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1 85f07f22 Fabrice Bellard
/*
2 115329f1 Diego Biurrun
 * FFmpeg main
3 01310af2 Fabrice Bellard
 * Copyright (c) 2000-2003 Fabrice Bellard
4 85f07f22 Fabrice Bellard
 *
5 b78e7197 Diego Biurrun
 * This file is part of FFmpeg.
6
 *
7
 * FFmpeg is free software; you can redistribute it and/or
8 bf5af568 Fabrice Bellard
 * modify it under the terms of the GNU Lesser General Public
9
 * License as published by the Free Software Foundation; either
10 b78e7197 Diego Biurrun
 * version 2.1 of the License, or (at your option) any later version.
11 85f07f22 Fabrice Bellard
 *
12 b78e7197 Diego Biurrun
 * FFmpeg is distributed in the hope that it will be useful,
13 85f07f22 Fabrice Bellard
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 bf5af568 Fabrice Bellard
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15
 * Lesser General Public License for more details.
16 85f07f22 Fabrice Bellard
 *
17 bf5af568 Fabrice Bellard
 * You should have received a copy of the GNU Lesser General Public
18 b78e7197 Diego Biurrun
 * License along with FFmpeg; if not, write to the Free Software
19 5509bffa Diego Biurrun
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 85f07f22 Fabrice Bellard
 */
21 364a9607 Diego Biurrun
22 0f4e8165 Ronald S. Bultje
#include "config.h"
23
#include <ctype.h>
24
#include <string.h>
25
#include <math.h>
26
#include <stdlib.h>
27
#include <errno.h>
28 d86b83f8 Ramiro Polla
#include <signal.h>
29 22f7a060 Michael Niedermayer
#include <limits.h>
30 daf8e955 Fabrice Bellard
#include "avformat.h"
31 c721d803 Luca Abeni
#include "avdevice.h"
32 18a54b04 Luca Abeni
#include "swscale.h"
33 10d104e4 Philip Gladstone
#include "framehook.h"
34 6fd46414 Michael Niedermayer
#include "opt.h"
35 f5a478f6 Roman Shaposhnik
#include "fifo.h"
36 f7d78f36 Måns Rullgård
#include "avstring.h"
37 a5e979f4 Ramiro Polla
#include "os_support.h"
38 daf8e955 Fabrice Bellard
39 7495c306 Ramiro Polla
#if !defined(HAVE_GETRUSAGE) && defined(HAVE_GETPROCESSTIMES)
40
#include <windows.h>
41
#endif
42
43 4b54c6d0 Ramiro Polla
#if defined(HAVE_TERMIOS_H)
44 85f07f22 Fabrice Bellard
#include <unistd.h>
45
#include <fcntl.h>
46
#include <sys/ioctl.h>
47
#include <sys/time.h>
48
#include <termios.h>
49 5727b222 Fabrice Bellard
#include <sys/resource.h>
50 4b54c6d0 Ramiro Polla
#elif defined(HAVE_CONIO_H)
51
#include <conio.h>
52 bdc4796f Fabrice Bellard
#endif
53 64c020a8 Michael Niedermayer
#undef time //needed because HAVE_AV_CONFIG_H is defined on top
54 bf5af568 Fabrice Bellard
#include <time.h>
55 85f07f22 Fabrice Bellard
56 f1cc88a5 Diego Biurrun
#include "version.h"
57 01310af2 Fabrice Bellard
#include "cmdutils.h"
58
59 2b18dcd0 Michael Niedermayer
#undef NDEBUG
60
#include <assert.h>
61
62 8aa1e3da Michael Niedermayer
#if !defined(INFINITY) && defined(HUGE_VAL)
63
#define INFINITY HUGE_VAL
64
#endif
65 85f07f22 Fabrice Bellard
66 c367d067 Michael Niedermayer
#undef exit
67
68 86074ed1 Stefano Sabatini
static const char program_name[] = "FFmpeg";
69
static const int program_birth_year = 2000;
70
71 85f07f22 Fabrice Bellard
/* select an input stream for an output stream */
72
typedef struct AVStreamMap {
73
    int file_index;
74
    int stream_index;
75 b4a3389e Wolfram Gloger
    int sync_file_index;
76
    int sync_stream_index;
77 85f07f22 Fabrice Bellard
} AVStreamMap;
78
79 0a38bafd Patrice Bensoussan
/** select an input file for an output file */
80
typedef struct AVMetaDataMap {
81
    int out_file;
82
    int in_file;
83
} AVMetaDataMap;
84
85 85f07f22 Fabrice Bellard
extern const OptionDef options[];
86
87
#define MAX_FILES 20
88
89
static AVFormatContext *input_files[MAX_FILES];
90 a6a92a9a Wolfram Gloger
static int64_t input_files_ts_offset[MAX_FILES];
91 85f07f22 Fabrice Bellard
static int nb_input_files = 0;
92
93
static AVFormatContext *output_files[MAX_FILES];
94
static int nb_output_files = 0;
95
96
static AVStreamMap stream_maps[MAX_FILES];
97
static int nb_stream_maps;
98
99 0a38bafd Patrice Bensoussan
static AVMetaDataMap meta_data_maps[MAX_FILES];
100
static int nb_meta_data_maps;
101
102 79fdaa4c Fabrice Bellard
static AVInputFormat *file_iformat;
103
static AVOutputFormat *file_oformat;
104 55cf1959 Michael Niedermayer
static int frame_width  = 0;
105
static int frame_height = 0;
106 880e8ba7 Roman Shaposhnik
static float frame_aspect_ratio = 0;
107 644a9262 Michael Niedermayer
static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
108 1ff93ffc Todd Kirby
static int frame_padtop  = 0;
109
static int frame_padbottom = 0;
110
static int frame_padleft  = 0;
111
static int frame_padright = 0;
112
static int padcolor[3] = {16,128,128}; /* default to black */
113 ab6d194a Michael Niedermayer
static int frame_topBand  = 0;
114
static int frame_bottomBand = 0;
115
static int frame_leftBand  = 0;
116
static int frame_rightBand = 0;
117 cf7fc795 Fabrice Bellard
static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
118 9de0be61 Michael Niedermayer
static AVRational frame_rate = (AVRational) {0,0};
119 158c7f05 Michael Niedermayer
static float video_qscale = 0;
120 9cdd6a24 Michael Niedermayer
static int video_qdiff = 3;
121 84f608f4 Vidar Madsen
static uint16_t *intra_matrix = NULL;
122
static uint16_t *inter_matrix = NULL;
123 ac2830ec Michael Niedermayer
#if 0 //experimental, (can be removed)
124 3aa102be Michael Niedermayer
static float video_rc_qsquish=1.0;
125
static float video_rc_qmod_amp=0;
126
static int video_rc_qmod_freq=0;
127 ac2830ec Michael Niedermayer
#endif
128 464a631c Morten Hustveit
static const char *video_rc_override_string=NULL;
129 85f07f22 Fabrice Bellard
static int video_disable = 0;
130 f3356e9c Michael Niedermayer
static int video_discard = 0;
131 4a897224 Nicolas George
static char *video_codec_name = NULL;
132 b2a2197e Michael Niedermayer
static int video_codec_tag = 0;
133 85f07f22 Fabrice Bellard
static int same_quality = 0;
134 cfcf0ffd Fabrice Bellard
static int do_deinterlace = 0;
135 f560dd82 Michael Niedermayer
static int strict = 0;
136 bb198e19 Michael Niedermayer
static int top_field_first = -1;
137 f4f3223f Michael Niedermayer
static int me_threshold = 0;
138 1a11cbcc Michael Niedermayer
static int intra_dc_precision = 8;
139 5894e1bb Víctor Paesa
static int loop_input = 0;
140 8108551a Todd Kirby
static int loop_output = AVFMT_NOOUTPUTLOOP;
141 0888fd22 Michael Niedermayer
static int qp_hist = 0;
142 85f07f22 Fabrice Bellard
143
static int intra_only = 0;
144
static int audio_sample_rate = 44100;
145 c57c770d Justin Ruggles
#define QSCALE_NONE -99999
146
static float audio_qscale = QSCALE_NONE;
147 85f07f22 Fabrice Bellard
static int audio_disable = 0;
148
static int audio_channels = 1;
149 4a897224 Nicolas George
static char  *audio_codec_name = NULL;
150 b2a2197e Michael Niedermayer
static int audio_codec_tag = 0;
151 cf7fc795 Fabrice Bellard
static char *audio_language = NULL;
152
153 11bf3847 Aurelien Jacobs
static int subtitle_disable = 0;
154 4a897224 Nicolas George
static char *subtitle_codec_name = NULL;
155 cf7fc795 Fabrice Bellard
static char *subtitle_language = NULL;
156 85f07f22 Fabrice Bellard
157 17c88cb0 Michael Niedermayer
static float mux_preload= 0.5;
158
static float mux_max_delay= 0.7;
159 2db3c638 Michael Niedermayer
160 0c1a9eda Zdenek Kabelac
static int64_t recording_time = 0;
161 8831db5c Michael Niedermayer
static int64_t start_time = 0;
162 4568325a Roman Shaposhnik
static int64_t rec_timestamp = 0;
163 a6a92a9a Wolfram Gloger
static int64_t input_ts_offset = 0;
164 85f07f22 Fabrice Bellard
static int file_overwrite = 0;
165
static char *str_title = NULL;
166
static char *str_author = NULL;
167
static char *str_copyright = NULL;
168
static char *str_comment = NULL;
169 ab759f6e kweiner@spamcop.net
static char *str_genre = NULL;
170 63d5075c Panagiotis Issaris
static char *str_album = NULL;
171 5727b222 Fabrice Bellard
static int do_benchmark = 0;
172 a0663ba4 Fabrice Bellard
static int do_hex_dump = 0;
173 254abc2e Fabrice Bellard
static int do_pkt_dump = 0;
174 43f1708f Juanjo
static int do_psnr = 0;
175 5abdb4b1 Fabrice Bellard
static int do_pass = 0;
176
static char *pass_logfilename = NULL;
177 1629626f Fabrice Bellard
static int audio_stream_copy = 0;
178
static int video_stream_copy = 0;
179 cf7fc795 Fabrice Bellard
static int subtitle_stream_copy = 0;
180 986ebcdb Michael Niedermayer
static int video_sync_method= 1;
181
static int audio_sync_method= 0;
182 d4d226a8 Michael Niedermayer
static float audio_drift_threshold= 0.1;
183 72bd8100 Michael Niedermayer
static int copy_ts= 0;
184 ca80810b Calcium
static int opt_shortest = 0; //
185 90ad92b3 Michael Niedermayer
static int video_global_header = 0;
186 b60d1379 Stefano Sabatini
static char *vstats_filename;
187 032aa7df Stefano Sabatini
static FILE *vstats_file;
188 50e143c4 Nico Sabbi
static int opt_programid = 0;
189 5abdb4b1 Fabrice Bellard
190 bdfcbbed Max Krasnyansky
static int rate_emu = 0;
191
192 a5df11ab Fabrice Bellard
static int  video_channel = 0;
193 df0cecdd Luca Abeni
static char *video_standard;
194 79a7c268 Fabrice Bellard
195 a9aa3467 Michael Niedermayer
static int audio_volume = 256;
196 8aa3ee32 Max Krasnyansky
197 d9a916e2 Charles Yates
static int using_stdin = 0;
198 bee0d9e5 Charles Yates
static int using_vhook = 0;
199 f068206e Bill Eldridge
static int verbose = 1;
200 9c3d33d6 Michael Niedermayer
static int thread_count= 1;
201 b51469a0 Leon van Stuivenberg
static int q_pressed = 0;
202 1008ceb3 Michael Niedermayer
static int64_t video_size = 0;
203
static int64_t audio_size = 0;
204
static int64_t extra_size = 0;
205 a6a92a9a Wolfram Gloger
static int nb_frames_dup = 0;
206
static int nb_frames_drop = 0;
207 6e454c38 Luca Abeni
static int input_sync;
208 85ad1b0e Baptiste Coudurier
static uint64_t limit_filesize = 0; //
209 d9a916e2 Charles Yates
210 5b6d5596 Michael Niedermayer
static int pgmyuv_compatibility_hack=0;
211 a8482aab Michael Niedermayer
static float dts_delta_threshold = 10;
212 5b6d5596 Michael Niedermayer
213 18a54b04 Luca Abeni
static int sws_flags = SWS_BICUBIC;
214
215 29cc1c23 Benoit Fouet
static const char **opt_names;
216
static int opt_name_count;
217
static AVCodecContext *avctx_opts[CODEC_TYPE_NB];
218
static AVFormatContext *avformat_opts;
219
static struct SwsContext *sws_opts;
220
static int64_t timer_start;
221 8bbf6db9 Michael Niedermayer
222 748c2fca Michael Niedermayer
static AVBitStreamFilterContext *video_bitstream_filters=NULL;
223
static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
224 e1cc8339 Reimar Döffinger
static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
225 748c2fca Michael Niedermayer
static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
226 5b6d5596 Michael Niedermayer
227 5abdb4b1 Fabrice Bellard
#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
228 85f07f22 Fabrice Bellard
229 b4a3389e Wolfram Gloger
struct AVInputStream;
230
231 85f07f22 Fabrice Bellard
typedef struct AVOutputStream {
232
    int file_index;          /* file index */
233
    int index;               /* stream index in the output file */
234
    int source_index;        /* AVInputStream index */
235
    AVStream *st;            /* stream in the output file */
236 ec5517d5 Fabrice Bellard
    int encoding_needed;     /* true if encoding needed for this stream */
237
    int frame_number;
238
    /* input pts and corresponding output pts
239
       for A/V sync */
240 b4a3389e Wolfram Gloger
    //double sync_ipts;        /* dts from the AVPacket of the demuxer in second units */
241
    struct AVInputStream *sync_ist; /* input stream to sync against */
242 e928649b Michael Niedermayer
    int64_t sync_opts;       /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
243 85f07f22 Fabrice Bellard
    /* video only */
244 07d0cdfc Luca Abeni
    int video_resample;
245 a4d36c11 Michael Niedermayer
    AVFrame pict_tmp;      /* temporary image for resampling */
246 18a54b04 Luca Abeni
    struct SwsContext *img_resample_ctx; /* for image resampling */
247
    int resample_height;
248 34b10a57 Dieter
249 07d0cdfc Luca Abeni
    int video_crop;
250 34b10a57 Dieter
    int topBand;             /* cropping area sizes */
251
    int leftBand;
252 115329f1 Diego Biurrun
253 07d0cdfc Luca Abeni
    int video_pad;
254 1ff93ffc Todd Kirby
    int padtop;              /* padding area sizes */
255
    int padbottom;
256
    int padleft;
257
    int padright;
258 115329f1 Diego Biurrun
259 85f07f22 Fabrice Bellard
    /* audio only */
260
    int audio_resample;
261
    ReSampleContext *resample; /* for audio resampling */
262 f5a478f6 Roman Shaposhnik
    AVFifoBuffer fifo;     /* for compression: one audio fifo per codec */
263 5abdb4b1 Fabrice Bellard
    FILE *logfile;
264 85f07f22 Fabrice Bellard
} AVOutputStream;
265
266
typedef struct AVInputStream {
267
    int file_index;
268
    int index;
269
    AVStream *st;
270
    int discard;             /* true if stream data should be discarded */
271
    int decoding_needed;     /* true if the packets must be decoded in 'raw_fifo' */
272 0c1a9eda Zdenek Kabelac
    int64_t sample_index;      /* current sample */
273 bdfcbbed Max Krasnyansky
274
    int64_t       start;     /* time when read started */
275
    unsigned long frame;     /* current frame */
276 254abc2e Fabrice Bellard
    int64_t       next_pts;  /* synthetic pts for cases where pkt.pts
277
                                is not defined */
278 e7d0374f Roman Shaposhnik
    int64_t       pts;       /* current pts */
279 ff4905a5 Michael Niedermayer
    int is_start;            /* is 1 at the start and after a discontinuity */
280 85f07f22 Fabrice Bellard
} AVInputStream;
281
282
typedef struct AVInputFile {
283
    int eof_reached;      /* true if eof reached */
284
    int ist_index;        /* index of first stream in ist_table */
285
    int buffer_size;      /* current total buffer size */
286 79fdaa4c Fabrice Bellard
    int nb_streams;       /* nb streams we are aware of */
287 85f07f22 Fabrice Bellard
} AVInputFile;
288
289 e16e49ac Ramiro Polla
#ifdef HAVE_TERMIOS_H
290 bdc4796f Fabrice Bellard
291 85f07f22 Fabrice Bellard
/* init terminal so that we can grab keys */
292
static struct termios oldtty;
293 d86b83f8 Ramiro Polla
#endif
294 85f07f22 Fabrice Bellard
295
static void term_exit(void)
296
{
297 e16e49ac Ramiro Polla
#ifdef HAVE_TERMIOS_H
298 85f07f22 Fabrice Bellard
    tcsetattr (0, TCSANOW, &oldtty);
299 d86b83f8 Ramiro Polla
#endif
300 85f07f22 Fabrice Bellard
}
301
302 9680a722 Roumen Petrov
static volatile sig_atomic_t received_sigterm = 0;
303
304
static void
305
sigterm_handler(int sig)
306
{
307
    received_sigterm = sig;
308
    term_exit();
309
}
310
311 85f07f22 Fabrice Bellard
static void term_init(void)
312
{
313 e16e49ac Ramiro Polla
#ifdef HAVE_TERMIOS_H
314 85f07f22 Fabrice Bellard
    struct termios tty;
315
316
    tcgetattr (0, &tty);
317
    oldtty = tty;
318
319
    tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
320
                          |INLCR|IGNCR|ICRNL|IXON);
321
    tty.c_oflag |= OPOST;
322
    tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
323
    tty.c_cflag &= ~(CSIZE|PARENB);
324
    tty.c_cflag |= CS8;
325
    tty.c_cc[VMIN] = 1;
326
    tty.c_cc[VTIME] = 0;
327 115329f1 Diego Biurrun
328 85f07f22 Fabrice Bellard
    tcsetattr (0, TCSANOW, &tty);
329 d86b83f8 Ramiro Polla
    signal(SIGQUIT, sigterm_handler); /* Quit (POSIX).  */
330
#endif
331 85f07f22 Fabrice Bellard
332 9680a722 Roumen Petrov
