ffmpeg / ffmpeg.c @ 8e2fd8e1
History | View | Annotate | Download (139 KB)
1 |
/*
|
---|---|
2 |
* FFmpeg main
|
3 |
* Copyright (c) 2000-2003 Fabrice Bellard
|
4 |
*
|
5 |
* This file is part of FFmpeg.
|
6 |
*
|
7 |
* FFmpeg is free software; you can redistribute it and/or
|
8 |
* modify it under the terms of the GNU Lesser General Public
|
9 |
* License as published by the Free Software Foundation; either
|
10 |
* version 2.1 of the License, or (at your option) any later version.
|
11 |
*
|
12 |
* FFmpeg is distributed in the hope that it will be useful,
|
13 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
14 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
15 |
* Lesser General Public License for more details.
|
16 |
*
|
17 |
* You should have received a copy of the GNU Lesser General Public
|
18 |
* License along with FFmpeg; if not, write to the Free Software
|
19 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
20 |
*/
|
21 |
|
22 |
/* needed for usleep() */
|
23 |
#define _XOPEN_SOURCE 600 |
24 |
|
25 |
#include "config.h" |
26 |
#include <ctype.h> |
27 |
#include <string.h> |
28 |
#include <math.h> |
29 |
#include <stdlib.h> |
30 |
#include <errno.h> |
31 |
#include <signal.h> |
32 |
#include <limits.h> |
33 |
#include <unistd.h> |
34 |
#include "libavformat/avformat.h" |
35 |
#include "libavdevice/avdevice.h" |
36 |
#include "libswscale/swscale.h" |
37 |
#include "libavformat/framehook.h" |
38 |
#include "libavcodec/opt.h" |
39 |
#include "libavcodec/audioconvert.h" |
40 |
#include "libavutil/fifo.h" |
41 |
#include "libavutil/avstring.h" |
42 |
#include "libavformat/os_support.h" |
43 |
|
44 |
#if HAVE_SYS_RESOURCE_H
|
45 |
#include <sys/types.h> |
46 |
#include <sys/resource.h> |
47 |
#elif HAVE_GETPROCESSTIMES
|
48 |
#include <windows.h> |
49 |
#endif
|
50 |
|
51 |
#if HAVE_SYS_SELECT_H
|
52 |
#include <sys/select.h> |
53 |
#endif
|
54 |
|
55 |
#if HAVE_TERMIOS_H
|
56 |
#include <fcntl.h> |
57 |
#include <sys/ioctl.h> |
58 |
#include <sys/time.h> |
59 |
#include <termios.h> |
60 |
#elif HAVE_CONIO_H
|
61 |
#include <conio.h> |
62 |
#endif
|
63 |
#undef time //needed because HAVE_AV_CONFIG_H is defined on top |
64 |
#include <time.h> |
65 |
|
66 |
#include "cmdutils.h" |
67 |
|
68 |
#undef NDEBUG
|
69 |
#include <assert.h> |
70 |
|
71 |
#undef exit
|
72 |
|
73 |
const char program_name[] = "FFmpeg"; |
74 |
const int program_birth_year = 2000; |
75 |
|
76 |
/* select an input stream for an output stream */
|
77 |
typedef struct AVStreamMap { |
78 |
int file_index;
|
79 |
int stream_index;
|
80 |
int sync_file_index;
|
81 |
int sync_stream_index;
|
82 |
} AVStreamMap; |
83 |
|
84 |
/** select an input file for an output file */
|
85 |
typedef struct AVMetaDataMap { |
86 |
int out_file;
|
87 |
int in_file;
|
88 |
} AVMetaDataMap; |
89 |
|
90 |
static const OptionDef options[]; |
91 |
|
92 |
#define MAX_FILES 20 |
93 |
|
94 |
static AVFormatContext *input_files[MAX_FILES];
|
95 |
static int64_t input_files_ts_offset[MAX_FILES];
|
96 |
static double input_files_ts_scale[MAX_FILES][MAX_STREAMS]; |
97 |
static AVCodec *input_codecs[MAX_FILES*MAX_STREAMS];
|
98 |
static int nb_input_files = 0; |
99 |
static int nb_icodecs; |
100 |
|
101 |
static AVFormatContext *output_files[MAX_FILES];
|
102 |
static AVCodec *output_codecs[MAX_FILES*MAX_STREAMS];
|
103 |
static int nb_output_files = 0; |
104 |
static int nb_ocodecs; |
105 |
|
106 |
static AVStreamMap stream_maps[MAX_FILES*MAX_STREAMS];
|
107 |
static int nb_stream_maps; |
108 |
|
109 |
static AVMetaDataMap meta_data_maps[MAX_FILES];
|
110 |
static int nb_meta_data_maps; |
111 |
|
112 |
static AVInputFormat *file_iformat;
|
113 |
static AVOutputFormat *file_oformat;
|
114 |
static int frame_width = 0; |
115 |
static int frame_height = 0; |
116 |
static float frame_aspect_ratio = 0; |
117 |
static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE; |
118 |
static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE; |
119 |
static int frame_padtop = 0; |
120 |
static int frame_padbottom = 0; |
121 |
static int frame_padleft = 0; |
122 |
static int frame_padright = 0; |
123 |
static int padcolor[3] = {16,128,128}; /* default to black */ |
124 |
static int frame_topBand = 0; |
125 |
static int frame_bottomBand = 0; |
126 |
static int frame_leftBand = 0; |
127 |
static int frame_rightBand = 0; |
128 |
static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX}; |
129 |
static AVRational frame_rate;
|
130 |
static float video_qscale = 0; |
131 |
static uint16_t *intra_matrix = NULL; |
132 |
static uint16_t *inter_matrix = NULL; |
133 |
#if 0 //experimental, (can be removed)
|
134 |
static float video_rc_qsquish=1.0;
|
135 |
static float video_rc_qmod_amp=0;
|
136 |
static int video_rc_qmod_freq=0;
|
137 |
#endif
|
138 |
static const char *video_rc_override_string=NULL; |
139 |
static int video_disable = 0; |
140 |
static int video_discard = 0; |
141 |
static char *video_codec_name = NULL; |
142 |
static int video_codec_tag = 0; |
143 |
static int same_quality = 0; |
144 |
static int do_deinterlace = 0; |
145 |
static int top_field_first = -1; |
146 |
static int me_threshold = 0; |
147 |
static int intra_dc_precision = 8; |
148 |
static int loop_input = 0; |
149 |
static int loop_output = AVFMT_NOOUTPUTLOOP; |
150 |
static int qp_hist = 0; |
151 |
|
152 |
static int intra_only = 0; |
153 |
static int audio_sample_rate = 44100; |
154 |
static int64_t channel_layout = 0; |
155 |
#define QSCALE_NONE -99999 |
156 |
static float audio_qscale = QSCALE_NONE; |
157 |
static int audio_disable = 0; |
158 |
static int audio_channels = 1; |
159 |
static char *audio_codec_name = NULL; |
160 |
static int audio_codec_tag = 0; |
161 |
static char *audio_language = NULL; |
162 |
|
163 |
static int subtitle_disable = 0; |
164 |
static char *subtitle_codec_name = NULL; |
165 |
static char *subtitle_language = NULL; |
166 |
|
167 |
static float mux_preload= 0.5; |
168 |
static float mux_max_delay= 0.7; |
169 |
|
170 |
static int64_t recording_time = INT64_MAX;
|
171 |
static int64_t start_time = 0; |
172 |
static int64_t rec_timestamp = 0; |
173 |
static int64_t input_ts_offset = 0; |
174 |
static int file_overwrite = 0; |
175 |
static char *str_title = NULL; |
176 |
static char *str_author = NULL; |
177 |
static char *str_copyright = NULL; |
178 |
static char *str_comment = NULL; |
179 |
static char *str_genre = NULL; |
180 |
static char *str_album = NULL; |
181 |
static int do_benchmark = 0; |
182 |
static int do_hex_dump = 0; |
183 |
static int do_pkt_dump = 0; |
184 |
static int do_psnr = 0; |
185 |
static int do_pass = 0; |
186 |
static char *pass_logfilename_prefix = NULL; |
187 |
static int audio_stream_copy = 0; |
188 |
static int video_stream_copy = 0; |
189 |
static int subtitle_stream_copy = 0; |
190 |
static int video_sync_method= -1; |
191 |
static int audio_sync_method= 0; |
192 |
static float audio_drift_threshold= 0.1; |
193 |
static int copy_ts= 0; |
194 |
static int opt_shortest = 0; |
195 |
static int video_global_header = 0; |
196 |
static char *vstats_filename; |
197 |
static FILE *vstats_file;
|
198 |
static int opt_programid = 0; |
199 |
static int copy_initial_nonkeyframes = 0; |
200 |
|
201 |
static int rate_emu = 0; |
202 |
|
203 |
static int video_channel = 0; |
204 |
static char *video_standard; |
205 |
|
206 |
static int audio_volume = 256; |
207 |
|
208 |
static int exit_on_error = 0; |
209 |
static int using_stdin = 0; |
210 |
static int using_vhook = 0; |
211 |
static int verbose = 1; |
212 |
static int thread_count= 1; |
213 |
static int q_pressed = 0; |
214 |
static int64_t video_size = 0; |
215 |
static int64_t audio_size = 0; |
216 |
static int64_t extra_size = 0; |
217 |
static int nb_frames_dup = 0; |
218 |
static int nb_frames_drop = 0; |
219 |
static int input_sync; |
220 |
static uint64_t limit_filesize = 0; |
221 |
static int force_fps = 0; |
222 |
|
223 |
static int pgmyuv_compatibility_hack=0; |
224 |
static float dts_delta_threshold = 10; |
225 |
|
226 |
static unsigned int sws_flags = SWS_BICUBIC; |
227 |
|
228 |
static int64_t timer_start;
|
229 |
|
230 |
static AVBitStreamFilterContext *video_bitstream_filters=NULL; |
231 |
static AVBitStreamFilterContext *audio_bitstream_filters=NULL; |
232 |
static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL; |
233 |
static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
|
234 |
|
235 |
#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass" |
236 |
|
237 |
struct AVInputStream;
|
238 |
|
239 |
typedef struct AVOutputStream { |
240 |
int file_index; /* file index */ |
241 |
int index; /* stream index in the output file */ |
242 |
int source_index; /* AVInputStream index */ |
243 |
AVStream *st; /* stream in the output file */
|
244 |
int encoding_needed; /* true if encoding needed for this stream */ |
245 |
int frame_number;
|
246 |
/* input pts and corresponding output pts
|
247 |
for A/V sync */
|
248 |
//double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
|
249 |
struct AVInputStream *sync_ist; /* input stream to sync against */ |
250 |
int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number |
251 |
/* video only */
|
252 |
int video_resample;
|
253 |
AVFrame pict_tmp; /* temporary image for resampling */
|
254 |
struct SwsContext *img_resample_ctx; /* for image resampling */ |
255 |
int resample_height;
|
256 |
|
257 |
int video_crop;
|
258 |
int topBand; /* cropping area sizes */ |
259 |
int leftBand;
|
260 |
|
261 |
int video_pad;
|
262 |
int padtop; /* padding area sizes */ |
263 |
int padbottom;
|
264 |
int padleft;
|
265 |
int padright;
|
266 |
|
267 |
/* audio only */
|
268 |
int audio_resample;
|
269 |
ReSampleContext *resample; /* for audio resampling */
|
270 |
int reformat_pair;
|
271 |
AVAudioConvert *reformat_ctx; |
272 |
AVFifoBuffer fifo; /* for compression: one audio fifo per codec */
|
273 |
FILE *logfile; |
274 |
} AVOutputStream; |
275 |
|
276 |
typedef struct AVInputStream { |
277 |
int file_index;
|
278 |
int index;
|
279 |
AVStream *st; |
280 |
int discard; /* true if stream data should be discarded */ |
281 |
int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */ |
282 |
int64_t sample_index; /* current sample */
|
283 |
|
284 |
int64_t start; /* time when read started */
|
285 |
int64_t next_pts; /* synthetic pts for cases where pkt.pts
|
286 |
is not defined */
|
287 |
int64_t pts; /* current pts */
|
288 |
int is_start; /* is 1 at the start and after a discontinuity */ |
289 |
} AVInputStream; |
290 |
|
291 |
typedef struct AVInputFile { |
292 |
int eof_reached; /* true if eof reached */ |
293 |
int ist_index; /* index of first stream in ist_table */ |
294 |
int buffer_size; /* current total buffer size */ |
295 |
int nb_streams; /* nb streams we are aware of */ |
296 |
} AVInputFile; |
297 |
|
298 |
#if HAVE_TERMIOS_H
|
299 |
|
300 |
/* init terminal so that we can grab keys */
|
301 |
static struct termios oldtty; |
302 |
#endif
|
303 |
|
304 |
static void term_exit(void) |
305 |
{ |
306 |
#if HAVE_TERMIOS_H
|
307 |
tcsetattr (0, TCSANOW, &oldtty);
|
308 |
#endif
|
309 |
} |
310 |
|
311 |
static volatile sig_atomic_t received_sigterm = 0; |
312 |
|
313 |
static void |
314 |
sigterm_handler(int sig)
|
315 |
{ |
316 |
received_sigterm = sig; |
317 |
term_exit(); |
318 |
} |
319 |
|
320 |
static void term_init(void) |
321 |
{ |
322 |
#if HAVE_TERMIOS_H
|
323 |
struct termios tty;
|
324 |
|
325 |
tcgetattr (0, &tty);
|
326 |
oldtty = tty; |
327 |
|
328 |
tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP |
329 |
|INLCR|IGNCR|ICRNL|IXON); |
330 |
tty.c_oflag |= OPOST; |
331 |
tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); |
332 |
tty.c_cflag &= ~(CSIZE|PARENB); |
333 |
tty.c_cflag |= CS8; |
334 |
tty.c_cc[VMIN] = 1;
|
335 |
tty.c_cc[VTIME] = 0;
|
336 |
|
337 |
tcsetattr (0, TCSANOW, &tty);
|
338 |
signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
|
339 |
#endif
|
340 |
|
341 |
signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
|
342 |
signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
|
343 |
/*
|
344 |
register a function to be called at normal program termination
|
345 |
*/
|
346 |
atexit(term_exit); |
347 |
#if CONFIG_BEOS_NETSERVER
|
348 |
fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK); |
349 |
#endif
|
350 |
} |
351 |
|
352 |
/* read a key without blocking */
|
353 |
static int read_key(void) |
354 |
{ |
355 |
#if HAVE_TERMIOS_H
|
356 |
int n = 1; |
357 |
unsigned char ch; |
358 |
#if !CONFIG_BEOS_NETSERVER
|
359 |
struct timeval tv;
|
360 |
fd_set rfds; |
361 |
|
362 |
FD_ZERO(&rfds); |
363 |
FD_SET(0, &rfds);
|
364 |
tv.tv_sec = 0;
|
365 |
tv.tv_usec = 0;
|
366 |
n = select(1, &rfds, NULL, NULL, &tv); |
367 |
#endif
|
368 |
if (n > 0) { |
369 |
n = read(0, &ch, 1); |
370 |
if (n == 1) |
371 |
return ch;
|
372 |
|
373 |
return n;
|
374 |
} |
375 |
#elif HAVE_CONIO_H
|
376 |
if(kbhit())
|
377 |
return(getch());
|
378 |
#endif
|
379 |
return -1; |
380 |
} |
381 |
|
382 |
static int decode_interrupt_cb(void) |
383 |
{ |
384 |
return q_pressed || (q_pressed = read_key() == 'q'); |
385 |
} |
386 |
|
387 |
static int av_exit(int ret) |
388 |
{ |
389 |
int i;
|
390 |
|
391 |
/* close files */
|
392 |
for(i=0;i<nb_output_files;i++) { |
393 |
/* maybe av_close_output_file ??? */
|
394 |
AVFormatContext *s = output_files[i]; |
395 |
int j;
|
396 |
if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
|
397 |
url_fclose(s->pb); |
398 |
for(j=0;j<s->nb_streams;j++) { |
399 |
av_metadata_free(&s->streams[j]->metadata); |
400 |
av_free(s->streams[j]->codec); |
401 |
av_free(s->streams[j]); |
402 |
} |
403 |
for(j=0;j<s->nb_programs;j++) { |
404 |
av_metadata_free(&s->programs[j]->metadata); |
405 |
} |
406 |
for(j=0;j<s->nb_chapters;j++) { |
407 |
av_metadata_free(&s->chapters[j]->metadata); |
408 |
} |
409 |
av_metadata_free(&s->metadata); |
410 |
av_free(s); |
411 |
} |
412 |
for(i=0;i<nb_input_files;i++) |
413 |
av_close_input_file(input_files[i]); |
414 |
|
415 |
av_free(intra_matrix); |
416 |
av_free(inter_matrix); |
417 |
|
418 |
if (vstats_file)
|
419 |
fclose(vstats_file); |
420 |
av_free(vstats_filename); |
421 |
|
422 |
av_free(opt_names); |
423 |
|
424 |
av_free(video_codec_name); |
425 |
av_free(audio_codec_name); |
426 |
av_free(subtitle_codec_name); |
427 |
|
428 |
av_free(video_standard); |
429 |
|
430 |
#if CONFIG_POWERPC_PERF
|
431 |
void powerpc_display_perf_report(void); |
432 |
powerpc_display_perf_report(); |
433 |
#endif /* CONFIG_POWERPC_PERF */ |
434 |
|
435 |
if (received_sigterm) {
|
436 |
fprintf(stderr, |
437 |
"Received signal %d: terminating.\n",
|
438 |
(int) received_sigterm);
|
439 |
exit (255);
|
440 |
} |
441 |
|
442 |
exit(ret); /* not all OS-es handle main() return value */
|
443 |
return ret;
|
444 |
} |
445 |
|
446 |
static int read_ffserver_streams(AVFormatContext *s, const char *filename) |
447 |
{ |
448 |
int i, err;
|
449 |
AVFormatContext *ic; |
450 |
int nopts = 0; |
451 |
|
452 |
err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL); |
453 |
if (err < 0) |
454 |
return err;
|
455 |
/* copy stream format */
|
456 |
s->nb_streams = ic->nb_streams; |
457 |
for(i=0;i<ic->nb_streams;i++) { |
458 |
AVStream *st; |
459 |
|
460 |
// FIXME: a more elegant solution is needed
|
461 |
st = av_mallocz(sizeof(AVStream));
|
462 |
memcpy(st, ic->streams[i], sizeof(AVStream));
|
463 |
st->codec = avcodec_alloc_context(); |
464 |
memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
|
465 |
s->streams[i] = st; |
466 |
|
467 |
if (st->codec->codec_type == CODEC_TYPE_AUDIO && audio_stream_copy)
|
468 |
st->stream_copy = 1;
|
469 |
else if (st->codec->codec_type == CODEC_TYPE_VIDEO && video_stream_copy) |
470 |
st->stream_copy = 1;
|
471 |
|
472 |
if(!st->codec->thread_count)
|
473 |
st->codec->thread_count = 1;
|
474 |
if(st->codec->thread_count>1) |
475 |
avcodec_thread_init(st->codec, st->codec->thread_count); |
476 |
|
477 |
if(st->codec->flags & CODEC_FLAG_BITEXACT)
|
478 |
nopts = 1;
|
479 |
} |
480 |
|
481 |
if (!nopts)
|
482 |
s->timestamp = av_gettime(); |
483 |
|
484 |
av_close_input_file(ic); |
485 |
return 0; |
486 |
} |
487 |
|
488 |
static double |
489 |
get_sync_ipts(const AVOutputStream *ost)
|
490 |
{ |
491 |
const AVInputStream *ist = ost->sync_ist;
|
492 |
return (double)(ist->pts - start_time)/AV_TIME_BASE; |
493 |
} |
494 |
|
495 |
static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){ |
496 |
int ret;
|
497 |
|
498 |
while(bsfc){
|
499 |
AVPacket new_pkt= *pkt; |
500 |
int a= av_bitstream_filter_filter(bsfc, avctx, NULL, |
501 |
&new_pkt.data, &new_pkt.size, |
502 |
pkt->data, pkt->size, |
503 |
pkt->flags & PKT_FLAG_KEY); |
504 |
if(a>0){ |
505 |
av_free_packet(pkt); |
506 |
new_pkt.destruct= av_destruct_packet; |
507 |
} else if(a<0){ |
508 |
fprintf(stderr, "%s failed for stream %d, codec %s",
|
509 |
bsfc->filter->name, pkt->stream_index, |
510 |
avctx->codec ? avctx->codec->name : "copy");
|
511 |
print_error("", a);
|
512 |
if (exit_on_error)
|
513 |
av_exit(1);
|
514 |
} |
515 |
*pkt= new_pkt; |
516 |
|
517 |
bsfc= bsfc->next; |
518 |
} |
519 |
|
520 |
ret= av_interleaved_write_frame(s, pkt); |
521 |
if(ret < 0){ |
522 |
print_error("av_interleaved_write_frame()", ret);
|
523 |
av_exit(1);
|
524 |
} |
525 |
} |
526 |
|
527 |
#define MAX_AUDIO_PACKET_SIZE (128 * 1024) |
528 |
|
529 |
static void do_audio_out(AVFormatContext *s, |
530 |
AVOutputStream *ost, |
531 |
AVInputStream *ist, |
532 |
unsigned char *buf, int size) |
533 |
{ |
534 |
uint8_t *buftmp; |
535 |
static uint8_t *audio_buf = NULL; |
536 |
static uint8_t *audio_out = NULL; |
537 |
static uint8_t *audio_out2 = NULL; |
538 |
const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE; |
539 |
|
540 |
int size_out, frame_bytes, ret;
|
541 |
AVCodecContext *enc= ost->st->codec; |
542 |
AVCodecContext *dec= ist->st->codec; |
543 |
int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8; |
544 |
int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8; |
545 |
|
546 |
/* SC: dynamic allocation of buffers */
|
547 |
if (!audio_buf)
|
548 |
audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
|
549 |
if (!audio_out)
|
550 |
audio_out = av_malloc(audio_out_size); |
551 |
if (!audio_buf || !audio_out)
|
552 |
return; /* Should signal an error ! */ |
553 |
|
554 |
if (enc->channels != dec->channels)
|
555 |
ost->audio_resample = 1;
|
556 |
|
557 |
if (ost->audio_resample && !ost->resample) {
|
558 |
if (dec->sample_fmt != SAMPLE_FMT_S16) {
|
559 |
fprintf(stderr, "Audio resampler only works with 16 bits per sample, patch welcome.\n");
|
560 |
av_exit(1);
|
561 |
} |
562 |
ost->resample = audio_resample_init(enc->channels, dec->channels, |
563 |
enc->sample_rate, dec->sample_rate); |
564 |
if (!ost->resample) {
|
565 |
fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
|
566 |
dec->channels, dec->sample_rate, |
567 |
enc->channels, enc->sample_rate); |
568 |
av_exit(1);
|
569 |
} |
570 |
} |
571 |
|
572 |
#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
|
573 |
if (dec->sample_fmt!=enc->sample_fmt &&
|
574 |
MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) { |
575 |
if (!audio_out2)
|
576 |
audio_out2 = av_malloc(audio_out_size); |
577 |
if (!audio_out2)
|
578 |
