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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 daf8e955 Fabrice Bellard
#define HAVE_AV_CONFIG_H
22 d86b83f8 Ramiro Polla
#include <signal.h>
23 22f7a060 Michael Niedermayer
#include <limits.h>
24 daf8e955 Fabrice Bellard
#include "avformat.h"
25 18a54b04 Luca Abeni
#include "swscale.h"
26 10d104e4 Philip Gladstone
#include "framehook.h"
27 6fd46414 Michael Niedermayer
#include "opt.h"
28 f5a478f6 Roman Shaposhnik
#include "fifo.h"
29 daf8e955 Fabrice Bellard
30 d86b83f8 Ramiro Polla
#ifdef __MINGW32__
31
#include <conio.h>
32
#else
33 85f07f22 Fabrice Bellard
#include <unistd.h>
34
#include <fcntl.h>
35
#include <sys/ioctl.h>
36
#include <sys/time.h>
37
#include <termios.h>
38 5727b222 Fabrice Bellard
#include <sys/resource.h>
39 bdc4796f Fabrice Bellard
#endif
40 f3ec2d46 Slavik Gnatenko
#ifdef CONFIG_OS2
41
#include <sys/types.h>
42
#include <sys/select.h>
43
#include <stdlib.h>
44
#endif
45 64c020a8 Michael Niedermayer
#undef time //needed because HAVE_AV_CONFIG_H is defined on top
46 bf5af568 Fabrice Bellard
#include <time.h>
47 85f07f22 Fabrice Bellard
48 f1cc88a5 Diego Biurrun
#include "version.h"
49 01310af2 Fabrice Bellard
#include "cmdutils.h"
50
51 2b18dcd0 Michael Niedermayer
#undef NDEBUG
52
#include <assert.h>
53
54 8aa1e3da Michael Niedermayer
#if !defined(INFINITY) && defined(HUGE_VAL)
55
#define INFINITY HUGE_VAL
56
#endif
57 85f07f22 Fabrice Bellard
58 c367d067 Michael Niedermayer
#undef exit
59
60 85f07f22 Fabrice Bellard
/* select an input stream for an output stream */
61
typedef struct AVStreamMap {
62
    int file_index;
63
    int stream_index;
64 b4a3389e Wolfram Gloger
    int sync_file_index;
65
    int sync_stream_index;
66 85f07f22 Fabrice Bellard
} AVStreamMap;
67
68 0a38bafd Patrice Bensoussan
/** select an input file for an output file */
69
typedef struct AVMetaDataMap {
70
    int out_file;
71
    int in_file;
72
} AVMetaDataMap;
73
74 85f07f22 Fabrice Bellard
extern const OptionDef options[];
75
76 02d504a7 Fabrice Bellard
static void show_help(void);
77
static void show_license(void);
78 637b5326 Michael Niedermayer
static int opt_default(const char *opt, const char *arg);
79 85f07f22 Fabrice Bellard
80
#define MAX_FILES 20
81
82
static AVFormatContext *input_files[MAX_FILES];
83 a6a92a9a Wolfram Gloger
static int64_t input_files_ts_offset[MAX_FILES];
84 85f07f22 Fabrice Bellard
static int nb_input_files = 0;
85
86
static AVFormatContext *output_files[MAX_FILES];
87
static int nb_output_files = 0;
88
89
static AVStreamMap stream_maps[MAX_FILES];
90
static int nb_stream_maps;
91
92 0a38bafd Patrice Bensoussan
static AVMetaDataMap meta_data_maps[MAX_FILES];
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static int nb_meta_data_maps;
94
95 79fdaa4c Fabrice Bellard
static AVInputFormat *file_iformat;
96
static AVOutputFormat *file_oformat;
97 55cf1959 Michael Niedermayer
static int frame_width  = 0;
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static int frame_height = 0;
99 880e8ba7 Roman Shaposhnik
static float frame_aspect_ratio = 0;
100 644a9262 Michael Niedermayer
static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
101 1ff93ffc Todd Kirby
static int frame_padtop  = 0;
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static int frame_padbottom = 0;
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static int frame_padleft  = 0;
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static int frame_padright = 0;
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static int padcolor[3] = {16,128,128}; /* default to black */
106 ab6d194a Michael Niedermayer
static int frame_topBand  = 0;
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static int frame_bottomBand = 0;
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static int frame_leftBand  = 0;
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static int frame_rightBand = 0;
110 cf7fc795 Fabrice Bellard
static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
111 14bea432 Michael Niedermayer
static int frame_rate = 25;
112
static int frame_rate_base = 1;
113 158c7f05 Michael Niedermayer
static float video_qscale = 0;
114 9cdd6a24 Michael Niedermayer
static int video_qdiff = 3;
115 84f608f4 Vidar Madsen
static uint16_t *intra_matrix = NULL;
116
static uint16_t *inter_matrix = NULL;
117 ac2830ec Michael Niedermayer
#if 0 //experimental, (can be removed)
118 3aa102be Michael Niedermayer
static float video_rc_qsquish=1.0;
119
static float video_rc_qmod_amp=0;
120
static int video_rc_qmod_freq=0;
121 ac2830ec Michael Niedermayer
#endif
122 3aa102be Michael Niedermayer
static char *video_rc_override_string=NULL;
123
static char *video_rc_eq="tex^qComp";
124 3bea5386 Michael Niedermayer
static int me_method = ME_EPZS;
125 85f07f22 Fabrice Bellard
static int video_disable = 0;
126 f3356e9c Michael Niedermayer
static int video_discard = 0;
127 85f07f22 Fabrice Bellard
static int video_codec_id = CODEC_ID_NONE;
128 b2a2197e Michael Niedermayer
static int video_codec_tag = 0;
129 85f07f22 Fabrice Bellard
static int same_quality = 0;
130 cfcf0ffd Fabrice Bellard
static int do_deinterlace = 0;
131 f560dd82 Michael Niedermayer
static int strict = 0;
132 bb198e19 Michael Niedermayer
static int top_field_first = -1;
133 f4f3223f Michael Niedermayer
static int me_threshold = 0;
134 1a11cbcc Michael Niedermayer
static int intra_dc_precision = 8;
135 5894e1bb Víctor Paesa
static int loop_input = 0;
136 8108551a Todd Kirby
static int loop_output = AVFMT_NOOUTPUTLOOP;
137 0888fd22 Michael Niedermayer
static int qp_hist = 0;
138 85f07f22 Fabrice Bellard
139
static int intra_only = 0;
140
static int audio_sample_rate = 44100;
141 c57c770d Justin Ruggles
#define QSCALE_NONE -99999
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static float audio_qscale = QSCALE_NONE;
143 85f07f22 Fabrice Bellard
static int audio_disable = 0;
144
static int audio_channels = 1;
145
static int audio_codec_id = CODEC_ID_NONE;
146 b2a2197e Michael Niedermayer
static int audio_codec_tag = 0;
147 cf7fc795 Fabrice Bellard
static char *audio_language = NULL;
148
149
static int subtitle_codec_id = CODEC_ID_NONE;
150
static char *subtitle_language = NULL;
151 85f07f22 Fabrice Bellard
152 17c88cb0 Michael Niedermayer
static float mux_preload= 0.5;
153
static float mux_max_delay= 0.7;
154 2db3c638 Michael Niedermayer
155 0c1a9eda Zdenek Kabelac
static int64_t recording_time = 0;
156 8831db5c Michael Niedermayer
static int64_t start_time = 0;
157 4568325a Roman Shaposhnik
static int64_t rec_timestamp = 0;
158 a6a92a9a Wolfram Gloger
static int64_t input_ts_offset = 0;
159 85f07f22 Fabrice Bellard
static int file_overwrite = 0;
160
static char *str_title = NULL;
161
static char *str_author = NULL;
162
static char *str_copyright = NULL;
163
static char *str_comment = NULL;
164 63d5075c Panagiotis Issaris
static char *str_album = NULL;
165 5727b222 Fabrice Bellard
static int do_benchmark = 0;
166 a0663ba4 Fabrice Bellard
static int do_hex_dump = 0;
167 254abc2e Fabrice Bellard
static int do_pkt_dump = 0;
168 43f1708f Juanjo
static int do_psnr = 0;
169 5abdb4b1 Fabrice Bellard
static int do_pass = 0;
170
static char *pass_logfilename = NULL;
171 1629626f Fabrice Bellard
static int audio_stream_copy = 0;
172
static int video_stream_copy = 0;
173 cf7fc795 Fabrice Bellard
static int subtitle_stream_copy = 0;
174 986ebcdb Michael Niedermayer
static int video_sync_method= 1;
175
static int audio_sync_method= 0;
176 72bd8100 Michael Niedermayer
static int copy_ts= 0;
177 ca80810b Calcium
static int opt_shortest = 0; //
178 90ad92b3 Michael Niedermayer
static int video_global_header = 0;
179 f801d8aa Stefano Sabatini
static FILE *fvstats= NULL;
180 5abdb4b1 Fabrice Bellard
181 bdfcbbed Max Krasnyansky
static int rate_emu = 0;
182
183 a5df11ab Fabrice Bellard
static int  video_channel = 0;
184 e3ee3283 Alex Beregszaszi
static char *video_standard = "ntsc";
185 79a7c268 Fabrice Bellard
186 a9aa3467 Michael Niedermayer
static int audio_volume = 256;
187 8aa3ee32 Max Krasnyansky
188 d9a916e2 Charles Yates
static int using_stdin = 0;
189 bee0d9e5 Charles Yates
static int using_vhook = 0;
190 f068206e Bill Eldridge
static int verbose = 1;
191 9c3d33d6 Michael Niedermayer
static int thread_count= 1;
192 b51469a0 Leon van Stuivenberg
static int q_pressed = 0;
193 1008ceb3 Michael Niedermayer
static int64_t video_size = 0;
194
static int64_t audio_size = 0;
195
static int64_t extra_size = 0;
196 a6a92a9a Wolfram Gloger
static int nb_frames_dup = 0;
197
static int nb_frames_drop = 0;
198 6e454c38 Luca Abeni
static int input_sync;
199 85ad1b0e Baptiste Coudurier
static uint64_t limit_filesize = 0; //
200 d9a916e2 Charles Yates
201 5b6d5596 Michael Niedermayer
static int pgmyuv_compatibility_hack=0;
202 023857be Harikrishnan Varma
static int dts_delta_threshold = 10;
203 5b6d5596 Michael Niedermayer
204 18a54b04 Luca Abeni
static int sws_flags = SWS_BICUBIC;
205
206 8bbf6db9 Michael Niedermayer
const char **opt_names=NULL;
207
int opt_name_count=0;
208 23b254fb Benoit Fouet
AVCodecContext *avctx_opts[CODEC_TYPE_NB];
209 4eb72c6b Nico Sabbi
AVFormatContext *avformat_opts;
210 7fc98937 Limin Wang
static int64_t timer_start = 0;
211 8bbf6db9 Michael Niedermayer
212 748c2fca Michael Niedermayer
static AVBitStreamFilterContext *video_bitstream_filters=NULL;
213
static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
214
static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
215 5b6d5596 Michael Niedermayer
216 5abdb4b1 Fabrice Bellard