    signal(SIGINT , sigterm_handler); /* Interrupt (ANSI).  */
333
    signal(SIGTERM, sigterm_handler); /* Termination (ANSI).  */
334
    /*
335
    register a function to be called at normal program termination
336
    */
337 85f07f22 Fabrice Bellard
    atexit(term_exit);
338 9ddd71fc François Revol
#ifdef CONFIG_BEOS_NETSERVER
339
    fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
340
#endif
341 85f07f22 Fabrice Bellard
}
342
343
/* read a key without blocking */
344
static int read_key(void)
345
{
346 4b54c6d0 Ramiro Polla
#if defined(HAVE_TERMIOS_H)
347 9ddd71fc François Revol
    int n = 1;
348 85f07f22 Fabrice Bellard
    unsigned char ch;
349 9ddd71fc François Revol
#ifndef CONFIG_BEOS_NETSERVER
350
    struct timeval tv;
351 85f07f22 Fabrice Bellard
    fd_set rfds;
352
353
    FD_ZERO(&rfds);
354
    FD_SET(0, &rfds);
355
    tv.tv_sec = 0;
356
    tv.tv_usec = 0;
357
    n = select(1, &rfds, NULL, NULL, &tv);
358 9ddd71fc François Revol
#endif
359 85f07f22 Fabrice Bellard
    if (n > 0) {
360 cb09b2ed Philip Gladstone
        n = read(0, &ch, 1);
361
        if (n == 1)
362 85f07f22 Fabrice Bellard
            return ch;
363 cb09b2ed Philip Gladstone
364
        return n;
365 85f07f22 Fabrice Bellard
    }
366 4b54c6d0 Ramiro Polla
#elif defined(HAVE_CONIO_H)
367
    if(kbhit())
368
        return(getch());
369 d86b83f8 Ramiro Polla
#endif
370 85f07f22 Fabrice Bellard
    return -1;
371
}
372
373 b51469a0 Leon van Stuivenberg
static int decode_interrupt_cb(void)
374
{
375
    return q_pressed || (q_pressed = read_key() == 'q');
376
}
377
378 b29f97d1 Zdenek Kabelac
static int read_ffserver_streams(AVFormatContext *s, const char *filename)
379 85f07f22 Fabrice Bellard
{
380 79fdaa4c Fabrice Bellard
    int i, err;
381 85f07f22 Fabrice Bellard
    AVFormatContext *ic;
382
383 79fdaa4c Fabrice Bellard
    err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
384
    if (err < 0)
385
        return err;
386 85f07f22 Fabrice Bellard
    /* copy stream format */
387
    s->nb_streams = ic->nb_streams;
388
    for(i=0;i<ic->nb_streams;i++) {
389
        AVStream *st;
390 1e491e29 Michael Niedermayer
391 f37f8d4c Alex Beregszaszi
        // FIXME: a more elegant solution is needed
392 e1031171 Alex Beregszaszi
        st = av_mallocz(sizeof(AVStream));
393 85f07f22 Fabrice Bellard
        memcpy(st, ic->streams[i], sizeof(AVStream));
394 f37f8d4c Alex Beregszaszi
        st->codec = avcodec_alloc_context();
395
        memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
396 85f07f22 Fabrice Bellard
        s->streams[i] = st;
397
    }
398
399
    av_close_input_file(ic);
400
    return 0;
401
}
402
403 b4a3389e Wolfram Gloger
static double
404
get_sync_ipts(const AVOutputStream *ost)
405
{
406
    const AVInputStream *ist = ost->sync_ist;
407 fec401f7 Michael Niedermayer
    return (double)(ist->pts - start_time)/AV_TIME_BASE;
408 b4a3389e Wolfram Gloger
}
409
410 748c2fca Michael Niedermayer
static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
411 0ac07031 Michael Niedermayer
    int ret;
412
413 748c2fca Michael Niedermayer
    while(bsfc){
414
        AVPacket new_pkt= *pkt;
415
        int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
416
                                          &new_pkt.data, &new_pkt.size,
417
                                          pkt->data, pkt->size,
418
                                          pkt->flags & PKT_FLAG_KEY);
419 7055cdac Benoit Fouet
        if(a>0){
420 748c2fca Michael Niedermayer
            av_free_packet(pkt);
421
            new_pkt.destruct= av_destruct_packet;
422 7055cdac Benoit Fouet
        } else if(a<0){
423 1f8e32cd Diego Biurrun
            fprintf(stderr, "%s failed for stream %d, codec %s",
424
                    bsfc->filter->name, pkt->stream_index,
425
                    avctx->codec ? avctx->codec->name : "copy");
426 7055cdac Benoit Fouet
            print_error("", a);
427 748c2fca Michael Niedermayer
        }
428
        *pkt= new_pkt;
429
430
        bsfc= bsfc->next;
431
    }
432
433 0ac07031 Michael Niedermayer
    ret= av_interleaved_write_frame(s, pkt);
434
    if(ret < 0){
435
        print_error("av_interleaved_write_frame()", ret);
436
        exit(1);
437
    }
438 748c2fca Michael Niedermayer
}
439
440 817b23ff Fabrice Bellard
#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
441 85f07f22 Fabrice Bellard
442 115329f1 Diego Biurrun
static void do_audio_out(AVFormatContext *s,
443
                         AVOutputStream *ost,
444 85f07f22 Fabrice Bellard
                         AVInputStream *ist,
445
                         unsigned char *buf, int size)
446
{
447 0c1a9eda Zdenek Kabelac
    uint8_t *buftmp;
448 d66c7abc Sylvain Corré
    static uint8_t *audio_buf = NULL;
449
    static uint8_t *audio_out = NULL;
450 558eae03 Michael Niedermayer
    const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
451 d66c7abc Sylvain Corré
452 85f07f22 Fabrice Bellard
    int size_out, frame_bytes, ret;
453 01f4895c Michael Niedermayer
    AVCodecContext *enc= ost->st->codec;
454 2886f311 Andreas Öman
    AVCodecContext *dec= ist->st->codec;
455 85f07f22 Fabrice Bellard
456 d66c7abc Sylvain Corré
    /* SC: dynamic allocation of buffers */
457
    if (!audio_buf)
458
        audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
459
    if (!audio_out)
460 558eae03 Michael Niedermayer
        audio_out = av_malloc(audio_out_size);
461 d66c7abc Sylvain Corré
    if (!audio_buf || !audio_out)
462
        return;               /* Should signal an error ! */
463
464 2886f311 Andreas Öman
    if (enc->channels != dec->channels)
465
        ost->audio_resample = 1;
466
467
    if (ost->audio_resample && !ost->resample) {
468
        ost->resample = audio_resample_init(enc->channels,    dec->channels,
469
                                            enc->sample_rate, dec->sample_rate);
470
        if (!ost->resample) {
471
            fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
472
                    dec->channels, dec->sample_rate,
473
                    enc->channels, enc->sample_rate);
474
            exit(1);
475
        }
476
    }
477
478 986ebcdb Michael Niedermayer
    if(audio_sync_method){
479 115329f1 Diego Biurrun
        double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
480 f5a478f6 Roman Shaposhnik
                - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
481 01f4895c Michael Niedermayer
        double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
482
        int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
483 ff4905a5 Michael Niedermayer
484 986ebcdb Michael Niedermayer
        //FIXME resample delay
485
        if(fabs(delta) > 50){
486 d4d226a8 Michael Niedermayer
            if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
487 ff4905a5 Michael Niedermayer
                if(byte_delta < 0){
488 f41dd5aa Michael Niedermayer
                    byte_delta= FFMAX(byte_delta, -size);
489 ff4905a5 Michael Niedermayer
                    size += byte_delta;
490
                    buf  -= byte_delta;
491
                    if(verbose > 2)
492
                        fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
493
                    if(!size)
494
                        return;
495
                    ist->is_start=0;
496
                }else{
497
                    static uint8_t *input_tmp= NULL;
498
                    input_tmp= av_realloc(input_tmp, byte_delta + size);
499
500
                    if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
501
                        ist->is_start=0;
502
                    else
503
                        byte_delta= MAX_AUDIO_PACKET_SIZE - size;
504
505
                    memset(input_tmp, 0, byte_delta);
506
                    memcpy(input_tmp + byte_delta, buf, size);
507
                    buf= input_tmp;
508
                    size += byte_delta;
509
                    if(verbose > 2)
510
                        fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
511
                }
512
            }else if(audio_sync_method>1){
513 f66e4f5f Reimar Döffinger
                int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
514 ff4905a5 Michael Niedermayer
                assert(ost->audio_resample);
515
                if(verbose > 2)
516
                    fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
517 949b1a13 Steve L'Homme
//                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));
518 ff4905a5 Michael Niedermayer
                av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
519
            }
520 115329f1 Diego Biurrun
        }
521 986ebcdb Michael Niedermayer
    }else
522 b4a3389e Wolfram Gloger
        ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
523 f5a478f6 Roman Shaposhnik
                        - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
524 85f07f22 Fabrice Bellard
525
    if (ost->audio_resample) {
526
        buftmp = audio_buf;
527 115329f1 Diego Biurrun
        size_out = audio_resample(ost->resample,
528 85f07f22 Fabrice Bellard
                                  (short *)buftmp, (short *)buf,
529 01f4895c Michael Niedermayer
                                  size / (ist->st->codec->channels * 2));
530 85f07f22 Fabrice Bellard
        size_out = size_out * enc->channels * 2;
531
    } else {
532
        buftmp = buf;
533
        size_out = size;
534
    }
535
536
    /* now encode as many frames as possible */
537 a0663ba4 Fabrice Bellard
    if (enc->frame_size > 1) {
538 85f07f22 Fabrice Bellard
        /* output resampled raw samples */
539 f5a478f6 Roman Shaposhnik
        av_fifo_write(&ost->fifo, buftmp, size_out);
540 85f07f22 Fabrice Bellard
541
        frame_bytes = enc->frame_size * 2 * enc->channels;
542 115329f1 Diego Biurrun
543 f5a478f6 Roman Shaposhnik
        while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
544 e928649b Michael Niedermayer
            AVPacket pkt;
545
            av_init_packet(&pkt);
546
547 115329f1 Diego Biurrun
            ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
548 a0663ba4 Fabrice Bellard
                                       (short *)audio_buf);
549 1008ceb3 Michael Niedermayer
            audio_size += ret;
550 e928649b Michael Niedermayer
            pkt.stream_index= ost->index;
551
            pkt.data= audio_out;
552
            pkt.size= ret;
553 e7902f20 Michael Niedermayer
            if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
554 c0df9d75 Michael Niedermayer
                pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
555 e928649b Michael Niedermayer
            pkt.flags |= PKT_FLAG_KEY;
556 748c2fca Michael Niedermayer
            write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
557 115329f1 Diego Biurrun
558 986ebcdb Michael Niedermayer
            ost->sync_opts += enc->frame_size;
559 85f07f22 Fabrice Bellard
        }
560
    } else {
561 e928649b Michael Niedermayer
        AVPacket pkt;
562
        av_init_packet(&pkt);
563 986ebcdb Michael Niedermayer
564 c43042a7 Michael Niedermayer
        ost->sync_opts += size_out / (2 * enc->channels);
565 986ebcdb Michael Niedermayer
566 a0663ba4 Fabrice Bellard
        /* output a pcm frame */
567
        /* XXX: change encoding codec API to avoid this ? */
568
        switch(enc->codec->id) {
569 b461b3bc Reimar Döffinger
        case CODEC_ID_PCM_S32LE:
570
        case CODEC_ID_PCM_S32BE:
571
        case CODEC_ID_PCM_U32LE:
572
        case CODEC_ID_PCM_U32BE:
573
            size_out = size_out << 1;
574
            break;
575
        case CODEC_ID_PCM_S24LE:
576
        case CODEC_ID_PCM_S24BE:
577
        case CODEC_ID_PCM_U24LE:
578
        case CODEC_ID_PCM_U24BE:
579
        case CODEC_ID_PCM_S24DAUD:
580
            size_out = size_out / 2 * 3;
581
            break;
582 a0663ba4 Fabrice Bellard
        case CODEC_ID_PCM_S16LE:
583
        case CODEC_ID_PCM_S16BE:
584
        case CODEC_ID_PCM_U16LE:
585
        case CODEC_ID_PCM_U16BE:
586
            break;
587
        default:
588
            size_out = size_out >> 1;
589
            break;
590
        }
591 115329f1 Diego Biurrun
        ret = avcodec_encode_audio(enc, audio_out, size_out,
592 bb270c08 Diego Biurrun
                                   (short *)buftmp);
593 1008ceb3 Michael Niedermayer
        audio_size += ret;
594 e928649b Michael Niedermayer
        pkt.stream_index= ost->index;
595
        pkt.data= audio_out;
596
        pkt.size= ret;
597 e7902f20 Michael Niedermayer
        if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
598 c0df9d75 Michael Niedermayer
            pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
599 e928649b Michael Niedermayer
        pkt.flags |= PKT_FLAG_KEY;
600 748c2fca Michael Niedermayer
        write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
601 85f07f22 Fabrice Bellard
    }
602
}
603
604 10d104e4 Philip Gladstone
static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
605
{
606
    AVCodecContext *dec;
607
    AVPicture *picture2;
608
    AVPicture picture_tmp;
609 0c1a9eda Zdenek Kabelac
    uint8_t *buf = 0;
610 10d104e4 Philip Gladstone
611 01f4895c Michael Niedermayer
    dec = ist->st->codec;
612 10d104e4 Philip Gladstone
613
    /* deinterlace : must be done before any resize */
614 bee0d9e5 Charles Yates
    if (do_deinterlace || using_vhook) {
615 10d104e4 Philip Gladstone
        int size;
616
617
        /* create temporary picture */
618
        size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
619
        buf = av_malloc(size);
620
        if (!buf)
621
            return;
622 115329f1 Diego Biurrun
623 10d104e4 Philip Gladstone
        picture2 = &picture_tmp;
624
        avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
625
626 dafc3856 Michael Niedermayer
        if (do_deinterlace){
627 115329f1 Diego Biurrun
            if(avpicture_deinterlace(picture2, picture,
628 dafc3856 Michael Niedermayer
                                     dec->pix_fmt, dec->width, dec->height) < 0) {
629
                /* if error, do not deinterlace */
630
                av_free(buf);
631
                buf = NULL;
632
                picture2 = picture;
633
            }
634
        } else {
635 636d6a4a Panagiotis Issaris
            av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
636 bee0d9e5 Charles Yates
        }
637 10d104e4 Philip Gladstone
    } else {
638
        picture2 = picture;
639
    }
640
641 d0f596b4 Diego Biurrun
    if (ENABLE_VHOOK)
642 390d5a7c Diego Biurrun
        frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height,
643
                           1000000 * ist->pts / AV_TIME_BASE);
644 10d104e4 Philip Gladstone
645
    if (picture != picture2)
646
        *picture = *picture2;
647
    *bufp = buf;
648
}
649
650 ec5517d5 Fabrice Bellard
/* we begin to correct av delay at this threshold */
651
#define AV_DELAY_MAX 0.100
652 85f07f22 Fabrice Bellard
653 115329f1 Diego Biurrun
static void do_subtitle_out(AVFormatContext *s,
654
                            AVOutputStream *ost,
655 cf7fc795 Fabrice Bellard
                            AVInputStream *ist,
656
                            AVSubtitle *sub,
657
                            int64_t pts)
658
{
659
    static uint8_t *subtitle_out = NULL;
660
    int subtitle_out_max_size = 65536;
661
    int subtitle_out_size, nb, i;
662
    AVCodecContext *enc;
663
    AVPacket pkt;
664
665
    if (pts == AV_NOPTS_VALUE) {