av_exit(1);
|
579 |
if (ost->reformat_ctx)
|
580 |
av_audio_convert_free(ost->reformat_ctx); |
581 |
ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
|
582 |
dec->sample_fmt, 1, NULL, 0); |
583 |
if (!ost->reformat_ctx) {
|
584 |
fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
|
585 |
avcodec_get_sample_fmt_name(dec->sample_fmt), |
586 |
avcodec_get_sample_fmt_name(enc->sample_fmt)); |
587 |
av_exit(1);
|
588 |
} |
589 |
ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt); |
590 |
} |
591 |
|
592 |
if(audio_sync_method){
|
593 |
double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
|
594 |
- av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
|
595 |
double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
|
596 |
int byte_delta= ((int)idelta)*2*ist->st->codec->channels; |
597 |
|
598 |
//FIXME resample delay
|
599 |
if(fabs(delta) > 50){ |
600 |
if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
|
601 |
if(byte_delta < 0){ |
602 |
byte_delta= FFMAX(byte_delta, -size); |
603 |
size += byte_delta; |
604 |
buf -= byte_delta; |
605 |
if(verbose > 2) |
606 |
fprintf(stderr, "discarding %d audio samples\n", (int)-delta); |
607 |
if(!size)
|
608 |
return;
|
609 |
ist->is_start=0;
|
610 |
}else{
|
611 |
static uint8_t *input_tmp= NULL; |
612 |
input_tmp= av_realloc(input_tmp, byte_delta + size); |
613 |
|
614 |
if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
|
615 |
ist->is_start=0;
|
616 |
else
|
617 |
byte_delta= MAX_AUDIO_PACKET_SIZE - size; |
618 |
|
619 |
memset(input_tmp, 0, byte_delta);
|
620 |
memcpy(input_tmp + byte_delta, buf, size); |
621 |
buf= input_tmp; |
622 |
size += byte_delta; |
623 |
if(verbose > 2) |
624 |
fprintf(stderr, "adding %d audio samples of silence\n", (int)delta); |
625 |
} |
626 |
}else if(audio_sync_method>1){ |
627 |
int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
|
628 |
assert(ost->audio_resample); |
629 |
if(verbose > 2) |
630 |
fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
|
631 |
// fprintf(stderr, "drift:%f len:%d opts:%"PRId64" ipts:%"PRId64" fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2));
|
632 |
av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
|
633 |
} |
634 |
} |
635 |
}else
|
636 |
ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate) |
637 |
- av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong |
638 |
|
639 |
if (ost->audio_resample) {
|
640 |
buftmp = audio_buf; |
641 |
size_out = audio_resample(ost->resample, |
642 |
(short *)buftmp, (short *)buf, |
643 |
size / (ist->st->codec->channels * isize)); |
644 |
size_out = size_out * enc->channels * osize; |
645 |
} else {
|
646 |
buftmp = buf; |
647 |
size_out = size; |
648 |
} |
649 |
|
650 |
if (dec->sample_fmt!=enc->sample_fmt) {
|
651 |
const void *ibuf[6]= {buftmp}; |
652 |
void *obuf[6]= {audio_out2}; |
653 |
int istride[6]= {isize}; |
654 |
int ostride[6]= {osize}; |
655 |
int len= size_out/istride[0]; |
656 |
if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) { |
657 |
printf("av_audio_convert() failed\n");
|
658 |
if (exit_on_error)
|
659 |
av_exit(1);
|
660 |
return;
|
661 |
} |
662 |
buftmp = audio_out2; |
663 |
size_out = len*osize; |
664 |
} |
665 |
|
666 |
/* now encode as many frames as possible */
|
667 |
if (enc->frame_size > 1) { |
668 |
/* output resampled raw samples */
|
669 |
if (av_fifo_realloc2(&ost->fifo, av_fifo_size(&ost->fifo) + size_out) < 0) { |
670 |
fprintf(stderr, "av_fifo_realloc2() failed\n");
|
671 |
av_exit(1);
|
672 |
} |
673 |
av_fifo_generic_write(&ost->fifo, buftmp, size_out, NULL);
|
674 |
|
675 |
frame_bytes = enc->frame_size * osize * enc->channels; |
676 |
|
677 |
while (av_fifo_size(&ost->fifo) >= frame_bytes) {
|
678 |
AVPacket pkt; |
679 |
av_init_packet(&pkt); |
680 |
|
681 |
av_fifo_read(&ost->fifo, audio_buf, frame_bytes); |
682 |
|
683 |
//FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
|
684 |
|
685 |
ret = avcodec_encode_audio(enc, audio_out, audio_out_size, |
686 |
(short *)audio_buf);
|
687 |
if (ret < 0) { |
688 |
fprintf(stderr, "Audio encoding failed\n");
|
689 |
av_exit(1);
|
690 |
} |
691 |
audio_size += ret; |
692 |
pkt.stream_index= ost->index; |
693 |
pkt.data= audio_out; |
694 |
pkt.size= ret; |
695 |
if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
|
696 |
pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); |
697 |
pkt.flags |= PKT_FLAG_KEY; |
698 |
write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); |
699 |
|
700 |
ost->sync_opts += enc->frame_size; |
701 |
} |
702 |
} else {
|
703 |
AVPacket pkt; |
704 |
int coded_bps = av_get_bits_per_sample(enc->codec->id)/8; |
705 |
av_init_packet(&pkt); |
706 |
|
707 |
ost->sync_opts += size_out / (osize * enc->channels); |
708 |
|
709 |
/* output a pcm frame */
|
710 |
/* determine the size of the coded buffer */
|
711 |
size_out /= osize; |
712 |
if (coded_bps)
|
713 |
size_out *= coded_bps; |
714 |
|
715 |
//FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
|
716 |
ret = avcodec_encode_audio(enc, audio_out, size_out, |
717 |
(short *)buftmp);
|
718 |
if (ret < 0) { |
719 |
fprintf(stderr, "Audio encoding failed\n");
|
720 |
av_exit(1);
|
721 |
} |
722 |
audio_size += ret; |
723 |
pkt.stream_index= ost->index; |
724 |
pkt.data= audio_out; |
725 |
pkt.size= ret; |
726 |
if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
|
727 |
pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); |
728 |
pkt.flags |= PKT_FLAG_KEY; |
729 |
write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); |
730 |
} |
731 |
} |
732 |
|
733 |
static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp) |
734 |
{ |
735 |
AVCodecContext *dec; |
736 |
AVPicture *picture2; |
737 |
AVPicture picture_tmp; |
738 |
uint8_t *buf = 0;
|
739 |
|
740 |
dec = ist->st->codec; |
741 |
|
742 |
/* deinterlace : must be done before any resize */
|
743 |
if (do_deinterlace || using_vhook) {
|
744 |
int size;
|
745 |
|
746 |
/* create temporary picture */
|
747 |
size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height); |
748 |
buf = av_malloc(size); |
749 |
if (!buf)
|
750 |
return;
|
751 |
|
752 |
picture2 = &picture_tmp; |
753 |
avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height); |
754 |
|
755 |
if (do_deinterlace){
|
756 |
if(avpicture_deinterlace(picture2, picture,
|
757 |
dec->pix_fmt, dec->width, dec->height) < 0) {
|
758 |
/* if error, do not deinterlace */
|
759 |
fprintf(stderr, "Deinterlacing failed\n");
|
760 |
av_free(buf); |
761 |
buf = NULL;
|
762 |
picture2 = picture; |
763 |
} |
764 |
} else {
|
765 |
av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height); |
766 |
} |
767 |
} else {
|
768 |
picture2 = picture; |
769 |
} |
770 |
|
771 |
if (CONFIG_VHOOK)
|
772 |
frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height, |
773 |
1000000 * ist->pts / AV_TIME_BASE);
|
774 |
|
775 |
if (picture != picture2)
|
776 |
*picture = *picture2; |
777 |
*bufp = buf; |
778 |
} |
779 |
|
780 |
/* we begin to correct av delay at this threshold */
|
781 |
#define AV_DELAY_MAX 0.100 |
782 |
|
783 |
static void do_subtitle_out(AVFormatContext *s, |
784 |
AVOutputStream *ost, |
785 |
AVInputStream *ist, |
786 |
AVSubtitle *sub, |
787 |
int64_t pts) |
788 |
{ |
789 |
static uint8_t *subtitle_out = NULL; |
790 |
int subtitle_out_max_size = 65536; |
791 |
int subtitle_out_size, nb, i;
|
792 |
AVCodecContext *enc; |
793 |
AVPacket pkt; |
794 |
|
795 |
if (pts == AV_NOPTS_VALUE) {
|
796 |
fprintf(stderr, "Subtitle packets must have a pts\n");
|
797 |
if (exit_on_error)
|
798 |
av_exit(1);
|
799 |
return;
|
800 |
} |
801 |
|
802 |
enc = ost->st->codec; |
803 |
|
804 |
if (!subtitle_out) {
|
805 |
subtitle_out = av_malloc(subtitle_out_max_size); |
806 |
} |
807 |
|
808 |
/* Note: DVB subtitle need one packet to draw them and one other
|
809 |
packet to clear them */
|
810 |
/* XXX: signal it in the codec context ? */
|
811 |
if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
|
812 |
nb = 2;
|
813 |
else
|
814 |
nb = 1;
|
815 |
|
816 |
for(i = 0; i < nb; i++) { |
817 |
subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out, |
818 |
subtitle_out_max_size, sub); |
819 |
|
820 |
av_init_packet(&pkt); |
821 |
pkt.stream_index = ost->index; |
822 |
pkt.data = subtitle_out; |
823 |
pkt.size = subtitle_out_size; |
824 |
pkt.pts = av_rescale_q(pts, ist->st->time_base, ost->st->time_base); |
825 |
if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
|
826 |
/* XXX: the pts correction is handled here. Maybe handling
|
827 |
it in the codec would be better */
|
828 |
if (i == 0) |
829 |
pkt.pts += 90 * sub->start_display_time;
|
830 |
else
|
831 |
pkt.pts += 90 * sub->end_display_time;
|
832 |
} |
833 |
write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); |
834 |
} |
835 |
} |
836 |
|
837 |
static int bit_buffer_size= 1024*256; |
838 |
static uint8_t *bit_buffer= NULL; |
839 |
|
840 |
static void do_video_out(AVFormatContext *s, |
841 |
AVOutputStream *ost, |
842 |
AVInputStream *ist, |
843 |
AVFrame *in_picture, |
844 |
int *frame_size)
|
845 |
{ |
846 |
int nb_frames, i, ret;
|
847 |
AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src; |
848 |
AVFrame picture_crop_temp, picture_pad_temp; |
849 |
AVCodecContext *enc, *dec; |
850 |
|
851 |
avcodec_get_frame_defaults(&picture_crop_temp); |
852 |
avcodec_get_frame_defaults(&picture_pad_temp); |
853 |
|
854 |
enc = ost->st->codec; |
855 |
dec = ist->st->codec; |
856 |
|
857 |
/* by default, we output a single frame */
|
858 |
nb_frames = 1;
|
859 |
|
860 |
*frame_size = 0;
|
861 |
|
862 |
if(video_sync_method>0 || (video_sync_method && av_q2d(enc->time_base) > 0.001)){ |
863 |
double vdelta;
|
864 |
vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts; |
865 |
//FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
|
866 |
if (vdelta < -1.1) |
867 |
nb_frames = 0;
|
868 |
else if (video_sync_method == 2) |
869 |
ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base)); |
870 |
else if (vdelta > 1.1) |
871 |
nb_frames = lrintf(vdelta); |
872 |
//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
|
873 |
if (nb_frames == 0){ |
874 |
++nb_frames_drop; |
875 |
if (verbose>2) |
876 |
fprintf(stderr, "*** drop!\n");
|
877 |
}else if (nb_frames > 1) { |
878 |
nb_frames_dup += nb_frames; |
879 |
if (verbose>2) |
880 |
fprintf(stderr, "*** %d dup!\n", nb_frames-1); |
881 |
} |
882 |
}else
|
883 |
ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base)); |
884 |
|
885 |
nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number); |
886 |
if (nb_frames <= 0) |
887 |
return;
|
888 |
|
889 |
if (ost->video_crop) {
|
890 |
if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) { |
891 |
av_log(NULL, AV_LOG_ERROR, "error cropping picture\n"); |
892 |
if (exit_on_error)
|
893 |
av_exit(1);
|
894 |
return;
|
895 |
} |
896 |
formatted_picture = &picture_crop_temp; |
897 |
} else {
|
898 |
formatted_picture = in_picture; |
899 |
} |
900 |
|
901 |
final_picture = formatted_picture; |
902 |
padding_src = formatted_picture; |
903 |
resampling_dst = &ost->pict_tmp; |
904 |
if (ost->video_pad) {
|
905 |
final_picture = &ost->pict_tmp; |
906 |
if (ost->video_resample) {
|
907 |
if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) { |
908 |
av_log(NULL, AV_LOG_ERROR, "error padding picture\n"); |
909 |
if (exit_on_error)
|
910 |
av_exit(1);
|
911 |
return;
|
912 |
} |
913 |
resampling_dst = &picture_pad_temp; |
914 |
} |
915 |
} |
916 |
|
917 |
if (ost->video_resample) {
|
918 |
padding_src = NULL;
|
919 |
final_picture = &ost->pict_tmp; |
920 |
sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize, |
921 |
0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
|
922 |
} |
923 |
|
924 |
if (ost->video_pad) {
|
925 |
av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src, |
926 |
enc->height, enc->width, enc->pix_fmt, |
927 |
ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor); |
928 |
} |
929 |
|
930 |
/* duplicates frame if needed */
|
931 |
for(i=0;i<nb_frames;i++) { |
932 |
AVPacket pkt; |
933 |
av_init_packet(&pkt); |
934 |
pkt.stream_index= ost->index; |
935 |
|
936 |
if (s->oformat->flags & AVFMT_RAWPICTURE) {
|
937 |
/* raw pictures are written as AVPicture structure to
|
938 |
avoid any copies. We support temorarily the older
|
939 |
method. */
|
940 |
AVFrame* old_frame = enc->coded_frame; |
941 |
enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
|
942 |
pkt.data= (uint8_t *)final_picture; |
943 |
pkt.size= sizeof(AVPicture);
|
944 |
pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base); |
945 |
pkt.flags |= PKT_FLAG_KEY; |
946 |
|
947 |
write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); |
948 |
enc->coded_frame = old_frame; |
949 |
} else {
|
950 |
AVFrame big_picture; |
951 |
|
952 |
big_picture= *final_picture; |
953 |
/* better than nothing: use input picture interlaced
|
954 |
settings */
|
955 |
big_picture.interlaced_frame = in_picture->interlaced_frame; |
956 |
if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
|
957 |
if(top_field_first == -1) |
958 |
big_picture.top_field_first = in_picture->top_field_first; |
959 |
else
|
960 |
big_picture.top_field_first = top_field_first; |
961 |
} |
962 |
|
963 |
/* handles sameq here. This is not correct because it may
|
964 |
not be a global option */
|
965 |
if (same_quality) {
|
966 |
big_picture.quality = ist->st->quality; |
967 |
}else
|
968 |
big_picture.quality = ost->st->quality; |
969 |
if(!me_threshold)
|
970 |
big_picture.pict_type = 0;
|
971 |
// big_picture.pts = AV_NOPTS_VALUE;
|
972 |
big_picture.pts= ost->sync_opts; |
973 |
// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
|
974 |
//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
|
975 |
ret = avcodec_encode_video(enc, |
976 |
bit_buffer, bit_buffer_size, |
977 |
&big_picture); |
978 |
if (ret < 0) { |
979 |
fprintf(stderr, "Video encoding failed\n");
|
980 |
av_exit(1);
|
981 |
} |
982 |
//enc->frame_number = enc->real_pict_num;
|
983 |
if(ret>0){ |
984 |
pkt.data= bit_buffer; |
985 |
pkt.size= ret; |
986 |
if(enc->coded_frame->pts != AV_NOPTS_VALUE)
|
987 |
pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); |
988 |
/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
|
989 |
pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
|
990 |
pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
|
991 |
|
992 |
if(enc->coded_frame->key_frame)
|
993 |
pkt.flags |= PKT_FLAG_KEY; |
994 |
write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); |
995 |
*frame_size = ret; |
996 |
video_size += ret; |
997 |
//fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
|
998 |
// enc->frame_number-1, enc->real_pict_num, ret,
|
999 |
// enc->pict_type);
|
1000 |
/* if two pass, output log */
|
1001 |
if (ost->logfile && enc->stats_out) {
|
1002 |
fprintf(ost->logfile, "%s", enc->stats_out);
|
1003 |
} |
1004 |
} |
1005 |
} |
1006 |
ost->sync_opts++; |
1007 |
ost->frame_number++; |
1008 |
} |
1009 |
} |
1010 |
|
1011 |
static double psnr(double d){ |
1012 |
return -10.0*log(d)/log(10.0); |
1013 |
} |
1014 |
|
1015 |
static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, |
1016 |
int frame_size)
|
1017 |
{ |
1018 |
AVCodecContext *enc; |
1019 |
int frame_number;
|
1020 |
double ti1, bitrate, avg_bitrate;
|
1021 |
|
1022 |
/* this is executed just the first time do_video_stats is called */
|
1023 |
if (!vstats_file) {
|
1024 |
vstats_file = fopen(vstats_filename, "w");
|
1025 |
if (!vstats_file) {
|
1026 |
perror("fopen");
|
1027 |
av_exit(1);
|
1028 |
} |
1029 |
} |
1030 |
|
1031 |
enc = ost->st->codec; |
1032 |
if (enc->codec_type == CODEC_TYPE_VIDEO) {
|
1033 |
frame_number = ost->frame_number; |
1034 |
fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA); |
1035 |
if (enc->flags&CODEC_FLAG_PSNR)
|
1036 |
fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0))); |
1037 |
|
1038 |
fprintf(vstats_file,"f_size= %6d ", frame_size);
|
1039 |
/* compute pts value */
|
1040 |
ti1 = ost->sync_opts * av_q2d(enc->time_base); |
1041 |
if (ti1 < 0.01) |
1042 |
ti1 = 0.01; |
1043 |
|
1044 |
bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0; |
1045 |
avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0; |
1046 |
fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
|
1047 |
(double)video_size / 1024, ti1, bitrate, avg_bitrate); |
1048 |
fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
|
1049 |
} |
1050 |
} |
1051 |
|
1052 |
static void print_report(AVFormatContext **output_files, |
1053 |
AVOutputStream **ost_table, int nb_ostreams,
|
1054 |
int is_last_report)
|
1055 |
{ |
1056 |
char buf[1024]; |
1057 |
AVOutputStream *ost; |
1058 |
AVFormatContext *oc, *os; |
1059 |
int64_t total_size; |
1060 |
AVCodecContext *enc; |
1061 |
int frame_number, vid, i;
|
1062 |
double bitrate, ti1, pts;
|
1063 |
static int64_t last_time = -1; |
1064 |
static int qp_histogram[52]; |
1065 |
|
1066 |
if (!is_last_report) {
|
1067 |
int64_t cur_time; |
1068 |
/* display the report every 0.5 seconds */
|
1069 |
cur_time = av_gettime(); |
1070 |
if (last_time == -1) { |
1071 |
last_time = cur_time; |
1072 |
return;
|
1073 |
} |
1074 |
if ((cur_time - last_time) < 500000) |
1075 |
return;
|
1076 |
last_time = cur_time; |
1077 |
} |
1078 |
|
1079 |
|
1080 |
oc = output_files[0];
|
1081 |
|
1082 |
total_size = url_fsize(oc->pb); |
1083 |
if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too |
1084 |
total_size= url_ftell(oc->pb); |
1085 |
|
1086 |
buf[0] = '\0'; |
1087 |
ti1 = 1e10;
|
1088 |
vid = 0;
|
1089 |
for(i=0;i<nb_ostreams;i++) { |
1090 |
ost = ost_table[i]; |
1091 |
os = output_files[ost->file_index]; |
1092 |
enc = ost->st->codec; |
1093 |
if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
|
1094 |
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", |
1095 |
!ost->st->stream_copy ? |
1096 |
enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1); |
1097 |
} |
1098 |
if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
|
1099 |
float t = (av_gettime()-timer_start) / 1000000.0; |
1100 |
|
1101 |
frame_number = ost->frame_number; |
1102 |
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ", |
1103 |
frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, |
1104 |
!ost->st->stream_copy ? |
1105 |
enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1); |
1106 |
if(is_last_report)
|
1107 |
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L"); |
1108 |
if(qp_hist){
|
1109 |
int j;
|
1110 |
int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA); |
1111 |
if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram)) |
1112 |
qp_histogram[qp]++; |
1113 |
for(j=0; j<32; j++) |
1114 |
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2))); |
1115 |
} |
1116 |
if (enc->flags&CODEC_FLAG_PSNR){
|
1117 |
int j;
|
1118 |
double error, error_sum=0; |
1119 |
double scale, scale_sum=0; |
1120 |
char type[3]= {'Y','U','V'}; |
1121 |
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR="); |
1122 |
for(j=0; j<3; j++){ |
1123 |
if(is_last_report){
|
1124 |
error= enc->error[j]; |
1125 |
scale= enc->width*enc->height*255.0*255.0*frame_number; |
1126 |
}else{
|
1127 |
error= enc->coded_frame->error[j]; |
1128 |
scale= enc->width*enc->height*255.0*255.0; |
1129 |
} |
1130 |
if(j) scale/=4; |
1131 |