#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
217 85f07f22 Fabrice Bellard
218 b4a3389e Wolfram Gloger
struct AVInputStream;
219
220 85f07f22 Fabrice Bellard
typedef struct AVOutputStream {
221
    int file_index;          /* file index */
222
    int index;               /* stream index in the output file */
223
    int source_index;        /* AVInputStream index */
224
    AVStream *st;            /* stream in the output file */
225 ec5517d5 Fabrice Bellard
    int encoding_needed;     /* true if encoding needed for this stream */
226
    int frame_number;
227
    /* input pts and corresponding output pts
228
       for A/V sync */
229 b4a3389e Wolfram Gloger
    //double sync_ipts;        /* dts from the AVPacket of the demuxer in second units */
230
    struct AVInputStream *sync_ist; /* input stream to sync against */
231 e928649b Michael Niedermayer
    int64_t sync_opts;       /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
232 85f07f22 Fabrice Bellard
    /* video only */
233 07d0cdfc Luca Abeni
    int video_resample;
234 a4d36c11 Michael Niedermayer
    AVFrame pict_tmp;      /* temporary image for resampling */
235 18a54b04 Luca Abeni
    struct SwsContext *img_resample_ctx; /* for image resampling */
236
    int resample_height;
237 34b10a57 Dieter
238 07d0cdfc Luca Abeni
    int video_crop;
239 34b10a57 Dieter
    int topBand;             /* cropping area sizes */
240
    int leftBand;
241 115329f1 Diego Biurrun
242 07d0cdfc Luca Abeni
    int video_pad;
243 1ff93ffc Todd Kirby
    int padtop;              /* padding area sizes */
244
    int padbottom;
245
    int padleft;
246
    int padright;
247 115329f1 Diego Biurrun
248 85f07f22 Fabrice Bellard
    /* audio only */
249
    int audio_resample;
250
    ReSampleContext *resample; /* for audio resampling */
251 f5a478f6 Roman Shaposhnik
    AVFifoBuffer fifo;     /* for compression: one audio fifo per codec */
252 5abdb4b1 Fabrice Bellard
    FILE *logfile;
253 85f07f22 Fabrice Bellard
} AVOutputStream;
254
255
typedef struct AVInputStream {
256
    int file_index;
257
    int index;
258
    AVStream *st;
259
    int discard;             /* true if stream data should be discarded */
260
    int decoding_needed;     /* true if the packets must be decoded in 'raw_fifo' */
261 0c1a9eda Zdenek Kabelac
    int64_t sample_index;      /* current sample */
262 bdfcbbed Max Krasnyansky
263
    int64_t       start;     /* time when read started */
264
    unsigned long frame;     /* current frame */
265 254abc2e Fabrice Bellard
    int64_t       next_pts;  /* synthetic pts for cases where pkt.pts
266
                                is not defined */
267 e7d0374f Roman Shaposhnik
    int64_t       pts;       /* current pts */
268 ff4905a5 Michael Niedermayer
    int is_start;            /* is 1 at the start and after a discontinuity */
269 85f07f22 Fabrice Bellard
} AVInputStream;
270
271
typedef struct AVInputFile {
272
    int eof_reached;      /* true if eof reached */
273
    int ist_index;        /* index of first stream in ist_table */
274
    int buffer_size;      /* current total buffer size */
275 79fdaa4c Fabrice Bellard
    int nb_streams;       /* nb streams we are aware of */
276 85f07f22 Fabrice Bellard
} AVInputFile;
277
278 2f30a81d Diego Biurrun
#ifndef __MINGW32__
279 bdc4796f Fabrice Bellard
280 85f07f22 Fabrice Bellard
/* init terminal so that we can grab keys */
281
static struct termios oldtty;
282 d86b83f8 Ramiro Polla
#endif
283 85f07f22 Fabrice Bellard
284
static void term_exit(void)
285
{
286 d86b83f8 Ramiro Polla
#ifndef __MINGW32__
287 85f07f22 Fabrice Bellard
    tcsetattr (0, TCSANOW, &oldtty);
288 d86b83f8 Ramiro Polla
#endif
289 85f07f22 Fabrice Bellard
}
290
291 9680a722 Roumen Petrov
static volatile sig_atomic_t received_sigterm = 0;
292
293
static void
294
sigterm_handler(int sig)
295
{
296
    received_sigterm = sig;
297
    term_exit();
298
}
299
300 85f07f22 Fabrice Bellard
static void term_init(void)
301
{
302 d86b83f8 Ramiro Polla
#ifndef __MINGW32__
303 85f07f22 Fabrice Bellard
    struct termios tty;
304
305
    tcgetattr (0, &tty);
306
    oldtty = tty;
307
308
    tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
309
                          |INLCR|IGNCR|ICRNL|IXON);
310
    tty.c_oflag |= OPOST;
311
    tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
312
    tty.c_cflag &= ~(CSIZE|PARENB);
313
    tty.c_cflag |= CS8;
314
    tty.c_cc[VMIN] = 1;
315
    tty.c_cc[VTIME] = 0;
316 115329f1 Diego Biurrun
317 85f07f22 Fabrice Bellard
    tcsetattr (0, TCSANOW, &tty);
318 d86b83f8 Ramiro Polla
    signal(SIGQUIT, sigterm_handler); /* Quit (POSIX).  */
319
#endif
320 85f07f22 Fabrice Bellard
321 9680a722 Roumen Petrov
    signal(SIGINT , sigterm_handler); /* Interrupt (ANSI).  */
322
    signal(SIGTERM, sigterm_handler); /* Termination (ANSI).  */
323
    /*
324
    register a function to be called at normal program termination
325
    */
326 85f07f22 Fabrice Bellard
    atexit(term_exit);
327 9ddd71fc François Revol
#ifdef CONFIG_BEOS_NETSERVER
328
    fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
329
#endif
330 85f07f22 Fabrice Bellard
}
331
332
/* read a key without blocking */
333
static int read_key(void)
334
{
335 d86b83f8 Ramiro Polla
#ifdef __MINGW32__
336
    if(kbhit())
337
        return(getch());
338
#else
339 9ddd71fc François Revol
    int n = 1;
340 85f07f22 Fabrice Bellard
    unsigned char ch;
341 9ddd71fc François Revol
#ifndef CONFIG_BEOS_NETSERVER
342
    struct timeval tv;
343 85f07f22 Fabrice Bellard
    fd_set rfds;
344
345
    FD_ZERO(&rfds);
346
    FD_SET(0, &rfds);
347
    tv.tv_sec = 0;
348
    tv.tv_usec = 0;
349
    n = select(1, &rfds, NULL, NULL, &tv);
350 9ddd71fc François Revol
#endif
351 85f07f22 Fabrice Bellard
    if (n > 0) {
352 cb09b2ed Philip Gladstone
        n = read(0, &ch, 1);
353
        if (n == 1)
354 85f07f22 Fabrice Bellard
            return ch;
355 cb09b2ed Philip Gladstone
356
        return n;
357 85f07f22 Fabrice Bellard
    }
358 d86b83f8 Ramiro Polla
#endif
359 85f07f22 Fabrice Bellard
    return -1;
360
}
361
362 b51469a0 Leon van Stuivenberg
static int decode_interrupt_cb(void)
363
{
364
    return q_pressed || (q_pressed = read_key() == 'q');
365
}
366
367 b29f97d1 Zdenek Kabelac
static int read_ffserver_streams(AVFormatContext *s, const char *filename)
368 85f07f22 Fabrice Bellard
{
369 79fdaa4c Fabrice Bellard
    int i, err;
370 85f07f22 Fabrice Bellard
    AVFormatContext *ic;
371
372 79fdaa4c Fabrice Bellard
    err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
373
    if (err < 0)
374
        return err;
375 85f07f22 Fabrice Bellard
    /* copy stream format */
376
    s->nb_streams = ic->nb_streams;
377
    for(i=0;i<ic->nb_streams;i++) {
378
        AVStream *st;
379 1e491e29 Michael Niedermayer
380 f37f8d4c Alex Beregszaszi
        // FIXME: a more elegant solution is needed
381 e1031171 Alex Beregszaszi
        st = av_mallocz(sizeof(AVStream));
382 85f07f22 Fabrice Bellard
        memcpy(st, ic->streams[i], sizeof(AVStream));
383 f37f8d4c Alex Beregszaszi
        st->codec = avcodec_alloc_context();
384
        memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
385 85f07f22 Fabrice Bellard
        s->streams[i] = st;
386
    }
387
388
    av_close_input_file(ic);
389
    return 0;
390
}
391
392 b4a3389e Wolfram Gloger
static double
393
get_sync_ipts(const AVOutputStream *ost)
394
{
395
    const AVInputStream *ist = ost->sync_ist;
396
    return (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/AV_TIME_BASE;
397
}
398
399 748c2fca Michael Niedermayer
static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
400
    while(bsfc){
401
        AVPacket new_pkt= *pkt;
402
        int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
403
                                          &new_pkt.data, &new_pkt.size,
404
                                          pkt->data, pkt->size,
405
                                          pkt->flags & PKT_FLAG_KEY);
406
        if(a){
407
            av_free_packet(pkt);
408
            new_pkt.destruct= av_destruct_packet;
409
        }
410
        *pkt= new_pkt;
411
412
        bsfc= bsfc->next;
413
    }
414
415
    av_interleaved_write_frame(s, pkt);
416
}
417
418 817b23ff Fabrice Bellard
#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
419 85f07f22 Fabrice Bellard
420 115329f1 Diego Biurrun
static void do_audio_out(AVFormatContext *s,
421
                         AVOutputStream *ost,
422 85f07f22 Fabrice Bellard
                         AVInputStream *ist,
423
                         unsigned char *buf, int size)
424
{
425 0c1a9eda Zdenek Kabelac
    uint8_t *buftmp;
426 d66c7abc Sylvain Corré
    static uint8_t *audio_buf = NULL;
427
    static uint8_t *audio_out = NULL;
428 558eae03 Michael Niedermayer
    const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
429 d66c7abc Sylvain Corré
430 85f07f22 Fabrice Bellard
    int size_out, frame_bytes, ret;
431 01f4895c Michael Niedermayer
    AVCodecContext *enc= ost->st->codec;
432 85f07f22 Fabrice Bellard
433 d66c7abc Sylvain Corré
    /* SC: dynamic allocation of buffers */
434
    if (!audio_buf)
435
        audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
436
    if (!audio_out)
437 558eae03 Michael Niedermayer
        audio_out = av_malloc(audio_out_size);
438 d66c7abc Sylvain Corré
    if (!audio_buf || !audio_out)
439
        return;               /* Should signal an error ! */
440
441 986ebcdb Michael Niedermayer
    if(audio_sync_method){