666
        fprintf(stderr, "Subtitle packets must have a pts\n");
667
        return;
668
    }
669
670 01f4895c Michael Niedermayer
    enc = ost->st->codec;
671 cf7fc795 Fabrice Bellard
672
    if (!subtitle_out) {
673
        subtitle_out = av_malloc(subtitle_out_max_size);
674
    }
675
676
    /* Note: DVB subtitle need one packet to draw them and one other
677
       packet to clear them */
678
    /* XXX: signal it in the codec context ? */
679
    if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
680
        nb = 2;
681
    else
682
        nb = 1;
683
684
    for(i = 0; i < nb; i++) {
685 115329f1 Diego Biurrun
        subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
686 cf7fc795 Fabrice Bellard
                                                    subtitle_out_max_size, sub);
687 115329f1 Diego Biurrun
688 cf7fc795 Fabrice Bellard
        av_init_packet(&pkt);
689
        pkt.stream_index = ost->index;
690
        pkt.data = subtitle_out;
691
        pkt.size = subtitle_out_size;
692 fec401f7 Michael Niedermayer
        pkt.pts = av_rescale_q(pts, ist->st->time_base, ost->st->time_base);
693 cf7fc795 Fabrice Bellard
        if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
694
            /* XXX: the pts correction is handled here. Maybe handling
695
               it in the codec would be better */
696
            if (i == 0)
697
                pkt.pts += 90 * sub->start_display_time;
698
            else
699
                pkt.pts += 90 * sub->end_display_time;
700
        }
701 748c2fca Michael Niedermayer
        write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
702 cf7fc795 Fabrice Bellard
    }
703
}
704
705 8a6cb114 Michael Niedermayer
static int bit_buffer_size= 1024*256;
706 27537106 Michael Niedermayer
static uint8_t *bit_buffer= NULL;
707 1ff93ffc Todd Kirby
708 115329f1 Diego Biurrun
static void do_video_out(AVFormatContext *s,
709
                         AVOutputStream *ost,
710 85f07f22 Fabrice Bellard
                         AVInputStream *ist,
711 7a0f9d7e Fabrice Bellard
                         AVFrame *in_picture,
712 986ebcdb Michael Niedermayer
                         int *frame_size)
713 85f07f22 Fabrice Bellard
{
714 ec5517d5 Fabrice Bellard
    int nb_frames, i, ret;
715 07d0cdfc Luca Abeni
    AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
716 18a54b04 Luca Abeni
    AVFrame picture_crop_temp, picture_pad_temp;
717 cfcf0ffd Fabrice Bellard
    AVCodecContext *enc, *dec;
718 115329f1 Diego Biurrun
719 a4d36c11 Michael Niedermayer
    avcodec_get_frame_defaults(&picture_crop_temp);
720 07d0cdfc Luca Abeni
    avcodec_get_frame_defaults(&picture_pad_temp);
721 a4d36c11 Michael Niedermayer
722 01f4895c Michael Niedermayer
    enc = ost->st->codec;
723
    dec = ist->st->codec;
724 85f07f22 Fabrice Bellard
725 ec5517d5 Fabrice Bellard
    /* by default, we output a single frame */
726
    nb_frames = 1;
727
728 204c0f48 Philip Gladstone
    *frame_size = 0;
729
730 986ebcdb Michael Niedermayer
    if(video_sync_method){
731 10d104e4 Philip Gladstone
        double vdelta;
732 b4a3389e Wolfram Gloger
        vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
733 e928649b Michael Niedermayer
        //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
734
        if (vdelta < -1.1)
735
            nb_frames = 0;
736 880add37 Michael Niedermayer
        else if (video_sync_method == 2)
737
            ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
738 e928649b Michael Niedermayer
        else if (vdelta > 1.1)
739 70122f29 Michael Niedermayer
            nb_frames = lrintf(vdelta);
740 949b1a13 Steve L'Homme
//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);
741 50c3dd32 Michael Niedermayer
        if (nb_frames == 0){
742
            ++nb_frames_drop;
743
            if (verbose>2)
744
                fprintf(stderr, "*** drop!\n");
745 8300609b Michael Niedermayer
        }else if (nb_frames > 1) {
746
            nb_frames_dup += nb_frames;
747 50c3dd32 Michael Niedermayer
            if (verbose>2)
748 8300609b Michael Niedermayer
                fprintf(stderr, "*** %d dup!\n", nb_frames-1);
749 50c3dd32 Michael Niedermayer
        }
750
    }else
751 b4a3389e Wolfram Gloger
        ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
752 445f1b83 Roman Shaposhnik
753 7ca60994 Michael Niedermayer
    nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
754 115329f1 Diego Biurrun
    if (nb_frames <= 0)
755 85f07f22 Fabrice Bellard
        return;
756 ce7c56c2 Juanjo
757 07d0cdfc Luca Abeni
    if (ost->video_crop) {
758 636d6a4a Panagiotis Issaris
        if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
759 07d0cdfc Luca Abeni
            av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
760 4e780252 Limin Wang
            return;
761 07d0cdfc Luca Abeni
        }
762
        formatted_picture = &picture_crop_temp;
763 18a54b04 Luca Abeni
    } else {
764
        formatted_picture = in_picture;
765 07d0cdfc Luca Abeni
    }
766
767
    final_picture = formatted_picture;
768
    padding_src = formatted_picture;
769
    resampling_dst = &ost->pict_tmp;
770
    if (ost->video_pad) {
771
        final_picture = &ost->pict_tmp;
772
        if (ost->video_resample) {
773 636d6a4a Panagiotis Issaris
            if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
774 07d0cdfc Luca Abeni
                av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
775 4e780252 Limin Wang
                return;
776 07d0cdfc Luca Abeni
            }
777
            resampling_dst = &picture_pad_temp;
778
        }
779
    }
780
781 85f07f22 Fabrice Bellard
    if (ost->video_resample) {
782 07d0cdfc Luca Abeni
        padding_src = NULL;
783 34b10a57 Dieter
        final_picture = &ost->pict_tmp;
784 18a54b04 Luca Abeni
        sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
785
              0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
786 f122deb4 Luca Abeni
    }
787 07d0cdfc Luca Abeni
788
    if (ost->video_pad) {
789 636d6a4a Panagiotis Issaris
        av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
790 07d0cdfc Luca Abeni
                enc->height, enc->width, enc->pix_fmt,
791
                ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
792 85f07f22 Fabrice Bellard
    }
793 07d0cdfc Luca Abeni
794 85f07f22 Fabrice Bellard
    /* duplicates frame if needed */
795 ec5517d5 Fabrice Bellard
    for(i=0;i<nb_frames;i++) {
796 e928649b Michael Niedermayer
        AVPacket pkt;
797
        av_init_packet(&pkt);
798
        pkt.stream_index= ost->index;
799
800 e8750b00 Fred Rothganger
        if (s->oformat->flags & AVFMT_RAWPICTURE) {
801
            /* raw pictures are written as AVPicture structure to
802
               avoid any copies. We support temorarily the older
803
               method. */
804 2744ca9a Roman Shaposhnik
            AVFrame* old_frame = enc->coded_frame;
805 bb270c08 Diego Biurrun
            enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
806 e928649b Michael Niedermayer
            pkt.data= (uint8_t *)final_picture;
807
            pkt.size=  sizeof(AVPicture);
808 b4dba580 Michael Niedermayer
            pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
809
            pkt.flags |= PKT_FLAG_KEY;
810 e928649b Michael Niedermayer
811 748c2fca Michael Niedermayer
            write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
812 bb270c08 Diego Biurrun
            enc->coded_frame = old_frame;
813 e8750b00 Fred Rothganger
        } else {
814 492cd3a9 Michael Niedermayer
            AVFrame big_picture;
815 a4d36c11 Michael Niedermayer
816
            big_picture= *final_picture;
817 7a0f9d7e Fabrice Bellard
            /* better than nothing: use input picture interlaced
818
               settings */
819
            big_picture.interlaced_frame = in_picture->interlaced_frame;
820 23b254fb Benoit Fouet
            if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
821 bb198e19 Michael Niedermayer
                if(top_field_first == -1)
822
                    big_picture.top_field_first = in_picture->top_field_first;
823
                else
824 2a8edc5d Michael Niedermayer
                    big_picture.top_field_first = top_field_first;
825 bb198e19 Michael Niedermayer
            }
826 7a0f9d7e Fabrice Bellard
827 85f07f22 Fabrice Bellard
            /* handles sameq here. This is not correct because it may
828
               not be a global option */
829
            if (same_quality) {
830 1e491e29 Michael Niedermayer
                big_picture.quality = ist->st->quality;
831
            }else
832
                big_picture.quality = ost->st->quality;
833 f4f3223f Michael Niedermayer
            if(!me_threshold)
834
                big_picture.pict_type = 0;
835 50c3dd32 Michael Niedermayer
//            big_picture.pts = AV_NOPTS_VALUE;
836 c0df9d75 Michael Niedermayer
            big_picture.pts= ost->sync_opts;
837
//            big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
838 949b1a13 Steve L'Homme
//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
839 115329f1 Diego Biurrun
            ret = avcodec_encode_video(enc,
840 8a6cb114 Michael Niedermayer
                                       bit_buffer, bit_buffer_size,
841 1e491e29 Michael Niedermayer
                                       &big_picture);
842 4156a436 Panagiotis Issaris
            if (ret == -1) {
843
                fprintf(stderr, "Video encoding failed\n");
844
                exit(1);
845
            }
846 44429457 Juanjo
            //enc->frame_number = enc->real_pict_num;
847 4bbc6260 Michael Niedermayer
            if(ret>0){
848 27537106 Michael Niedermayer
                pkt.data= bit_buffer;
849 e928649b Michael Niedermayer
                pkt.size= ret;
850 e7902f20 Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
851 c0df9d75 Michael Niedermayer
                    pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
852 949b1a13 Steve L'Homme
/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
853 c0df9d75 Michael Niedermayer
   pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
854
   pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
855 50c3dd32 Michael Niedermayer
856 e928649b Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->key_frame)
857
                    pkt.flags |= PKT_FLAG_KEY;
858 748c2fca Michael Niedermayer
                write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
859 e928649b Michael Niedermayer
                *frame_size = ret;
860
                //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
861
                //        enc->frame_number-1, enc->real_pict_num, ret,
862
                //        enc->pict_type);
863
                /* if two pass, output log */
864
                if (ost->logfile && enc->stats_out) {
865
                    fprintf(ost->logfile, "%s", enc->stats_out);
866
                }
867 5abdb4b1 Fabrice Bellard
            }
868 85f07f22 Fabrice Bellard
        }
869 50c3dd32 Michael Niedermayer
        ost->sync_opts++;
870 ec5517d5 Fabrice Bellard
        ost->frame_number++;
871 85f07f22 Fabrice Bellard
    }
872
}
873
874 140cb663 Michael Niedermayer
static double psnr(double d){
875
    if(d==0) return INFINITY;
876 b29f97d1 Zdenek Kabelac
    return -10.0*log(d)/log(10.0);
877 140cb663 Michael Niedermayer
}
878
879 115329f1 Diego Biurrun
static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
880 ec5517d5 Fabrice Bellard
                           int frame_size)
881 ce7c56c2 Juanjo
{
882
    AVCodecContext *enc;
883
    int frame_number;
884
    double ti1, bitrate, avg_bitrate;
885 115329f1 Diego Biurrun
886 b60d1379 Stefano Sabatini
    /* this is executed just the first time do_video_stats is called */
887 032aa7df Stefano Sabatini
    if (!vstats_file) {
888
        vstats_file = fopen(vstats_filename, "w");
889
        if (!vstats_file) {
890 4bd0c2b1 Benoit Fouet
            perror("fopen");
891
            exit(1);
892
        }
893
    }
894
895 01f4895c Michael Niedermayer
    enc = ost->st->codec;
896 ce7c56c2 Juanjo
    if (enc->codec_type == CODEC_TYPE_VIDEO) {
897 ec5517d5 Fabrice Bellard
        frame_number = ost->frame_number;
898 032aa7df Stefano Sabatini
        fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
899 140cb663 Michael Niedermayer
        if (enc->flags&CODEC_FLAG_PSNR)
900 032aa7df Stefano Sabatini
            fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
901 115329f1 Diego Biurrun
902 032aa7df Stefano Sabatini
        fprintf(vstats_file,"f_size= %6d ", frame_size);
903 ec5517d5 Fabrice Bellard
        /* compute pts value */
904 c0df9d75 Michael Niedermayer
        ti1 = ost->sync_opts * av_q2d(enc->time_base);
905 ce7c56c2 Juanjo
        if (ti1 < 0.01)
906
            ti1 = 0.01;
907 115329f1 Diego Biurrun
908 c0df9d75 Michael Niedermayer
        bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
909 1008ceb3 Michael Niedermayer
        avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
910 032aa7df Stefano Sabatini
        fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
911 1008ceb3 Michael Niedermayer
            (double)video_size / 1024, ti1, bitrate, avg_bitrate);
912 032aa7df Stefano Sabatini
        fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
913 ce7c56c2 Juanjo
    }
914 ec5517d5 Fabrice Bellard
}
915
916 b29f97d1 Zdenek Kabelac
static void print_report(AVFormatContext **output_files,
917 bb270c08 Diego Biurrun
                         AVOutputStream **ost_table, int nb_ostreams,
918
                         int is_last_report)
919 ec5517d5 Fabrice Bellard
{
920
    char buf[1024];
921
    AVOutputStream *ost;
922
    AVFormatContext *oc, *os;
923 0c1a9eda Zdenek Kabelac
    int64_t total_size;
924 ec5517d5 Fabrice Bellard
    AVCodecContext *enc;
925
    int frame_number, vid, i;
926
    double bitrate, ti1, pts;
927 0c1a9eda Zdenek Kabelac
    static int64_t last_time = -1;
928 0888fd22 Michael Niedermayer
    static int qp_histogram[52];
929 115329f1 Diego Biurrun
930 ec5517d5 Fabrice Bellard
    if (!is_last_report) {
931 0c1a9eda Zdenek Kabelac
        int64_t cur_time;
932 ec5517d5 Fabrice Bellard
        /* display the report every 0.5 seconds */
933
        cur_time = av_gettime();
934
        if (last_time == -1) {
935
            last_time = cur_time;
936
            return;
937 115329f1 Diego Biurrun
        }
938 ec5517d5 Fabrice Bellard
        if ((cur_time - last_time) < 500000)
939
            return;
940
        last_time = cur_time;
941
    }
942
943 ce7c56c2 Juanjo
944 ec5517d5 Fabrice Bellard
    oc = output_files[0];
945
946 899681cd Björn Axelsson
    total_size = url_fsize(oc->pb);
947 859d95ba Michael Niedermayer
    if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
948 899681cd Björn Axelsson
        total_size= url_ftell(oc->pb);
949 115329f1 Diego Biurrun
950 ec5517d5 Fabrice Bellard
    buf[0] = '\0';
951
    ti1 = 1e10;
952
    vid = 0;
953
    for(i=0;i<nb_ostreams;i++) {
954
        ost = ost_table[i];
955
        os = output_files[ost->file_index];
956 01f4895c Michael Niedermayer
        enc = ost->st->codec;
957 10d104e4 Philip Gladstone
        if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
958 0ecca7a4 Michael Niedermayer
            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
959 99fb79b5 Baptiste Coudurier
                     enc->coded_frame && !ost->st->stream_copy ?