error_sum += error; |
1132 |
scale_sum += scale; |
1133 |
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale)); |
1134 |
} |
1135 |
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum)); |
1136 |
} |
1137 |
vid = 1;
|
1138 |
} |
1139 |
/* compute min output value */
|
1140 |
pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
|
1141 |
if ((pts < ti1) && (pts > 0)) |
1142 |
ti1 = pts; |
1143 |
} |
1144 |
if (ti1 < 0.01) |
1145 |
ti1 = 0.01; |
1146 |
|
1147 |
if (verbose || is_last_report) {
|
1148 |
bitrate = (double)(total_size * 8) / ti1 / 1000.0; |
1149 |
|
1150 |
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
|
1151 |
"size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
|
1152 |
(double)total_size / 1024, ti1, bitrate); |
1153 |
|
1154 |
if (verbose > 1) |
1155 |
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d", |
1156 |
nb_frames_dup, nb_frames_drop); |
1157 |
|
1158 |
if (verbose >= 0) |
1159 |
fprintf(stderr, "%s \r", buf);
|
1160 |
|
1161 |
fflush(stderr); |
1162 |
} |
1163 |
|
1164 |
if (is_last_report && verbose >= 0){ |
1165 |
int64_t raw= audio_size + video_size + extra_size; |
1166 |
fprintf(stderr, "\n");
|
1167 |
fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
|
1168 |
video_size/1024.0, |
1169 |
audio_size/1024.0, |
1170 |
extra_size/1024.0, |
1171 |
100.0*(total_size - raw)/raw |
1172 |
); |
1173 |
} |
1174 |
} |
1175 |
|
1176 |
/* pkt = NULL means EOF (needed to flush decoder buffers) */
|
1177 |
static int output_packet(AVInputStream *ist, int ist_index, |
1178 |
AVOutputStream **ost_table, int nb_ostreams,
|
1179 |
const AVPacket *pkt)
|
1180 |
{ |
1181 |
AVFormatContext *os; |
1182 |
AVOutputStream *ost; |
1183 |
uint8_t *ptr; |
1184 |
int len, ret, i;
|
1185 |
uint8_t *data_buf; |
1186 |
int data_size, got_picture;
|
1187 |
AVFrame picture; |
1188 |
void *buffer_to_free;
|
1189 |
static unsigned int samples_size= 0; |
1190 |
static short *samples= NULL; |
1191 |
AVSubtitle subtitle, *subtitle_to_free; |
1192 |
int got_subtitle;
|
1193 |
|
1194 |
if(ist->next_pts == AV_NOPTS_VALUE)
|
1195 |
ist->next_pts= ist->pts; |
1196 |
|
1197 |
if (pkt == NULL) { |
1198 |
/* EOF handling */
|
1199 |
ptr = NULL;
|
1200 |
len = 0;
|
1201 |
goto handle_eof;
|
1202 |
} |
1203 |
|
1204 |
if(pkt->dts != AV_NOPTS_VALUE)
|
1205 |
ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q); |
1206 |
|
1207 |
len = pkt->size; |
1208 |
ptr = pkt->data; |
1209 |
|
1210 |
//while we have more to decode or while the decoder did output something on EOF
|
1211 |
while (len > 0 || (!pkt && ist->next_pts != ist->pts)) { |
1212 |
handle_eof:
|
1213 |
ist->pts= ist->next_pts; |
1214 |
|
1215 |
if(len && len != pkt->size && verbose>0) |
1216 |
fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
|
1217 |
|
1218 |
/* decode the packet if needed */
|
1219 |
data_buf = NULL; /* fail safe */ |
1220 |
data_size = 0;
|
1221 |
subtitle_to_free = NULL;
|
1222 |
if (ist->decoding_needed) {
|
1223 |
switch(ist->st->codec->codec_type) {
|
1224 |
case CODEC_TYPE_AUDIO:{
|
1225 |
if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) { |
1226 |
samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
|
1227 |
av_free(samples); |
1228 |
samples= av_malloc(samples_size); |
1229 |
} |
1230 |
data_size= samples_size; |
1231 |
/* XXX: could avoid copy if PCM 16 bits with same
|
1232 |
endianness as CPU */
|
1233 |
ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size, |
1234 |
ptr, len); |
1235 |
if (ret < 0) |
1236 |
goto fail_decode;
|
1237 |
ptr += ret; |
1238 |
len -= ret; |
1239 |
/* Some bug in mpeg audio decoder gives */
|
1240 |
/* data_size < 0, it seems they are overflows */
|
1241 |
if (data_size <= 0) { |
1242 |
/* no audio frame */
|
1243 |
continue;
|
1244 |
} |
1245 |
data_buf = (uint8_t *)samples; |
1246 |
ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
|
1247 |
(ist->st->codec->sample_rate * ist->st->codec->channels); |
1248 |
break;}
|
1249 |
case CODEC_TYPE_VIDEO:
|
1250 |
data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2; |
1251 |
/* XXX: allocate picture correctly */
|
1252 |
avcodec_get_frame_defaults(&picture); |
1253 |
|
1254 |
ret = avcodec_decode_video(ist->st->codec, |
1255 |
&picture, &got_picture, ptr, len); |
1256 |
ist->st->quality= picture.quality; |
1257 |
if (ret < 0) |
1258 |
goto fail_decode;
|
1259 |
if (!got_picture) {
|
1260 |
/* no picture yet */
|
1261 |
goto discard_packet;
|
1262 |
} |
1263 |
if (ist->st->codec->time_base.num != 0) { |
1264 |
ist->next_pts += ((int64_t)AV_TIME_BASE * |
1265 |
ist->st->codec->time_base.num) / |
1266 |
ist->st->codec->time_base.den; |
1267 |
} |
1268 |
len = 0;
|
1269 |
break;
|
1270 |
case CODEC_TYPE_SUBTITLE:
|
1271 |
ret = avcodec_decode_subtitle(ist->st->codec, |
1272 |
&subtitle, &got_subtitle, ptr, len); |
1273 |
if (ret < 0) |
1274 |
goto fail_decode;
|
1275 |
if (!got_subtitle) {
|
1276 |
goto discard_packet;
|
1277 |
} |
1278 |
subtitle_to_free = &subtitle; |
1279 |
len = 0;
|
1280 |
break;
|
1281 |
default:
|
1282 |
goto fail_decode;
|
1283 |
} |
1284 |
} else {
|
1285 |
switch(ist->st->codec->codec_type) {
|
1286 |
case CODEC_TYPE_AUDIO:
|
1287 |
ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) / |
1288 |
ist->st->codec->sample_rate; |
1289 |
break;
|
1290 |
case CODEC_TYPE_VIDEO:
|
1291 |
if (ist->st->codec->time_base.num != 0) { |
1292 |
ist->next_pts += ((int64_t)AV_TIME_BASE * |
1293 |
ist->st->codec->time_base.num) / |
1294 |
ist->st->codec->time_base.den; |
1295 |
} |
1296 |
break;
|
1297 |
} |
1298 |
data_buf = ptr; |
1299 |
data_size = len; |
1300 |
ret = len; |
1301 |
len = 0;
|
1302 |
} |
1303 |
|
1304 |
buffer_to_free = NULL;
|
1305 |
if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
|
1306 |
pre_process_video_frame(ist, (AVPicture *)&picture, |
1307 |
&buffer_to_free); |
1308 |
} |
1309 |
|
1310 |
// preprocess audio (volume)
|
1311 |
if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
|
1312 |
if (audio_volume != 256) { |
1313 |
short *volp;
|
1314 |
volp = samples; |
1315 |
for(i=0;i<(data_size / sizeof(short));i++) { |
1316 |
int v = ((*volp) * audio_volume + 128) >> 8; |
1317 |
if (v < -32768) v = -32768; |
1318 |
if (v > 32767) v = 32767; |
1319 |
*volp++ = v; |
1320 |
} |
1321 |
} |
1322 |
} |
1323 |
|
1324 |
/* frame rate emulation */
|
1325 |
if (rate_emu) {
|
1326 |
int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
|
1327 |
int64_t now = av_gettime() - ist->start; |
1328 |
if (pts > now)
|
1329 |
usleep(pts - now); |
1330 |
} |
1331 |
|
1332 |
/* if output time reached then transcode raw format,
|
1333 |
encode packets and output them */
|
1334 |
if (start_time == 0 || ist->pts >= start_time) |
1335 |
for(i=0;i<nb_ostreams;i++) { |
1336 |
int frame_size;
|
1337 |
|
1338 |
ost = ost_table[i]; |
1339 |
if (ost->source_index == ist_index) {
|
1340 |
os = output_files[ost->file_index]; |
1341 |
|
1342 |
#if 0
|
1343 |
printf("%d: got pts=%0.3f %0.3f\n", i,
|
1344 |
(double)pkt->pts / AV_TIME_BASE,
|
1345 |
((double)ist->pts / AV_TIME_BASE) -
|
1346 |
((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
|
1347 |
#endif
|
1348 |
/* set the input output pts pairs */
|
1349 |
//ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
|
1350 |
|
1351 |
if (ost->encoding_needed) {
|
1352 |
switch(ost->st->codec->codec_type) {
|
1353 |
case CODEC_TYPE_AUDIO:
|
1354 |
do_audio_out(os, ost, ist, data_buf, data_size); |
1355 |
break;
|
1356 |
case CODEC_TYPE_VIDEO:
|
1357 |
do_video_out(os, ost, ist, &picture, &frame_size); |
1358 |
if (vstats_filename && frame_size)
|
1359 |
do_video_stats(os, ost, frame_size); |
1360 |
break;
|
1361 |
case CODEC_TYPE_SUBTITLE:
|
1362 |
do_subtitle_out(os, ost, ist, &subtitle, |
1363 |
pkt->pts); |
1364 |
break;
|
1365 |
default:
|
1366 |
abort(); |
1367 |
} |
1368 |
} else {
|
1369 |
AVFrame avframe; //FIXME/XXX remove this
|
1370 |
AVPacket opkt; |
1371 |
av_init_packet(&opkt); |
1372 |
|
1373 |
if ((!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
|
1374 |
continue;
|
1375 |
|
1376 |
/* no reencoding needed : output the packet directly */
|
1377 |
/* force the input stream PTS */
|
1378 |
|
1379 |
avcodec_get_frame_defaults(&avframe); |
1380 |
ost->st->codec->coded_frame= &avframe; |
1381 |
avframe.key_frame = pkt->flags & PKT_FLAG_KEY; |
1382 |
|
1383 |
if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
|
1384 |
audio_size += data_size; |
1385 |
else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) { |
1386 |
video_size += data_size; |
1387 |
ost->sync_opts++; |
1388 |
} |
1389 |
|
1390 |
opkt.stream_index= ost->index; |
1391 |
if(pkt->pts != AV_NOPTS_VALUE)
|
1392 |
opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base); |
1393 |
else
|
1394 |
opkt.pts= AV_NOPTS_VALUE; |
1395 |
|
1396 |
if (pkt->dts == AV_NOPTS_VALUE)
|
1397 |
opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base); |
1398 |
else
|
1399 |
opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base); |
1400 |
|
1401 |
opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base); |
1402 |
opkt.flags= pkt->flags; |
1403 |
|
1404 |
//FIXME remove the following 2 lines they shall be replaced by the bitstream filters
|
1405 |
if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
|
1406 |
opkt.destruct= av_destruct_packet; |
1407 |
|
1408 |
write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]); |
1409 |
ost->st->codec->frame_number++; |
1410 |
ost->frame_number++; |
1411 |
av_free_packet(&opkt); |
1412 |
} |
1413 |
} |
1414 |
} |
1415 |
av_free(buffer_to_free); |
1416 |
/* XXX: allocate the subtitles in the codec ? */
|
1417 |
if (subtitle_to_free) {
|
1418 |
if (subtitle_to_free->rects != NULL) { |
1419 |
for (i = 0; i < subtitle_to_free->num_rects; i++) { |
1420 |
av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
|
1421 |
av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
|
1422 |
av_freep(&subtitle_to_free->rects[i]); |
1423 |
} |
1424 |
av_freep(&subtitle_to_free->rects); |
1425 |
} |
1426 |
subtitle_to_free->num_rects = 0;
|
1427 |
subtitle_to_free = NULL;
|
1428 |
} |
1429 |
} |
1430 |
discard_packet:
|
1431 |
if (pkt == NULL) { |
1432 |
/* EOF handling */
|
1433 |
|
1434 |
for(i=0;i<nb_ostreams;i++) { |
1435 |
ost = ost_table[i]; |
1436 |
if (ost->source_index == ist_index) {
|
1437 |
AVCodecContext *enc= ost->st->codec; |
1438 |
os = output_files[ost->file_index]; |
1439 |
|
1440 |
if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1) |
1441 |
continue;
|
1442 |
if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
|
1443 |
continue;
|
1444 |
|
1445 |
if (ost->encoding_needed) {
|
1446 |
for(;;) {
|
1447 |
AVPacket pkt; |
1448 |
int fifo_bytes;
|
1449 |
av_init_packet(&pkt); |
1450 |
pkt.stream_index= ost->index; |
1451 |
|
1452 |
switch(ost->st->codec->codec_type) {
|
1453 |
case CODEC_TYPE_AUDIO:
|
1454 |
fifo_bytes = av_fifo_size(&ost->fifo); |
1455 |
ret = 0;
|
1456 |
/* encode any samples remaining in fifo */
|
1457 |
if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) { |
1458 |
int fs_tmp = enc->frame_size;
|
1459 |
enc->frame_size = fifo_bytes / (2 * enc->channels);
|
1460 |
av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes); |
1461 |
ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples); |
1462 |
enc->frame_size = fs_tmp; |
1463 |
} |
1464 |
if(ret <= 0) { |
1465 |
ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
|
1466 |
} |
1467 |
if (ret < 0) { |
1468 |
fprintf(stderr, "Audio encoding failed\n");
|
1469 |
av_exit(1);
|
1470 |
} |
1471 |
audio_size += ret; |
1472 |
pkt.flags |= PKT_FLAG_KEY; |
1473 |
break;
|
1474 |
case CODEC_TYPE_VIDEO:
|
1475 |
ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
|
1476 |
if (ret < 0) { |
1477 |
fprintf(stderr, "Video encoding failed\n");
|
1478 |
av_exit(1);
|
1479 |
} |
1480 |
video_size += ret; |
1481 |
if(enc->coded_frame && enc->coded_frame->key_frame)
|
1482 |
pkt.flags |= PKT_FLAG_KEY; |
1483 |
if (ost->logfile && enc->stats_out) {
|
1484 |
fprintf(ost->logfile, "%s", enc->stats_out);
|
1485 |
} |
1486 |
break;
|
1487 |
default:
|
1488 |
ret=-1;
|
1489 |
} |
1490 |
|
1491 |
if(ret<=0) |
1492 |
break;
|
1493 |
pkt.data= bit_buffer; |
1494 |
pkt.size= ret; |
1495 |
if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
|
1496 |
pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); |
1497 |
write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); |
1498 |
} |
1499 |
} |
1500 |
} |
1501 |
} |
1502 |
} |
1503 |
|
1504 |
return 0; |
1505 |
fail_decode:
|
1506 |
return -1; |
1507 |
} |
1508 |
|
1509 |
static void print_sdp(AVFormatContext **avc, int n) |
1510 |
{ |
1511 |
char sdp[2048]; |
1512 |
|
1513 |
avf_sdp_create(avc, n, sdp, sizeof(sdp));
|
1514 |
printf("SDP:\n%s\n", sdp);
|
1515 |
fflush(stdout); |
1516 |
} |
1517 |
|
1518 |
static int stream_index_from_inputs(AVFormatContext **input_files, |
1519 |
int nb_input_files,
|
1520 |
AVInputFile *file_table, |
1521 |
AVInputStream **ist_table, |
1522 |
enum CodecType type,
|
1523 |
int programid)
|
1524 |
{ |
1525 |
int p, q, z;
|
1526 |
for(z=0; z<nb_input_files; z++) { |
1527 |
AVFormatContext *ic = input_files[z]; |
1528 |
for(p=0; p<ic->nb_programs; p++) { |
1529 |
AVProgram *program = ic->programs[p]; |
1530 |
if(program->id != programid)
|
1531 |
continue;
|
1532 |
for(q=0; q<program->nb_stream_indexes; q++) { |
1533 |
int sidx = program->stream_index[q];
|
1534 |
int ris = file_table[z].ist_index + sidx;
|
1535 |
if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
|
1536 |
return ris;
|
1537 |
} |
1538 |
} |
1539 |
} |
1540 |
|
1541 |
return -1; |
1542 |
} |
1543 |
|
1544 |
/*
|
1545 |
* The following code is the main loop of the file converter
|
1546 |
*/
|
1547 |
static int av_encode(AVFormatContext **output_files, |
1548 |
int nb_output_files,
|
1549 |
AVFormatContext **input_files, |
1550 |
int nb_input_files,
|
1551 |
AVStreamMap *stream_maps, int nb_stream_maps)
|
1552 |
{ |
1553 |
int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0; |
1554 |
AVFormatContext *is, *os; |
1555 |
AVCodecContext *codec, *icodec; |
1556 |
AVOutputStream *ost, **ost_table = NULL;
|
1557 |
AVInputStream *ist, **ist_table = NULL;
|
1558 |
AVInputFile *file_table; |
1559 |
int key;
|
1560 |
int want_sdp = 1; |
1561 |
|
1562 |
file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
|
1563 |
if (!file_table)
|
1564 |
goto fail;
|
1565 |
|
1566 |
/* input stream init */
|
1567 |
j = 0;
|
1568 |
for(i=0;i<nb_input_files;i++) { |
1569 |
is = input_files[i]; |
1570 |
file_table[i].ist_index = j; |
1571 |
file_table[i].nb_streams = is->nb_streams; |
1572 |
j += is->nb_streams; |
1573 |
} |
1574 |
nb_istreams = j; |
1575 |
|
1576 |
ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
|
1577 |
if (!ist_table)
|
1578 |
goto fail;
|
1579 |
|
1580 |
for(i=0;i<nb_istreams;i++) { |
1581 |
ist = av_mallocz(sizeof(AVInputStream));
|
1582 |
if (!ist)
|
1583 |
goto fail;
|
1584 |
ist_table[i] = ist; |
1585 |
} |
1586 |
j = 0;
|
1587 |
for(i=0;i<nb_input_files;i++) { |
1588 |
is = input_files[i]; |
1589 |
for(k=0;k<is->nb_streams;k++) { |
1590 |
ist = ist_table[j++]; |
1591 |
ist->st = is->streams[k]; |
1592 |
ist->file_index = i; |
1593 |
ist->index = k; |
1594 |
ist->discard = 1; /* the stream is discarded by default |
1595 |
(changed later) */
|
1596 |
|
1597 |
if (rate_emu) {
|
1598 |
ist->start = av_gettime(); |
1599 |
} |
1600 |
} |
1601 |
} |
1602 |
|
1603 |
/* output stream init */
|
1604 |
nb_ostreams = 0;
|
1605 |
for(i=0;i<nb_output_files;i++) { |
1606 |
os = output_files[i]; |
1607 |
if (!os->nb_streams) {
|
1608 |
dump_format(output_files[i], i, output_files[i]->filename, 1);
|
1609 |
fprintf(stderr, "Output file #%d does not contain any stream\n", i);
|
1610 |
av_exit(1);
|
1611 |
} |
1612 |
nb_ostreams += os->nb_streams; |
1613 |
} |
1614 |
if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) { |
1615 |
fprintf(stderr, "Number of stream maps must match number of output streams\n");
|
1616 |
av_exit(1);
|
1617 |
} |
1618 |
|
1619 |
/* Sanity check the mapping args -- do the input files & streams exist? */
|
1620 |
for(i=0;i<nb_stream_maps;i++) { |
1621 |
int fi = stream_maps[i].file_index;
|
1622 |
int si = stream_maps[i].stream_index;
|
1623 |
|
1624 |
if (fi < 0 || fi > nb_input_files - 1 || |
1625 |
si < 0 || si > file_table[fi].nb_streams - 1) { |
1626 |
fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
|
1627 |
av_exit(1);
|
1628 |
} |
1629 |
fi = stream_maps[i].sync_file_index; |
1630 |
si = stream_maps[i].sync_stream_index; |
1631 |
if (fi < 0 || fi > nb_input_files - 1 || |
1632 |
si < 0 || si > file_table[fi].nb_streams - 1) { |
1633 |
fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
|
1634 |
av_exit(1);
|
1635 |
} |
1636 |
} |
1637 |
|
1638 |
ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
|
1639 |
if (!ost_table)
|
1640 |
goto fail;
|
1641 |
for(i=0;i<nb_ostreams;i++) { |
1642 |
ost = av_mallocz(sizeof(AVOutputStream));
|
1643 |
if (!ost)
|
1644 |
goto fail;
|
1645 |
ost_table[i] = ost; |
1646 |
} |
1647 |
|
1648 |
n = 0;
|
1649 |
for(k=0;k<nb_output_files;k++) { |
1650 |
os = output_files[k]; |
1651 |
for(i=0;i<os->nb_streams;i++,n++) { |
1652 |
int found;
|
1653 |
ost = ost_table[n]; |
1654 |
ost->file_index = k; |
1655 |
ost->index = i; |
1656 |
ost->st = os->streams[i]; |
1657 |
if (nb_stream_maps > 0) { |
1658 |
ost->source_index = file_table[stream_maps[n].file_index].ist_index + |
1659 |
stream_maps[n].stream_index; |
1660 |
|
1661 |
/* Sanity check that the stream types match */
|
1662 |
if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
|
1663 |
int i= ost->file_index;
|
1664 |
dump_format(output_files[i], i, output_files[i]->filename, 1);
|
1665 |
fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
|
1666 |
stream_maps[n].file_index, stream_maps[n].stream_index, |
1667 |
ost->file_index, ost->index); |
1668 |
av_exit(1);
|
1669 |
} |
1670 |
|
1671 |
} else {
|
1672 |
if(opt_programid) {
|
1673 |
found = 0;
|
1674 |
j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid); |
1675 |
if(j != -1) { |
1676 |
ost->source_index = j; |
1677 |
found = 1;
|
1678 |
} |
1679 |
} else {
|
1680 |
/* get corresponding input stream index : we select the first one with the right type */
|
1681 |
found = 0;
|
1682 |
for(j=0;j<nb_istreams;j++) { |
1683 |
ist = ist_table[j]; |
1684 |
if (ist->discard &&
|
1685 |
ist->st->codec->codec_type == ost->st->codec->codec_type) { |
1686 |
ost->source_index = j; |
1687 |
found = 1;
|
1688 |
break;
|
1689 |
} |
1690 |
} |
1691 |
} |
1692 |
|
1693 |
if (!found) {
|
1694 |
if(! opt_programid) {
|
1695 |
/* try again and reuse existing stream */
|
1696 |
for(j=0;j<nb_istreams;j++) { |
1697 |
ist = ist_table[j]; |
1698 |
if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
|
1699 |
ost->source_index = j; |
1700 |
found = 1;
|
1701 |
} |
1702 |
} |
1703 |
} |
1704 |
if (!found) {
|
1705 |
int i= ost->file_index;
|
1706 |
dump_format(output_files[i], i, output_files[i]->filename, 1);
|
1707 |
fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
|
1708 |
ost->file_index, ost->index); |
1709 |
av_exit(1);
|
1710 |
} |
1711 |
} |
1712 |
} |
1713 |
ist = ist_table[ost->source_index]; |
1714 |
ist->discard = 0;
|
1715 |
ost->sync_ist = (nb_stream_maps > 0) ?