442 115329f1 Diego Biurrun
        double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
443 f5a478f6 Roman Shaposhnik
                - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
444 01f4895c Michael Niedermayer
        double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
445
        int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
446 ff4905a5 Michael Niedermayer
447 986ebcdb Michael Niedermayer
        //FIXME resample delay
448
        if(fabs(delta) > 50){
449 ff4905a5 Michael Niedermayer
            if(ist->is_start){
450
                if(byte_delta < 0){
451 f41dd5aa Michael Niedermayer
                    byte_delta= FFMAX(byte_delta, -size);
452 ff4905a5 Michael Niedermayer
                    size += byte_delta;
453
                    buf  -= byte_delta;
454
                    if(verbose > 2)
455
                        fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
456
                    if(!size)
457
                        return;
458
                    ist->is_start=0;
459
                }else{
460
                    static uint8_t *input_tmp= NULL;
461
                    input_tmp= av_realloc(input_tmp, byte_delta + size);
462
463
                    if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
464
                        ist->is_start=0;
465
                    else
466
                        byte_delta= MAX_AUDIO_PACKET_SIZE - size;
467
468
                    memset(input_tmp, 0, byte_delta);
469
                    memcpy(input_tmp + byte_delta, buf, size);
470
                    buf= input_tmp;
471
                    size += byte_delta;
472
                    if(verbose > 2)
473
                        fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
474
                }
475
            }else if(audio_sync_method>1){
476 f66e4f5f Reimar Döffinger
                int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
477 ff4905a5 Michael Niedermayer
                assert(ost->audio_resample);
478
                if(verbose > 2)
479
                    fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
480 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));
481 ff4905a5 Michael Niedermayer
                av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
482
            }
483 115329f1 Diego Biurrun
        }
484 986ebcdb Michael Niedermayer
    }else
485 b4a3389e Wolfram Gloger
        ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
486 f5a478f6 Roman Shaposhnik
                        - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
487 85f07f22 Fabrice Bellard
488
    if (ost->audio_resample) {
489
        buftmp = audio_buf;
490 115329f1 Diego Biurrun
        size_out = audio_resample(ost->resample,
491 85f07f22 Fabrice Bellard
                                  (short *)buftmp, (short *)buf,
492 01f4895c Michael Niedermayer
                                  size / (ist->st->codec->channels * 2));
493 85f07f22 Fabrice Bellard
        size_out = size_out * enc->channels * 2;
494
    } else {
495
        buftmp = buf;
496
        size_out = size;
497
    }
498
499
    /* now encode as many frames as possible */
500 a0663ba4 Fabrice Bellard
    if (enc->frame_size > 1) {
501 85f07f22 Fabrice Bellard
        /* output resampled raw samples */
502 f5a478f6 Roman Shaposhnik
        av_fifo_write(&ost->fifo, buftmp, size_out);
503 85f07f22 Fabrice Bellard
504
        frame_bytes = enc->frame_size * 2 * enc->channels;
505 115329f1 Diego Biurrun
506 f5a478f6 Roman Shaposhnik
        while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
507 e928649b Michael Niedermayer
            AVPacket pkt;
508
            av_init_packet(&pkt);
509
510 115329f1 Diego Biurrun
            ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
511 a0663ba4 Fabrice Bellard
                                       (short *)audio_buf);
512 1008ceb3 Michael Niedermayer
            audio_size += ret;
513 e928649b Michael Niedermayer
            pkt.stream_index= ost->index;
514
            pkt.data= audio_out;
515
            pkt.size= ret;
516 e7902f20 Michael Niedermayer
            if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
517 c0df9d75 Michael Niedermayer
                pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
518 e928649b Michael Niedermayer
            pkt.flags |= PKT_FLAG_KEY;
519 748c2fca Michael Niedermayer
            write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
520 115329f1 Diego Biurrun
521 986ebcdb Michael Niedermayer
            ost->sync_opts += enc->frame_size;
522 85f07f22 Fabrice Bellard
        }
523
    } else {
524 e928649b Michael Niedermayer
        AVPacket pkt;
525
        av_init_packet(&pkt);
526 986ebcdb Michael Niedermayer
527 c43042a7 Michael Niedermayer
        ost->sync_opts += size_out / (2 * enc->channels);
528 986ebcdb Michael Niedermayer
529 a0663ba4 Fabrice Bellard
        /* output a pcm frame */
530
        /* XXX: change encoding codec API to avoid this ? */
531
        switch(enc->codec->id) {
532 b461b3bc Reimar Döffinger
        case CODEC_ID_PCM_S32LE:
533
        case CODEC_ID_PCM_S32BE:
534
        case CODEC_ID_PCM_U32LE:
535
        case CODEC_ID_PCM_U32BE:
536
            size_out = size_out << 1;
537
            break;
538
        case CODEC_ID_PCM_S24LE:
539
        case CODEC_ID_PCM_S24BE:
540
        case CODEC_ID_PCM_U24LE:
541
        case CODEC_ID_PCM_U24BE:
542
        case CODEC_ID_PCM_S24DAUD:
543
            size_out = size_out / 2 * 3;
544
            break;
545 a0663ba4 Fabrice Bellard
        case CODEC_ID_PCM_S16LE:
546
        case CODEC_ID_PCM_S16BE:
547
        case CODEC_ID_PCM_U16LE:
548
        case CODEC_ID_PCM_U16BE:
549
            break;
550
        default:
551
            size_out = size_out >> 1;
552
            break;
553
        }
554 115329f1 Diego Biurrun
        ret = avcodec_encode_audio(enc, audio_out, size_out,
555 bb270c08 Diego Biurrun
                                   (short *)buftmp);
556 1008ceb3 Michael Niedermayer
        audio_size += ret;
557 e928649b Michael Niedermayer
        pkt.stream_index= ost->index;
558
        pkt.data= audio_out;
559
        pkt.size= ret;
560 e7902f20 Michael Niedermayer
        if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
561 c0df9d75 Michael Niedermayer
            pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
562 e928649b Michael Niedermayer
        pkt.flags |= PKT_FLAG_KEY;
563 748c2fca Michael Niedermayer
        write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
564 85f07f22 Fabrice Bellard
    }
565
}
566
567 10d104e4 Philip Gladstone
static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
568
{
569
    AVCodecContext *dec;
570
    AVPicture *picture2;
571
    AVPicture picture_tmp;
572 0c1a9eda Zdenek Kabelac
    uint8_t *buf = 0;
573 10d104e4 Philip Gladstone
574 01f4895c Michael Niedermayer
    dec = ist->st->codec;
575 10d104e4 Philip Gladstone
576
    /* deinterlace : must be done before any resize */
577 bee0d9e5 Charles Yates
    if (do_deinterlace || using_vhook) {
578 10d104e4 Philip Gladstone
        int size;
579
580
        /* create temporary picture */
581
        size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
582
        buf = av_malloc(size);
583
        if (!buf)
584
            return;
585 115329f1 Diego Biurrun
586 10d104e4 Philip Gladstone
        picture2 = &picture_tmp;
587
        avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
588
589 dafc3856 Michael Niedermayer
        if (do_deinterlace){
590 115329f1 Diego Biurrun
            if(avpicture_deinterlace(picture2, picture,
591 dafc3856 Michael Niedermayer
                                     dec->pix_fmt, dec->width, dec->height) < 0) {
592
                /* if error, do not deinterlace */
593
                av_free(buf);
594
                buf = NULL;
595
                picture2 = picture;
596
            }
597
        } else {
598 636d6a4a Panagiotis Issaris
            av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
599 bee0d9e5 Charles Yates
        }
600 10d104e4 Philip Gladstone
    } else {
601
        picture2 = picture;
602
    }
603
604 4992d8bf Bobby Bingham
    frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height,
605
                       1000000 * ist->pts / AV_TIME_BASE);
606 10d104e4 Philip Gladstone
607
    if (picture != picture2)
608
        *picture = *picture2;
609
    *bufp = buf;
610
}
611
612 ec5517d5 Fabrice Bellard
/* we begin to correct av delay at this threshold */
613
#define AV_DELAY_MAX 0.100
614 85f07f22 Fabrice Bellard
615 115329f1 Diego Biurrun
static void do_subtitle_out(AVFormatContext *s,
616
                            AVOutputStream *ost,
617 cf7fc795 Fabrice Bellard
                            AVInputStream *ist,
618
                            AVSubtitle *sub,
619
                            int64_t pts)
620
{
621
    static uint8_t *subtitle_out = NULL;
622
    int subtitle_out_max_size = 65536;
623
    int subtitle_out_size, nb, i;
624
    AVCodecContext *enc;
625
    AVPacket pkt;
626
627
    if (pts == AV_NOPTS_VALUE) {
628
        fprintf(stderr, "Subtitle packets must have a pts\n");
629
        return;
630
    }
631
632 01f4895c Michael Niedermayer
    enc = ost->st->codec;
633 cf7fc795 Fabrice Bellard
634
    if (!subtitle_out) {
635
        subtitle_out = av_malloc(subtitle_out_max_size);
636
    }
637
638
    /* Note: DVB subtitle need one packet to draw them and one other
639
       packet to clear them */