960
                     enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
961 10d104e4 Philip Gladstone
        }
962 ec5517d5 Fabrice Bellard
        if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
963 7fc98937 Limin Wang
            float t = (av_gettime()-timer_start) / 1000000.0;
964
965 ec5517d5 Fabrice Bellard
            frame_number = ost->frame_number;
966 7fc98937 Limin Wang
            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
967
                     frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
968 99fb79b5 Baptiste Coudurier
                     enc->coded_frame && !ost->st->stream_copy ?
969
                     enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
970 890972be Michael Niedermayer
            if(is_last_report)
971 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
972 0888fd22 Michael Niedermayer
            if(qp_hist && enc->coded_frame){
973
                int j;
974
                int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
975
                if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
976
                    qp_histogram[qp]++;
977
                for(j=0; j<32; j++)
978
                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
979
            }
980 890972be Michael Niedermayer
            if (enc->flags&CODEC_FLAG_PSNR){
981
                int j;
982
                double error, error_sum=0;
983
                double scale, scale_sum=0;
984
                char type[3]= {'Y','U','V'};
985 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
986 890972be Michael Niedermayer
                for(j=0; j<3; j++){
987
                    if(is_last_report){
988
                        error= enc->error[j];
989
                        scale= enc->width*enc->height*255.0*255.0*frame_number;
990
                    }else{
991
                        error= enc->coded_frame->error[j];
992
                        scale= enc->width*enc->height*255.0*255.0;
993
                    }
994
                    if(j) scale/=4;
995
                    error_sum += error;
996
                    scale_sum += scale;
997 0ecca7a4 Michael Niedermayer
                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
998 890972be Michael Niedermayer
                }
999 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
1000 890972be Michael Niedermayer
            }
1001 ec5517d5 Fabrice Bellard
            vid = 1;
1002
        }
1003
        /* compute min output value */
1004 43924f01 Alex Beregszaszi
        pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
1005 5d9827bc Kareila
        if ((pts < ti1) && (pts > 0))
1006 ec5517d5 Fabrice Bellard
            ti1 = pts;
1007
    }
1008
    if (ti1 < 0.01)
1009
        ti1 = 0.01;
1010 115329f1 Diego Biurrun
1011 f068206e Bill Eldridge
    if (verbose || is_last_report) {
1012
        bitrate = (double)(total_size * 8) / ti1 / 1000.0;
1013 115329f1 Diego Biurrun
1014
        snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
1015 ec5517d5 Fabrice Bellard
            "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1016
            (double)total_size / 1024, ti1, bitrate);
1017 a6a92a9a Wolfram Gloger
1018 bb270c08 Diego Biurrun
        if (verbose > 1)
1019
          snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1020
                  nb_frames_dup, nb_frames_drop);
1021 115329f1 Diego Biurrun
1022 d8019eb5 Allen Day
        if (verbose >= 0)
1023
            fprintf(stderr, "%s    \r", buf);
1024
1025 ec5517d5 Fabrice Bellard
        fflush(stderr);
1026
    }
1027 115329f1 Diego Biurrun
1028 1008ceb3 Michael Niedermayer
    if (is_last_report && verbose >= 0){
1029
        int64_t raw= audio_size + video_size + extra_size;
1030 f068206e Bill Eldridge
        fprintf(stderr, "\n");
1031 1008ceb3 Michael Niedermayer
        fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1032
                video_size/1024.0,
1033
                audio_size/1024.0,
1034
                extra_size/1024.0,
1035
                100.0*(total_size - raw)/raw
1036
        );
1037
    }
1038 ce7c56c2 Juanjo
}
1039
1040 a700a6ae Fabrice Bellard
/* pkt = NULL means EOF (needed to flush decoder buffers) */
1041
static int output_packet(AVInputStream *ist, int ist_index,
1042
                         AVOutputStream **ost_table, int nb_ostreams,
1043 4b85a28f Wolfram Gloger
                         const AVPacket *pkt)
1044 a700a6ae Fabrice Bellard
{
1045
    AVFormatContext *os;
1046
    AVOutputStream *ost;
1047
    uint8_t *ptr;
1048
    int len, ret, i;
1049
    uint8_t *data_buf;
1050
    int data_size, got_picture;
1051
    AVFrame picture;
1052
    void *buffer_to_free;
1053 f038fe8b Diego Biurrun
    static unsigned int samples_size= 0;
1054 78953e62 Michael Niedermayer
    static short *samples= NULL;
1055 cf7fc795 Fabrice Bellard
    AVSubtitle subtitle, *subtitle_to_free;
1056
    int got_subtitle;
1057 115329f1 Diego Biurrun
1058 ed923859 Michael Niedermayer
    if(ist->next_pts == AV_NOPTS_VALUE)
1059
        ist->next_pts= ist->pts;
1060
1061 a700a6ae Fabrice Bellard
    if (pkt == NULL) {
1062
        /* EOF handling */
1063
        ptr = NULL;
1064
        len = 0;
1065
        goto handle_eof;
1066
    }
1067
1068 b1b818fc Michael Niedermayer
    if(pkt->dts != AV_NOPTS_VALUE)
1069
        ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1070
1071 a700a6ae Fabrice Bellard
    len = pkt->size;
1072
    ptr = pkt->data;
1073
    while (len > 0) {
1074
    handle_eof:
1075 b1b818fc Michael Niedermayer
        ist->pts= ist->next_pts;
1076 19d5da50 Michael Niedermayer
1077 40cb57a2 Michael Niedermayer
        if(len && len != pkt->size && verbose>0)
1078
            fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
1079
1080 a700a6ae Fabrice Bellard
        /* decode the packet if needed */
1081
        data_buf = NULL; /* fail safe */
1082
        data_size = 0;
1083 cf7fc795 Fabrice Bellard
        subtitle_to_free = NULL;
1084 a700a6ae Fabrice Bellard
        if (ist->decoding_needed) {
1085 01f4895c Michael Niedermayer
            switch(ist->st->codec->codec_type) {
1086 df84ac2e Michael Niedermayer
            case CODEC_TYPE_AUDIO:{
1087 115329f1 Diego Biurrun
                if(pkt)
1088 5508d26b Baptiste Coudurier
                    samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
1089 5d55e966 Michael Niedermayer
                data_size= samples_size;
1090 a700a6ae Fabrice Bellard
                    /* XXX: could avoid copy if PCM 16 bits with same
1091
                       endianness as CPU */
1092 5d55e966 Michael Niedermayer
                ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
1093 a700a6ae Fabrice Bellard
                                           ptr, len);
1094
                if (ret < 0)
1095
                    goto fail_decode;
1096
                ptr += ret;
1097
                len -= ret;
1098
                /* Some bug in mpeg audio decoder gives */
1099
                /* data_size < 0, it seems they are overflows */
1100
                if (data_size <= 0) {
1101
                    /* no audio frame */
1102
                    continue;
1103
                }
1104
                data_buf = (uint8_t *)samples;
1105 115329f1 Diego Biurrun
                ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
1106 01f4895c Michael Niedermayer
                    (ist->st->codec->sample_rate * ist->st->codec->channels);
1107 df84ac2e Michael Niedermayer
                break;}
1108 a700a6ae Fabrice Bellard
            case CODEC_TYPE_VIDEO:
1109 01f4895c Michael Niedermayer
                    data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
1110 a700a6ae Fabrice Bellard
                    /* XXX: allocate picture correctly */
1111 9740beff Michael Niedermayer
                    avcodec_get_frame_defaults(&picture);
1112
1113 115329f1 Diego Biurrun
                    ret = avcodec_decode_video(ist->st->codec,
1114 a700a6ae Fabrice Bellard
                                               &picture, &got_picture, ptr, len);
1115
                    ist->st->quality= picture.quality;
1116 115329f1 Diego Biurrun
                    if (ret < 0)
1117 a700a6ae Fabrice Bellard
                        goto fail_decode;
1118
                    if (!got_picture) {
1119
                        /* no picture yet */
1120
                        goto discard_packet;
1121
                    }
1122 01f4895c Michael Niedermayer
                    if (ist->st->codec->time_base.num != 0) {
1123 115329f1 Diego Biurrun
                        ist->next_pts += ((int64_t)AV_TIME_BASE *
1124 01f4895c Michael Niedermayer
                                          ist->st->codec->time_base.num) /
1125
                            ist->st->codec->time_base.den;
1126 a700a6ae Fabrice Bellard
                    }
1127
                    len = 0;
1128
                    break;
1129 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1130 115329f1 Diego Biurrun
                ret = avcodec_decode_subtitle(ist->st->codec,
1131 cf7fc795 Fabrice Bellard
                                              &subtitle, &got_subtitle, ptr, len);
1132
                if (ret < 0)
1133 a700a6ae Fabrice Bellard
                    goto fail_decode;
1134 cf7fc795 Fabrice Bellard
                if (!got_subtitle) {
1135
                    goto discard_packet;
1136 a700a6ae Fabrice Bellard
                }
1137 cf7fc795 Fabrice Bellard
                subtitle_to_free = &subtitle;
1138
                len = 0;
1139
                break;
1140
            default:
1141
                goto fail_decode;
1142
            }
1143
        } else {
1144 bde0705c Limin Wang
            switch(ist->st->codec->codec_type) {
1145
            case CODEC_TYPE_AUDIO:
1146
                ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1147 1c715415 Michael Niedermayer
                    ist->st->codec->sample_rate;
1148 bde0705c Limin Wang
                break;
1149
            case CODEC_TYPE_VIDEO:
1150
                if (ist->st->codec->time_base.num != 0) {
1151
                    ist->next_pts += ((int64_t)AV_TIME_BASE *
1152
                                      ist->st->codec->time_base.num) /
1153
                        ist->st->codec->time_base.den;
1154 2fef0bdf Michael Niedermayer
                }
1155 bde0705c Limin Wang
                break;
1156 a700a6ae Fabrice Bellard
            }
1157 bde0705c Limin Wang
            data_buf = ptr;
1158
            data_size = len;
1159
            ret = len;
1160
            len = 0;
1161
        }
1162 a700a6ae Fabrice Bellard
1163 bde0705c Limin Wang
        buffer_to_free = NULL;
1164
        if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1165
            pre_process_video_frame(ist, (AVPicture *)&picture,
1166
                                    &buffer_to_free);
1167
        }
1168 a700a6ae Fabrice Bellard
1169 bde0705c Limin Wang
        // preprocess audio (volume)
1170
        if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1171
            if (audio_volume != 256) {
1172
                short *volp;
1173
                volp = samples;
1174
                for(i=0;i<(data_size / sizeof(short));i++) {
1175
                    int v = ((*volp) * audio_volume + 128) >> 8;
1176
                    if (v < -32768) v = -32768;
1177
                    if (v >  32767) v = 32767;
1178
                    *volp++ = v;
1179 7e987c33 Calcium
                }
1180
            }
1181 bde0705c Limin Wang
        }
1182 7e987c33 Calcium
1183 bde0705c Limin Wang
        /* frame rate emulation */
1184
        if (ist->st->codec->rate_emu) {
1185
            int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1186
            int64_t now = av_gettime() - ist->start;
1187
            if (pts > now)
1188
                usleep(pts - now);
1189 a700a6ae Fabrice Bellard
1190 bde0705c Limin Wang
            ist->frame++;
1191
        }
1192 a700a6ae Fabrice Bellard
1193
#if 0
1194 bde0705c Limin Wang
        /* mpeg PTS deordering : if it is a P or I frame, the PTS
1195
           is the one of the next displayed one */
1196
        /* XXX: add mpeg4 too ? */
1197
        if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1198
            if (ist->st->codec->pict_type != B_TYPE) {
1199
                int64_t tmp;
1200
                tmp = ist->last_ip_pts;
1201
                ist->last_ip_pts  = ist->frac_pts.val;
1202
                ist->frac_pts.val = tmp;
1203 a700a6ae Fabrice Bellard
            }
1204 bde0705c Limin Wang
        }
1205 a700a6ae Fabrice Bellard
#endif
1206 bde0705c Limin Wang
        /* if output time reached then transcode raw format,
1207
           encode packets and output them */
1208
        if (start_time == 0 || ist->pts >= start_time)
1209
            for(i=0;i<nb_ostreams;i++) {
1210
                int frame_size;
1211 a700a6ae Fabrice Bellard
1212 bde0705c Limin Wang
                ost = ost_table[i];
1213
                if (ost->source_index == ist_index) {
1214
                    os = output_files[ost->file_index];
1215 a700a6ae Fabrice Bellard
1216
#if 0
1217 bde0705c Limin Wang
                    printf("%d: got pts=%0.3f %0.3f\n", i,
1218
                           (double)pkt->pts / AV_TIME_BASE,
1219
                           ((double)ist->pts / AV_TIME_BASE) -
1220
                           ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
1221 a700a6ae Fabrice Bellard
#endif
1222 bde0705c Limin Wang
                    /* set the input output pts pairs */
1223
                    //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1224
1225
                    if (ost->encoding_needed) {
1226
                        switch(ost->st->codec->codec_type) {
1227
                        case CODEC_TYPE_AUDIO:
1228
                            do_audio_out(os, ost, ist, data_buf, data_size);
1229
                            break;
1230
                        case CODEC_TYPE_VIDEO:
1231
                            do_video_out(os, ost, ist, &picture, &frame_size);
1232
                            video_size += frame_size;
1233 b60d1379 Stefano Sabatini
                            if (vstats_filename && frame_size)
1234 bde0705c Limin Wang
                                do_video_stats(os, ost, frame_size);
1235
                            break;
1236
                        case CODEC_TYPE_SUBTITLE:
1237
                            do_subtitle_out(os, ost, ist, &subtitle,
1238
                                            pkt->pts);
1239
                            break;
1240
                        default:
1241 0f4e8165 Ronald S. Bultje
                            abort();
1242 bde0705c Limin Wang
                        }
1243
                    } else {
1244
                        AVFrame avframe; //FIXME/XXX remove this
1245
                        AVPacket opkt;
1246
                        av_init_packet(&opkt);
1247
1248 7cacf1e8 Michael Niedermayer
                        if (!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY))
1249
                            continue;
1250
1251 bde0705c Limin Wang
                        /* no reencoding needed : output the packet directly */
1252
                        /* force the input stream PTS */
1253
1254
                        avcodec_get_frame_defaults(&avframe);
1255
                        ost->st->codec->coded_frame= &avframe;
1256
                        avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1257
1258
                        if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1259
                            audio_size += data_size;
1260
                        else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1261
                            video_size += data_size;