|
1716 |
ist_table[file_table[stream_maps[n].sync_file_index].ist_index + |
1717 |
stream_maps[n].sync_stream_index] : ist; |
1718 |
} |
1719 |
} |
1720 |
|
1721 |
/* for each output stream, we compute the right encoding parameters */
|
1722 |
for(i=0;i<nb_ostreams;i++) { |
1723 |
ost = ost_table[i]; |
1724 |
os = output_files[ost->file_index]; |
1725 |
ist = ist_table[ost->source_index]; |
1726 |
|
1727 |
codec = ost->st->codec; |
1728 |
icodec = ist->st->codec; |
1729 |
|
1730 |
if (!ost->st->language[0]) |
1731 |
av_strlcpy(ost->st->language, ist->st->language, |
1732 |
sizeof(ost->st->language));
|
1733 |
|
1734 |
ost->st->disposition = ist->st->disposition; |
1735 |
|
1736 |
if (ost->st->stream_copy) {
|
1737 |
/* if stream_copy is selected, no need to decode or encode */
|
1738 |
codec->codec_id = icodec->codec_id; |
1739 |
codec->codec_type = icodec->codec_type; |
1740 |
|
1741 |
if(!codec->codec_tag){
|
1742 |
if( !os->oformat->codec_tag
|
1743 |
|| av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0
|
1744 |
|| av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
|
1745 |
codec->codec_tag = icodec->codec_tag; |
1746 |
} |
1747 |
|
1748 |
codec->bit_rate = icodec->bit_rate; |
1749 |
codec->extradata= icodec->extradata; |
1750 |
codec->extradata_size= icodec->extradata_size; |
1751 |
if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000) |
1752 |
codec->time_base = icodec->time_base; |
1753 |
else
|
1754 |
codec->time_base = ist->st->time_base; |
1755 |
switch(codec->codec_type) {
|
1756 |
case CODEC_TYPE_AUDIO:
|
1757 |
if(audio_volume != 256) { |
1758 |
fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
|
1759 |
av_exit(1);
|
1760 |
} |
1761 |
codec->channel_layout = icodec->channel_layout; |
1762 |
codec->sample_rate = icodec->sample_rate; |
1763 |
codec->channels = icodec->channels; |
1764 |
codec->frame_size = icodec->frame_size; |
1765 |
codec->block_align= icodec->block_align; |
1766 |
if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3) |
1767 |
codec->block_align= 0;
|
1768 |
if(codec->codec_id == CODEC_ID_AC3)
|
1769 |
codec->block_align= 0;
|
1770 |
break;
|
1771 |
case CODEC_TYPE_VIDEO:
|
1772 |
if(using_vhook) {
|
1773 |
fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
|
1774 |
av_exit(1);
|
1775 |
} |
1776 |
codec->pix_fmt = icodec->pix_fmt; |
1777 |
codec->width = icodec->width; |
1778 |
codec->height = icodec->height; |
1779 |
codec->has_b_frames = icodec->has_b_frames; |
1780 |
break;
|
1781 |
case CODEC_TYPE_SUBTITLE:
|
1782 |
codec->width = icodec->width; |
1783 |
codec->height = icodec->height; |
1784 |
break;
|
1785 |
default:
|
1786 |
abort(); |
1787 |
} |
1788 |
} else {
|
1789 |
switch(codec->codec_type) {
|
1790 |
case CODEC_TYPE_AUDIO:
|
1791 |
if (av_fifo_init(&ost->fifo, 1024)) |
1792 |
goto fail;
|
1793 |
ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE); |
1794 |
ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
|
1795 |
icodec->request_channels = codec->channels; |
1796 |
ist->decoding_needed = 1;
|
1797 |
ost->encoding_needed = 1;
|
1798 |
break;
|
1799 |
case CODEC_TYPE_VIDEO:
|
1800 |
ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
|
1801 |
ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
|
1802 |
ost->video_resample = ((codec->width != icodec->width - |
1803 |
(frame_leftBand + frame_rightBand) + |
1804 |
(frame_padleft + frame_padright)) || |
1805 |
(codec->height != icodec->height - |
1806 |
(frame_topBand + frame_bottomBand) + |
1807 |
(frame_padtop + frame_padbottom)) || |
1808 |
(codec->pix_fmt != icodec->pix_fmt)); |
1809 |
if (ost->video_crop) {
|
1810 |
ost->topBand = frame_topBand; |
1811 |
ost->leftBand = frame_leftBand; |
1812 |
} |
1813 |
if (ost->video_pad) {
|
1814 |
ost->padtop = frame_padtop; |
1815 |
ost->padleft = frame_padleft; |
1816 |
ost->padbottom = frame_padbottom; |
1817 |
ost->padright = frame_padright; |
1818 |
if (!ost->video_resample) {
|
1819 |
avcodec_get_frame_defaults(&ost->pict_tmp); |
1820 |
if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
|
1821 |
codec->width, codec->height)) |
1822 |
goto fail;
|
1823 |
} |
1824 |
} |
1825 |
if (ost->video_resample) {
|
1826 |
avcodec_get_frame_defaults(&ost->pict_tmp); |
1827 |
if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
|
1828 |
codec->width, codec->height)) { |
1829 |
fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
|
1830 |
av_exit(1);
|
1831 |
} |
1832 |
sws_flags = av_get_int(sws_opts, "sws_flags", NULL); |
1833 |
ost->img_resample_ctx = sws_getContext( |
1834 |
icodec->width - (frame_leftBand + frame_rightBand), |
1835 |
icodec->height - (frame_topBand + frame_bottomBand), |
1836 |
icodec->pix_fmt, |
1837 |
codec->width - (frame_padleft + frame_padright), |
1838 |
codec->height - (frame_padtop + frame_padbottom), |
1839 |
codec->pix_fmt, |
1840 |
sws_flags, NULL, NULL, NULL); |
1841 |
if (ost->img_resample_ctx == NULL) { |
1842 |
fprintf(stderr, "Cannot get resampling context\n");
|
1843 |
av_exit(1);
|
1844 |
} |
1845 |
ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand); |
1846 |
} |
1847 |
ost->encoding_needed = 1;
|
1848 |
ist->decoding_needed = 1;
|
1849 |
break;
|
1850 |
case CODEC_TYPE_SUBTITLE:
|
1851 |
ost->encoding_needed = 1;
|
1852 |
ist->decoding_needed = 1;
|
1853 |
break;
|
1854 |
default:
|
1855 |
abort(); |
1856 |
break;
|
1857 |
} |
1858 |
/* two pass mode */
|
1859 |
if (ost->encoding_needed &&
|
1860 |
(codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) { |
1861 |
char logfilename[1024]; |
1862 |
FILE *f; |
1863 |
int size;
|
1864 |
char *logbuffer;
|
1865 |
|
1866 |
snprintf(logfilename, sizeof(logfilename), "%s-%d.log", |
1867 |
pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX, |
1868 |
i); |
1869 |
if (codec->flags & CODEC_FLAG_PASS1) {
|
1870 |
f = fopen(logfilename, "w");
|
1871 |
if (!f) {
|
1872 |
fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
|
1873 |
av_exit(1);
|
1874 |
} |
1875 |
ost->logfile = f; |
1876 |
} else {
|
1877 |
/* read the log file */
|
1878 |
f = fopen(logfilename, "r");
|
1879 |
if (!f) {
|
1880 |
fprintf(stderr, "Cannot read log file '%s' for pass-2 encoding: %s\n", logfilename, strerror(errno));
|
1881 |
av_exit(1);
|
1882 |
} |
1883 |
fseek(f, 0, SEEK_END);
|
1884 |
size = ftell(f); |
1885 |
fseek(f, 0, SEEK_SET);
|
1886 |
logbuffer = av_malloc(size + 1);
|
1887 |
if (!logbuffer) {
|
1888 |
fprintf(stderr, "Could not allocate log buffer\n");
|
1889 |
av_exit(1);
|
1890 |
} |
1891 |
size = fread(logbuffer, 1, size, f);
|
1892 |
fclose(f); |
1893 |
logbuffer[size] = '\0';
|
1894 |
codec->stats_in = logbuffer; |
1895 |
} |
1896 |
} |
1897 |
} |
1898 |
if(codec->codec_type == CODEC_TYPE_VIDEO){
|
1899 |
int size= codec->width * codec->height;
|
1900 |
bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
|
1901 |
} |
1902 |
} |
1903 |
|
1904 |
if (!bit_buffer)
|
1905 |
bit_buffer = av_malloc(bit_buffer_size); |
1906 |
if (!bit_buffer)
|
1907 |
goto fail;
|
1908 |
|
1909 |
/* dump the file output parameters - cannot be done before in case
|
1910 |
of stream copy */
|
1911 |
for(i=0;i<nb_output_files;i++) { |
1912 |
dump_format(output_files[i], i, output_files[i]->filename, 1);
|
1913 |
} |
1914 |
|
1915 |
/* dump the stream mapping */
|
1916 |
if (verbose >= 0) { |
1917 |
fprintf(stderr, "Stream mapping:\n");
|
1918 |
for(i=0;i<nb_ostreams;i++) { |
1919 |
ost = ost_table[i]; |
1920 |
fprintf(stderr, " Stream #%d.%d -> #%d.%d",
|
1921 |
ist_table[ost->source_index]->file_index, |
1922 |
ist_table[ost->source_index]->index, |
1923 |
ost->file_index, |
1924 |
ost->index); |
1925 |
if (ost->sync_ist != ist_table[ost->source_index])
|
1926 |
fprintf(stderr, " [sync #%d.%d]",
|
1927 |
ost->sync_ist->file_index, |
1928 |
ost->sync_ist->index); |
1929 |
fprintf(stderr, "\n");
|
1930 |
} |
1931 |
} |
1932 |
|
1933 |
/* open each encoder */
|
1934 |
for(i=0;i<nb_ostreams;i++) { |
1935 |
ost = ost_table[i]; |
1936 |
if (ost->encoding_needed) {
|
1937 |
AVCodec *codec = output_codecs[i]; |
1938 |
if (!codec)
|
1939 |
codec = avcodec_find_encoder(ost->st->codec->codec_id); |
1940 |
if (!codec) {
|
1941 |
fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
|
1942 |
ost->file_index, ost->index); |
1943 |
av_exit(1);
|
1944 |
} |
1945 |
if (avcodec_open(ost->st->codec, codec) < 0) { |
1946 |
fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
|
1947 |
ost->file_index, ost->index); |
1948 |
av_exit(1);
|
1949 |
} |
1950 |
extra_size += ost->st->codec->extradata_size; |
1951 |
} |
1952 |
} |
1953 |
|
1954 |
/* open each decoder */
|
1955 |
for(i=0;i<nb_istreams;i++) { |
1956 |
ist = ist_table[i]; |
1957 |
if (ist->decoding_needed) {
|
1958 |
AVCodec *codec = input_codecs[i]; |
1959 |
if (!codec)
|
1960 |
codec = avcodec_find_decoder(ist->st->codec->codec_id); |
1961 |
if (!codec) {
|
1962 |
fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
|
1963 |
ist->st->codec->codec_id, ist->file_index, ist->index); |
1964 |
av_exit(1);
|
1965 |
} |
1966 |
if (avcodec_open(ist->st->codec, codec) < 0) { |
1967 |
fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
|
1968 |
ist->file_index, ist->index); |
1969 |
av_exit(1);
|
1970 |
} |
1971 |
//if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
|
1972 |
// ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
|
1973 |
} |
1974 |
} |
1975 |
|
1976 |
/* init pts */
|
1977 |
for(i=0;i<nb_istreams;i++) { |
1978 |
ist = ist_table[i]; |
1979 |
is = input_files[ist->file_index]; |
1980 |
ist->pts = 0;
|
1981 |
ist->next_pts = AV_NOPTS_VALUE; |
1982 |
ist->is_start = 1;
|
1983 |
} |
1984 |
|
1985 |
/* set meta data information from input file if required */
|
1986 |
for (i=0;i<nb_meta_data_maps;i++) { |
1987 |
AVFormatContext *out_file; |
1988 |
AVFormatContext *in_file; |
1989 |
|
1990 |
int out_file_index = meta_data_maps[i].out_file;
|
1991 |
int in_file_index = meta_data_maps[i].in_file;
|
1992 |
if (out_file_index < 0 || out_file_index >= nb_output_files) { |
1993 |
fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
|
1994 |
ret = AVERROR(EINVAL); |
1995 |
goto fail;
|
1996 |
} |
1997 |
if (in_file_index < 0 || in_file_index >= nb_input_files) { |
1998 |
fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
|
1999 |
ret = AVERROR(EINVAL); |
2000 |
goto fail;
|
2001 |
} |
2002 |
|
2003 |
out_file = output_files[out_file_index]; |
2004 |
in_file = input_files[in_file_index]; |
2005 |
|
2006 |
strcpy(out_file->title, in_file->title); |
2007 |
strcpy(out_file->author, in_file->author); |
2008 |
strcpy(out_file->copyright, in_file->copyright); |
2009 |
strcpy(out_file->comment, in_file->comment); |
2010 |
strcpy(out_file->album, in_file->album); |
2011 |
out_file->year = in_file->year; |
2012 |
out_file->track = in_file->track; |
2013 |
strcpy(out_file->genre, in_file->genre); |
2014 |
} |
2015 |
|
2016 |
/* open files and write file headers */
|
2017 |
for(i=0;i<nb_output_files;i++) { |
2018 |
os = output_files[i]; |
2019 |
if (av_write_header(os) < 0) { |
2020 |
fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
|
2021 |
ret = AVERROR(EINVAL); |
2022 |
goto fail;
|
2023 |
} |
2024 |
if (strcmp(output_files[i]->oformat->name, "rtp")) { |
2025 |
want_sdp = 0;
|
2026 |
} |
2027 |
} |
2028 |
if (want_sdp) {
|
2029 |
print_sdp(output_files, nb_output_files); |
2030 |
} |
2031 |
|
2032 |
if (!using_stdin && verbose >= 0) { |
2033 |
fprintf(stderr, "Press [q] to stop encoding\n");
|
2034 |
url_set_interrupt_cb(decode_interrupt_cb); |
2035 |
} |
2036 |
term_init(); |
2037 |
|
2038 |
key = -1;
|
2039 |
timer_start = av_gettime(); |
2040 |
|
2041 |
for(; received_sigterm == 0;) { |
2042 |
int file_index, ist_index;
|
2043 |
AVPacket pkt; |
2044 |
double ipts_min;
|
2045 |
double opts_min;
|
2046 |
|
2047 |
redo:
|
2048 |
ipts_min= 1e100;
|
2049 |
opts_min= 1e100;
|
2050 |
/* if 'q' pressed, exits */
|
2051 |
if (!using_stdin) {
|
2052 |
if (q_pressed)
|
2053 |
break;
|
2054 |
/* read_key() returns 0 on EOF */
|
2055 |
key = read_key(); |
2056 |
if (key == 'q') |
2057 |
break;
|
2058 |
} |
2059 |
|
2060 |
/* select the stream that we must read now by looking at the
|
2061 |
smallest output pts */
|
2062 |
file_index = -1;
|
2063 |
for(i=0;i<nb_ostreams;i++) { |
2064 |
double ipts, opts;
|
2065 |
ost = ost_table[i]; |
2066 |
os = output_files[ost->file_index]; |
2067 |
ist = ist_table[ost->source_index]; |
2068 |
if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
|
2069 |
opts = ost->sync_opts * av_q2d(ost->st->codec->time_base); |
2070 |
else
|
2071 |
opts = ost->st->pts.val * av_q2d(ost->st->time_base); |
2072 |
ipts = (double)ist->pts;
|
2073 |
if (!file_table[ist->file_index].eof_reached){
|
2074 |
if(ipts < ipts_min) {
|
2075 |
ipts_min = ipts; |
2076 |
if(input_sync ) file_index = ist->file_index;
|
2077 |
} |
2078 |
if(opts < opts_min) {
|
2079 |
opts_min = opts; |
2080 |
if(!input_sync) file_index = ist->file_index;
|
2081 |
} |
2082 |
} |
2083 |
if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
|
2084 |
file_index= -1;
|
2085 |
break;
|
2086 |
} |
2087 |
} |
2088 |
/* if none, if is finished */
|
2089 |
if (file_index < 0) { |
2090 |
break;
|
2091 |
} |
2092 |
|
2093 |
/* finish if recording time exhausted */
|
2094 |
if (opts_min >= (recording_time / 1000000.0)) |
2095 |
break;
|
2096 |
|
2097 |
/* finish if limit size exhausted */
|
2098 |
if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb)) |
2099 |
break;
|
2100 |
|
2101 |
/* read a frame from it and output it in the fifo */
|
2102 |
is = input_files[file_index]; |
2103 |
ret= av_read_frame(is, &pkt); |
2104 |
if(ret == AVERROR(EAGAIN) && strcmp(is->iformat->name, "ffm")) |
2105 |
continue;
|
2106 |
if (ret < 0) { |
2107 |
file_table[file_index].eof_reached = 1;
|
2108 |
if (opt_shortest)
|
2109 |
break;
|
2110 |
else
|
2111 |
continue;
|
2112 |
} |
2113 |
|
2114 |
if (do_pkt_dump) {
|
2115 |
av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
|
2116 |
} |
2117 |
/* the following test is needed in case new streams appear
|
2118 |
dynamically in stream : we ignore them */
|
2119 |
if (pkt.stream_index >= file_table[file_index].nb_streams)
|
2120 |
goto discard_packet;
|
2121 |
ist_index = file_table[file_index].ist_index + pkt.stream_index; |
2122 |
ist = ist_table[ist_index]; |
2123 |
if (ist->discard)
|
2124 |
goto discard_packet;
|
2125 |
|
2126 |
if (pkt.dts != AV_NOPTS_VALUE)
|
2127 |
pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base); |
2128 |
if (pkt.pts != AV_NOPTS_VALUE)
|
2129 |
pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base); |
2130 |
|
2131 |
if(input_files_ts_scale[file_index][pkt.stream_index]){
|
2132 |
if(pkt.pts != AV_NOPTS_VALUE)
|
2133 |
pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index]; |
2134 |
if(pkt.dts != AV_NOPTS_VALUE)
|
2135 |
pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index]; |
2136 |
} |
2137 |
|
2138 |
// fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type);
|
2139 |
if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
|
2140 |
&& (is->iformat->flags & AVFMT_TS_DISCONT)) { |
2141 |
int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q); |
2142 |
int64_t delta= pkt_dts - ist->next_pts; |
2143 |
if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){ |
2144 |
input_files_ts_offset[ist->file_index]-= delta; |
2145 |
if (verbose > 2) |
2146 |
fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]); |
2147 |
pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base); |
2148 |
if(pkt.pts != AV_NOPTS_VALUE)
|
2149 |
pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base); |
2150 |
} |
2151 |
} |
2152 |
|
2153 |
//fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
|