640
    /* XXX: signal it in the codec context ? */
641
    if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
642
        nb = 2;
643
    else
644
        nb = 1;
645
646
    for(i = 0; i < nb; i++) {
647 115329f1 Diego Biurrun
        subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
648 cf7fc795 Fabrice Bellard
                                                    subtitle_out_max_size, sub);
649 115329f1 Diego Biurrun
650 cf7fc795 Fabrice Bellard
        av_init_packet(&pkt);
651
        pkt.stream_index = ost->index;
652
        pkt.data = subtitle_out;
653
        pkt.size = subtitle_out_size;
654
        pkt.pts = av_rescale_q(av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
655
        if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
656
            /* XXX: the pts correction is handled here. Maybe handling
657
               it in the codec would be better */
658
            if (i == 0)
659
                pkt.pts += 90 * sub->start_display_time;
660
            else
661
                pkt.pts += 90 * sub->end_display_time;
662
        }
663 748c2fca Michael Niedermayer
        write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
664 cf7fc795 Fabrice Bellard
    }
665
}
666
667 8a6cb114 Michael Niedermayer
static int bit_buffer_size= 1024*256;
668 27537106 Michael Niedermayer
static uint8_t *bit_buffer= NULL;
669 1ff93ffc Todd Kirby
670 115329f1 Diego Biurrun
static void do_video_out(AVFormatContext *s,
671
                         AVOutputStream *ost,
672 85f07f22 Fabrice Bellard
                         AVInputStream *ist,
673 7a0f9d7e Fabrice Bellard
                         AVFrame *in_picture,
674 986ebcdb Michael Niedermayer
                         int *frame_size)
675 85f07f22 Fabrice Bellard
{
676 ec5517d5 Fabrice Bellard
    int nb_frames, i, ret;
677 07d0cdfc Luca Abeni
    AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
678 18a54b04 Luca Abeni
    AVFrame picture_crop_temp, picture_pad_temp;
679 cfcf0ffd Fabrice Bellard
    AVCodecContext *enc, *dec;
680 115329f1 Diego Biurrun
681 a4d36c11 Michael Niedermayer
    avcodec_get_frame_defaults(&picture_crop_temp);
682 07d0cdfc Luca Abeni
    avcodec_get_frame_defaults(&picture_pad_temp);
683 a4d36c11 Michael Niedermayer
684 01f4895c Michael Niedermayer
    enc = ost->st->codec;
685
    dec = ist->st->codec;
686 85f07f22 Fabrice Bellard
687 ec5517d5 Fabrice Bellard
    /* by default, we output a single frame */
688
    nb_frames = 1;
689
690 204c0f48 Philip Gladstone
    *frame_size = 0;
691
692 986ebcdb Michael Niedermayer
    if(video_sync_method){
693 10d104e4 Philip Gladstone
        double vdelta;
694 b4a3389e Wolfram Gloger
        vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
695 e928649b Michael Niedermayer
        //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
696
        if (vdelta < -1.1)
697
            nb_frames = 0;
698
        else if (vdelta > 1.1)
699 70122f29 Michael Niedermayer
            nb_frames = lrintf(vdelta);
700 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);
701 50c3dd32 Michael Niedermayer
        if (nb_frames == 0){
702
            ++nb_frames_drop;
703
            if (verbose>2)
704
                fprintf(stderr, "*** drop!\n");
705 8300609b Michael Niedermayer
        }else if (nb_frames > 1) {
706
            nb_frames_dup += nb_frames;
707 50c3dd32 Michael Niedermayer
            if (verbose>2)
708 8300609b Michael Niedermayer
                fprintf(stderr, "*** %d dup!\n", nb_frames-1);
709 50c3dd32 Michael Niedermayer
        }
710
    }else
711 b4a3389e Wolfram Gloger
        ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
712 445f1b83 Roman Shaposhnik
713 7ca60994 Michael Niedermayer
    nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
714 115329f1 Diego Biurrun
    if (nb_frames <= 0)
715 85f07f22 Fabrice Bellard
        return;
716 ce7c56c2 Juanjo
717 07d0cdfc Luca Abeni
    if (ost->video_crop) {
718 636d6a4a Panagiotis Issaris
        if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
719 07d0cdfc Luca Abeni
            av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
720 4e780252 Limin Wang
            return;
721 07d0cdfc Luca Abeni
        }
722
        formatted_picture = &picture_crop_temp;
723 18a54b04 Luca Abeni
    } else {
724
        formatted_picture = in_picture;
725 07d0cdfc Luca Abeni
    }
726
727
    final_picture = formatted_picture;
728
    padding_src = formatted_picture;
729
    resampling_dst = &ost->pict_tmp;
730
    if (ost->video_pad) {
731
        final_picture = &ost->pict_tmp;
732
        if (ost->video_resample) {
733 636d6a4a Panagiotis Issaris
            if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
734 07d0cdfc Luca Abeni
                av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
735 4e780252 Limin Wang
                return;
736 07d0cdfc Luca Abeni
            }
737
            resampling_dst = &picture_pad_temp;
738
        }
739
    }
740
741 85f07f22 Fabrice Bellard
    if (ost->video_resample) {
742 07d0cdfc Luca Abeni
        padding_src = NULL;
743 34b10a57 Dieter
        final_picture = &ost->pict_tmp;
744 18a54b04 Luca Abeni
        sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
745
              0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
746 f122deb4 Luca Abeni
    }
747 07d0cdfc Luca Abeni
748
    if (ost->video_pad) {
749 636d6a4a Panagiotis Issaris
        av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
750 07d0cdfc Luca Abeni
                enc->height, enc->width, enc->pix_fmt,
751
                ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
752 85f07f22 Fabrice Bellard
    }
753 07d0cdfc Luca Abeni
754 85f07f22 Fabrice Bellard
    /* duplicates frame if needed */
755 ec5517d5 Fabrice Bellard
    for(i=0;i<nb_frames;i++) {
756 e928649b Michael Niedermayer
        AVPacket pkt;
757
        av_init_packet(&pkt);
758
        pkt.stream_index= ost->index;
759
760 e8750b00 Fred Rothganger
        if (s->oformat->flags & AVFMT_RAWPICTURE) {
761
            /* raw pictures are written as AVPicture structure to
762
               avoid any copies. We support temorarily the older
763
               method. */
764 2744ca9a Roman Shaposhnik
            AVFrame* old_frame = enc->coded_frame;
765 bb270c08 Diego Biurrun
            enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
766 e928649b Michael Niedermayer
            pkt.data= (uint8_t *)final_picture;
767
            pkt.size=  sizeof(AVPicture);
768 e7902f20 Michael Niedermayer
            if(dec->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
769 c0df9d75 Michael Niedermayer
                pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
770 e928649b Michael Niedermayer
            if(dec->coded_frame && dec->coded_frame->key_frame)
771
                pkt.flags |= PKT_FLAG_KEY;
772
773 748c2fca Michael Niedermayer
            write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
774 bb270c08 Diego Biurrun
            enc->coded_frame = old_frame;
775 e8750b00 Fred Rothganger
        } else {
776 492cd3a9 Michael Niedermayer
            AVFrame big_picture;
777 a4d36c11 Michael Niedermayer
778
            big_picture= *final_picture;
779 7a0f9d7e Fabrice Bellard
            /* better than nothing: use input picture interlaced
780
               settings */
781
            big_picture.interlaced_frame = in_picture->interlaced_frame;
782 23b254fb Benoit Fouet
            if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
783 bb198e19 Michael Niedermayer
                if(top_field_first == -1)
784
                    big_picture.top_field_first = in_picture->top_field_first;
785
                else
786 2a8edc5d Michael Niedermayer
                    big_picture.top_field_first = top_field_first;
787 bb198e19 Michael Niedermayer
            }
788 7a0f9d7e Fabrice Bellard
789 85f07f22 Fabrice Bellard
            /* handles sameq here. This is not correct because it may
790
               not be a global option */
791
            if (same_quality) {
792 1e491e29 Michael Niedermayer
                big_picture.quality = ist->st->quality;
793
            }else
794
                big_picture.quality = ost->st->quality;
795 f4f3223f Michael Niedermayer
            if(!me_threshold)
796
                big_picture.pict_type = 0;
797 50c3dd32 Michael Niedermayer
//            big_picture.pts = AV_NOPTS_VALUE;
798 c0df9d75 Michael Niedermayer
            big_picture.pts= ost->sync_opts;
799
//            big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
800 949b1a13 Steve L'Homme
//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
801 115329f1 Diego Biurrun
            ret = avcodec_encode_video(enc,
802 8a6cb114 Michael Niedermayer
                                       bit_buffer, bit_buffer_size,
803 1e491e29 Michael Niedermayer
                                       &big_picture);
804 4156a436 Panagiotis Issaris
            if (ret == -1) {
805
                fprintf(stderr, "Video encoding failed\n");
806
                exit(1);
807
            }
808 44429457 Juanjo
            //enc->frame_number = enc->real_pict_num;
809 4bbc6260 Michael Niedermayer
            if(ret>0){
810 27537106 Michael Niedermayer
                pkt.data= bit_buffer;
811 e928649b Michael Niedermayer
                pkt.size= ret;
812 e7902f20 Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
813 c0df9d75 Michael Niedermayer
                    pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