1262
                            ost->sync_opts++;
1263
                        }
1264
1265
                        opkt.stream_index= ost->index;
1266
                        if(pkt->pts != AV_NOPTS_VALUE)
1267 fec401f7 Michael Niedermayer
                            opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base);
1268 bde0705c Limin Wang
                        else
1269
                            opkt.pts= AV_NOPTS_VALUE;
1270
1271
                            if (pkt->dts == AV_NOPTS_VALUE)
1272 c0dd7b7c Michael Niedermayer
                                opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base);
1273 6c55b27f Michael Niedermayer
                            else
1274 c0dd7b7c Michael Niedermayer
                                opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1275
1276 a03d59b7 Aurelien Jacobs
                        opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
1277 bde0705c Limin Wang
                        opkt.flags= pkt->flags;
1278
1279
                        //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1280
                        if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1281
                            opkt.destruct= av_destruct_packet;
1282
1283 8b389f15 Andreas Öman
                        write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
1284 bde0705c Limin Wang
                        ost->st->codec->frame_number++;
1285
                        ost->frame_number++;
1286
                        av_free_packet(&opkt);
1287 a700a6ae Fabrice Bellard
                    }
1288
                }
1289 bde0705c Limin Wang
            }
1290
        av_free(buffer_to_free);
1291
        /* XXX: allocate the subtitles in the codec ? */
1292
        if (subtitle_to_free) {
1293
            if (subtitle_to_free->rects != NULL) {
1294
                for (i = 0; i < subtitle_to_free->num_rects; i++) {
1295
                    av_free(subtitle_to_free->rects[i].bitmap);
1296
                    av_free(subtitle_to_free->rects[i].rgba_palette);
1297 c6ec28b1 Michael Niedermayer
                }
1298 bde0705c Limin Wang
                av_freep(&subtitle_to_free->rects);
1299 cf7fc795 Fabrice Bellard
            }
1300 bde0705c Limin Wang
            subtitle_to_free->num_rects = 0;
1301
            subtitle_to_free = NULL;
1302 a700a6ae Fabrice Bellard
        }
1303 bde0705c Limin Wang
    }
1304 a700a6ae Fabrice Bellard
 discard_packet:
1305 6f824977 Michael Niedermayer
    if (pkt == NULL) {
1306
        /* EOF handling */
1307 115329f1 Diego Biurrun
1308 6f824977 Michael Niedermayer
        for(i=0;i<nb_ostreams;i++) {
1309
            ost = ost_table[i];
1310
            if (ost->source_index == ist_index) {
1311 01f4895c Michael Niedermayer
                AVCodecContext *enc= ost->st->codec;
1312 6f824977 Michael Niedermayer
                os = output_files[ost->file_index];
1313 115329f1 Diego Biurrun
1314 01f4895c Michael Niedermayer
                if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
1315 6f824977 Michael Niedermayer
                    continue;
1316 01f4895c Michael Niedermayer
                if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1317 6f824977 Michael Niedermayer
                    continue;
1318
1319
                if (ost->encoding_needed) {
1320
                    for(;;) {
1321
                        AVPacket pkt;
1322 cef7cc72 Justin Ruggles
                        int fifo_bytes;
1323 6f824977 Michael Niedermayer
                        av_init_packet(&pkt);
1324
                        pkt.stream_index= ost->index;
1325 115329f1 Diego Biurrun
1326 01f4895c Michael Niedermayer
                        switch(ost->st->codec->codec_type) {
1327 115329f1 Diego Biurrun
                        case CODEC_TYPE_AUDIO:
1328 f5a478f6 Roman Shaposhnik
                            fifo_bytes = av_fifo_size(&ost->fifo);
1329 cef7cc72 Justin Ruggles
                            ret = 0;
1330
                            /* encode any samples remaining in fifo */
1331
                            if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1332
                                int fs_tmp = enc->frame_size;
1333
                                enc->frame_size = fifo_bytes / (2 * enc->channels);
1334 f5a478f6 Roman Shaposhnik
                                if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
1335 cef7cc72 Justin Ruggles
                                    ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1336
                                }
1337
                                enc->frame_size = fs_tmp;
1338 9e0db7d5 Michael Niedermayer
                            }
1339
                            if(ret <= 0) {
1340 cef7cc72 Justin Ruggles
                                ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1341
                            }
1342 6f824977 Michael Niedermayer
                            audio_size += ret;
1343
                            pkt.flags |= PKT_FLAG_KEY;
1344
                            break;
1345
                        case CODEC_TYPE_VIDEO:
1346 8a6cb114 Michael Niedermayer
                            ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1347 6f824977 Michael Niedermayer
                            video_size += ret;
1348
                            if(enc->coded_frame && enc->coded_frame->key_frame)
1349
                                pkt.flags |= PKT_FLAG_KEY;
1350
                            if (ost->logfile && enc->stats_out) {
1351
                                fprintf(ost->logfile, "%s", enc->stats_out);
1352
                            }
1353
                            break;
1354
                        default:
1355
                            ret=-1;
1356
                        }
1357 115329f1 Diego Biurrun
1358 6f824977 Michael Niedermayer
                        if(ret<=0)
1359
                            break;
1360 27537106 Michael Niedermayer
                        pkt.data= bit_buffer;
1361 6f824977 Michael Niedermayer
                        pkt.size= ret;
1362 e7902f20 Michael Niedermayer
                        if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1363 c0df9d75 Michael Niedermayer
                            pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1364 748c2fca Michael Niedermayer
                        write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
1365 6f824977 Michael Niedermayer
                    }
1366
                }
1367
            }
1368
        }
1369
    }
1370 115329f1 Diego Biurrun
1371 a700a6ae Fabrice Bellard
    return 0;
1372
 fail_decode:
1373
    return -1;
1374
}
1375
1376 6d1ba1ac Luca Abeni
static void print_sdp(AVFormatContext **avc, int n)
1377
{
1378
    char sdp[2048];
1379
1380
    avf_sdp_create(avc, n, sdp, sizeof(sdp));
1381
    printf("SDP:\n%s\n", sdp);
1382
}
1383 a700a6ae Fabrice Bellard
1384 50e143c4 Nico Sabbi
static int stream_index_from_inputs(AVFormatContext **input_files,
1385
                                    int nb_input_files,
1386
                                    AVInputFile *file_table,
1387
                                    AVInputStream **ist_table,
1388
                                    enum CodecType type,
1389
                                    int programid)
1390
{
1391 c1a4cdf9 Nico Sabbi
    int p, q, z;
1392 50e143c4 Nico Sabbi
    for(z=0; z<nb_input_files; z++) {
1393
        AVFormatContext *ic = input_files[z];
1394
        for(p=0; p<ic->nb_programs; p++) {
1395
            AVProgram *program = ic->programs[p];
1396
            if(program->id != programid)
1397
                continue;
1398
            for(q=0; q<program->nb_stream_indexes; q++) {
1399
                int sidx = program->stream_index[q];
1400
                int ris = file_table[z].ist_index + sidx;
1401
                if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
1402
                    return ris;
1403
            }
1404
        }
1405
    }
1406
1407
    return -1;
1408
}
1409
1410 85f07f22 Fabrice Bellard
/*
1411
 * The following code is the main loop of the file converter
1412
 */
1413
static int av_encode(AVFormatContext **output_files,
1414
                     int nb_output_files,
1415
                     AVFormatContext **input_files,
1416
                     int nb_input_files,
1417
                     AVStreamMap *stream_maps, int nb_stream_maps)
1418
{
1419 445f1b83 Roman Shaposhnik
    int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
1420 85f07f22 Fabrice Bellard
    AVFormatContext *is, *os;
1421
    AVCodecContext *codec, *icodec;
1422
    AVOutputStream *ost, **ost_table = NULL;
1423
    AVInputStream *ist, **ist_table = NULL;
1424 bdc4796f Fabrice Bellard
    AVInputFile *file_table;
1425 cb09b2ed Philip Gladstone
    int key;
1426 6d1ba1ac Luca Abeni
    int want_sdp = 1;
1427 bdc4796f Fabrice Bellard
1428 90901860 Michael Niedermayer
    file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
1429 bdc4796f Fabrice Bellard
    if (!file_table)
1430
        goto fail;
1431 115329f1 Diego Biurrun
1432 85f07f22 Fabrice Bellard
    /* input stream init */
1433
    j = 0;
1434
    for(i=0;i<nb_input_files;i++) {
1435
        is = input_files[i];
1436
        file_table[i].ist_index = j;
1437 79fdaa4c Fabrice Bellard
        file_table[i].nb_streams = is->nb_streams;
1438 85f07f22 Fabrice Bellard
        j += is->nb_streams;
1439
    }
1440
    nb_istreams = j;
1441
1442
    ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1443
    if (!ist_table)
1444 bdc4796f Fabrice Bellard
        goto fail;
1445 115329f1 Diego Biurrun
1446 85f07f22 Fabrice Bellard
    for(i=0;i<nb_istreams;i++) {
1447
        ist = av_mallocz(sizeof(AVInputStream));
1448
        if (!ist)
1449
            goto fail;
1450
        ist_table[i] = ist;
1451
    }
1452
    j = 0;
1453
    for(i=0;i<nb_input_files;i++) {
1454
        is = input_files[i];
1455
        for(k=0;k<is->nb_streams;k++) {
1456
            ist = ist_table[j++];
1457
            ist->st = is->streams[k];
1458
            ist->file_index = i;
1459
            ist->index = k;
1460
            ist->discard = 1; /* the stream is discarded by default
1461
                                 (changed later) */
1462 bdfcbbed Max Krasnyansky
1463 01f4895c Michael Niedermayer
            if (ist->st->codec->rate_emu) {
1464 bdfcbbed Max Krasnyansky
                ist->start = av_gettime();
1465
                ist->frame = 0;
1466
            }
1467 85f07f22 Fabrice Bellard
        }
1468
    }
1469
1470
    /* output stream init */
1471
    nb_ostreams = 0;
1472
    for(i=0;i<nb_output_files;i++) {
1473
        os = output_files[i];
1474 8a7bde1c Baptiste Coudurier
        if (!os->nb_streams) {
1475
            fprintf(stderr, "Output file does not contain any stream\n");
1476
            exit(1);
1477
        }
1478 85f07f22 Fabrice Bellard
        nb_ostreams += os->nb_streams;
1479
    }
1480
    if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1481
        fprintf(stderr, "Number of stream maps must match number of output streams\n");
1482
        exit(1);
1483
    }
1484
1485 bd073980 Brian Foley
    /* Sanity check the mapping args -- do the input files & streams exist? */
1486
    for(i=0;i<nb_stream_maps;i++) {
1487
        int fi = stream_maps[i].file_index;
1488
        int si = stream_maps[i].stream_index;
1489 115329f1 Diego Biurrun
1490 bd073980 Brian Foley
        if (fi < 0 || fi > nb_input_files - 1 ||
1491
            si < 0 || si > file_table[fi].nb_streams - 1) {
1492
            fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1493
            exit(1);
1494
        }
1495 b4a3389e Wolfram Gloger
        fi = stream_maps[i].sync_file_index;
1496
        si = stream_maps[i].sync_stream_index;
1497
        if (fi < 0 || fi > nb_input_files - 1 ||
1498
            si < 0 || si > file_table[fi].nb_streams - 1) {
1499
            fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1500
            exit(1);
1501
        }
1502 bd073980 Brian Foley
    }
1503 115329f1 Diego Biurrun
1504 85f07f22 Fabrice Bellard
    ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1505
    if (!ost_table)
1506
        goto fail;
1507
    for(i=0;i<nb_ostreams;i++) {
1508
        ost = av_mallocz(sizeof(AVOutputStream));
1509
        if (!ost)
1510
            goto fail;
1511
        ost_table[i] = ost;
1512
    }
1513 115329f1 Diego Biurrun
1514 85f07f22 Fabrice Bellard
    n = 0;
1515
    for(k=0;k<nb_output_files;k++) {
1516
        os = output_files[k];
1517
        for(i=0;i<os->nb_streams;i++) {
1518
            int found;
1519
            ost = ost_table[n++];
1520
            ost->file_index = k;
1521
            ost->index = i;
1522
            ost->st = os->streams[i];
1523
            if (nb_stream_maps > 0) {
1524 115329f1 Diego Biurrun
                ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
1525 85f07f22 Fabrice Bellard
                    stream_maps[n-1].stream_index;
1526 115329f1 Diego Biurrun
1527 bd073980 Brian Foley
                /* Sanity check that the stream types match */
1528 01f4895c Michael Niedermayer
                if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
1529 bd073980 Brian Foley
                    fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1530
                        stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1531
                        ost->file_index, ost->index);
1532
                    exit(1);
1533
                }
1534 115329f1 Diego Biurrun
1535 85f07f22 Fabrice Bellard
            } else {
1536 50e143c4 Nico Sabbi
                if(opt_programid) {
1537
                    found = 0;
1538
                    j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid);
1539
                    if(j != -1) {
1540
                        ost->source_index = j;
1541
                        found = 1;
1542
                    }
1543
                } else {
1544 a15bc651 Nico Sabbi
                    /* get corresponding input stream index : we select the first one with the right type */
1545
                    found = 0;
1546 85f07f22 Fabrice Bellard
                    for(j=0;j<nb_istreams;j++) {
1547
                        ist = ist_table[j];
1548 a15bc651 Nico Sabbi
                        if (ist->discard &&
1549
                            ist->st->codec->codec_type == ost->st->codec->codec_type) {
1550 85f07f22 Fabrice Bellard
                            ost->source_index = j;
1551
                            found = 1;
1552 a15bc651 Nico Sabbi
                            break;
1553 85f07f22 Fabrice Bellard
                        }
1554
                    }
1555 a15bc651 Nico Sabbi
                }
1556
1557
                if (!found) {
1558
                    if(! opt_programid) {
1559
                        /* try again and reuse existing stream */
1560
                        for(j=0;j<nb_istreams;j++) {
1561
                            ist = ist_table[j];
1562
                            if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1563
                                ost->source_index = j;
1564
                                found = 1;
1565
                            }
1566
                        }
1567 50e143c4 Nico Sabbi
                    }
1568 85f07f22 Fabrice Bellard
                    if (!found) {
1569
                        fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1570
                                ost->file_index, ost->index);
1571
                        exit(1);
1572
                    }
1573
                }
1574
            }
1575
            ist = ist_table[ost->source_index];
1576
            ist->discard = 0;
1577 b4a3389e Wolfram Gloger
            ost->sync_ist = (nb_stream_maps > 0) ?