2154 |
if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) { |
2155 |
|
2156 |
if (verbose >= 0) |
2157 |
fprintf(stderr, "Error while decoding stream #%d.%d\n",
|
2158 |
ist->file_index, ist->index); |
2159 |
if (exit_on_error)
|
2160 |
av_exit(1);
|
2161 |
av_free_packet(&pkt); |
2162 |
goto redo;
|
2163 |
} |
2164 |
|
2165 |
discard_packet:
|
2166 |
av_free_packet(&pkt); |
2167 |
|
2168 |
/* dump report by using the output first video and audio streams */
|
2169 |
print_report(output_files, ost_table, nb_ostreams, 0);
|
2170 |
} |
2171 |
|
2172 |
/* at the end of stream, we must flush the decoder buffers */
|
2173 |
for(i=0;i<nb_istreams;i++) { |
2174 |
ist = ist_table[i]; |
2175 |
if (ist->decoding_needed) {
|
2176 |
output_packet(ist, i, ost_table, nb_ostreams, NULL);
|
2177 |
} |
2178 |
} |
2179 |
|
2180 |
term_exit(); |
2181 |
|
2182 |
/* write the trailer if needed and close file */
|
2183 |
for(i=0;i<nb_output_files;i++) { |
2184 |
os = output_files[i]; |
2185 |
av_write_trailer(os); |
2186 |
} |
2187 |
|
2188 |
/* dump report by using the first video and audio streams */
|
2189 |
print_report(output_files, ost_table, nb_ostreams, 1);
|
2190 |
|
2191 |
/* close each encoder */
|
2192 |
for(i=0;i<nb_ostreams;i++) { |
2193 |
ost = ost_table[i]; |
2194 |
if (ost->encoding_needed) {
|
2195 |
av_freep(&ost->st->codec->stats_in); |
2196 |
avcodec_close(ost->st->codec); |
2197 |
} |
2198 |
} |
2199 |
|
2200 |
/* close each decoder */
|
2201 |
for(i=0;i<nb_istreams;i++) { |
2202 |
ist = ist_table[i]; |
2203 |
if (ist->decoding_needed) {
|
2204 |
avcodec_close(ist->st->codec); |
2205 |
} |
2206 |
} |
2207 |
|
2208 |
/* finished ! */
|
2209 |
|
2210 |
ret = 0;
|
2211 |
fail1:
|
2212 |
av_freep(&bit_buffer); |
2213 |
av_free(file_table); |
2214 |
|
2215 |
if (ist_table) {
|
2216 |
for(i=0;i<nb_istreams;i++) { |
2217 |
ist = ist_table[i]; |
2218 |
av_free(ist); |
2219 |
} |
2220 |
av_free(ist_table); |
2221 |
} |
2222 |
if (ost_table) {
|
2223 |
for(i=0;i<nb_ostreams;i++) { |
2224 |
ost = ost_table[i]; |
2225 |
if (ost) {
|
2226 |
if (ost->logfile) {
|
2227 |
fclose(ost->logfile); |
2228 |
ost->logfile = NULL;
|
2229 |
} |
2230 |
av_fifo_free(&ost->fifo); /* works even if fifo is not
|
2231 |
initialized but set to zero */
|
2232 |
av_free(ost->pict_tmp.data[0]);
|
2233 |
if (ost->video_resample)
|
2234 |
sws_freeContext(ost->img_resample_ctx); |
2235 |
if (ost->resample)
|
2236 |
audio_resample_close(ost->resample); |
2237 |
if (ost->reformat_ctx)
|
2238 |
av_audio_convert_free(ost->reformat_ctx); |
2239 |
av_free(ost); |
2240 |
} |
2241 |
} |
2242 |
av_free(ost_table); |
2243 |
} |
2244 |
return ret;
|
2245 |
fail:
|
2246 |
ret = AVERROR(ENOMEM); |
2247 |
goto fail1;
|
2248 |
} |
2249 |
|
2250 |
#if 0
|
2251 |
int file_read(const char *filename)
|
2252 |
{
|
2253 |
URLContext *h;
|
2254 |
unsigned char buffer[1024];
|
2255 |
int len, i;
|
2256 |
|
2257 |
if (url_open(&h, filename, O_RDONLY) < 0) {
|
2258 |
printf("could not open '%s'\n", filename);
|
2259 |
return -1;
|
2260 |
}
|
2261 |
for(;;) {
|
2262 |
len = url_read(h, buffer, sizeof(buffer));
|
2263 |
if (len <= 0)
|
2264 |
break;
|
2265 |
for(i=0;i<len;i++) putchar(buffer[i]);
|
2266 |
}
|
2267 |
url_close(h);
|
2268 |
return 0;
|
2269 |
}
|
2270 |
#endif
|
2271 |
|
2272 |
static void opt_format(const char *arg) |
2273 |
{ |
2274 |
/* compatibility stuff for pgmyuv */
|
2275 |
if (!strcmp(arg, "pgmyuv")) { |
2276 |
pgmyuv_compatibility_hack=1;
|
2277 |
// opt_image_format(arg);
|
2278 |
arg = "image2";
|
2279 |
fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
|
2280 |
} |
2281 |
|
2282 |
file_iformat = av_find_input_format(arg); |
2283 |
file_oformat = guess_format(arg, NULL, NULL); |
2284 |
if (!file_iformat && !file_oformat) {
|
2285 |
fprintf(stderr, "Unknown input or output format: %s\n", arg);
|
2286 |
av_exit(1);
|
2287 |
} |
2288 |
} |
2289 |
|
2290 |
static void opt_video_rc_override_string(const char *arg) |
2291 |
{ |
2292 |
video_rc_override_string = arg; |
2293 |
} |
2294 |
|
2295 |
static int opt_me_threshold(const char *opt, const char *arg) |
2296 |
{ |
2297 |
me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX); |
2298 |
return 0; |
2299 |
} |
2300 |
|
2301 |
static int opt_verbose(const char *opt, const char *arg) |
2302 |
{ |
2303 |
verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10); |
2304 |
av_log_set_level(verbose); |
2305 |
return 0; |
2306 |
} |
2307 |
|
2308 |
static int opt_frame_rate(const char *opt, const char *arg) |
2309 |
{ |
2310 |
if (av_parse_video_frame_rate(&frame_rate, arg) < 0) { |
2311 |
fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
|
2312 |
av_exit(1);
|
2313 |
} |
2314 |
return 0; |
2315 |
} |
2316 |
|
2317 |
static int opt_bitrate(const char *opt, const char *arg) |
2318 |
{ |
2319 |
int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO; |
2320 |
|
2321 |
opt_default(opt, arg); |
2322 |
|
2323 |
if (av_get_int(avctx_opts[codec_type], "b", NULL) < 1000) |
2324 |
fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
|
2325 |
|
2326 |
return 0; |
2327 |
} |
2328 |
|
2329 |
static void opt_frame_crop_top(const char *arg) |
2330 |
{ |
2331 |
frame_topBand = atoi(arg); |
2332 |
if (frame_topBand < 0) { |
2333 |
fprintf(stderr, "Incorrect top crop size\n");
|
2334 |
av_exit(1);
|
2335 |
} |
2336 |
if ((frame_topBand % 2) != 0) { |
2337 |
fprintf(stderr, "Top crop size must be a multiple of 2\n");
|
2338 |
av_exit(1);
|
2339 |
} |
2340 |
if ((frame_topBand) >= frame_height){
|
2341 |
fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
|
2342 |
av_exit(1);
|
2343 |
} |
2344 |
frame_height -= frame_topBand; |
2345 |
} |
2346 |
|
2347 |
static void opt_frame_crop_bottom(const char *arg) |
2348 |
{ |
2349 |
frame_bottomBand = atoi(arg); |
2350 |
if (frame_bottomBand < 0) { |
2351 |
fprintf(stderr, "Incorrect bottom crop size\n");
|
2352 |
av_exit(1);
|
2353 |
} |
2354 |
if ((frame_bottomBand % 2) != 0) { |
2355 |
fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
|
2356 |
av_exit(1);
|
2357 |
} |
2358 |
if ((frame_bottomBand) >= frame_height){
|
2359 |
fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
|
2360 |
av_exit(1);
|
2361 |
} |
2362 |
frame_height -= frame_bottomBand; |
2363 |
} |
2364 |
|
2365 |
static void opt_frame_crop_left(const char *arg) |
2366 |
{ |
2367 |
frame_leftBand = atoi(arg); |
2368 |
if (frame_leftBand < 0) { |
2369 |
fprintf(stderr, "Incorrect left crop size\n");
|
2370 |
av_exit(1);
|
2371 |
} |
2372 |
if ((frame_leftBand % 2) != 0) { |
2373 |
fprintf(stderr, "Left crop size must be a multiple of 2\n");
|
2374 |
av_exit(1);
|
2375 |
} |
2376 |
if ((frame_leftBand) >= frame_width){
|
2377 |
fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
|
2378 |
av_exit(1);
|
2379 |
} |
2380 |
frame_width -= frame_leftBand; |
2381 |
} |
2382 |
|
2383 |
static void opt_frame_crop_right(const char *arg) |
2384 |
{ |
2385 |
frame_rightBand = atoi(arg); |
2386 |
if (frame_rightBand < 0) { |
2387 |
fprintf(stderr, "Incorrect right crop size\n");
|
2388 |
av_exit(1);
|
2389 |
} |
2390 |
if ((frame_rightBand % 2) != 0) { |
2391 |
fprintf(stderr, "Right crop size must be a multiple of 2\n");
|
2392 |
av_exit(1);
|
2393 |
} |
2394 |
if ((frame_rightBand) >= frame_width){
|
2395 |
fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
|
2396 |
av_exit(1);
|
2397 |
} |
2398 |
frame_width -= frame_rightBand; |
2399 |
} |
2400 |
|
2401 |
static void opt_frame_size(const char *arg) |
2402 |
{ |
2403 |
if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) { |
2404 |
fprintf(stderr, "Incorrect frame size\n");
|
2405 |
av_exit(1);
|
2406 |
} |
2407 |
if ((frame_width % 2) != 0 || (frame_height % 2) != 0) { |
2408 |
fprintf(stderr, "Frame size must be a multiple of 2\n");
|
2409 |
av_exit(1);
|
2410 |
} |
2411 |
} |
2412 |
|
2413 |
|
2414 |
#define SCALEBITS 10 |
2415 |
#define ONE_HALF (1 << (SCALEBITS - 1)) |
2416 |
#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5)) |
2417 |
|
2418 |
#define RGB_TO_Y(r, g, b) \
|
2419 |
((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \ |
2420 |
FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS) |
2421 |
|
2422 |
#define RGB_TO_U(r1, g1, b1, shift)\
|
2423 |
(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \ |
2424 |
FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128) |
2425 |
|
2426 |
#define RGB_TO_V(r1, g1, b1, shift)\
|
2427 |
(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \ |
2428 |
FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128) |
2429 |
|
2430 |
static void opt_pad_color(const char *arg) { |
2431 |
/* Input is expected to be six hex digits similar to
|
2432 |
how colors are expressed in html tags (but without the #) */
|
2433 |
int rgb = strtol(arg, NULL, 16); |
2434 |
int r,g,b;
|
2435 |
|
2436 |
r = (rgb >> 16);
|
2437 |
g = ((rgb >> 8) & 255); |
2438 |
b = (rgb & 255);
|
2439 |
|
2440 |
padcolor[0] = RGB_TO_Y(r,g,b);
|
2441 |
padcolor[1] = RGB_TO_U(r,g,b,0); |
2442 |
padcolor[2] = RGB_TO_V(r,g,b,0); |
2443 |
} |
2444 |
|
2445 |
static void opt_frame_pad_top(const char *arg) |
2446 |
{ |
2447 |
frame_padtop = atoi(arg); |
2448 |
if (frame_padtop < 0) { |
2449 |
fprintf(stderr, "Incorrect top pad size\n");
|
2450 |
av_exit(1);
|
2451 |
} |
2452 |
if ((frame_padtop % 2) != 0) { |
2453 |
fprintf(stderr, "Top pad size must be a multiple of 2\n");
|
2454 |
av_exit(1);
|
2455 |
} |
2456 |
} |
2457 |
|
2458 |
static void opt_frame_pad_bottom(const char *arg) |
2459 |
{ |
2460 |
frame_padbottom = atoi(arg); |
2461 |
if (frame_padbottom < 0) { |
2462 |
fprintf(stderr, "Incorrect bottom pad size\n");
|
2463 |
av_exit(1);
|
2464 |
} |
2465 |
if ((frame_padbottom % 2) != 0) { |
2466 |
fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
|
2467 |
av_exit(1);
|
2468 |
} |
2469 |
} |
2470 |
|
2471 |
|
2472 |
static void opt_frame_pad_left(const char *arg) |
2473 |
{ |
2474 |
frame_padleft = atoi(arg); |
2475 |
if (frame_padleft < 0) { |
2476 |
fprintf(stderr, "Incorrect left pad size\n");
|
2477 |
av_exit(1);
|
2478 |
} |
2479 |
if ((frame_padleft % 2) != 0) { |
2480 |
fprintf(stderr, "Left pad size must be a multiple of 2\n");
|
2481 |
av_exit(1);
|
2482 |
} |
2483 |
} |
2484 |
|
2485 |
|
2486 |
static void opt_frame_pad_right(const char *arg) |
2487 |
{ |
2488 |
frame_padright = atoi(arg); |
2489 |
if (frame_padright < 0) { |
2490 |
fprintf(stderr, "Incorrect right pad size\n");
|
2491 |
av_exit(1);
|
2492 |
} |
2493 |
if ((frame_padright % 2) != 0) { |
2494 |
fprintf(stderr, "Right pad size must be a multiple of 2\n");
|
2495 |
av_exit(1);
|
2496 |
} |
2497 |
} |
2498 |
|
2499 |
static void list_fmts(void (*get_fmt_string)(char *buf, int buf_size, int fmt), int nb_fmts) |
2500 |
{ |
2501 |
int i;
|
2502 |
char fmt_str[128]; |
2503 |
for (i=-1; i < nb_fmts; i++) { |
2504 |
get_fmt_string (fmt_str, sizeof(fmt_str), i);
|
2505 |
fprintf(stdout, "%s\n", fmt_str);
|
2506 |
} |
2507 |
} |
2508 |
|
2509 |
static void opt_frame_pix_fmt(const char *arg) |
2510 |
{ |
2511 |
if (strcmp(arg, "list")) |
2512 |
frame_pix_fmt = avcodec_get_pix_fmt(arg); |
2513 |
else {
|
2514 |
list_fmts(avcodec_pix_fmt_string, PIX_FMT_NB); |
2515 |
av_exit(0);
|
2516 |
} |
2517 |
} |
2518 |
|
2519 |
static void opt_frame_aspect_ratio(const char *arg) |
2520 |
{ |
2521 |
int x = 0, y = 0; |
2522 |
double ar = 0; |
2523 |
const char *p; |
2524 |
char *end;
|
2525 |
|
2526 |
p = strchr(arg, ':');
|
2527 |
if (p) {
|
2528 |
x = strtol(arg, &end, 10);
|
2529 |
if (end == p)
|
2530 |
y = strtol(end+1, &end, 10); |
2531 |
if (x > 0 && y > 0) |
2532 |
ar = (double)x / (double)y; |
2533 |
} else
|
2534 |
ar = strtod(arg, NULL);
|
2535 |
|
2536 |
if (!ar) {
|
2537 |
fprintf(stderr, "Incorrect aspect ratio specification.\n");
|
2538 |
av_exit(1);
|
2539 |
} |
2540 |
frame_aspect_ratio = ar; |
2541 |
} |
2542 |
|
2543 |
static void opt_qscale(const char *arg) |
2544 |
{ |
2545 |
video_qscale = atof(arg); |
2546 |
if (video_qscale <= 0 || |
2547 |
video_qscale > 255) {
|
2548 |
fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
|
2549 |
av_exit(1);
|
2550 |
} |
2551 |
} |
2552 |
|
2553 |
static void opt_top_field_first(const char *arg) |
2554 |
{ |
2555 |
top_field_first= atoi(arg); |
2556 |
} |
2557 |
|
2558 |
static int opt_thread_count(const char *opt, const char *arg) |
2559 |
{ |
2560 |
thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
|
2561 |
#if !HAVE_THREADS
|
2562 |
if (verbose >= 0) |
2563 |
fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
|
2564 |
#endif
|
2565 |
return 0; |
2566 |
} |
2567 |
|
2568 |
static void opt_audio_sample_fmt(const char *arg) |
2569 |
{ |
2570 |
if (strcmp(arg, "list")) |
2571 |
audio_sample_fmt = avcodec_get_sample_fmt(arg); |
2572 |
else {
|
2573 |
list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB); |
2574 |
av_exit(0);
|
2575 |
} |
2576 |
} |
2577 |
|
2578 |
static int opt_audio_rate(const char *opt, const char *arg) |
2579 |
{ |
2580 |
audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
|
2581 |
return 0; |
2582 |
} |
2583 |
|
2584 |
static int opt_audio_channels(const char *opt, const char *arg) |
2585 |
{ |
2586 |
audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
|
2587 |
return 0; |
2588 |
} |
2589 |
|
2590 |
static void opt_video_channel(const char *arg) |
2591 |
{ |
2592 |
video_channel = strtol(arg, NULL, 0); |
2593 |
} |
2594 |
|
2595 |
static void opt_video_standard(const char *arg) |
2596 |
{ |
2597 |
video_standard = av_strdup(arg); |
2598 |
} |
2599 |
|
2600 |
static void opt_codec(int *pstream_copy, char **pcodec_name, |
2601 |
int codec_type, const char *arg) |
2602 |
{ |
2603 |
av_freep(pcodec_name); |
2604 |
if (!strcmp(arg, "copy")) { |
2605 |
*pstream_copy = 1;
|
2606 |
} else {
|
2607 |
*pcodec_name = av_strdup(arg); |
2608 |
} |
2609 |
} |
2610 |
|
2611 |
static void opt_audio_codec(const char *arg) |
2612 |
{ |
2613 |
opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg); |
2614 |
} |
2615 |
|
2616 |
static void opt_audio_tag(const char *arg) |
2617 |
{ |
2618 |
char *tail;
|
2619 |
audio_codec_tag= strtol(arg, &tail, 0);
|
2620 |
|
2621 |
if(!tail || *tail)
|
2622 |
audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24); |
2623 |
} |
2624 |
|
2625 |
static void opt_video_tag(const char *arg) |
2626 |
{ |
2627 |
char *tail;
|
2628 |
video_codec_tag= strtol(arg, &tail, 0);
|
2629 |
|
2630 |
if(!tail || *tail)
|
2631 |
video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24); |
2632 |
} |
2633 |
|
2634 |
#if CONFIG_VHOOK
|
2635 |
static void add_frame_hooker(const char *arg) |
2636 |
{ |
2637 |
int argc = 0; |
2638 |
char *argv[64]; |
2639 |
int i;
|
2640 |
char *args = av_strdup(arg);
|
2641 |
|
2642 |
using_vhook = 1;
|
2643 |
|
2644 |
argv[0] = strtok(args, " "); |
2645 |
while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) { |
2646 |
} |
2647 |
|
2648 |
i = frame_hook_add(argc, argv); |
2649 |
|
2650 |
if (i != 0) { |
2651 |
fprintf(stderr, "Failed to add video hook function: %s\n", arg);
|
2652 |
av_exit(1);
|
2653 |
} |
2654 |
} |
2655 |
#endif
|
2656 |
|
2657 |
static void opt_video_codec(const char *arg) |
2658 |
{ |
2659 |
opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg); |
2660 |
} |
2661 |
|
2662 |
static void opt_subtitle_codec(const char *arg) |
2663 |
{ |
2664 |
opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg); |
2665 |
} |
2666 |
|
2667 |
static void opt_map(const char *arg) |
2668 |
{ |
2669 |
AVStreamMap *m; |
2670 |
char *p;
|
2671 |
|
2672 |
m = &stream_maps[nb_stream_maps++]; |
2673 |
|
2674 |
m->file_index = strtol(arg, &p, 0);
|
2675 |
if (*p)
|
2676 |
p++; |
2677 |
|
2678 |
m->stream_index = strtol(p, &p, 0);