814 949b1a13 Steve L'Homme
/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
815 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,
816
   pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
817 50c3dd32 Michael Niedermayer
818 e928649b Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->key_frame)
819
                    pkt.flags |= PKT_FLAG_KEY;
820 748c2fca Michael Niedermayer
                write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
821 e928649b Michael Niedermayer
                *frame_size = ret;
822
                //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
823
                //        enc->frame_number-1, enc->real_pict_num, ret,
824
                //        enc->pict_type);
825
                /* if two pass, output log */
826
                if (ost->logfile && enc->stats_out) {
827
                    fprintf(ost->logfile, "%s", enc->stats_out);
828
                }
829 5abdb4b1 Fabrice Bellard
            }
830 85f07f22 Fabrice Bellard
        }
831 50c3dd32 Michael Niedermayer
        ost->sync_opts++;
832 ec5517d5 Fabrice Bellard
        ost->frame_number++;
833 85f07f22 Fabrice Bellard
    }
834
}
835
836 140cb663 Michael Niedermayer
static double psnr(double d){
837
    if(d==0) return INFINITY;
838 b29f97d1 Zdenek Kabelac
    return -10.0*log(d)/log(10.0);
839 140cb663 Michael Niedermayer
}
840
841 115329f1 Diego Biurrun
static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
842 ec5517d5 Fabrice Bellard
                           int frame_size)
843 ce7c56c2 Juanjo
{
844
    AVCodecContext *enc;
845
    int frame_number;
846 0c1a9eda Zdenek Kabelac
    int64_t ti;
847 ce7c56c2 Juanjo
    double ti1, bitrate, avg_bitrate;
848 115329f1 Diego Biurrun
849 f27a7268 Måns Rullgård
    ti = INT64_MAX;
850 01f4895c Michael Niedermayer
    enc = ost->st->codec;
851 ce7c56c2 Juanjo
    if (enc->codec_type == CODEC_TYPE_VIDEO) {
852 ec5517d5 Fabrice Bellard
        frame_number = ost->frame_number;
853 158c7f05 Michael Niedermayer
        fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
854 140cb663 Michael Niedermayer
        if (enc->flags&CODEC_FLAG_PSNR)
855 492cd3a9 Michael Niedermayer
            fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
856 115329f1 Diego Biurrun
857 ce7c56c2 Juanjo
        fprintf(fvstats,"f_size= %6d ", frame_size);
858 ec5517d5 Fabrice Bellard
        /* compute pts value */
859 c0df9d75 Michael Niedermayer
        ti1 = ost->sync_opts * av_q2d(enc->time_base);
860 ce7c56c2 Juanjo
        if (ti1 < 0.01)
861
            ti1 = 0.01;
862 115329f1 Diego Biurrun
863 c0df9d75 Michael Niedermayer
        bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
864 1008ceb3 Michael Niedermayer
        avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
865 ce7c56c2 Juanjo
        fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
866 1008ceb3 Michael Niedermayer
            (double)video_size / 1024, ti1, bitrate, avg_bitrate);
867 115329f1 Diego Biurrun
        fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
868 ce7c56c2 Juanjo
    }
869 ec5517d5 Fabrice Bellard
}
870
871 b29f97d1 Zdenek Kabelac
static void print_report(AVFormatContext **output_files,
872 bb270c08 Diego Biurrun
                         AVOutputStream **ost_table, int nb_ostreams,
873
                         int is_last_report)
874 ec5517d5 Fabrice Bellard
{
875
    char buf[1024];
876
    AVOutputStream *ost;
877
    AVFormatContext *oc, *os;
878 0c1a9eda Zdenek Kabelac
    int64_t total_size;
879 ec5517d5 Fabrice Bellard
    AVCodecContext *enc;
880
    int frame_number, vid, i;
881
    double bitrate, ti1, pts;
882 0c1a9eda Zdenek Kabelac
    static int64_t last_time = -1;
883 0888fd22 Michael Niedermayer
    static int qp_histogram[52];
884 115329f1 Diego Biurrun
885 ec5517d5 Fabrice Bellard
    if (!is_last_report) {
886 0c1a9eda Zdenek Kabelac
        int64_t cur_time;
887 ec5517d5 Fabrice Bellard
        /* display the report every 0.5 seconds */
888
        cur_time = av_gettime();
889
        if (last_time == -1) {
890
            last_time = cur_time;
891
            return;
892 115329f1 Diego Biurrun
        }
893 ec5517d5 Fabrice Bellard
        if ((cur_time - last_time) < 500000)
894
            return;
895
        last_time = cur_time;
896
    }
897
898 ce7c56c2 Juanjo
899 ec5517d5 Fabrice Bellard
    oc = output_files[0];
900
901 859d95ba Michael Niedermayer
    total_size = url_fsize(&oc->pb);
902
    if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
903
        total_size= url_ftell(&oc->pb);
904 115329f1 Diego Biurrun
905 ec5517d5 Fabrice Bellard
    buf[0] = '\0';
906
    ti1 = 1e10;
907
    vid = 0;
908
    for(i=0;i<nb_ostreams;i++) {
909
        ost = ost_table[i];
910
        os = output_files[ost->file_index];
911 01f4895c Michael Niedermayer
        enc = ost->st->codec;
912 10d104e4 Philip Gladstone
        if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
913 0ecca7a4 Michael Niedermayer
            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
914 158c7f05 Michael Niedermayer
                    enc->coded_frame->quality/(float)FF_QP2LAMBDA);
915 10d104e4 Philip Gladstone
        }
916 ec5517d5 Fabrice Bellard
        if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
917 7fc98937 Limin Wang
            float t = (av_gettime()-timer_start) / 1000000.0;
918
919 ec5517d5 Fabrice Bellard
            frame_number = ost->frame_number;
920 7fc98937 Limin Wang
            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
921
                     frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
922
                     enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
923 890972be Michael Niedermayer
            if(is_last_report)
924 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
925 0888fd22 Michael Niedermayer
            if(qp_hist && enc->coded_frame){
926
                int j;
927
                int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
928
                if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
929
                    qp_histogram[qp]++;
930
                for(j=0; j<32; j++)
931
                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
932
            }
933 890972be Michael Niedermayer
            if (enc->flags&CODEC_FLAG_PSNR){
934
                int j;
935
                double error, error_sum=0;
936
                double scale, scale_sum=0;
937
                char type[3]= {'Y','U','V'};
938 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
939 890972be Michael Niedermayer
                for(j=0; j<3; j++){
940
                    if(is_last_report){
941
                        error= enc->error[j];
942
                        scale= enc->width*enc->height*255.0*255.0*frame_number;
943
                    }else{
944
                        error= enc->coded_frame->error[j];
945
                        scale= enc->width*enc->height*255.0*255.0;
946
                    }
947
                    if(j) scale/=4;
948
                    error_sum += error;
949
                    scale_sum += scale;
950 0ecca7a4 Michael Niedermayer
                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
951 890972be Michael Niedermayer
                }
952 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
953 890972be Michael Niedermayer
            }
954 ec5517d5 Fabrice Bellard
            vid = 1;
955
        }
956
        /* compute min output value */
957 9ee91c2f Michael Niedermayer
        pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
958 5d9827bc Kareila
        if ((pts < ti1) && (pts > 0))
959 ec5517d5 Fabrice Bellard
            ti1 = pts;
960
    }
961
    if (ti1 < 0.01)
962
        ti1 = 0.01;
963 115329f1 Diego Biurrun
964 f068206e Bill Eldridge
    if (verbose || is_last_report) {
965
        bitrate = (double)(total_size * 8) / ti1 / 1000.0;
966 115329f1 Diego Biurrun
967
        snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
968 ec5517d5 Fabrice Bellard
            "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
969
            (double)total_size / 1024, ti1, bitrate);
970 a6a92a9a Wolfram Gloger
971 bb270c08 Diego Biurrun
        if (verbose > 1)
972
          snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
973
                  nb_frames_dup, nb_frames_drop);
974 115329f1 Diego Biurrun
975 d8019eb5 Allen Day
        if (verbose >= 0)
976
            fprintf(stderr, "%s    \r", buf);
977
978 ec5517d5 Fabrice Bellard
        fflush(stderr);
979
    }
980 115329f1 Diego Biurrun
981 1008ceb3 Michael Niedermayer
    if (is_last_report && verbose >= 0){
982
        int64_t raw= audio_size + video_size + extra_size;
983 f068206e Bill Eldridge
        fprintf(stderr, "\n");
984 1008ceb3 Michael Niedermayer
        fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
985
                video_size/1024.0,
986
                audio_size/1024.0,
987
                extra_size/1024.0,
988
                100.0*(total_size - raw)/raw
989
        );
990
    }
991 ce7c56c2 Juanjo
}
992
993 a700a6ae Fabrice Bellard
/* pkt = NULL means EOF (needed to flush decoder buffers) */
994
static int output_packet(AVInputStream *ist, int ist_index,
995
                         AVOutputStream **ost_table, int nb_ostreams,
996 4b85a28f Wolfram Gloger
                         const AVPacket *pkt)
997 a700a6ae Fabrice Bellard
{
998
    AVFormatContext *os;
999
    AVOutputStream *ost;
1000
    uint8_t *ptr;
1001