1578
                ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1579
                         stream_maps[n-1].sync_stream_index] : ist;
1580 85f07f22 Fabrice Bellard
        }
1581
    }
1582
1583
    /* for each output stream, we compute the right encoding parameters */
1584
    for(i=0;i<nb_ostreams;i++) {
1585
        ost = ost_table[i];
1586 365515ac Michael Niedermayer
        os = output_files[ost->file_index];
1587 85f07f22 Fabrice Bellard
        ist = ist_table[ost->source_index];
1588
1589 01f4895c Michael Niedermayer
        codec = ost->st->codec;
1590
        icodec = ist->st->codec;
1591 85f07f22 Fabrice Bellard
1592 8e0d882b Aurelien Jacobs
        if (!ost->st->language[0])
1593
            av_strlcpy(ost->st->language, ist->st->language,
1594
                       sizeof(ost->st->language));
1595
1596 1629626f Fabrice Bellard
        if (ost->st->stream_copy) {
1597
            /* if stream_copy is selected, no need to decode or encode */
1598
            codec->codec_id = icodec->codec_id;
1599
            codec->codec_type = icodec->codec_type;
1600 365515ac Michael Niedermayer
1601
            if(!codec->codec_tag){
1602
                if(   !os->oformat->codec_tag
1603
                   || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0
1604
                   || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1605
                    codec->codec_tag = icodec->codec_tag;
1606
            }
1607
1608 1629626f Fabrice Bellard
            codec->bit_rate = icodec->bit_rate;
1609 dffbfd06 Michael Niedermayer
            codec->extradata= icodec->extradata;
1610
            codec->extradata_size= icodec->extradata_size;
1611 4408e75e Michael Niedermayer
            if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
1612 d29de719 Michael Niedermayer
                codec->time_base = icodec->time_base;
1613
            else
1614
                codec->time_base = ist->st->time_base;
1615 1629626f Fabrice Bellard
            switch(codec->codec_type) {
1616
            case CODEC_TYPE_AUDIO:
1617
                codec->sample_rate = icodec->sample_rate;
1618
                codec->channels = icodec->channels;
1619 0a3b0447 Michael Niedermayer
                codec->frame_size = icodec->frame_size;
1620 c1344911 Michael Niedermayer
                codec->block_align= icodec->block_align;
1621 4efd6f58 Michael Niedermayer
                if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1622
                    codec->block_align= 0;
1623 1629626f Fabrice Bellard
                break;
1624
            case CODEC_TYPE_VIDEO:
1625 8d74e55b Matthijs Douze
                if(using_vhook) {
1626
                    fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1627
                    exit(1);
1628
                }
1629 9df3437f Baptiste Coudurier
                codec->pix_fmt = icodec->pix_fmt;
1630 1629626f Fabrice Bellard
                codec->width = icodec->width;
1631
                codec->height = icodec->height;
1632 ff8cc24b Michael Niedermayer
                codec->has_b_frames = icodec->has_b_frames;
1633 1629626f Fabrice Bellard
                break;
1634 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1635
                break;
1636 1629626f Fabrice Bellard
            default:
1637 0f4e8165 Ronald S. Bultje
                abort();
1638 1629626f Fabrice Bellard
            }
1639
        } else {
1640
            switch(codec->codec_type) {
1641
            case CODEC_TYPE_AUDIO:
1642 f5a478f6 Roman Shaposhnik
                if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1643 85f07f22 Fabrice Bellard
                    goto fail;
1644 2886f311 Andreas Öman
                ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1645
                icodec->request_channels = codec->channels;
1646 85f07f22 Fabrice Bellard
                ist->decoding_needed = 1;
1647
                ost->encoding_needed = 1;
1648 1629626f Fabrice Bellard
                break;
1649
            case CODEC_TYPE_VIDEO:
1650 c3f11d19 Luca Abeni
                ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1651
                ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1652
                ost->video_resample = ((codec->width != icodec->width -
1653
                                (frame_leftBand + frame_rightBand) +
1654
                                (frame_padleft + frame_padright)) ||
1655
                        (codec->height != icodec->height -
1656
                                (frame_topBand  + frame_bottomBand) +
1657 18a54b04 Luca Abeni
                                (frame_padtop + frame_padbottom)) ||
1658
                        (codec->pix_fmt != icodec->pix_fmt));
1659 c3f11d19 Luca Abeni
                if (ost->video_crop) {
1660 34b10a57 Dieter
                    ost->topBand = frame_topBand;
1661
                    ost->leftBand = frame_leftBand;
1662 c3f11d19 Luca Abeni
                }
1663
                if (ost->video_pad) {
1664 1ff93ffc Todd Kirby
                    ost->padtop = frame_padtop;
1665
                    ost->padleft = frame_padleft;
1666
                    ost->padbottom = frame_padbottom;
1667
                    ost->padright = frame_padright;
1668 c3f11d19 Luca Abeni
                    if (!ost->video_resample) {
1669
                        avcodec_get_frame_defaults(&ost->pict_tmp);
1670
                        if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1671
                                         codec->width, codec->height ) )
1672
                            goto fail;
1673
                    }
1674
                }
1675
                if (ost->video_resample) {
1676 2de28abb Michael Niedermayer
                    avcodec_get_frame_defaults(&ost->pict_tmp);
1677 18a54b04 Luca Abeni
                    if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1678 eddc482d Baptiste Coudurier
                                         codec->width, codec->height ) ) {
1679
                        fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
1680 7a168618 Luca Abeni
                        exit(1);
1681 eddc482d Baptiste Coudurier
                    }
1682 9de8e6ac Ronald S. Bultje
                    sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1683 18a54b04 Luca Abeni
                    ost->img_resample_ctx = sws_getContext(
1684
                            icodec->width - (frame_leftBand + frame_rightBand),
1685
                            icodec->height - (frame_topBand + frame_bottomBand),
1686
                            icodec->pix_fmt,
1687 07d0cdfc Luca Abeni
                            codec->width - (frame_padleft + frame_padright),
1688
                            codec->height - (frame_padtop + frame_padbottom),
1689 18a54b04 Luca Abeni
                            codec->pix_fmt,
1690
                            sws_flags, NULL, NULL, NULL);
1691 0b50ac8a Luca Abeni
                    if (ost->img_resample_ctx == NULL) {
1692
                        fprintf(stderr, "Cannot get resampling context\n");
1693
                        exit(1);
1694
                    }
1695 18a54b04 Luca Abeni
                    ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
1696 85f07f22 Fabrice Bellard
                }
1697
                ost->encoding_needed = 1;
1698
                ist->decoding_needed = 1;
1699 1629626f Fabrice Bellard
                break;
1700 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1701
                ost->encoding_needed = 1;
1702
                ist->decoding_needed = 1;
1703
                break;
1704 1629626f Fabrice Bellard
            default:
1705 0f4e8165 Ronald S. Bultje
                abort();
1706 cf7fc795 Fabrice Bellard
                break;
1707 85f07f22 Fabrice Bellard
            }
1708 1629626f Fabrice Bellard
            /* two pass mode */
1709 115329f1 Diego Biurrun
            if (ost->encoding_needed &&
1710 1629626f Fabrice Bellard
                (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1711
                char logfilename[1024];
1712
                FILE *f;
1713
                int size;
1714
                char *logbuffer;
1715 115329f1 Diego Biurrun
1716
                snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1717
                         pass_logfilename ?
1718 1629626f Fabrice Bellard
                         pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1719
                if (codec->flags & CODEC_FLAG_PASS1) {
1720
                    f = fopen(logfilename, "w");
1721
                    if (!f) {
1722
                        perror(logfilename);
1723
                        exit(1);
1724
                    }
1725
                    ost->logfile = f;
1726
                } else {
1727
                    /* read the log file */
1728
                    f = fopen(logfilename, "r");
1729
                    if (!f) {
1730
                        perror(logfilename);
1731
                        exit(1);
1732
                    }
1733
                    fseek(f, 0, SEEK_END);
1734
                    size = ftell(f);
1735
                    fseek(f, 0, SEEK_SET);
1736
                    logbuffer = av_malloc(size + 1);
1737
                    if (!logbuffer) {
1738
                        fprintf(stderr, "Could not allocate log buffer\n");
1739
                        exit(1);
1740
                    }
1741 4776fa92 Gael Chardon
                    size = fread(logbuffer, 1, size, f);
1742 1629626f Fabrice Bellard
                    fclose(f);
1743
                    logbuffer[size] = '\0';
1744
                    codec->stats_in = logbuffer;
1745 5abdb4b1 Fabrice Bellard
                }
1746
            }
1747
        }
1748 8a6cb114 Michael Niedermayer
        if(codec->codec_type == CODEC_TYPE_VIDEO){
1749
            int size= codec->width * codec->height;
1750
            bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1751
        }
1752 85f07f22 Fabrice Bellard
    }
1753
1754 8a6cb114 Michael Niedermayer
    if (!bit_buffer)
1755
        bit_buffer = av_malloc(bit_buffer_size);
1756
    if (!bit_buffer)
1757
        goto fail;
1758
1759 1629626f Fabrice Bellard
    /* dump the file output parameters - cannot be done before in case
1760
       of stream copy */
1761
    for(i=0;i<nb_output_files;i++) {
1762
        dump_format(output_files[i], i, output_files[i]->filename, 1);
1763
    }
1764
1765
    /* dump the stream mapping */
1766 d8019eb5 Allen Day
    if (verbose >= 0) {
1767
        fprintf(stderr, "Stream mapping:\n");
1768
        for(i=0;i<nb_ostreams;i++) {
1769
            ost = ost_table[i];
1770 b4a3389e Wolfram Gloger
            fprintf(stderr, "  Stream #%d.%d -> #%d.%d",
1771 d8019eb5 Allen Day
                    ist_table[ost->source_index]->file_index,
1772
                    ist_table[ost->source_index]->index,
1773 115329f1 Diego Biurrun
                    ost->file_index,
1774 d8019eb5 Allen Day
                    ost->index);
1775 b4a3389e Wolfram Gloger
            if (ost->sync_ist != ist_table[ost->source_index])
1776
                fprintf(stderr, " [sync #%d.%d]",
1777
                        ost->sync_ist->file_index,
1778
                        ost->sync_ist->index);
1779
            fprintf(stderr, "\n");
1780 d8019eb5 Allen Day
        }
1781 1629626f Fabrice Bellard
    }
1782
1783 85f07f22 Fabrice Bellard
    /* open each encoder */
1784
    for(i=0;i<nb_ostreams;i++) {
1785
        ost = ost_table[i];
1786
        if (ost->encoding_needed) {
1787
            AVCodec *codec;
1788 01f4895c Michael Niedermayer
            codec = avcodec_find_encoder(ost->st->codec->codec_id);
1789 85f07f22 Fabrice Bellard
            if (!codec) {
1790 115329f1 Diego Biurrun
                fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1791 85f07f22 Fabrice Bellard
                        ost->file_index, ost->index);
1792
                exit(1);
1793
            }
1794 01f4895c Michael Niedermayer
            if (avcodec_open(ost->st->codec, codec) < 0) {
1795 115329f1 Diego Biurrun
                fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
1796 85f07f22 Fabrice Bellard
                        ost->file_index, ost->index);
1797
                exit(1);
1798
            }
1799 01f4895c Michael Niedermayer
            extra_size += ost->st->codec->extradata_size;
1800 85f07f22 Fabrice Bellard
        }
1801
    }
1802
1803
    /* open each decoder */
1804
    for(i=0;i<nb_istreams;i++) {
1805
        ist = ist_table[i];
1806
        if (ist->decoding_needed) {
1807
            AVCodec *codec;
1808 01f4895c Michael Niedermayer
            codec = avcodec_find_decoder(ist->st->codec->codec_id);
1809 85f07f22 Fabrice Bellard
            if (!codec) {
1810 115329f1 Diego Biurrun
                fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
1811 01f4895c Michael Niedermayer
                        ist->st->codec->codec_id, ist->file_index, ist->index);
1812 85f07f22 Fabrice Bellard
                exit(1);
1813
            }
1814 01f4895c Michael Niedermayer
            if (avcodec_open(ist->st->codec, codec) < 0) {
1815 115329f1 Diego Biurrun
                fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1816 85f07f22 Fabrice Bellard
                        ist->file_index, ist->index);
1817
                exit(1);
1818
            }
1819 01f4895c Michael Niedermayer
            //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1820
            //    ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
1821 85f07f22 Fabrice Bellard
        }
1822
    }
1823
1824
    /* init pts */
1825
    for(i=0;i<nb_istreams;i++) {
1826
        ist = ist_table[i];
1827 bb270c08 Diego Biurrun
        is = input_files[ist->file_index];
1828 e7d0374f Roman Shaposhnik
        ist->pts = 0;
1829 48291040 Michael Niedermayer
        ist->next_pts = AV_NOPTS_VALUE;
1830 ff4905a5 Michael Niedermayer
        ist->is_start = 1;
1831 85f07f22 Fabrice Bellard
    }
1832 bd1b79a1 Michael Niedermayer
1833 0a38bafd Patrice Bensoussan
    /* set meta data information from input file if required */
1834
    for (i=0;i<nb_meta_data_maps;i++) {
1835
        AVFormatContext *out_file;
1836
        AVFormatContext *in_file;
1837
1838
        int out_file_index = meta_data_maps[i].out_file;
1839
        int in_file_index = meta_data_maps[i].in_file;
1840
        if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1841
            fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1842 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1843 0a38bafd Patrice Bensoussan
            goto fail;
1844
        }
1845
        if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1846
            fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1847 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1848 0a38bafd Patrice Bensoussan
            goto fail;
1849 115329f1 Diego Biurrun
        }
1850
1851 0a38bafd Patrice Bensoussan
        out_file = output_files[out_file_index];
1852
        in_file = input_files[in_file_index];
1853
1854
        strcpy(out_file->title, in_file->title);
1855
        strcpy(out_file->author, in_file->author);
1856
        strcpy(out_file->copyright, in_file->copyright);
1857
        strcpy(out_file->comment, in_file->comment);
1858
        strcpy(out_file->album, in_file->album);
1859
        out_file->year = in_file->year;
1860
        out_file->track = in_file->track;
1861
        strcpy(out_file->genre, in_file->genre);
1862
    }
1863 115329f1 Diego Biurrun
1864 85f07f22 Fabrice Bellard
    /* open files and write file headers */
1865
    for(i=0;i<nb_output_files;i++) {
1866
        os = output_files[i];
1867 79fdaa4c Fabrice Bellard
        if (av_write_header(os) < 0) {
1868 65bf3c53 Michael Niedermayer
            fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
1869 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1870 a38469e1 Fabrice Bellard
            goto fail;
1871
        }
1872 6d1ba1ac Luca Abeni
        if (strcmp(output_files[i]->oformat->name, "rtp")) {
1873
            want_sdp = 0;
1874
        }
1875
    }
1876
    if (want_sdp) {
1877
        print_sdp(output_files, nb_output_files);
1878 85f07f22 Fabrice Bellard
    }
1879