|
2679 |
if (*p) {
|
2680 |
p++; |
2681 |
m->sync_file_index = strtol(p, &p, 0);
|
2682 |
if (*p)
|
2683 |
p++; |
2684 |
m->sync_stream_index = strtol(p, &p, 0);
|
2685 |
} else {
|
2686 |
m->sync_file_index = m->file_index; |
2687 |
m->sync_stream_index = m->stream_index; |
2688 |
} |
2689 |
} |
2690 |
|
2691 |
static void opt_map_meta_data(const char *arg) |
2692 |
{ |
2693 |
AVMetaDataMap *m; |
2694 |
char *p;
|
2695 |
|
2696 |
m = &meta_data_maps[nb_meta_data_maps++]; |
2697 |
|
2698 |
m->out_file = strtol(arg, &p, 0);
|
2699 |
if (*p)
|
2700 |
p++; |
2701 |
|
2702 |
m->in_file = strtol(p, &p, 0);
|
2703 |
} |
2704 |
|
2705 |
static void opt_input_ts_scale(const char *arg) |
2706 |
{ |
2707 |
unsigned int stream; |
2708 |
double scale;
|
2709 |
char *p;
|
2710 |
|
2711 |
stream = strtol(arg, &p, 0);
|
2712 |
if (*p)
|
2713 |
p++; |
2714 |
scale= strtod(p, &p); |
2715 |
|
2716 |
if(stream >= MAX_STREAMS)
|
2717 |
av_exit(1);
|
2718 |
|
2719 |
input_files_ts_scale[nb_input_files][stream]= scale; |
2720 |
} |
2721 |
|
2722 |
static int opt_recording_time(const char *opt, const char *arg) |
2723 |
{ |
2724 |
recording_time = parse_time_or_die(opt, arg, 1);
|
2725 |
return 0; |
2726 |
} |
2727 |
|
2728 |
static int opt_start_time(const char *opt, const char *arg) |
2729 |
{ |
2730 |
start_time = parse_time_or_die(opt, arg, 1);
|
2731 |
return 0; |
2732 |
} |
2733 |
|
2734 |
static int opt_rec_timestamp(const char *opt, const char *arg) |
2735 |
{ |
2736 |
rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000; |
2737 |
return 0; |
2738 |
} |
2739 |
|
2740 |
static int opt_input_ts_offset(const char *opt, const char *arg) |
2741 |
{ |
2742 |
input_ts_offset = parse_time_or_die(opt, arg, 1);
|
2743 |
return 0; |
2744 |
} |
2745 |
|
2746 |
static enum CodecID find_codec_or_die(const char *name, int type, int encoder) |
2747 |
{ |
2748 |
const char *codec_string = encoder ? "encoder" : "decoder"; |
2749 |
AVCodec *codec; |
2750 |
|
2751 |
if(!name)
|
2752 |
return CODEC_ID_NONE;
|
2753 |
codec = encoder ? |
2754 |
avcodec_find_encoder_by_name(name) : |
2755 |
avcodec_find_decoder_by_name(name); |
2756 |
if(!codec) {
|
2757 |
av_log(NULL, AV_LOG_ERROR, "Unknown %s '%s'\n", codec_string, name); |
2758 |
av_exit(1);
|
2759 |
} |
2760 |
if(codec->type != type) {
|
2761 |
av_log(NULL, AV_LOG_ERROR, "Invalid %s type '%s'\n", codec_string, name); |
2762 |
av_exit(1);
|
2763 |
} |
2764 |
return codec->id;
|
2765 |
} |
2766 |
|
2767 |
static void opt_input_file(const char *filename) |
2768 |
{ |
2769 |
AVFormatContext *ic; |
2770 |
AVFormatParameters params, *ap = ¶ms; |
2771 |
int err, i, ret, rfps, rfps_base;
|
2772 |
int64_t timestamp; |
2773 |
|
2774 |
if (!strcmp(filename, "-")) |
2775 |
filename = "pipe:";
|
2776 |
|
2777 |
using_stdin |= !strncmp(filename, "pipe:", 5) || |
2778 |
!strcmp(filename, "/dev/stdin");
|
2779 |
|
2780 |
/* get default parameters from command line */
|
2781 |
ic = avformat_alloc_context(); |
2782 |
|
2783 |
memset(ap, 0, sizeof(*ap)); |
2784 |
ap->prealloced_context = 1;
|
2785 |
ap->sample_rate = audio_sample_rate; |
2786 |
ap->channels = audio_channels; |
2787 |
ap->time_base.den = frame_rate.num; |
2788 |
ap->time_base.num = frame_rate.den; |
2789 |
ap->width = frame_width + frame_padleft + frame_padright; |
2790 |
ap->height = frame_height + frame_padtop + frame_padbottom; |
2791 |
ap->pix_fmt = frame_pix_fmt; |
2792 |
// ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
|
2793 |
ap->channel = video_channel; |
2794 |
ap->standard = video_standard; |
2795 |
ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0);
|
2796 |
ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0);
|
2797 |
if(pgmyuv_compatibility_hack)
|
2798 |
ap->video_codec_id= CODEC_ID_PGMYUV; |
2799 |
|
2800 |
set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM); |
2801 |
|
2802 |
ic->video_codec_id = find_codec_or_die(video_codec_name , CODEC_TYPE_VIDEO , 0);
|
2803 |
ic->audio_codec_id = find_codec_or_die(audio_codec_name , CODEC_TYPE_AUDIO , 0);
|
2804 |
ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 0);
|
2805 |
|
2806 |
/* open the input file with generic libav function */
|
2807 |
err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
|
2808 |
if (err < 0) { |
2809 |
print_error(filename, err); |
2810 |
av_exit(1);
|
2811 |
} |
2812 |
if(opt_programid) {
|
2813 |
int i;
|
2814 |
for(i=0; i<ic->nb_programs; i++) |
2815 |
if(ic->programs[i]->id != opt_programid)
|
2816 |
ic->programs[i]->discard = AVDISCARD_ALL; |
2817 |
} |
2818 |
|
2819 |
ic->loop_input = loop_input; |
2820 |
|
2821 |
/* If not enough info to get the stream parameters, we decode the
|
2822 |
first frames to get it. (used in mpeg case for example) */
|
2823 |
ret = av_find_stream_info(ic); |
2824 |
if (ret < 0 && verbose >= 0) { |
2825 |
fprintf(stderr, "%s: could not find codec parameters\n", filename);
|
2826 |
av_exit(1);
|
2827 |
} |
2828 |
|
2829 |
timestamp = start_time; |
2830 |
/* add the stream start time */
|
2831 |
if (ic->start_time != AV_NOPTS_VALUE)
|
2832 |
timestamp += ic->start_time; |
2833 |
|
2834 |
/* if seeking requested, we execute it */
|
2835 |
if (start_time != 0) { |
2836 |
ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
|
2837 |
if (ret < 0) { |
2838 |
fprintf(stderr, "%s: could not seek to position %0.3f\n",
|
2839 |
filename, (double)timestamp / AV_TIME_BASE);
|
2840 |
} |
2841 |
/* reset seek info */
|
2842 |
start_time = 0;
|
2843 |
} |
2844 |
|
2845 |
/* update the current parameters so that they match the one of the input stream */
|
2846 |
for(i=0;i<ic->nb_streams;i++) { |
2847 |
AVCodecContext *enc = ic->streams[i]->codec; |
2848 |
if(thread_count>1) |
2849 |
avcodec_thread_init(enc, thread_count); |
2850 |
enc->thread_count= thread_count; |
2851 |
switch(enc->codec_type) {
|
2852 |
case CODEC_TYPE_AUDIO:
|
2853 |
set_context_opts(enc, avctx_opts[CODEC_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM); |
2854 |
//fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
|
2855 |
channel_layout = enc->channel_layout; |
2856 |
audio_channels = enc->channels; |
2857 |
audio_sample_rate = enc->sample_rate; |
2858 |
audio_sample_fmt = enc->sample_fmt; |
2859 |
input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(audio_codec_name); |
2860 |
if(audio_disable)
|
2861 |
ic->streams[i]->discard= AVDISCARD_ALL; |
2862 |
break;
|
2863 |
case CODEC_TYPE_VIDEO:
|
2864 |
set_context_opts(enc, avctx_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM); |
2865 |
frame_height = enc->height; |
2866 |
frame_width = enc->width; |
2867 |
if(ic->streams[i]->sample_aspect_ratio.num)
|
2868 |
frame_aspect_ratio=av_q2d(ic->streams[i]->sample_aspect_ratio); |
2869 |
else
|
2870 |
frame_aspect_ratio=av_q2d(enc->sample_aspect_ratio); |
2871 |
frame_aspect_ratio *= (float) enc->width / enc->height;
|
2872 |
frame_pix_fmt = enc->pix_fmt; |
2873 |
rfps = ic->streams[i]->r_frame_rate.num; |
2874 |
rfps_base = ic->streams[i]->r_frame_rate.den; |
2875 |
if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
|
2876 |
if(me_threshold)
|
2877 |
enc->debug |= FF_DEBUG_MV; |
2878 |
|
2879 |
if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
|
2880 |
|
2881 |
if (verbose >= 0) |
2882 |
fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
|
2883 |
i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
|
2884 |
|
2885 |
(float)rfps / rfps_base, rfps, rfps_base);
|
2886 |
} |
2887 |
/* update the current frame rate to match the stream frame rate */
|
2888 |
frame_rate.num = rfps; |
2889 |
frame_rate.den = rfps_base; |
2890 |
|
2891 |
input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(video_codec_name); |
2892 |
if(video_disable)
|
2893 |
ic->streams[i]->discard= AVDISCARD_ALL; |
2894 |
else if(video_discard) |
2895 |
ic->streams[i]->discard= video_discard; |
2896 |
break;
|
2897 |
case CODEC_TYPE_DATA:
|
2898 |
break;
|
2899 |
case CODEC_TYPE_SUBTITLE:
|
2900 |
input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(subtitle_codec_name); |
2901 |
if(subtitle_disable)
|
2902 |
ic->streams[i]->discard = AVDISCARD_ALL; |
2903 |
break;
|
2904 |
case CODEC_TYPE_ATTACHMENT:
|
2905 |
case CODEC_TYPE_UNKNOWN:
|
2906 |
nb_icodecs++; |
2907 |
break;
|
2908 |
default:
|
2909 |
abort(); |
2910 |
} |
2911 |
} |
2912 |
|
2913 |
input_files[nb_input_files] = ic; |
2914 |
input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
|
2915 |
/* dump the file content */
|
2916 |
if (verbose >= 0) |
2917 |
dump_format(ic, nb_input_files, filename, 0);
|
2918 |
|
2919 |
nb_input_files++; |
2920 |
file_iformat = NULL;
|
2921 |
file_oformat = NULL;
|
2922 |
|
2923 |
video_channel = 0;
|
2924 |
|
2925 |
av_freep(&video_codec_name); |
2926 |
av_freep(&audio_codec_name); |
2927 |
av_freep(&subtitle_codec_name); |
2928 |
} |
2929 |
|
2930 |
static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr, |
2931 |
int *has_subtitle_ptr)
|
2932 |
{ |
2933 |
int has_video, has_audio, has_subtitle, i, j;
|
2934 |
AVFormatContext *ic; |
2935 |
|
2936 |
has_video = 0;
|
2937 |
has_audio = 0;
|
2938 |
has_subtitle = 0;
|
2939 |
for(j=0;j<nb_input_files;j++) { |
2940 |
ic = input_files[j]; |
2941 |
for(i=0;i<ic->nb_streams;i++) { |
2942 |
AVCodecContext *enc = ic->streams[i]->codec; |
2943 |
switch(enc->codec_type) {
|
2944 |
case CODEC_TYPE_AUDIO:
|
2945 |
has_audio = 1;
|
2946 |
break;
|
2947 |
case CODEC_TYPE_VIDEO:
|
2948 |
has_video = 1;
|
2949 |
break;
|
2950 |
case CODEC_TYPE_SUBTITLE:
|
2951 |
has_subtitle = 1;
|
2952 |
break;
|
2953 |
case CODEC_TYPE_DATA:
|
2954 |
case CODEC_TYPE_ATTACHMENT:
|
2955 |
case CODEC_TYPE_UNKNOWN:
|
2956 |
break;
|
2957 |
default:
|
2958 |
abort(); |
2959 |
} |
2960 |
} |
2961 |
} |
2962 |
*has_video_ptr = has_video; |
2963 |
*has_audio_ptr = has_audio; |
2964 |
*has_subtitle_ptr = has_subtitle; |
2965 |
} |
2966 |
|
2967 |
static void new_video_stream(AVFormatContext *oc) |
2968 |
{ |
2969 |
AVStream *st; |
2970 |
AVCodecContext *video_enc; |
2971 |
int codec_id;
|
2972 |
|
2973 |
st = av_new_stream(oc, oc->nb_streams); |
2974 |
if (!st) {
|
2975 |
fprintf(stderr, "Could not alloc stream\n");
|
2976 |
av_exit(1);
|
2977 |
} |
2978 |
avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO); |
2979 |
bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
|
2980 |
video_bitstream_filters= NULL;
|
2981 |
|
2982 |
if(thread_count>1) |
2983 |
avcodec_thread_init(st->codec, thread_count); |
2984 |
|
2985 |
video_enc = st->codec; |
2986 |
|
2987 |
if(video_codec_tag)
|
2988 |
video_enc->codec_tag= video_codec_tag; |
2989 |
|
2990 |
if( (video_global_header&1) |
2991 |
|| (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
|
2992 |
video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER; |
2993 |
avctx_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER; |
2994 |
} |
2995 |
if(video_global_header&2){ |
2996 |
video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER; |
2997 |
avctx_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER; |
2998 |
} |
2999 |
|
3000 |
if (video_stream_copy) {
|
3001 |
st->stream_copy = 1;
|
3002 |
video_enc->codec_type = CODEC_TYPE_VIDEO; |
3003 |
video_enc->sample_aspect_ratio = |
3004 |
st->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
|
3005 |
} else {
|
3006 |
const char *p; |
3007 |
int i;
|
3008 |
AVCodec *codec; |
3009 |
AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1}; |
3010 |
|
3011 |
if (video_codec_name) {
|
3012 |
codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
|
3013 |
codec = avcodec_find_encoder_by_name(video_codec_name); |
3014 |
output_codecs[nb_ocodecs] = codec; |
3015 |
} else {
|
3016 |
codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO); |
3017 |
codec = avcodec_find_encoder(codec_id); |
3018 |
} |
3019 |
|
3020 |
video_enc->codec_id = codec_id; |
3021 |
|
3022 |
set_context_opts(video_enc, avctx_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM); |
3023 |
|
3024 |
if (codec && codec->supported_framerates && !force_fps)
|
3025 |
fps = codec->supported_framerates[av_find_nearest_q_idx(fps, codec->supported_framerates)]; |
3026 |
video_enc->time_base.den = fps.num; |
3027 |
video_enc->time_base.num = fps.den; |
3028 |
|
3029 |
video_enc->width = frame_width + frame_padright + frame_padleft; |
3030 |
video_enc->height = frame_height + frame_padtop + frame_padbottom; |
3031 |
video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
|
3032 |
video_enc->pix_fmt = frame_pix_fmt; |
3033 |
st->sample_aspect_ratio = video_enc->sample_aspect_ratio; |
3034 |
|
3035 |
if(codec && codec->pix_fmts){
|
3036 |
const enum PixelFormat *p= codec->pix_fmts; |
3037 |
for(; *p!=-1; p++){ |
3038 |
if(*p == video_enc->pix_fmt)
|
3039 |
break;
|
3040 |
} |
3041 |
if(*p == -1) |
3042 |
video_enc->pix_fmt = codec->pix_fmts[0];
|
3043 |
} |
3044 |
|
3045 |
if (intra_only)
|
3046 |
video_enc->gop_size = 0;
|
3047 |
if (video_qscale || same_quality) {
|
3048 |
video_enc->flags |= CODEC_FLAG_QSCALE; |
3049 |
video_enc->global_quality= |
3050 |
st->quality = FF_QP2LAMBDA * video_qscale; |
3051 |
} |
3052 |
|
3053 |
if(intra_matrix)
|
3054 |
video_enc->intra_matrix = intra_matrix; |
3055 |
if(inter_matrix)
|
3056 |
video_enc->inter_matrix = inter_matrix; |
3057 |
|
3058 |
video_enc->thread_count = thread_count; |
3059 |
p= video_rc_override_string; |
3060 |
for(i=0; p; i++){ |
3061 |
int start, end, q;
|
3062 |
int e=sscanf(p, "%d,%d,%d", &start, &end, &q); |
3063 |
if(e!=3){ |
3064 |
fprintf(stderr, "error parsing rc_override\n");
|
3065 |
av_exit(1);
|
3066 |
} |
3067 |
video_enc->rc_override= |
3068 |
av_realloc(video_enc->rc_override, |
3069 |
sizeof(RcOverride)*(i+1)); |
3070 |
video_enc->rc_override[i].start_frame= start; |
3071 |
video_enc->rc_override[i].end_frame = end; |
3072 |
if(q>0){ |
3073 |
video_enc->rc_override[i].qscale= q; |
3074 |
video_enc->rc_override[i].quality_factor= 1.0; |
3075 |
} |
3076 |
else{
|
3077 |
video_enc->rc_override[i].qscale= 0;
|
3078 |
video_enc->rc_override[i].quality_factor= -q/100.0; |
3079 |
} |
3080 |
p= strchr(p, '/');
|
3081 |
if(p) p++;
|
3082 |
} |
3083 |
video_enc->rc_override_count=i; |
3084 |
if (!video_enc->rc_initial_buffer_occupancy)
|
3085 |
video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4; |
3086 |
video_enc->me_threshold= me_threshold; |
3087 |
video_enc->intra_dc_precision= intra_dc_precision - 8;
|
3088 |
|
3089 |
if (do_psnr)
|
3090 |
video_enc->flags|= CODEC_FLAG_PSNR; |
3091 |
|
3092 |
/* two pass mode */
|
3093 |
if (do_pass) {
|
3094 |
if (do_pass == 1) { |
3095 |
video_enc->flags |= CODEC_FLAG_PASS1; |
3096 |
} else {
|
3097 |
video_enc->flags |= CODEC_FLAG_PASS2; |
3098 |
} |
3099 |
} |
3100 |
} |
3101 |
nb_ocodecs++; |
3102 |
|
3103 |
/* reset some key parameters */
|
3104 |
video_disable = 0;
|
3105 |
av_freep(&video_codec_name); |
3106 |
video_stream_copy = 0;
|
3107 |
} |
3108 |
|
3109 |
static void new_audio_stream(AVFormatContext *oc) |
3110 |
{ |
3111 |
AVStream *st; |
3112 |
AVCodecContext *audio_enc; |
3113 |
int codec_id;
|
3114 |
|
3115 |
st = av_new_stream(oc, oc->nb_streams); |
3116 |
if (!st) {
|
3117 |
fprintf(stderr, "Could not alloc stream\n");
|
3118 |
av_exit(1);
|
3119 |
} |
3120 |
avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO); |
3121 |
|
3122 |
bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
|
3123 |
audio_bitstream_filters= NULL;
|
3124 |
|
3125 |
if(thread_count>1) |
3126 |
avcodec_thread_init(st->codec, thread_count); |
3127 |
|
3128 |
audio_enc = st->codec; |
3129 |
audio_enc->codec_type = CODEC_TYPE_AUDIO; |
3130 |
|
3131 |
if(audio_codec_tag)
|
3132 |
audio_enc->codec_tag= audio_codec_tag; |
3133 |
|
3134 |