    int len, ret, i;
1002
    uint8_t *data_buf;
1003
    int data_size, got_picture;
1004
    AVFrame picture;
1005
    void *buffer_to_free;
1006 f038fe8b Diego Biurrun
    static unsigned int samples_size= 0;
1007 78953e62 Michael Niedermayer
    static short *samples= NULL;
1008 cf7fc795 Fabrice Bellard
    AVSubtitle subtitle, *subtitle_to_free;
1009
    int got_subtitle;
1010 115329f1 Diego Biurrun
1011 2b18dcd0 Michael Niedermayer
    if(!pkt){
1012
        ist->pts= ist->next_pts; // needed for last packet if vsync=0
1013
    } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
1014 c0df9d75 Michael Niedermayer
        ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1015 a700a6ae Fabrice Bellard
    } else {
1016 a603bf8d Michael Niedermayer
//        assert(ist->pts == ist->next_pts);
1017 a700a6ae Fabrice Bellard
    }
1018 115329f1 Diego Biurrun
1019 a700a6ae Fabrice Bellard
    if (pkt == NULL) {
1020
        /* EOF handling */
1021
        ptr = NULL;
1022
        len = 0;
1023
        goto handle_eof;
1024
    }
1025
1026
    len = pkt->size;
1027
    ptr = pkt->data;
1028
    while (len > 0) {
1029
    handle_eof:
1030
        /* decode the packet if needed */
1031
        data_buf = NULL; /* fail safe */
1032
        data_size = 0;
1033 cf7fc795 Fabrice Bellard
        subtitle_to_free = NULL;
1034 a700a6ae Fabrice Bellard
        if (ist->decoding_needed) {
1035 01f4895c Michael Niedermayer
            switch(ist->st->codec->codec_type) {
1036 df84ac2e Michael Niedermayer
            case CODEC_TYPE_AUDIO:{
1037 115329f1 Diego Biurrun
                if(pkt)
1038 5508d26b Baptiste Coudurier
                    samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
1039 5d55e966 Michael Niedermayer
                data_size= samples_size;
1040 a700a6ae Fabrice Bellard
                    /* XXX: could avoid copy if PCM 16 bits with same
1041
                       endianness as CPU */
1042 5d55e966 Michael Niedermayer
                ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
1043 a700a6ae Fabrice Bellard
                                           ptr, len);
1044
                if (ret < 0)
1045
                    goto fail_decode;
1046
                ptr += ret;
1047
                len -= ret;
1048
                /* Some bug in mpeg audio decoder gives */
1049
                /* data_size < 0, it seems they are overflows */
1050
                if (data_size <= 0) {
1051
                    /* no audio frame */
1052
                    continue;
1053
                }
1054
                data_buf = (uint8_t *)samples;
1055 115329f1 Diego Biurrun
                ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
1056 01f4895c Michael Niedermayer
                    (ist->st->codec->sample_rate * ist->st->codec->channels);
1057 df84ac2e Michael Niedermayer
                break;}
1058 a700a6ae Fabrice Bellard
            case CODEC_TYPE_VIDEO:
1059 01f4895c Michael Niedermayer
                    data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
1060 a700a6ae Fabrice Bellard
                    /* XXX: allocate picture correctly */
1061 9740beff Michael Niedermayer
                    avcodec_get_frame_defaults(&picture);
1062
1063 115329f1 Diego Biurrun
                    ret = avcodec_decode_video(ist->st->codec,
1064 a700a6ae Fabrice Bellard
                                               &picture, &got_picture, ptr, len);
1065
                    ist->st->quality= picture.quality;
1066 115329f1 Diego Biurrun
                    if (ret < 0)
1067 a700a6ae Fabrice Bellard
                        goto fail_decode;
1068
                    if (!got_picture) {
1069
                        /* no picture yet */
1070
                        goto discard_packet;
1071
                    }
1072 01f4895c Michael Niedermayer
                    if (ist->st->codec->time_base.num != 0) {
1073 115329f1 Diego Biurrun
                        ist->next_pts += ((int64_t)AV_TIME_BASE *
1074 01f4895c Michael Niedermayer
                                          ist->st->codec->time_base.num) /
1075
                            ist->st->codec->time_base.den;
1076 a700a6ae Fabrice Bellard
                    }
1077
                    len = 0;
1078
                    break;
1079 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1080 115329f1 Diego Biurrun
                ret = avcodec_decode_subtitle(ist->st->codec,
1081 cf7fc795 Fabrice Bellard
                                              &subtitle, &got_subtitle, ptr, len);
1082
                if (ret < 0)
1083 a700a6ae Fabrice Bellard
                    goto fail_decode;
1084 cf7fc795 Fabrice Bellard
                if (!got_subtitle) {
1085
                    goto discard_packet;
1086 a700a6ae Fabrice Bellard
                }
1087 cf7fc795 Fabrice Bellard
                subtitle_to_free = &subtitle;
1088
                len = 0;
1089
                break;
1090
            default:
1091
                goto fail_decode;
1092
            }
1093
        } else {
1094 bde0705c Limin Wang
            switch(ist->st->codec->codec_type) {
1095
            case CODEC_TYPE_AUDIO:
1096
                ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1097
                    (ist->st->codec->sample_rate * ist->st->codec->channels);
1098
                break;
1099
            case CODEC_TYPE_VIDEO:
1100
                if (ist->st->codec->time_base.num != 0) {
1101
                    ist->next_pts += ((int64_t)AV_TIME_BASE *
1102
                                      ist->st->codec->time_base.num) /
1103
                        ist->st->codec->time_base.den;
1104 2fef0bdf Michael Niedermayer
                }
1105 bde0705c Limin Wang
                break;
1106 a700a6ae Fabrice Bellard
            }
1107 bde0705c Limin Wang
            data_buf = ptr;
1108
            data_size = len;
1109
            ret = len;
1110
            len = 0;
1111
        }
1112 a700a6ae Fabrice Bellard
1113 bde0705c Limin Wang
        buffer_to_free = NULL;
1114
        if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1115
            pre_process_video_frame(ist, (AVPicture *)&picture,
1116
                                    &buffer_to_free);
1117
        }
1118 a700a6ae Fabrice Bellard
1119 bde0705c Limin Wang
        // preprocess audio (volume)
1120
        if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1121
            if (audio_volume != 256) {
1122
                short *volp;
1123
                volp = samples;
1124
                for(i=0;i<(data_size / sizeof(short));i++) {
1125
                    int v = ((*volp) * audio_volume + 128) >> 8;
1126
                    if (v < -32768) v = -32768;
1127
                    if (v >  32767) v = 32767;
1128
                    *volp++ = v;
1129 7e987c33 Calcium
                }
1130
            }
1131 bde0705c Limin Wang
        }
1132 7e987c33 Calcium
1133 bde0705c Limin Wang
        /* frame rate emulation */
1134
        if (ist->st->codec->rate_emu) {
1135
            int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1136
            int64_t now = av_gettime() - ist->start;
1137
            if (pts > now)
1138
                usleep(pts - now);
1139 a700a6ae Fabrice Bellard
1140 bde0705c Limin Wang
            ist->frame++;
1141
        }
1142 a700a6ae Fabrice Bellard
1143
#if 0
1144 bde0705c Limin Wang
        /* mpeg PTS deordering : if it is a P or I frame, the PTS
1145
           is the one of the next displayed one */
1146
        /* XXX: add mpeg4 too ? */
1147
        if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1148
            if (ist->st->codec->pict_type != B_TYPE) {
1149
                int64_t tmp;
1150
                tmp = ist->last_ip_pts;
1151
                ist->last_ip_pts  = ist->frac_pts.val;
1152
                ist->frac_pts.val = tmp;
1153 a700a6ae Fabrice Bellard
            }
1154 bde0705c Limin Wang
        }
1155 a700a6ae Fabrice Bellard
#endif
1156 bde0705c Limin Wang
        /* if output time reached then transcode raw format,
1157
           encode packets and output them */
1158
        if (start_time == 0 || ist->pts >= start_time)
1159
            for(i=0;i<nb_ostreams;i++) {
1160
                int frame_size;
1161 a700a6ae Fabrice Bellard
1162 bde0705c Limin Wang
                ost = ost_table[i];
1163
                if (ost->source_index == ist_index) {
1164
                    os = output_files[ost->file_index];
1165 a700a6ae Fabrice Bellard
1166
#if 0
1167 bde0705c Limin Wang
                    printf("%d: got pts=%0.3f %0.3f\n", i,
1168
                           (double)pkt->pts / AV_TIME_BASE,
1169
                           ((double)ist->pts / AV_TIME_BASE) -
1170
                           ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
1171 a700a6ae Fabrice Bellard
#endif
1172 bde0705c Limin Wang
                    /* set the input output pts pairs */
1173
                    //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1174
1175
                    if (ost->encoding_needed) {
1176
                        switch(ost->st->codec->codec_type) {
1177
                        case CODEC_TYPE_AUDIO:
1178
                            do_audio_out(os, ost, ist, data_buf, data_size);
1179
                            break;
1180
                        case CODEC_TYPE_VIDEO:
1181
                            do_video_out(os, ost, ist, &picture, &frame_size);
1182
                            video_size += frame_size;
1183 f801d8aa Stefano Sabatini