1880 d8019eb5 Allen Day
    if ( !using_stdin && verbose >= 0) {
1881 d9a916e2 Charles Yates
        fprintf(stderr, "Press [q] to stop encoding\n");
1882 b51469a0 Leon van Stuivenberg
        url_set_interrupt_cb(decode_interrupt_cb);
1883
    }
1884 a38469e1 Fabrice Bellard
    term_init();
1885
1886 cb09b2ed Philip Gladstone
    key = -1;
1887 7fc98937 Limin Wang
    timer_start = av_gettime();
1888 51bd4565 Philip Gladstone
1889 d9a916e2 Charles Yates
    for(; received_sigterm == 0;) {
1890 85f07f22 Fabrice Bellard
        int file_index, ist_index;
1891
        AVPacket pkt;
1892 a9aeda81 Patrice Bensoussan
        double ipts_min;
1893
        double opts_min;
1894 23ffe323 Michael Niedermayer
1895 85f07f22 Fabrice Bellard
    redo:
1896 a9aeda81 Patrice Bensoussan
        ipts_min= 1e100;
1897
        opts_min= 1e100;
1898 a38469e1 Fabrice Bellard
        /* if 'q' pressed, exits */
1899 d9a916e2 Charles Yates
        if (!using_stdin) {
1900 b51469a0 Leon van Stuivenberg
            if (q_pressed)
1901
                break;
1902 cb09b2ed Philip Gladstone
            /* read_key() returns 0 on EOF */
1903
            key = read_key();
1904
            if (key == 'q')
1905
                break;
1906
        }
1907 a38469e1 Fabrice Bellard
1908 ec5517d5 Fabrice Bellard
        /* select the stream that we must read now by looking at the
1909
           smallest output pts */
1910 85f07f22 Fabrice Bellard
        file_index = -1;
1911 ec5517d5 Fabrice Bellard
        for(i=0;i<nb_ostreams;i++) {
1912 23ffe323 Michael Niedermayer
            double ipts, opts;
1913 ec5517d5 Fabrice Bellard
            ost = ost_table[i];
1914
            os = output_files[ost->file_index];
1915
            ist = ist_table[ost->source_index];
1916 01f4895c Michael Niedermayer
            if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1917
                opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
1918 23ffe323 Michael Niedermayer
            else
1919 c0df9d75 Michael Niedermayer
                opts = ost->st->pts.val * av_q2d(ost->st->time_base);
1920 23ffe323 Michael Niedermayer
            ipts = (double)ist->pts;
1921
            if (!file_table[ist->file_index].eof_reached){
1922
                if(ipts < ipts_min) {
1923
                    ipts_min = ipts;
1924
                    if(input_sync ) file_index = ist->file_index;
1925
                }
1926
                if(opts < opts_min) {
1927
                    opts_min = opts;
1928
                    if(!input_sync) file_index = ist->file_index;
1929
                }
1930 85f07f22 Fabrice Bellard
            }
1931 01f4895c Michael Niedermayer
            if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
1932 7ca60994 Michael Niedermayer
                file_index= -1;
1933
                break;
1934
            }
1935 85f07f22 Fabrice Bellard
        }
1936
        /* if none, if is finished */
1937 51bd4565 Philip Gladstone
        if (file_index < 0) {
1938 85f07f22 Fabrice Bellard
            break;
1939 ec5517d5 Fabrice Bellard
        }
1940
1941 85f07f22 Fabrice Bellard
        /* finish if recording time exhausted */
1942 23ffe323 Michael Niedermayer
        if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
1943 85f07f22 Fabrice Bellard
            break;
1944 ec5517d5 Fabrice Bellard
1945 b6e16b86 Calcium
        /* finish if limit size exhausted */
1946 899681cd Björn Axelsson
        if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
1947 b6e16b86 Calcium
            break;
1948
1949 254abc2e Fabrice Bellard
        /* read a frame from it and output it in the fifo */
1950 85f07f22 Fabrice Bellard
        is = input_files[file_index];
1951 254abc2e Fabrice Bellard
        if (av_read_frame(is, &pkt) < 0) {
1952 85f07f22 Fabrice Bellard
            file_table[file_index].eof_reached = 1;
1953 d24ce947 Alex Beregszaszi
            if (opt_shortest)
1954
                break;
1955
            else
1956
                continue;
1957 85f07f22 Fabrice Bellard
        }
1958 303e50e6 Michael Niedermayer
1959 254abc2e Fabrice Bellard
        if (do_pkt_dump) {
1960 750f0e1f Panagiotis Issaris
            av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
1961 817b23ff Fabrice Bellard
        }
1962 79fdaa4c Fabrice Bellard
        /* the following test is needed in case new streams appear
1963
           dynamically in stream : we ignore them */
1964
        if (pkt.stream_index >= file_table[file_index].nb_streams)
1965 bf5af568 Fabrice Bellard
            goto discard_packet;
1966 85f07f22 Fabrice Bellard
        ist_index = file_table[file_index].ist_index + pkt.stream_index;
1967
        ist = ist_table[ist_index];
1968 bf5af568 Fabrice Bellard
        if (ist->discard)
1969
            goto discard_packet;
1970 85f07f22 Fabrice Bellard
1971 fec401f7 Michael Niedermayer
        if (pkt.dts != AV_NOPTS_VALUE)
1972
            pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1973
        if (pkt.pts != AV_NOPTS_VALUE)
1974
            pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1975
1976 949b1a13 Steve L'Homme
//        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);
1977 fdb86eb1 Michael Niedermayer
        if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
1978 81d6d520 Michael Niedermayer
            int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
1979
            int64_t delta= pkt_dts - ist->next_pts;
1980
            if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
1981 72bd8100 Michael Niedermayer
                input_files_ts_offset[ist->file_index]-= delta;
1982
                if (verbose > 2)
1983 4733abcb Måns Rullgård
                    fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
1984 fec401f7 Michael Niedermayer
                pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
1985
                if(pkt.pts != AV_NOPTS_VALUE)
1986
                    pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
1987 72bd8100 Michael Niedermayer
            }
1988
        }
1989
1990 8831db5c Michael Niedermayer
        //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
1991 a700a6ae Fabrice Bellard
        if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
1992 d8019eb5 Allen Day
1993
            if (verbose >= 0)
1994
                fprintf(stderr, "Error while decoding stream #%d.%d\n",
1995
                        ist->file_index, ist->index);
1996
1997 a700a6ae Fabrice Bellard
            av_free_packet(&pkt);
1998
            goto redo;
1999 fe08925f Michael Niedermayer
        }
2000 cf7fc795 Fabrice Bellard
2001 bf5af568 Fabrice Bellard
    discard_packet:
2002 85f07f22 Fabrice Bellard
        av_free_packet(&pkt);
2003 115329f1 Diego Biurrun
2004 ec5517d5 Fabrice Bellard
        /* dump report by using the output first video and audio streams */
2005
        print_report(output_files, ost_table, nb_ostreams, 0);
2006 85f07f22 Fabrice Bellard
    }
2007 a700a6ae Fabrice Bellard
2008
    /* at the end of stream, we must flush the decoder buffers */
2009
    for(i=0;i<nb_istreams;i++) {
2010
        ist = ist_table[i];
2011
        if (ist->decoding_needed) {
2012
            output_packet(ist, i, ost_table, nb_ostreams, NULL);
2013
        }
2014
    }
2015
2016 a38469e1 Fabrice Bellard
    term_exit();
2017 85f07f22 Fabrice Bellard
2018 c4e37247 Michael Niedermayer
    /* write the trailer if needed and close file */
2019
    for(i=0;i<nb_output_files;i++) {
2020
        os = output_files[i];
2021
        av_write_trailer(os);
2022
    }
2023
2024 37f5cd5a Michael Niedermayer
    /* dump report by using the first video and audio streams */
2025
    print_report(output_files, ost_table, nb_ostreams, 1);
2026
2027 85f07f22 Fabrice Bellard
    /* close each encoder */
2028
    for(i=0;i<nb_ostreams;i++) {
2029
        ost = ost_table[i];
2030
        if (ost->encoding_needed) {
2031 01f4895c Michael Niedermayer
            av_freep(&ost->st->codec->stats_in);
2032
            avcodec_close(ost->st->codec);
2033 85f07f22 Fabrice Bellard
        }
2034
    }
2035 115329f1 Diego Biurrun
2036 85f07f22 Fabrice Bellard
    /* close each decoder */
2037
    for(i=0;i<nb_istreams;i++) {
2038
        ist = ist_table[i];
2039
        if (ist->decoding_needed) {
2040 01f4895c Michael Niedermayer
            avcodec_close(ist->st->codec);
2041 85f07f22 Fabrice Bellard
        }
2042
    }
2043
2044
    /* finished ! */
2045 115329f1 Diego Biurrun
2046 85f07f22 Fabrice Bellard
    ret = 0;
2047
 fail1:
2048 83b07470 Michael Niedermayer
    av_freep(&bit_buffer);
2049 0f1578af Fabrice Bellard
    av_free(file_table);
2050 bdc4796f Fabrice Bellard
2051 85f07f22 Fabrice Bellard
    if (ist_table) {
2052
        for(i=0;i<nb_istreams;i++) {
2053
            ist = ist_table[i];
2054 0f1578af Fabrice Bellard
            av_free(ist);
2055 85f07f22 Fabrice Bellard
        }
2056 0f1578af Fabrice Bellard
        av_free(ist_table);
2057 85f07f22 Fabrice Bellard
    }
2058
    if (ost_table) {
2059
        for(i=0;i<nb_ostreams;i++) {
2060
            ost = ost_table[i];
2061
            if (ost) {
2062 5abdb4b1 Fabrice Bellard
                if (ost->logfile) {
2063
                    fclose(ost->logfile);
2064
                    ost->logfile = NULL;
2065
                }
2066 f5a478f6 Roman Shaposhnik
                av_fifo_free(&ost->fifo); /* works even if fifo is not
2067
                                             initialized but set to zero */
2068 0f1578af Fabrice Bellard
                av_free(ost->pict_tmp.data[0]);
2069 85f07f22 Fabrice Bellard
                if (ost->video_resample)
2070 18a54b04 Luca Abeni
                    sws_freeContext(ost->img_resample_ctx);
2071 8e4270c5 Andreas Öman
                if (ost->resample)
2072 85f07f22 Fabrice Bellard
                    audio_resample_close(ost->resample);
2073 0f1578af Fabrice Bellard
                av_free(ost);
2074 85f07f22 Fabrice Bellard
            }
2075
        }
2076 0f1578af Fabrice Bellard
        av_free(ost_table);
2077 85f07f22 Fabrice Bellard
    }
2078
    return ret;
2079
 fail:
2080 8fa36ae0 François Revol
    ret = AVERROR(ENOMEM);
2081 85f07f22 Fabrice Bellard
    goto fail1;
2082
}
2083
2084
#if 0
2085
int file_read(const char *filename)
2086
{
2087
    URLContext *h;
2088
    unsigned char buffer[1024];
2089
    int len, i;
2090

2091
    if (url_open(&h, filename, O_RDONLY) < 0) {
2092
        printf("could not open '%s'\n", filename);
2093
        return -1;
2094
    }
2095
    for(;;) {
2096
        len = url_read(h, buffer, sizeof(buffer));
2097
        if (len <= 0)
2098
            break;
2099
        for(i=0;i<len;i++) putchar(buffer[i]);
2100
    }
2101
    url_close(h);
2102
    return 0;
2103
}
2104
#endif
2105
2106 b29f97d1 Zdenek Kabelac
static void opt_format(const char *arg)
2107 85f07f22 Fabrice Bellard
{
2108 817b23ff Fabrice Bellard
    /* compatibility stuff for pgmyuv */
2109
    if (!strcmp(arg, "pgmyuv")) {
2110 5b6d5596 Michael Niedermayer
        pgmyuv_compatibility_hack=1;
2111 9286699a Michael Niedermayer
//        opt_image_format(arg);
2112 5b6d5596 Michael Niedermayer
        arg = "image2";
2113 17ceb4f9 Baptiste Coudurier
        fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
2114 817b23ff Fabrice Bellard
    }
2115
2116 79fdaa4c Fabrice Bellard
    file_iformat = av_find_input_format(arg);
2117
    file_oformat = guess_format(arg, NULL, NULL);
2118
    if (!file_iformat && !file_oformat) {
2119
        fprintf(stderr, "Unknown input or output format: %s\n", arg);
2120 85f07f22 Fabrice Bellard
        exit(1);
2121
    }
2122
}
2123
2124 3b855466 Diego Biurrun
extern int ffm_nopts;
2125
2126
static int opt_default(const char *opt, const char *arg){
2127
    int type;
2128
    const AVOption *o= NULL;
2129
    int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0};
2130
2131
    for(type=0; type<CODEC_TYPE_NB; type++){
2132
        const AVOption *o2 = av_find_opt(avctx_opts[0], opt, NULL, opt_types[type], opt_types[type]);
2133
        if(o2)
2134
            o = av_set_string(avctx_opts[type], opt, arg);
2135
    }
2136
    if(!o)
2137
        o = av_set_string(avformat_opts, opt, arg);
2138
    if(!o)
2139
        o = av_set_string(sws_opts, opt, arg);
2140
    if(!o){
2141
        if(opt[0] == 'a')
2142
            o = av_set_string(avctx_opts[CODEC_TYPE_AUDIO], opt+1, arg);
2143
        else if(opt[0] == 'v')
2144
            o = av_set_string(avctx_opts[CODEC_TYPE_VIDEO], opt+1, arg);
2145
        else if(opt[0] == 's')
2146
            o = av_set_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt+1, arg);
2147
    }
2148
    if(!o)
2149
        return -1;
2150
2151
//    av_log(NULL, AV_LOG_ERROR, "%s:%s: %f 0x%0X\n", opt, arg, av_get_double(avctx_opts, opt, NULL), (int)av_get_int(avctx_opts, opt, NULL));
2152
2153
    //FIXME we should always use avctx_opts, ... for storing options so there wont be any need to keep track of whats set over this
2154
    opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1));
2155
    opt_names[opt_name_count++]= o->name;
2156
2157
#if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
2158
    /* disable generate of real time pts in ffm (need to be supressed anyway) */
2159
    if(avctx_opts[0]->flags & CODEC_FLAG_BITEXACT)
2160
        ffm_nopts = 1;
2161
#endif
2162
2163
    if(avctx_opts[0]->debug)
2164 a309073b Måns Rullgård
        av_log_set_level(AV_LOG_DEBUG);
2165 3b855466 Diego Biurrun
    return 0;
2166
}
2167
2168 464a631c Morten Hustveit
static void opt_video_rc_override_string(const char *arg)
2169 ac2830ec Michael Niedermayer
{
2170
    video_rc_override_string = arg;
2171
}
2172
2173 f4f3223f Michael Niedermayer
static void opt_me_threshold(const char *arg)
2174
{
2175
    me_threshold = atoi(arg);
2176
}
2177
2178 f068206e Bill Eldridge
static void opt_verbose(const char *arg)
2179
{
2180
    verbose = atoi(arg);
2181 a309073b Måns Rullgård
    av_log_set_level(atoi(arg));
2182 f068206e Bill Eldridge
}
2183
2184 b29f97d1 Zdenek Kabelac
static void opt_frame_rate(const char *arg)
2185 85f07f22 Fabrice Bellard
{
2186 b33ece16 Stefano Sabatini
    if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2187 445f1b83 Roman Shaposhnik
        fprintf(stderr, "Incorrect frame rate\n");
2188 bb270c08 Diego Biurrun
        exit(1);
2189 445f1b83 Roman Shaposhnik
    }
2190 85f07f22 Fabrice Bellard
}
2191
2192 ebde2a2c Morten Hustveit
static int opt_bitrate(const char *opt, const char *arg)
2193 1b1656c6 Ramiro Polla
{
2194
    int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2195
2196
    opt_default(opt, arg);
2197
2198
    if (av_get_int(avctx_opts[codec_type], "b", NULL) < 1000)
2199
        fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
2200 ebde2a2c Morten Hustveit
2201
    return 0;
2202 1b1656c6 Ramiro Polla
}
2203
2204 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_top(const char *arg)
2205 ab6d194a Michael Niedermayer
{
2206 115329f1 Diego Biurrun
    frame_topBand = atoi(arg);
2207 ab6d194a Michael Niedermayer
    if (frame_topBand < 0) {
2208
        fprintf(stderr, "Incorrect top crop size\n");
2209
        exit(1);
2210
    }
2211
    if ((frame_topBand % 2) != 0) {
2212
        fprintf(stderr, "Top crop size must be a multiple of 2\n");
2213
        exit(1);
2214
    }
2215
    if ((frame_topBand) >= frame_height){
2216 bb270c08 Diego Biurrun
        fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2217 ab6d194a Michael Niedermayer
        exit(1);
2218
    }
2219
    frame_height -= frame_topBand;
2220
}
2221
2222 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_bottom(const char *arg)
2223 ab6d194a Michael Niedermayer
{
2224
    frame_bottomBand = atoi(arg);
2225
    if (frame_bottomBand < 0) {
2226
        fprintf(stderr, "Incorrect bottom crop size\n");
2227
        exit(1);
2228
    }
2229
    if ((frame_bottomBand % 2) != 0) {
2230
        fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2231 115329f1 Diego Biurrun
        exit(1);
2232 ab6d194a Michael Niedermayer
    }
2233
    if ((frame_bottomBand) >= frame_height){
2234 bb270c08 Diego Biurrun
        fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2235 ab6d194a Michael Niedermayer
        exit(1);
2236
    }
2237
    frame_height -= frame_bottomBand;