if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
|
3135 |
audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER; |
3136 |
avctx_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER; |
3137 |
} |
3138 |
if (audio_stream_copy) {
|
3139 |
st->stream_copy = 1;
|
3140 |
audio_enc->channels = audio_channels; |
3141 |
} else {
|
3142 |
AVCodec *codec; |
3143 |
|
3144 |
set_context_opts(audio_enc, avctx_opts[CODEC_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM); |
3145 |
|
3146 |
if (audio_codec_name) {
|
3147 |
codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 1);
|
3148 |
codec = avcodec_find_encoder_by_name(audio_codec_name); |
3149 |
output_codecs[nb_ocodecs] = codec; |
3150 |
} else {
|
3151 |
codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO); |
3152 |
codec = avcodec_find_encoder(codec_id); |
3153 |
} |
3154 |
audio_enc->codec_id = codec_id; |
3155 |
|
3156 |
if (audio_qscale > QSCALE_NONE) {
|
3157 |
audio_enc->flags |= CODEC_FLAG_QSCALE; |
3158 |
audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale; |
3159 |
} |
3160 |
audio_enc->thread_count = thread_count; |
3161 |
audio_enc->channels = audio_channels; |
3162 |
audio_enc->sample_fmt = audio_sample_fmt; |
3163 |
audio_enc->channel_layout = channel_layout; |
3164 |
|
3165 |
if(codec && codec->sample_fmts){
|
3166 |
const enum SampleFormat *p= codec->sample_fmts; |
3167 |
for(; *p!=-1; p++){ |
3168 |
if(*p == audio_enc->sample_fmt)
|
3169 |
break;
|
3170 |
} |
3171 |
if(*p == -1) |
3172 |
audio_enc->sample_fmt = codec->sample_fmts[0];
|
3173 |
} |
3174 |
} |
3175 |
nb_ocodecs++; |
3176 |
audio_enc->sample_rate = audio_sample_rate; |
3177 |
audio_enc->time_base= (AVRational){1, audio_sample_rate};
|
3178 |
if (audio_language) {
|
3179 |
av_strlcpy(st->language, audio_language, sizeof(st->language));
|
3180 |
av_free(audio_language); |
3181 |
audio_language = NULL;
|
3182 |
} |
3183 |
|
3184 |
/* reset some key parameters */
|
3185 |
audio_disable = 0;
|
3186 |
av_freep(&audio_codec_name); |
3187 |
audio_stream_copy = 0;
|
3188 |
} |
3189 |
|
3190 |
static void new_subtitle_stream(AVFormatContext *oc) |
3191 |
{ |
3192 |
AVStream *st; |
3193 |
AVCodecContext *subtitle_enc; |
3194 |
|
3195 |
st = av_new_stream(oc, oc->nb_streams); |
3196 |
if (!st) {
|
3197 |
fprintf(stderr, "Could not alloc stream\n");
|
3198 |
av_exit(1);
|
3199 |
} |
3200 |
avcodec_get_context_defaults2(st->codec, CODEC_TYPE_SUBTITLE); |
3201 |
|
3202 |
bitstream_filters[nb_output_files][oc->nb_streams - 1]= subtitle_bitstream_filters;
|
3203 |
subtitle_bitstream_filters= NULL;
|
3204 |
|
3205 |
subtitle_enc = st->codec; |
3206 |
subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE; |
3207 |
if (subtitle_stream_copy) {
|
3208 |
st->stream_copy = 1;
|
3209 |
} else {
|
3210 |
set_context_opts(avctx_opts[CODEC_TYPE_SUBTITLE], subtitle_enc, AV_OPT_FLAG_SUBTITLE_PARAM | AV_OPT_FLAG_ENCODING_PARAM); |
3211 |
subtitle_enc->codec_id = find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 1);
|
3212 |
output_codecs[nb_ocodecs] = avcodec_find_encoder_by_name(subtitle_codec_name); |
3213 |
} |
3214 |
nb_ocodecs++; |
3215 |
|
3216 |
if (subtitle_language) {
|
3217 |
av_strlcpy(st->language, subtitle_language, sizeof(st->language));
|
3218 |
av_free(subtitle_language); |
3219 |
subtitle_language = NULL;
|
3220 |
} |
3221 |
|
3222 |
subtitle_disable = 0;
|
3223 |
av_freep(&subtitle_codec_name); |
3224 |
subtitle_stream_copy = 0;
|
3225 |
} |
3226 |
|
3227 |
static void opt_new_audio_stream(void) |
3228 |
{ |
3229 |
AVFormatContext *oc; |
3230 |
if (nb_output_files <= 0) { |
3231 |
fprintf(stderr, "At least one output file must be specified\n");
|
3232 |
av_exit(1);
|
3233 |
} |
3234 |
oc = output_files[nb_output_files - 1];
|
3235 |
new_audio_stream(oc); |
3236 |
} |
3237 |
|
3238 |
static void opt_new_video_stream(void) |
3239 |
{ |
3240 |
AVFormatContext *oc; |
3241 |
if (nb_output_files <= 0) { |
3242 |
fprintf(stderr, "At least one output file must be specified\n");
|
3243 |
av_exit(1);
|
3244 |
} |
3245 |
oc = output_files[nb_output_files - 1];
|
3246 |
new_video_stream(oc); |
3247 |
} |
3248 |
|
3249 |
static void opt_new_subtitle_stream(void) |
3250 |
{ |
3251 |
AVFormatContext *oc; |
3252 |
if (nb_output_files <= 0) { |
3253 |
fprintf(stderr, "At least one output file must be specified\n");
|
3254 |
av_exit(1);
|
3255 |
} |
3256 |
oc = output_files[nb_output_files - 1];
|
3257 |
new_subtitle_stream(oc); |
3258 |
} |
3259 |
|
3260 |
static void opt_output_file(const char *filename) |
3261 |
{ |
3262 |
AVFormatContext *oc; |
3263 |
int use_video, use_audio, use_subtitle;
|
3264 |
int input_has_video, input_has_audio, input_has_subtitle;
|
3265 |
AVFormatParameters params, *ap = ¶ms; |
3266 |
|
3267 |
if (!strcmp(filename, "-")) |
3268 |
filename = "pipe:";
|
3269 |
|
3270 |
oc = avformat_alloc_context(); |
3271 |
|
3272 |
if (!file_oformat) {
|
3273 |
file_oformat = guess_format(NULL, filename, NULL); |
3274 |
if (!file_oformat) {
|
3275 |
fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
|
3276 |
filename); |
3277 |
av_exit(1);
|
3278 |
} |
3279 |
} |
3280 |
|
3281 |
oc->oformat = file_oformat; |
3282 |
av_strlcpy(oc->filename, filename, sizeof(oc->filename));
|
3283 |
|
3284 |
if (!strcmp(file_oformat->name, "ffm") && |
3285 |
av_strstart(filename, "http:", NULL)) { |
3286 |
/* special case for files sent to ffserver: we get the stream
|
3287 |
parameters from ffserver */
|
3288 |
int err = read_ffserver_streams(oc, filename);
|
3289 |
if (err < 0) { |
3290 |
print_error(filename, err); |
3291 |
av_exit(1);
|
3292 |
} |
3293 |
} else {
|
3294 |
use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name; |
3295 |
use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name; |
3296 |
use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name; |
3297 |
|
3298 |
/* disable if no corresponding type found and at least one
|
3299 |
input file */
|
3300 |
if (nb_input_files > 0) { |
3301 |
check_audio_video_sub_inputs(&input_has_video, &input_has_audio, |
3302 |
&input_has_subtitle); |
3303 |
if (!input_has_video)
|
3304 |
use_video = 0;
|
3305 |
if (!input_has_audio)
|
3306 |
use_audio = 0;
|
3307 |
if (!input_has_subtitle)
|
3308 |
use_subtitle = 0;
|
3309 |
} |
3310 |
|
3311 |
/* manual disable */
|
3312 |
if (audio_disable) {
|
3313 |
use_audio = 0;
|
3314 |
} |
3315 |
if (video_disable) {
|
3316 |
use_video = 0;
|
3317 |
} |
3318 |
if (subtitle_disable) {
|
3319 |
use_subtitle = 0;
|
3320 |
} |
3321 |
|
3322 |
if (use_video) {
|
3323 |
new_video_stream(oc); |
3324 |
} |
3325 |
|
3326 |
if (use_audio) {
|
3327 |
new_audio_stream(oc); |
3328 |
} |
3329 |
|
3330 |
if (use_subtitle) {
|
3331 |
new_subtitle_stream(oc); |
3332 |
} |
3333 |
|
3334 |
oc->timestamp = rec_timestamp; |
3335 |
|
3336 |
if (str_title)
|
3337 |
av_strlcpy(oc->title, str_title, sizeof(oc->title));
|
3338 |
if (str_author)
|
3339 |
av_strlcpy(oc->author, str_author, sizeof(oc->author));
|
3340 |
if (str_copyright)
|
3341 |
av_strlcpy(oc->copyright, str_copyright, sizeof(oc->copyright));
|
3342 |
if (str_comment)
|
3343 |
av_strlcpy(oc->comment, str_comment, sizeof(oc->comment));
|
3344 |
if (str_album)
|
3345 |
av_strlcpy(oc->album, str_album, sizeof(oc->album));
|
3346 |
if (str_genre)
|
3347 |
av_strlcpy(oc->genre, str_genre, sizeof(oc->genre));
|
3348 |
} |
3349 |
|
3350 |
output_files[nb_output_files++] = oc; |
3351 |
|
3352 |
/* check filename in case of an image number is expected */
|
3353 |
if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
|
3354 |
if (!av_filename_number_test(oc->filename)) {
|
3355 |
print_error(oc->filename, AVERROR_NUMEXPECTED); |
3356 |
av_exit(1);
|
3357 |
} |
3358 |
} |
3359 |
|
3360 |
if (!(oc->oformat->flags & AVFMT_NOFILE)) {
|
3361 |
/* test if it already exists to avoid loosing precious files */
|
3362 |
if (!file_overwrite &&
|
3363 |
(strchr(filename, ':') == NULL || |
3364 |
filename[1] == ':' || |
3365 |
av_strstart(filename, "file:", NULL))) { |
3366 |
if (url_exist(filename)) {
|
3367 |
int c;
|
3368 |
|
3369 |
if (!using_stdin) {
|
3370 |
fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
|
3371 |
fflush(stderr); |
3372 |
c = getchar(); |
3373 |
if (toupper(c) != 'Y') { |
3374 |
fprintf(stderr, "Not overwriting - exiting\n");
|
3375 |
av_exit(1);
|
3376 |
} |
3377 |
} |
3378 |
else {
|
3379 |
fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
|
3380 |
av_exit(1);
|
3381 |
} |
3382 |
} |
3383 |
} |
3384 |
|
3385 |
/* open the file */
|
3386 |
if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) { |
3387 |
fprintf(stderr, "Could not open '%s'\n", filename);
|
3388 |
av_exit(1);
|
3389 |
} |
3390 |
} |
3391 |
|
3392 |
memset(ap, 0, sizeof(*ap)); |
3393 |
if (av_set_parameters(oc, ap) < 0) { |
3394 |
fprintf(stderr, "%s: Invalid encoding parameters\n",
|
3395 |
oc->filename); |
3396 |
av_exit(1);
|
3397 |
} |
3398 |
|
3399 |
oc->preload= (int)(mux_preload*AV_TIME_BASE);
|
3400 |
oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
|
3401 |
oc->loop_output = loop_output; |
3402 |
|
3403 |
set_context_opts(oc, avformat_opts, AV_OPT_FLAG_ENCODING_PARAM); |
3404 |
|
3405 |
/* reset some options */
|
3406 |
file_oformat = NULL;
|
3407 |
file_iformat = NULL;
|
3408 |
} |
3409 |
|
3410 |
/* same option as mencoder */
|
3411 |
static void opt_pass(const char *pass_str) |
3412 |
{ |
3413 |
int pass;
|
3414 |
pass = atoi(pass_str); |
3415 |
if (pass != 1 && pass != 2) { |
3416 |
fprintf(stderr, "pass number can be only 1 or 2\n");
|
3417 |
av_exit(1);
|
3418 |
} |
3419 |
do_pass = pass; |
3420 |
} |
3421 |
|
3422 |
static int64_t getutime(void) |
3423 |
{ |
3424 |
#if HAVE_GETRUSAGE
|
3425 |
struct rusage rusage;
|
3426 |
|
3427 |
getrusage(RUSAGE_SELF, &rusage); |
3428 |
return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec; |
3429 |
#elif HAVE_GETPROCESSTIMES
|
3430 |
HANDLE proc; |
3431 |
FILETIME c, e, k, u; |
3432 |
proc = GetCurrentProcess(); |
3433 |
GetProcessTimes(proc, &c, &e, &k, &u); |
3434 |
return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10; |
3435 |
#else
|
3436 |
return av_gettime();
|
3437 |
#endif
|
3438 |
} |
3439 |
|
3440 |
static void parse_matrix_coeffs(uint16_t *dest, const char *str) |
3441 |
{ |
3442 |
int i;
|
3443 |
const char *p = str; |
3444 |
for(i = 0;; i++) { |
3445 |
dest[i] = atoi(p); |
3446 |
if(i == 63) |
3447 |
break;
|
3448 |
p = strchr(p, ',');
|
3449 |
if(!p) {
|
3450 |
fprintf(stderr, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
|
3451 |
av_exit(1);
|
3452 |
} |
3453 |
p++; |
3454 |
} |
3455 |
} |
3456 |
|
3457 |
static void opt_inter_matrix(const char *arg) |
3458 |
{ |
3459 |
inter_matrix = av_mallocz(sizeof(uint16_t) * 64); |
3460 |
parse_matrix_coeffs(inter_matrix, arg); |
3461 |
} |
3462 |
|
3463 |
static void opt_intra_matrix(const char *arg) |
3464 |
{ |
3465 |
intra_matrix = av_mallocz(sizeof(uint16_t) * 64); |
3466 |
parse_matrix_coeffs(intra_matrix, arg); |
3467 |
} |
3468 |
|
3469 |
/**
|
3470 |
* Trivial log callback.
|
3471 |
* Only suitable for show_help and similar since it lacks prefix handling.
|
3472 |
*/
|
3473 |
static void log_callback_help(void* ptr, int level, const char* fmt, va_list vl) |
3474 |
{ |
3475 |
vfprintf(stdout, fmt, vl); |
3476 |
} |
3477 |
|
3478 |
static void show_help(void) |
3479 |
{ |
3480 |
av_log_set_callback(log_callback_help); |
3481 |
printf("usage: ffmpeg [[infile options] -i infile]... {[outfile options] outfile}...\n"
|
3482 |
"Hyper fast Audio and Video encoder\n");
|
3483 |
printf("\n");
|
3484 |
show_help_options(options, "Main options:\n",
|
3485 |
OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, 0);
|
3486 |
show_help_options(options, "\nAdvanced options:\n",
|
3487 |
OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, |
3488 |
OPT_EXPERT); |
3489 |
show_help_options(options, "\nVideo options:\n",
|
3490 |
OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, |
3491 |
OPT_VIDEO); |
3492 |
show_help_options(options, "\nAdvanced Video options:\n",
|
3493 |
OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, |
3494 |
OPT_VIDEO | OPT_EXPERT); |
3495 |
show_help_options(options, "\nAudio options:\n",
|
3496 |
OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, |
3497 |
OPT_AUDIO); |
3498 |
show_help_options(options, "\nAdvanced Audio options:\n",
|
3499 |
OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, |
3500 |
OPT_AUDIO | OPT_EXPERT); |
3501 |
show_help_options(options, "\nSubtitle options:\n",
|
3502 |
OPT_SUBTITLE | OPT_GRAB, |
3503 |
OPT_SUBTITLE); |
3504 |
show_help_options(options, "\nAudio/Video grab options:\n",
|
3505 |
OPT_GRAB, |
3506 |
OPT_GRAB); |
3507 |
printf("\n");
|
3508 |
av_opt_show(avctx_opts[0], NULL); |
3509 |
printf("\n");
|
3510 |
av_opt_show(avformat_opts, NULL);
|
3511 |
printf("\n");
|
3512 |
av_opt_show(sws_opts, NULL);
|
3513 |
} |
3514 |
|
3515 |
static void opt_target(const char *arg) |
3516 |
{ |
3517 |
int norm = -1; |
3518 |
static const char *const frame_rates[] = {"25", "30000/1001", "24000/1001"}; |
3519 |
|
3520 |
if(!strncmp(arg, "pal-", 4)) { |
3521 |
norm = 0;
|
3522 |
arg += 4;
|
3523 |
} else if(!strncmp(arg, "ntsc-", 5)) { |
3524 |
norm = 1;
|
3525 |
arg += 5;
|
3526 |
} else if(!strncmp(arg, "film-", 5)) { |
3527 |
norm = 2;
|
3528 |
arg += 5;
|
3529 |
} else {
|
3530 |
int fr;
|
3531 |
/* Calculate FR via float to avoid int overflow */
|
3532 |
fr = (int)(frame_rate.num * 1000.0 / frame_rate.den); |
3533 |
if(fr == 25000) { |
3534 |
norm = 0;
|
3535 |
} else if((fr == 29970) || (fr == 23976)) { |
3536 |
norm = 1;
|
3537 |
} else {
|
3538 |
/* Try to determine PAL/NTSC by peeking in the input files */
|
3539 |
if(nb_input_files) {
|
3540 |
int i, j;
|
3541 |
for(j = 0; j < nb_input_files; j++) { |
3542 |
for(i = 0; i < input_files[j]->nb_streams; i++) { |
3543 |
AVCodecContext *c = input_files[j]->streams[i]->codec; |
3544 |
if(c->codec_type != CODEC_TYPE_VIDEO)
|
3545 |
continue;
|
3546 |
fr = c->time_base.den * 1000 / c->time_base.num;
|
3547 |
if(fr == 25000) { |
3548 |
norm = 0;
|
3549 |
break;
|
3550 |
} else if((fr == 29970) || (fr == 23976)) { |
3551 |
norm = 1;
|
3552 |
break;
|
3553 |
} |
3554 |
} |
3555 |
if(norm >= 0) |
3556 |
break;
|
3557 |
} |
3558 |
} |
3559 |
} |
3560 |
if(verbose && norm >= 0) |
3561 |
fprintf(stderr, "Assuming %s for target.\n", norm ? "NTSC" : "PAL"); |
3562 |
} |
3563 |
|
3564 |
if(norm < 0) { |
3565 |
fprintf(stderr, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n");
|
3566 |
fprintf(stderr, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n");
|
3567 |
fprintf(stderr, "or set a framerate with \"-r xxx\".\n");
|
3568 |
av_exit(1);
|
3569 |
} |
3570 |
|
3571 |
if(!strcmp(arg, "vcd")) { |
3572 |
|
3573 |
opt_video_codec("mpeg1video");
|
3574 |
opt_audio_codec("mp2");
|
3575 |
opt_format("vcd");
|
3576 |
|
3577 |
opt_frame_size(norm ? "352x240" : "352x288"); |
3578 |
opt_frame_rate(NULL, frame_rates[norm]);
|
3579 |
opt_default("gop", norm ? "18" : "15"); |
3580 |
|
3581 |
opt_default("b", "1150000"); |
3582 |
opt_default("maxrate", "1150000"); |
3583 |
opt_default("minrate", "1150000"); |
3584 |
opt_default("bufsize", "327680"); // 40*1024*8; |
3585 |
|
3586 |
opt_default("ab", "224000"); |
3587 |
audio_sample_rate = 44100;
|
3588 |
audio_channels = 2;
|
3589 |
|
3590 |
opt_default("packetsize", "2324"); |
3591 |
opt_default("muxrate", "1411200"); // 2352 * 75 * 8; |
3592 |
|
3593 |
/* We have to offset the PTS, so that it is consistent with the SCR.
|
3594 |
SCR starts at 36000, but the first two packs contain only padding
|
3595 |
and the first pack from the other stream, respectively, may also have
|
3596 |
been written before.
|
3597 |
So the real data starts at SCR 36000+3*1200. */
|
3598 |
mux_preload= (36000+3*1200) / 90000.0; //0.44 |
3599 |
} else if(!strcmp(arg, "svcd")) { |
3600 |
|
3601 |
opt_video_codec("mpeg2video");
|
3602 |
opt_audio_codec("mp2");
|
3603 |
opt_format("svcd");
|
3604 |
|
3605 |
opt_frame_size(norm ? "480x480" : "480x576"); |
3606 |
opt_frame_rate(NULL, frame_rates[norm]);
|
3607 |
opt_default("gop", norm ? "18" : "15"); |
3608 |
|
3609 |
opt_default("b", "2040000"); |
3610 |
opt_default("maxrate", "2516000"); |
3611 |
opt_default("minrate", "0"); //1145000; |
3612 |
opt_default("bufsize", "1835008"); //224*1024*8; |
3613 |
opt_default("flags", "+scan_offset"); |
3614 |
|
3615 |
|
3616 |
opt_default("ab", "224000"); |
3617 |
audio_sample_rate = 44100;
|
3618 |
|
3619 |
opt_default("packetsize", "2324"); |
3620 |
|
3621 |
} else if(!strcmp(arg, "dvd")) { |
3622 |
|
3623 |
opt_video_codec("mpeg2video");
|
3624 |
opt_audio_codec("ac3");
|
3625 |
opt_format("dvd");
|
3626 |
|
3627 |
opt_frame_size(norm ? "720x480" : "720x576"); |
3628 |
opt_frame_rate(NULL, frame_rates[norm]);
|
3629 |
opt_default("gop", norm ? "18" : "15"); |
3630 |
|
3631 |
opt_default("b", "6000000"); |
3632 |
opt_default("maxrate", "9000000"); |
3633 |
opt_default("minrate", "0"); //1500000; |
3634 |
opt_default("bufsize", "1835008"); //224*1024*8; |
3635 |
|
3636 |
opt_default("packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack. |
3637 |
opt_default("muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8 |
3638 |
|
3639 |
opt_default("ab", "448000"); |
3640 |
audio_sample_rate = 48000;
|
3641 |
|
3642 |
} else if(!strncmp(arg, "dv", 2)) { |
3643 |
|
3644 |
opt_format("dv");
|
3645 |
|
3646 |
opt_frame_size(norm ? "720x480" : "720x576"); |
3647 |
opt_frame_pix_fmt(!strncmp(arg, "dv50", 4) ? "yuv422p" : |
3648 |
(norm ? "yuv411p" : "yuv420p")); |
3649 |
opt_frame_rate(NULL, frame_rates[norm]);
|
3650 |
|
3651 |
audio_sample_rate = 48000;
|
3652 |
audio_channels = 2;
|
3653 |
|
3654 |
} else {
|
3655 |
fprintf(stderr, "Unknown target: %s\n", arg);
|
3656 |
av_exit(1);
|
3657 |
} |
3658 |
} |
3659 |
|
3660 |
static void opt_vstats_file (const char *arg) |
3661 |
{ |
3662 |
av_free (vstats_filename); |
3663 |
vstats_filename=av_strdup (arg); |
3664 |
} |
3665 |
|
3666 |
static void opt_vstats (void) |
3667 |
{ |
3668 |
char filename[40]; |
3669 |
time_t today2 = time(NULL);
|
3670 |
struct tm *today = localtime(&today2);
|
3671 |
|
3672 |
snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min, |
3673 |
today->tm_sec); |
3674 |
opt_vstats_file(filename); |
3675 |
} |
3676 |
|
3677 |
static int opt_bsf(const char *opt, const char *arg) |
3678 |
{ |
3679 |
AVBitStreamFilterContext *bsfc= av_bitstream_filter_init(arg); //FIXME split name and args for filter at '='
|
3680 |
AVBitStreamFilterContext **bsfp; |
3681 |
|
3682 |
if(!bsfc){
|
3683 |
fprintf(stderr, "Unknown bitstream filter %s\n", arg);
|
3684 |
av_exit(1);
|
3685 |
} |
3686 |
|
3687 |
bsfp= *opt == 'v' ? &video_bitstream_filters :
|
3688 |
*opt == 'a' ? &audio_bitstream_filters :
|
3689 |
&subtitle_bitstream_filters; |
3690 |
while(*bsfp)
|
3691 |
bsfp= &(*bsfp)->next; |
3692 |
|
3693 |
*bsfp= bsfc; |
3694 |
|
3695 |
return 0; |
3696 |
} |
3697 |
|
3698 |
static int opt_preset(const char *opt, const char *arg) |
3699 |
{ |
3700 |
FILE *f=NULL;
|
3701 |
char filename[1000], tmp[1000], tmp2[1000], line[1000]; |
3702 |
int i;
|
3703 |
const char *base[2]= { getenv("HOME"), |
3704 |
FFMPEG_DATADIR, |
3705 |
}; |
3706 |
|
3707 |
for(i=!base[0]; i<2 && !f; i++){ |
3708 |
snprintf(filename, sizeof(filename), "%s%s/%s.ffpreset", base[i], i ? "" : "/.ffmpeg", arg); |
3709 |
f= fopen(filename, "r");
|
3710 |
if(!f){
|
3711 |
char *codec_name= *opt == 'v' ? video_codec_name : |
3712 |
*opt == 'a' ? audio_codec_name :
|
3713 |
subtitle_codec_name; |
3714 |
snprintf(filename, sizeof(filename), "%s%s/%s-%s.ffpreset", base[i], i ? "" : "/.ffmpeg", codec_name, arg); |
3715 |
f= fopen(filename, "r");
|
3716 |
} |
3717 |
} |
3718 |
if(!f && ((arg[0]=='.' && arg[1]=='/') || arg[0]=='/' || |
3719 |
is_dos_path(arg))){ |
3720 |
snprintf(filename, sizeof(filename), arg);
|
3721 |
f= fopen(filename, "r");
|
3722 |
} |
3723 |
|
3724 |
if(!f){
|
3725 |
fprintf(stderr, "File for preset '%s' not found\n", arg);
|
3726 |
av_exit(1);
|
3727 |
} |
3728 |
|
3729 |
while(!feof(f)){
|
3730 |
int e= fscanf(f, "%999[^\n]\n", line) - 1; |
3731 |
if(line[0] == '#' && !e) |
3732 |
continue;
|
3733 |
e|= sscanf(line, "%999[^=]=%999[^\n]\n", tmp, tmp2) - 2; |
3734 |
if(e){
|
3735 |
fprintf(stderr, "%s: Invalid syntax: '%s'\n", filename, line);
|
3736 |
av_exit(1);
|
3737 |
} |
3738 |
if(!strcmp(tmp, "acodec")){ |
3739 |
opt_audio_codec(tmp2); |
3740 |
}else if(!strcmp(tmp, "vcodec")){ |
3741 |
opt_video_codec(tmp2); |
3742 |
}else if(!strcmp(tmp, "scodec")){ |
3743 |
opt_subtitle_codec(tmp2); |
3744 |
}else if(opt_default(tmp, tmp2) < 0){ |
3745 |
fprintf(stderr, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n", filename, line, tmp, tmp2);
|
3746 |
av_exit(1);
|
3747 |
} |
3748 |
} |
3749 |
|
3750 |
fclose(f); |
3751 |
|
3752 |
return 0; |
3753 |
} |
3754 |
|
3755 |
static const OptionDef options[] = { |
3756 |
/* main options */
|
3757 |
{ "L", OPT_EXIT, {(void*)show_license}, "show license" }, |
3758 |
{ "h", OPT_EXIT, {(void*)show_help}, "show help" }, |
3759 |
{ "version", OPT_EXIT, {(void*)show_version}, "show version" }, |
3760 |
{ "formats", OPT_EXIT, {(void*)show_formats}, "show available formats, codecs, protocols, ..." }, |
3761 |
{ "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" }, |
3762 |
{ "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" }, |
3763 |
{ "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" }, |
3764 |
{ "map", HAS_ARG | OPT_EXPERT, {(void*)opt_map}, "set input stream mapping", "file:stream[:syncfile:syncstream]" }, |
3765 |
{ "map_meta_data", HAS_ARG | OPT_EXPERT, {(void*)opt_map_meta_data}, "set meta data information of outfile from infile", "outfile:infile" }, |
3766 |
{ "t", OPT_FUNC2 | HAS_ARG, {(void*)opt_recording_time}, "record or transcode \"duration\" seconds of audio/video", "duration" }, |
3767 |
{ "fs", HAS_ARG | OPT_INT64, {(void*)&limit_filesize}, "set the limit file size in bytes", "limit_size" }, // |
3768 |
{ "ss", OPT_FUNC2 | HAS_ARG, {(void*)opt_start_time}, "set the start time offset", "time_off" }, |
3769 |
{ "itsoffset", OPT_FUNC2 | HAS_ARG, {(void*)opt_input_ts_offset}, "set the input ts offset", "time_off" }, |
3770 |
{ "itsscale", HAS_ARG, {(void*)opt_input_ts_scale}, "set the input ts scale", "stream:scale" }, |
3771 |
{ "title", HAS_ARG | OPT_STRING, {(void*)&str_title}, "set the title", "string" }, |
3772 |
{ "timestamp", OPT_FUNC2 | HAS_ARG, {(void*)&opt_rec_timestamp}, "set the timestamp", "time" }, |
3773 |
{ "author", HAS_ARG | OPT_STRING, {(void*)&str_author}, "set the author", "string" }, |
3774 |
{ "copyright", HAS_ARG | OPT_STRING, {(void*)&str_copyright}, "set the copyright", "string" }, |
3775 |
{ "comment", HAS_ARG | OPT_STRING, {(void*)&str_comment}, "set the comment", "string" }, |
3776 |
{ "genre", HAS_ARG | OPT_STRING, {(void*)&str_genre}, "set the genre", "string" }, |
3777 |
{ "album", HAS_ARG | OPT_STRING, {(void*)&str_album}, "set the album", "string" }, |
3778 |
{ "dframes", OPT_INT | HAS_ARG, {(void*)&max_frames[CODEC_TYPE_DATA]}, "set the number of data frames to record", "number" }, |
3779 |
{ "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark}, |
3780 |
"add timings for benchmarking" },
|
3781 |
{ "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump}, |
3782 |
"dump each input packet" },
|
3783 |
{ "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump}, |
3784 |
"when dumping packets, also dump the payload" },
|
3785 |
{ "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" }, |
3786 |
{ "loop_input", OPT_BOOL | OPT_EXPERT, {(void*)&loop_input}, "loop (current only works with images)" }, |
3787 |
{ "loop_output", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&loop_output}, "number of times to loop output in formats that support looping (0 loops forever)", "" }, |
3788 |
{ "v", HAS_ARG | OPT_FUNC2, {(void*)opt_verbose}, "set the logging verbosity level", "number" }, |
3789 |
{ "target", HAS_ARG, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" }, |
3790 |
{ "threads", OPT_FUNC2 | HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" }, |
3791 |
{ "vsync", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_sync_method}, "video sync method", "" }, |
3792 |
{ "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" }, |
3793 |
{ "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" }, |
3794 |
{ "vglobal", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_global_header}, "video global header storage type", "" }, |
3795 |
{ "copyts", OPT_BOOL | OPT_EXPERT, {(void*)©_ts}, "copy timestamps" }, |
3796 |
{ "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, // |
3797 |
{ "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "threshold" }, |
3798 |
{ "programid", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&opt_programid}, "desired program number", "" }, |
3799 |
{ "xerror", OPT_BOOL, {(void*)&exit_on_error}, "exit on error", "error" }, |
3800 |
{ "copyinkf", OPT_BOOL | OPT_EXPERT, {(void*)©_initial_nonkeyframes}, "copy initial non-keyframes" }, |
3801 |
|
3802 |
/* video options */
|
3803 |
{ "b", OPT_FUNC2 | HAS_ARG | OPT_VIDEO, {(void*)opt_bitrate}, "set bitrate (in bits/s)", "bitrate" }, |
3804 |
{ "vb", OPT_FUNC2 | HAS_ARG | OPT_VIDEO, {(void*)opt_bitrate}, "set bitrate (in bits/s)", "bitrate" }, |
3805 |
{ "vframes", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&max_frames[CODEC_TYPE_VIDEO]}, "set the number of video frames to record", "number" }, |
3806 |
{ "r", OPT_FUNC2 | HAS_ARG | OPT_VIDEO, {(void*)opt_frame_rate}, "set frame rate (Hz value, fraction or abbreviation)", "rate" }, |
3807 |
{ "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" }, |
3808 |
{ "aspect", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_aspect_ratio}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" }, |
3809 |
{ "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format, 'list' as argument shows all the pixel formats supported", "format" }, |
3810 |
{ "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_top}, "set top crop band size (in pixels)", "size" }, |
3811 |
{ "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_bottom}, "set bottom crop band size (in pixels)", "size" }, |
3812 |
{ "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_left}, "set left crop band size (in pixels)", "size" }, |
3813 |
{ "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_right}, "set right crop band size (in pixels)", "size" }, |
3814 |
{ "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_top}, "set top pad band size (in pixels)", "size" }, |
3815 |
{ "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_bottom}, "set bottom pad band size (in pixels)", "size" }, |
3816 |
{ "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_left}, "set left pad band size (in pixels)", "size" }, |
3817 |
{ "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_right}, "set right pad band size (in pixels)", "size" }, |
3818 |
{ "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad_color}, "set color of pad bands (Hex 000000 thru FFFFFF)", "color" }, |
3819 |
{ "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "use only intra frames"}, |
3820 |
{ "vn", OPT_BOOL | OPT_VIDEO, {(void*)&video_disable}, "disable video" }, |
3821 |
{ "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" }, |
3822 |
{ "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video quantizer scale (VBR)", "q" }, |
3823 |
{ "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_override_string}, "rate control override for specific intervals", "override" }, |
3824 |
{ "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" }, |
3825 |
{ "me_threshold", HAS_ARG | OPT_FUNC2 | OPT_EXPERT | OPT_VIDEO, {(void*)opt_me_threshold}, "motion estimaton threshold", "threshold" }, |
3826 |
{ "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quality}, |
3827 |
"use same video quality as source (implies VBR)" },
|
3828 |
{ "pass", HAS_ARG | OPT_VIDEO, {(void*)&opt_pass}, "select the pass number (1 or 2)", "n" }, |
3829 |
{ "passlogfile", HAS_ARG | OPT_STRING | OPT_VIDEO, {(void*)&pass_logfilename_prefix}, "select two pass log file name prefix", "prefix" }, |
3830 |
{ "deinterlace", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_deinterlace}, |
3831 |
"deinterlace pictures" },
|
3832 |
{ "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" }, |
3833 |
{ "vstats", OPT_EXPERT | OPT_VIDEO, {(void*)&opt_vstats}, "dump video coding statistics to file" }, |
3834 |
{ "vstats_file", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_vstats_file}, "dump video coding statistics to file", "file" }, |
3835 |
#if CONFIG_VHOOK
|
3836 |
{ "vhook", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)add_frame_hooker}, "insert video processing module", "module" }, |
3837 |
#endif
|
3838 |
{ "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_intra_matrix}, "specify intra matrix coeffs", "matrix" }, |
3839 |
{ "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_inter_matrix}, "specify inter matrix coeffs", "matrix" }, |
3840 |
{ "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_top_field_first}, "top=1/bottom=0/auto=-1 field first", "" }, |
3841 |
{ "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" }, |
3842 |
{ "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_tag}, "force video tag/fourcc", "fourcc/tag" }, |
3843 |
{ "newvideo", OPT_VIDEO, {(void*)opt_new_video_stream}, "add a new video stream to the current output stream" }, |
3844 |
{ "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" }, |
3845 |
{ "force_fps", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&force_fps}, "force the selected framerate, disable the best supported framerate selection" }, |
3846 |
|
3847 |
/* audio options */
|
3848 |
{ "ab", OPT_FUNC2 | HAS_ARG | OPT_AUDIO, {(void*)opt_bitrate}, "set bitrate (in bits/s)", "bitrate" }, |
3849 |
{ "aframes", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&max_frames[CODEC_TYPE_AUDIO]}, "set the number of audio frames to record", "number" }, |
3850 |
{ "aq", OPT_FLOAT | HAS_ARG | OPT_AUDIO, {(void*)&audio_qscale}, "set audio quality (codec-specific)", "quality", }, |
3851 |
{ "ar", HAS_ARG | OPT_FUNC2 | OPT_AUDIO, {(void*)opt_audio_rate}, "set audio sampling rate (in Hz)", "rate" }, |
3852 |
{ "ac", HAS_ARG | OPT_FUNC2 | OPT_AUDIO, {(void*)opt_audio_channels}, "set number of audio channels", "channels" }, |
3853 |
{ "an", OPT_BOOL | OPT_AUDIO, {(void*)&audio_disable}, "disable audio" }, |
3854 |
{ "acodec", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" }, |
3855 |
{ "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO, {(void*)opt_audio_tag}, "force audio tag/fourcc", "fourcc/tag" }, |
3856 |
{ "vol", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&audio_volume}, "change audio volume (256=normal)" , "volume" }, // |
3857 |
{ "newaudio", OPT_AUDIO, {(void*)opt_new_audio_stream}, "add a new audio stream to the current output stream" }, |
3858 |
{ "alang", HAS_ARG | OPT_STRING | OPT_AUDIO, {(void *)&audio_language}, "set the ISO 639 language code (3 letters) of the current audio stream" , "code" }, |
3859 |
{ "sample_fmt", HAS_ARG | OPT_EXPERT | OPT_AUDIO, {(void*)opt_audio_sample_fmt}, "set sample format, 'list' as argument shows all the sample formats supported", "format" }, |
3860 |
|
3861 |
/* subtitle options */
|
3862 |
{ "sn", OPT_BOOL | OPT_SUBTITLE, {(void*)&subtitle_disable}, "disable subtitle" }, |
3863 |
{ "scodec", HAS_ARG | OPT_SUBTITLE, {(void*)opt_subtitle_codec}, "force subtitle codec ('copy' to copy stream)", "codec" }, |
3864 |
{ "newsubtitle", OPT_SUBTITLE, {(void*)opt_new_subtitle_stream}, "add a new subtitle stream to the current output stream" }, |
3865 |
{ "slang", HAS_ARG | OPT_STRING | OPT_SUBTITLE, {(void *)&subtitle_language}, "set the ISO 639 language code (3 letters) of the current subtitle stream" , "code" }, |
3866 |
|
3867 |
/* grab options */
|
3868 |
{ "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "set video grab channel (DV1394 only)", "channel" }, |
3869 |
{ "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "set television standard (NTSC, PAL (SECAM))", "standard" }, |
3870 |
{ "isync", OPT_BOOL | OPT_EXPERT | OPT_GRAB, {(void*)&input_sync}, "sync read on input", "" }, |
3871 |
|
3872 |
/* muxer options */
|
3873 |
{ "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_max_delay}, "set the maximum demux-decode delay", "seconds" }, |
3874 |
{ "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_preload}, "set the initial demux-decode delay", "seconds" }, |
3875 |
|
3876 |
{ "absf", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_EXPERT, {(void*)opt_bsf}, "", "bitstream_filter" }, |
3877 |
{ "vbsf", OPT_FUNC2 | HAS_ARG | OPT_VIDEO | OPT_EXPERT, {(void*)opt_bsf}, "", "bitstream_filter" }, |
3878 |
{ "sbsf", OPT_FUNC2 | HAS_ARG | OPT_SUBTITLE | OPT_EXPERT, {(void*)opt_bsf}, "", "bitstream_filter" }, |
3879 |
|
3880 |
{ "apre", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_EXPERT, {(void*)opt_preset}, "set the audio options to the indicated preset", "preset" }, |
3881 |
{ "vpre", OPT_FUNC2 | HAS_ARG | OPT_VIDEO | OPT_EXPERT, {(void*)opt_preset}, "set the video options to the indicated preset", "preset" }, |
3882 |
{ "spre", OPT_FUNC2 | HAS_ARG | OPT_SUBTITLE | OPT_EXPERT, {(void*)opt_preset}, "set the subtitle options to the indicated preset", "preset" }, |
3883 |
|
3884 |
{ "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" }, |
3885 |
{ NULL, },
|
3886 |
}; |
3887 |
|
3888 |
int main(int argc, char **argv) |
3889 |
{ |
3890 |
int i;
|
3891 |
int64_t ti; |
3892 |
|
3893 |
avcodec_register_all(); |
3894 |
avdevice_register_all(); |
3895 |
av_register_all(); |
3896 |
|
3897 |
if(isatty(STDIN_FILENO))
|
3898 |
url_set_interrupt_cb(decode_interrupt_cb); |
3899 |
|
3900 |
for(i=0; i<CODEC_TYPE_NB; i++){ |
3901 |
avctx_opts[i]= avcodec_alloc_context2(i); |
3902 |
} |
3903 |
avformat_opts = avformat_alloc_context(); |
3904 |
sws_opts = sws_getContext(16,16,0, 16,16,0, sws_flags, NULL,NULL,NULL); |
3905 |
|
3906 |
show_banner(); |
3907 |
|
3908 |
/* parse options */
|
3909 |
parse_options(argc, argv, options, opt_output_file); |
3910 |
|
3911 |
/* file converter / grab */
|
3912 |
if (nb_output_files <= 0) { |
3913 |
fprintf(stderr, "At least one output file must be specified\n");
|
3914 |
av_exit(1);
|
3915 |
} |
3916 |
|
3917 |
if (nb_input_files == 0) { |
3918 |
fprintf(stderr, "At least one input file must be specified\n");
|
3919 |
av_exit(1);
|
3920 |
} |
3921 |
|
3922 |
ti = getutime(); |
3923 |
if (av_encode(output_files, nb_output_files, input_files, nb_input_files,
|
3924 |
stream_maps, nb_stream_maps) < 0)
|
3925 |
av_exit(1);
|
3926 |
ti = getutime() - ti; |
3927 |
if (do_benchmark) {
|
3928 |
printf("bench: utime=%0.3fs\n", ti / 1000000.0); |
3929 |
} |
3930 |
|
3931 |
return av_exit(0); |
3932 |
} |