2238
}
2239
2240 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_left(const char *arg)
2241 ab6d194a Michael Niedermayer
{
2242
    frame_leftBand = atoi(arg);
2243
    if (frame_leftBand < 0) {
2244
        fprintf(stderr, "Incorrect left crop size\n");
2245
        exit(1);
2246
    }
2247
    if ((frame_leftBand % 2) != 0) {
2248
        fprintf(stderr, "Left crop size must be a multiple of 2\n");
2249
        exit(1);
2250
    }
2251
    if ((frame_leftBand) >= frame_width){
2252 bb270c08 Diego Biurrun
        fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2253 ab6d194a Michael Niedermayer
        exit(1);
2254
    }
2255
    frame_width -= frame_leftBand;
2256
}
2257
2258 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_right(const char *arg)
2259 ab6d194a Michael Niedermayer
{
2260
    frame_rightBand = atoi(arg);
2261
    if (frame_rightBand < 0) {
2262
        fprintf(stderr, "Incorrect right crop size\n");
2263
        exit(1);
2264
    }
2265
    if ((frame_rightBand % 2) != 0) {
2266
        fprintf(stderr, "Right crop size must be a multiple of 2\n");
2267 115329f1 Diego Biurrun
        exit(1);
2268 ab6d194a Michael Niedermayer
    }
2269
    if ((frame_rightBand) >= frame_width){
2270 bb270c08 Diego Biurrun
        fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2271 ab6d194a Michael Niedermayer
        exit(1);
2272
    }
2273
    frame_width -= frame_rightBand;
2274
}
2275
2276 b29f97d1 Zdenek Kabelac
static void opt_frame_size(const char *arg)
2277 85f07f22 Fabrice Bellard
{
2278 b33ece16 Stefano Sabatini
    if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
2279 85f07f22 Fabrice Bellard
        fprintf(stderr, "Incorrect frame size\n");
2280
        exit(1);
2281
    }
2282
    if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2283
        fprintf(stderr, "Frame size must be a multiple of 2\n");
2284
        exit(1);
2285
    }
2286
}
2287
2288 1ff93ffc Todd Kirby
2289
#define SCALEBITS 10
2290
#define ONE_HALF  (1 << (SCALEBITS - 1))
2291 bb270c08 Diego Biurrun
#define FIX(x)    ((int) ((x) * (1<<SCALEBITS) + 0.5))
2292 1ff93ffc Todd Kirby
2293
#define RGB_TO_Y(r, g, b) \
2294
((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2295
  FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2296
2297
#define RGB_TO_U(r1, g1, b1, shift)\
2298
(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 +         \
2299
     FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2300
2301
#define RGB_TO_V(r1, g1, b1, shift)\
2302
(((FIX(0.50000) * r1 - FIX(0.41869) * g1 -           \
2303
   FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2304
2305
static void opt_pad_color(const char *arg) {
2306
    /* Input is expected to be six hex digits similar to
2307
       how colors are expressed in html tags (but without the #) */
2308
    int rgb = strtol(arg, NULL, 16);
2309
    int r,g,b;
2310 115329f1 Diego Biurrun
2311
    r = (rgb >> 16);
2312 1ff93ffc Todd Kirby
    g = ((rgb >> 8) & 255);
2313
    b = (rgb & 255);
2314
2315
    padcolor[0] = RGB_TO_Y(r,g,b);
2316
    padcolor[1] = RGB_TO_U(r,g,b,0);
2317
    padcolor[2] = RGB_TO_V(r,g,b,0);
2318
}
2319
2320
static void opt_frame_pad_top(const char *arg)
2321
{
2322 115329f1 Diego Biurrun
    frame_padtop = atoi(arg);
2323 1ff93ffc Todd Kirby
    if (frame_padtop < 0) {
2324
        fprintf(stderr, "Incorrect top pad size\n");
2325
        exit(1);
2326
    }
2327
    if ((frame_padtop % 2) != 0) {
2328
        fprintf(stderr, "Top pad size must be a multiple of 2\n");
2329
        exit(1);
2330
    }
2331
}
2332
2333
static void opt_frame_pad_bottom(const char *arg)
2334
{
2335 115329f1 Diego Biurrun
    frame_padbottom = atoi(arg);
2336 1ff93ffc Todd Kirby
    if (frame_padbottom < 0) {
2337
        fprintf(stderr, "Incorrect bottom pad size\n");
2338
        exit(1);
2339
    }
2340
    if ((frame_padbottom % 2) != 0) {
2341
        fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2342
        exit(1);
2343
    }
2344
}
2345
2346
2347
static void opt_frame_pad_left(const char *arg)
2348
{
2349 115329f1 Diego Biurrun
    frame_padleft = atoi(arg);
2350 1ff93ffc Todd Kirby
    if (frame_padleft < 0) {
2351
        fprintf(stderr, "Incorrect left pad size\n");
2352
        exit(1);
2353
    }
2354
    if ((frame_padleft % 2) != 0) {
2355
        fprintf(stderr, "Left pad size must be a multiple of 2\n");
2356
        exit(1);
2357
    }
2358
}
2359
2360
2361
static void opt_frame_pad_right(const char *arg)
2362
{
2363 115329f1 Diego Biurrun
    frame_padright = atoi(arg);
2364 1ff93ffc Todd Kirby
    if (frame_padright < 0) {
2365
        fprintf(stderr, "Incorrect right pad size\n");
2366
        exit(1);
2367
    }
2368
    if ((frame_padright % 2) != 0) {
2369
        fprintf(stderr, "Right pad size must be a multiple of 2\n");
2370
        exit(1);
2371
    }
2372
}
2373
2374 c3b95b1d Stefano Sabatini
void list_pix_fmts(void)
2375
{
2376
    int i;
2377
    char pix_fmt_str[128];
2378
    for (i=-1; i < PIX_FMT_NB; i++) {
2379
        avcodec_pix_fmt_string (pix_fmt_str, sizeof(pix_fmt_str), i);
2380
        fprintf(stdout, "%s\n", pix_fmt_str);
2381
    }
2382
}
2383 1ff93ffc Todd Kirby
2384 63167088 Roman Shaposhnik
static void opt_frame_pix_fmt(const char *arg)
2385
{
2386 c3b95b1d Stefano Sabatini
    if (strcmp(arg, "list"))
2387
        frame_pix_fmt = avcodec_get_pix_fmt(arg);
2388
    else {
2389
        list_pix_fmts();
2390
        exit(0);
2391
    }
2392 63167088 Roman Shaposhnik
}
2393
2394 5fe03e38 Roman Shaposhnik
static void opt_frame_aspect_ratio(const char *arg)
2395
{
2396
    int x = 0, y = 0;
2397
    double ar = 0;
2398
    const char *p;
2399 815f98cc Aurelien Jacobs
    char *end;
2400 115329f1 Diego Biurrun
2401 5fe03e38 Roman Shaposhnik
    p = strchr(arg, ':');
2402
    if (p) {
2403 815f98cc Aurelien Jacobs
        x = strtol(arg, &end, 10);
2404
        if (end == p)
2405
            y = strtol(end+1, &end, 10);
2406 bb270c08 Diego Biurrun
        if (x > 0 && y > 0)
2407
            ar = (double)x / (double)y;
2408 5fe03e38 Roman Shaposhnik
    } else
2409 815f98cc Aurelien Jacobs
        ar = strtod(arg, NULL);
2410 5fe03e38 Roman Shaposhnik
2411
    if (!ar) {
2412
        fprintf(stderr, "Incorrect aspect ratio specification.\n");
2413 bb270c08 Diego Biurrun
        exit(1);
2414 5fe03e38 Roman Shaposhnik
    }
2415
    frame_aspect_ratio = ar;
2416
}
2417
2418 b29f97d1 Zdenek Kabelac
static void opt_qscale(const char *arg)
2419 85f07f22 Fabrice Bellard
{
2420 158c7f05 Michael Niedermayer
    video_qscale = atof(arg);
2421 4e64bead Loren Merritt
    if (video_qscale <= 0 ||
2422 158c7f05 Michael Niedermayer
        video_qscale > 255) {
2423 4e64bead Loren Merritt
        fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
2424 85f07f22 Fabrice Bellard
        exit(1);
2425
    }
2426
}
2427
2428 b29f97d1 Zdenek Kabelac
static void opt_qdiff(const char *arg)
2429 9cdd6a24 Michael Niedermayer
{
2430
    video_qdiff = atoi(arg);
2431
    if (video_qdiff < 0 ||
2432
        video_qdiff > 31) {
2433
        fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2434
        exit(1);
2435
    }
2436
}
2437
2438 b29f97d1 Zdenek Kabelac
static void opt_strict(const char *arg)
2439 f560dd82 Michael Niedermayer
{
2440
    strict= atoi(arg);
2441
}
2442
2443 bb198e19 Michael Niedermayer
static void opt_top_field_first(const char *arg)
2444
{
2445
    top_field_first= atoi(arg);
2446
}
2447
2448 9c3d33d6 Michael Niedermayer
static void opt_thread_count(const char *arg)
2449
{
2450
    thread_count= atoi(arg);
2451 2450cff2 François Revol
#if !defined(HAVE_THREADS)
2452 d8019eb5 Allen Day
    if (verbose >= 0)
2453
        fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
2454 842b556a Michael Niedermayer
#endif
2455 9c3d33d6 Michael Niedermayer
}
2456
2457 b29f97d1 Zdenek Kabelac
static void opt_audio_rate(const char *arg)
2458 85f07f22 Fabrice Bellard
{
2459
    audio_sample_rate = atoi(arg);
2460
}
2461
2462 b29f97d1 Zdenek Kabelac
static void opt_audio_channels(const char *arg)
2463 85f07f22 Fabrice Bellard
{
2464
    audio_channels = atoi(arg);
2465
}
2466
2467 b29f97d1 Zdenek Kabelac
static void opt_video_channel(const char *arg)
2468 a5df11ab Fabrice Bellard
{
2469
    video_channel = strtol(arg, NULL, 0);
2470
}
2471
2472 e3ee3283 Alex Beregszaszi
static void opt_video_standard(const char *arg)
2473
{
2474
    video_standard = av_strdup(arg);
2475
}
2476
2477 4a897224 Nicolas George
static void opt_codec(int *pstream_copy, char **pcodec_name,
2478 cf7fc795 Fabrice Bellard
                      int codec_type, const char *arg)
2479 85f07f22 Fabrice Bellard
{
2480 4a897224 Nicolas George
    av_freep(pcodec_name);
2481 1629626f Fabrice Bellard
    if (!strcmp(arg, "copy")) {
2482 cf7fc795 Fabrice Bellard
        *pstream_copy = 1;
2483 85f07f22 Fabrice Bellard
    } else {
2484 4a897224 Nicolas George
        *pcodec_name = av_strdup(arg);
2485 85f07f22 Fabrice Bellard
    }
2486
}
2487
2488 cf7fc795 Fabrice Bellard
static void opt_audio_codec(const char *arg)
2489
{
2490 4a897224 Nicolas George
    opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
2491 cf7fc795 Fabrice Bellard
}
2492
2493 b2a2197e Michael Niedermayer
static void opt_audio_tag(const char *arg)
2494
{
2495
    char *tail;
2496
    audio_codec_tag= strtol(arg, &tail, 0);
2497
2498
    if(!tail || *tail)
2499
        audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2500
}
2501
2502
static void opt_video_tag(const char *arg)
2503
{
2504
    char *tail;
2505
    video_codec_tag= strtol(arg, &tail, 0);
2506
2507
    if(!tail || *tail)
2508
        video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2509
}
2510
2511 d0f596b4 Diego Biurrun
#ifdef CONFIG_VHOOK
2512 b29f97d1 Zdenek Kabelac
static void add_frame_hooker(const char *arg)
2513 10d104e4 Philip Gladstone
{
2514
    int argc = 0;
2515
    char *argv[64];
2516
    int i;
2517 e9a9e0c2 Fabrice Bellard
    char *args = av_strdup(arg);
2518 10d104e4 Philip Gladstone
2519 bee0d9e5 Charles Yates
    using_vhook = 1;
2520
2521 10d104e4 Philip Gladstone
    argv[0] = strtok(args, " ");
2522
    while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2523
    }
2524
2525
    i = frame_hook_add(argc, argv);
2526
2527
    if (i != 0) {
2528
        fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2529
        exit(1);
2530
    }
2531
}
2532 d0f596b4 Diego Biurrun
#endif
2533 10d104e4 Philip Gladstone
2534 b29f97d1 Zdenek Kabelac
static void opt_video_codec(const char *arg)
2535 85f07f22 Fabrice Bellard
{
2536 4a897224 Nicolas George
    opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
2537 cf7fc795 Fabrice Bellard
}
2538 85f07f22 Fabrice Bellard
2539 cf7fc795 Fabrice Bellard
static void opt_subtitle_codec(const char *arg)
2540
{
2541 4a897224 Nicolas George
    opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
2542 85f07f22 Fabrice Bellard
}
2543
2544 b29f97d1 Zdenek Kabelac
static void opt_map(const char *arg)
2545 85f07f22 Fabrice Bellard
{
2546
    AVStreamMap *m;
2547 815f98cc Aurelien Jacobs
    char *p;
2548 85f07f22 Fabrice Bellard
2549
    m = &stream_maps[nb_stream_maps++];
2550
2551 815f98cc Aurelien Jacobs
    m->file_index = strtol(arg, &p, 0);
2552 85f07f22 Fabrice Bellard
    if (*p)
2553
        p++;
2554 a5dc85ef Juanjo
2555 815f98cc Aurelien Jacobs
    m->stream_index = strtol(p, &p, 0);
2556 b4a3389e Wolfram Gloger
    if (*p) {
2557
        p++;
2558 815f98cc Aurelien Jacobs
        m->sync_file_index = strtol(p, &p, 0);
2559 b4a3389e Wolfram Gloger
        if (*p)
2560
            p++;
2561 815f98cc Aurelien Jacobs
        m->sync_stream_index = strtol(p, &p, 0);
2562 b4a3389e Wolfram Gloger
    } else {
2563
        m->sync_file_index = m->file_index;
2564
        m->sync_stream_index = m->stream_index;
2565
    }
2566 85f07f22 Fabrice Bellard
}
2567
2568 0a38bafd Patrice Bensoussan
static void opt_map_meta_data(const char *arg)
2569
{
2570
    AVMetaDataMap *m;
2571 815f98cc Aurelien Jacobs
    char *p;
2572 115329f1 Diego Biurrun
2573 0a38bafd Patrice Bensoussan
    m = &meta_data_maps[nb_meta_data_maps++];
2574
2575 815f98cc Aurelien Jacobs
    m->out_file = strtol(arg, &p, 0);
2576 0a38bafd Patrice Bensoussan
    if (*p)
2577
        p++;
2578
2579 815f98cc Aurelien Jacobs
    m->in_file = strtol(p, &p, 0);
2580 0a38bafd Patrice Bensoussan
}
2581
2582 f9436161 Stefano Sabatini
static int64_t parse_time_or_die(const char *timestr, int is_duration)
2583
{
2584
    int64_t us = parse_date(timestr, is_duration);
2585
    if (us == INT64_MIN) {
2586
        fprintf(stderr, "Invalid %s specification: %s\n",
2587
                is_duration ? "duration" : "date", timestr);
2588
        exit(1);
2589
    }
2590
    return us;
2591
}
2592
2593 b29f97d1 Zdenek Kabelac
static void opt_recording_time(const char *arg)
2594 85f07f22 Fabrice Bellard
{
2595 f9436161 Stefano Sabatini
    recording_time = parse_time_or_die(arg, 1);
2596 85f07f22 Fabrice Bellard
}
2597
2598 8831db5c Michael Niedermayer
static void opt_start_time(const char *arg)
2599
{
2600 f9436161 Stefano Sabatini
    start_time = parse_time_or_die(arg, 1);
2601 8831db5c Michael Niedermayer
}
2602
2603 4568325a Roman Shaposhnik
static void opt_rec_timestamp(const char *arg)
2604
{
2605 f9436161 Stefano Sabatini
    rec_timestamp = parse_time_or_die(arg, 0) / 1000000;
2606 4568325a Roman Shaposhnik
}
2607
2608 a6a92a9a Wolfram Gloger
static void opt_input_ts_offset(const char *arg)
2609
{
2610 f9436161 Stefano Sabatini
    input_ts_offset = parse_time_or_die(arg, 1);
2611 a6a92a9a Wolfram Gloger
}
2612
2613 4a897224 Nicolas George
static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2614
{
2615 f73008d8 Michael Niedermayer
    const char *codec_string = encoder ? "encoder" : "decoder";
2616 4a897224 Nicolas George
    AVCodec *codec;
2617
2618
    if(!name)
2619
        return CODEC_ID_NONE;
2620
    codec = encoder ?
2621
        avcodec_find_encoder_by_name(name) :
2622
        avcodec_find_decoder_by_name(name);
2623
    if(!codec) {
2624 4f489292 Reimar Döffinger
        av_log(NULL, AV_LOG_ERROR, "Unknown %s '%s'\n", codec_string, name);
2625 4a897224 Nicolas George
        exit(1);
2626
    }
2627
    if(codec->type != type) {
2628 4f489292 Reimar Döffinger
        av_log(NULL, AV_LOG_ERROR, "Invalid %s type '%s'\n", codec_string, name);
2629 4a897224 Nicolas George
        exit(1);
2630
    }
2631
    return codec->id;
2632
}
2633
2634 b29f97d1 Zdenek Kabelac
static void opt_input_file(const char *filename)
2635 85f07f22 Fabrice Bellard
{
2636
    AVFormatContext *ic;
2637
    AVFormatParameters params, *ap = &params;
2638 14bea432 Michael Niedermayer
    int err, i, ret, rfps, rfps_base;
2639 bd1b79a1 Michael Niedermayer
    int64_t timestamp;
2640 85f07f22 Fabrice Bellard
2641 b242baa4 Fabrice Bellard
    if (!strcmp(filename, "-"))
2642
        filename = "pipe:";
2643
2644 115329f1 Diego Biurrun
    using_stdin |= !strncmp(filename, "pipe:", 5) ||
2645 d9a916e2 Charles Yates
                   !strcmp( filename, "/dev/stdin" );
2646
2647 85f07f22 Fabrice Bellard
    /* get default parameters from command line */
2648 4eb72c6b Nico Sabbi
    ic = av_alloc_format_context();
2649
2650 79fdaa4c Fabrice Bellard
    memset(ap, 0, sizeof(*ap));
2651 4eb72c6b Nico Sabbi
    ap->prealloced_context = 1;
2652 79fdaa4c Fabrice Bellard
    ap->sample_rate = audio_sample_rate;
2653
    ap->channels = audio_channels;
2654 b33ece16 Stefano Sabatini
    ap->time_base.den = frame_rate.num;
2655
    ap->time_base.num = frame_rate.den;
2656 1ff93ffc Todd Kirby
    ap->width = frame_width + frame_padleft + frame_padright;
2657
    ap->height = frame_height + frame_padtop + frame_padbottom;
2658 63167088 Roman Shaposhnik
    ap->pix_fmt = frame_pix_fmt;
2659 2639c651 Roman Shaposhnik
    ap->channel = video_channel;
2660
    ap->standard = video_standard;
2661 4a897224 Nicolas George
    ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0);
2662
    ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0);
2663 5b6d5596 Michael Niedermayer
    if(pgmyuv_compatibility_hack)
2664
        ap->video_codec_id= CODEC_ID_PGMYUV;
2665 79fdaa4c Fabrice Bellard
2666 4eb72c6b Nico Sabbi
    for(i=0; i<opt_name_count; i++){
2667 4b59cf6c Michael Niedermayer
        char buf[256];
2668