                            if (fvstats && frame_size)
1184 bde0705c Limin Wang
                                do_video_stats(os, ost, frame_size);
1185
                            break;
1186
                        case CODEC_TYPE_SUBTITLE:
1187
                            do_subtitle_out(os, ost, ist, &subtitle,
1188
                                            pkt->pts);
1189
                            break;
1190
                        default:
1191
                            av_abort();
1192
                        }
1193
                    } else {
1194
                        AVFrame avframe; //FIXME/XXX remove this
1195
                        AVPacket opkt;
1196
                        av_init_packet(&opkt);
1197
1198
                        /* no reencoding needed : output the packet directly */
1199
                        /* force the input stream PTS */
1200
1201
                        avcodec_get_frame_defaults(&avframe);
1202
                        ost->st->codec->coded_frame= &avframe;
1203
                        avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1204
1205
                        if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1206
                            audio_size += data_size;
1207
                        else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1208
                            video_size += data_size;
1209
                            ost->sync_opts++;
1210
                        }
1211
1212
                        opkt.stream_index= ost->index;
1213
                        if(pkt->pts != AV_NOPTS_VALUE)
1214
                            opkt.pts= av_rescale_q(av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
1215
                        else
1216
                            opkt.pts= AV_NOPTS_VALUE;
1217
1218
                        {
1219
                            int64_t dts;
1220
                            if (pkt->dts == AV_NOPTS_VALUE)
1221
                                dts = ist->next_pts;
1222 6c55b27f Michael Niedermayer
                            else
1223 bde0705c Limin Wang
                                dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1224
                            opkt.dts= av_rescale_q(dts + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
1225 a700a6ae Fabrice Bellard
                        }
1226 bde0705c Limin Wang
                        opkt.flags= pkt->flags;
1227
1228
                        //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1229
                        if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1230
                            opkt.destruct= av_destruct_packet;
1231
1232
                        write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][pkt->stream_index]);
1233
                        ost->st->codec->frame_number++;
1234
                        ost->frame_number++;
1235
                        av_free_packet(&opkt);
1236 a700a6ae Fabrice Bellard
                    }
1237
                }
1238 bde0705c Limin Wang
            }
1239
        av_free(buffer_to_free);
1240
        /* XXX: allocate the subtitles in the codec ? */
1241
        if (subtitle_to_free) {
1242
            if (subtitle_to_free->rects != NULL) {
1243
                for (i = 0; i < subtitle_to_free->num_rects; i++) {
1244
                    av_free(subtitle_to_free->rects[i].bitmap);
1245
                    av_free(subtitle_to_free->rects[i].rgba_palette);
1246 c6ec28b1 Michael Niedermayer
                }
1247 bde0705c Limin Wang
                av_freep(&subtitle_to_free->rects);
1248 cf7fc795 Fabrice Bellard
            }
1249 bde0705c Limin Wang
            subtitle_to_free->num_rects = 0;
1250
            subtitle_to_free = NULL;
1251 a700a6ae Fabrice Bellard
        }
1252 bde0705c Limin Wang
    }
1253 a700a6ae Fabrice Bellard
 discard_packet:
1254 6f824977 Michael Niedermayer
    if (pkt == NULL) {
1255
        /* EOF handling */
1256 115329f1 Diego Biurrun
1257 6f824977 Michael Niedermayer
        for(i=0;i<nb_ostreams;i++) {
1258
            ost = ost_table[i];
1259
            if (ost->source_index == ist_index) {
1260 01f4895c Michael Niedermayer
                AVCodecContext *enc= ost->st->codec;
1261 6f824977 Michael Niedermayer
                os = output_files[ost->file_index];
1262 115329f1 Diego Biurrun
1263 01f4895c Michael Niedermayer
                if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
1264 6f824977 Michael Niedermayer
                    continue;
1265 01f4895c Michael Niedermayer
                if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1266 6f824977 Michael Niedermayer
                    continue;
1267
1268
                if (ost->encoding_needed) {
1269
                    for(;;) {
1270
                        AVPacket pkt;
1271 cef7cc72 Justin Ruggles
                        int fifo_bytes;
1272 6f824977 Michael Niedermayer
                        av_init_packet(&pkt);
1273
                        pkt.stream_index= ost->index;
1274 115329f1 Diego Biurrun
1275 01f4895c Michael Niedermayer
                        switch(ost->st->codec->codec_type) {
1276 115329f1 Diego Biurrun
                        case CODEC_TYPE_AUDIO:
1277 f5a478f6 Roman Shaposhnik
                            fifo_bytes = av_fifo_size(&ost->fifo);
1278 cef7cc72 Justin Ruggles
                            ret = 0;
1279
                            /* encode any samples remaining in fifo */
1280
                            if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1281
                                int fs_tmp = enc->frame_size;
1282
                                enc->frame_size = fifo_bytes / (2 * enc->channels);
1283 f5a478f6 Roman Shaposhnik
                                if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
1284 cef7cc72 Justin Ruggles
                                    ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1285
                                }
1286
                                enc->frame_size = fs_tmp;
1287 9e0db7d5 Michael Niedermayer
                            }
1288
                            if(ret <= 0) {
1289 cef7cc72 Justin Ruggles
                                ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1290
                            }
1291 6f824977 Michael Niedermayer
                            audio_size += ret;
1292
                            pkt.flags |= PKT_FLAG_KEY;
1293
                            break;
1294
                        case CODEC_TYPE_VIDEO:
1295 8a6cb114 Michael Niedermayer
                            ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1296 6f824977 Michael Niedermayer
                            video_size += ret;
1297
                            if(enc->coded_frame && enc->coded_frame->key_frame)
1298
                                pkt.flags |= PKT_FLAG_KEY;
1299
                            if (ost->logfile && enc->stats_out) {
1300
                                fprintf(ost->logfile, "%s", enc->stats_out);
1301
                            }
1302
                            break;
1303
                        default:
1304
                            ret=-1;
1305
                        }
1306 115329f1 Diego Biurrun
1307 6f824977 Michael Niedermayer
                        if(ret<=0)
1308
                            break;
1309 27537106 Michael Niedermayer
                        pkt.data= bit_buffer;
1310 6f824977 Michael Niedermayer
                        pkt.size= ret;
1311 e7902f20 Michael Niedermayer
                        if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1312 c0df9d75 Michael Niedermayer
                            pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1313 748c2fca Michael Niedermayer
                        write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
1314 6f824977 Michael Niedermayer
                    }
1315
                }
1316
            }
1317
        }
1318
    }
1319 115329f1 Diego Biurrun
1320 a700a6ae Fabrice Bellard
    return 0;
1321
 fail_decode:
1322
    return -1;
1323
}
1324
1325
1326 85f07f22 Fabrice Bellard
/*
1327
 * The following code is the main loop of the file converter
1328
 */
1329
static int av_encode(AVFormatContext **output_files,
1330
                     int nb_output_files,
1331
                     AVFormatContext **input_files,
1332
                     int nb_input_files,
1333
                     AVStreamMap *stream_maps, int nb_stream_maps)
1334
{
1335 445f1b83 Roman Shaposhnik
    int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
1336 85f07f22 Fabrice Bellard
    AVFormatContext *is, *os;
1337
    AVCodecContext *codec, *icodec;
1338
    AVOutputStream *ost, **ost_table = NULL;
1339
    AVInputStream *ist, **ist_table = NULL;
1340 bdc4796f Fabrice Bellard
    AVInputFile *file_table;
1341 cb09b2ed Philip Gladstone
    int key;
1342 bdc4796f Fabrice Bellard
1343 51bd4565 Philip Gladstone
    file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
1344 bdc4796f Fabrice Bellard
    if (!file_table)
1345
        goto fail;
1346 115329f1 Diego Biurrun
1347 85f07f22 Fabrice Bellard
    /* input stream init */
1348
    j = 0;
1349
    for(i=0;i<nb_input_files;i++) {
1350
        is = input_files[i];
1351
        file_table[i].ist_index = j;
1352 79fdaa4c Fabrice Bellard
        file_table[i].nb_streams = is->nb_streams;
1353 85f07f22 Fabrice Bellard
        j += is->nb_streams;
1354
    }
1355
    nb_istreams = j;
1356
1357
    ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1358
    if (!ist_table)
1359 bdc4796f Fabrice Bellard
        goto fail;
1360 115329f1 Diego Biurrun
1361 85f07f22 Fabrice Bellard
    for(i=0;i<nb_istreams;i++) {
1362
        ist = av_mallocz(sizeof(AVInputStream));
1363
        if (!ist)
1364
            goto fail;
1365
        ist_table[i] = ist;
1366
    }
1367
    j = 0;
1368
    for(i=0;i<nb_input_files;i++) {
1369
        is = input_files[i];
1370
        for(k=0;k<is->nb_streams;k++) {
1371
            ist = ist_table[j++];
1372
            ist->st = is->streams[k];
1373
            ist->file_index = i;
1374
            ist->index = k;
1375
            ist->discard = 1; /* the stream is discarded by default
1376
                                 (changed later) */
1377 bdfcbbed Max Krasnyansky
1378 01f4895c Michael Niedermayer
            if (ist->st->codec->rate_emu) {
1379 bdfcbbed Max Krasnyansky
                ist->start = av_gettime();
1380
                ist->frame = 0;
1381
            }
1382 85f07f22 Fabrice Bellard
        }
1383
    }
1384
1385
    /* output stream init */
1386
    nb_ostreams = 0;
1387
    for(i=0;i<nb_output_files;i++) {
1388
        os = output_files[i];
1389 8a7bde1c Baptiste Coudurier
        if (!os->nb_streams) {
1390
            fprintf(stderr, "Output file does not contain any stream\n");
1391
            exit(1);
1392
        }
1393 85f07f22 Fabrice Bellard
        nb_ostreams += os->nb_streams;
1394
    }
1395
    if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1396
        fprintf(stderr, "Number of stream maps must match number of output streams\n");
1397
        exit(1);
1398
    }
1399
1400 bd073980 Brian Foley
    /* Sanity check the mapping args -- do the input files & streams exist? */
1401
    for(i=0;i<nb_stream_maps;i++) {
1402
        int fi = stream_maps[i].file_index;
1403
        int si = stream_maps[i].stream_index;
1404 115329f1 Diego Biurrun
1405 bd073980 Brian Foley
        if (fi < 0 || fi > nb_input_files - 1 ||
1406
            si < 0 || si > file_table[fi].nb_streams - 1) {
1407
            fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1408
            exit(1);
1409
        }
1410 b4a3389e Wolfram Gloger
        fi = stream_maps[i].sync_file_index;
1411
        si = stream_maps[i].sync_stream_index;
1412
        if (fi < 0 || fi > nb_input_files - 1 ||
1413
            si < 0 || si > file_table[fi].nb_streams - 1) {
1414
            fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1415
            exit(1);
1416
        }
1417 bd073980 Brian Foley
    }
1418 115329f1 Diego Biurrun
1419 85f07f22 Fabrice Bellard
    ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1420
    if (!ost_table)
1421
        goto fail;
1422
    for(i=0;i<nb_ostreams;i++) {
1423
        ost = av_mallocz(sizeof(AVOutputStream));
1424
        if (!ost)
1425
            goto fail;
1426
        ost_table[i] = ost;
1427
    }
1428 115329f1 Diego Biurrun
1429 85f07f22 Fabrice Bellard
    n = 0;
1430
    for(k=0;k<nb_output_files;k++) {
1431
        os = output_files[k];
1432
        for(i=0;i<os->nb_streams;i++) {
1433
            int found;
1434
            ost = ost_table[n++];
1435
            ost->file_index = k;
1436
            ost->index = i;
1437
            ost->st = os->streams[i];
1438
            if (nb_stream_maps > 0) {
1439 115329f1 Diego Biurrun
                ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
1440 85f07f22 Fabrice Bellard
                    stream_maps[n-1].stream_index;
1441 115329f1 Diego Biurrun
1442 bd073980 Brian Foley
                /* Sanity check that the stream types match */
1443 01f4895c Michael Niedermayer
                if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
1444 bd073980 Brian Foley
                    fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1445
                        stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1446
                        ost->file_index, ost->index);
1447
                    exit(1);
1448
                }
1449 115329f1 Diego Biurrun
1450 85f07f22 Fabrice Bellard
            } else {
1451
                /* get corresponding input stream index : we select the first one with the right type */
1452
                found = 0;
1453
                for(j=0;j<nb_istreams;j++) {
1454
                    ist = ist_table[j];
1455 115329f1 Diego Biurrun
                    if (ist->discard &&
1456 01f4895c Michael Niedermayer
                        ist->st->codec->codec_type == ost->st->codec->codec_type) {
1457 85f07f22 Fabrice Bellard
                        ost->source_index = j;
1458
                        found = 1;
1459 c19e76ce Nathan Kurz
                        break;
1460 85f07f22 Fabrice Bellard
                    }
1461
                }
1462 115329f1 Diego Biurrun
1463 85f07f22 Fabrice Bellard
                if (!found) {
1464
                    /* try again and reuse existing stream */
1465
                    for(j=0;j<nb_istreams;j++) {
1466
                        ist = ist_table[j];
1467 01f4895c Michael Niedermayer
                        if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1468 85f07f22 Fabrice Bellard
                            ost->source_index = j;
1469
                            found = 1;
1470
                        }
1471
                    }
1472
                    if (!found) {
1473
                        fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1474
                                ost->file_index, ost->index);
1475
                        exit(1);
1476
                    }
1477
                }
1478
            }
1479
            ist = ist_table[ost->source_index];
1480
            ist->discard = 0;
1481 b4a3389e Wolfram Gloger
            ost->sync_ist = (nb_stream_maps > 0) ?
1482
                ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1483
                         stream_maps[n-1].sync_stream_index] : ist;
1484 85f07f22 Fabrice Bellard
        }
1485
    }
1486
1487
    /* for each output stream, we compute the right encoding parameters */
1488
    for(i=0;i<nb_ostreams;i++) {
1489
        ost = ost_table[i];
1490
        ist = ist_table[ost->source_index];
1491
1492 01f4895c Michael Niedermayer
        codec = ost->st->codec;
1493
        icodec = ist->st->codec;
1494 85f07f22 Fabrice Bellard
1495 1629626f Fabrice Bellard
        if (ost->st->stream_copy) {
1496
            /* if stream_copy is selected, no need to decode or encode */
1497
            codec->codec_id = icodec->codec_id;
1498
            codec->codec_type = icodec->codec_type;
1499 b2a2197e Michael Niedermayer
            if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
1500 1629626f Fabrice Bellard
            codec->bit_rate = icodec->bit_rate;
1501 dffbfd06 Michael Niedermayer
            codec->extradata= icodec->extradata;
1502
            codec->extradata_size= icodec->extradata_size;
1503 4408e75e Michael Niedermayer
            if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
1504 d29de719 Michael Niedermayer
                codec->time_base = icodec->time_base;
1505
            else
1506
                codec->time_base = ist->st->time_base;
1507 1629626f Fabrice Bellard
            switch(codec->codec_type) {
1508
            case CODEC_TYPE_AUDIO:
1509
                codec->sample_rate = icodec->sample_rate;
1510
                codec->channels = icodec->channels;
1511 0a3b0447 Michael Niedermayer
                codec->frame_size = icodec->frame_size;
1512 c1344911 Michael Niedermayer
                codec->block_align= icodec->block_align;
1513 1629626f Fabrice Bellard
                break;
1514
            case CODEC_TYPE_VIDEO:
1515 8d74e55b Matthijs Douze
                if(using_vhook) {
1516
                    fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1517
                    exit(1);
1518
                }
1519 9df3437f Baptiste Coudurier
                codec->pix_fmt = icodec->pix_fmt;
1520 1629626f Fabrice Bellard
                codec->width = icodec->width;
1521
                codec->height = icodec->height;
1522 ff8cc24b Michael Niedermayer
                codec->has_b_frames = icodec->has_b_frames;
1523 1629626f Fabrice Bellard
                break;
1524 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1525
                break;
1526 1629626f Fabrice Bellard
            default:
1527
                av_abort();
1528
            }
1529
        } else {
1530
            switch(codec->codec_type) {
1531
            case CODEC_TYPE_AUDIO:
1532 f5a478f6 Roman Shaposhnik
                if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1533 85f07f22 Fabrice Bellard
                    goto fail;
1534 115329f1 Diego Biurrun
1535 85f07f22 Fabrice Bellard
                if (codec->channels == icodec->channels &&
1536
                    codec->sample_rate == icodec->sample_rate) {
1537
                    ost->audio_resample = 0;
1538
                } else {
1539 e0d2714a Juanjo
                    if (codec->channels != icodec->channels &&
1540 23c99253 Michael Niedermayer
                        (icodec->codec_id == CODEC_ID_AC3 ||
1541
                         icodec->codec_id == CODEC_ID_DTS)) {
1542
                        /* Special case for 5:1 AC3 and DTS input */
1543 e0d2714a Juanjo
                        /* and mono or stereo output      */
1544 6dc96cb0 Juanjo
                        /* Request specific number of channels */
1545
                        icodec->channels = codec->channels;
1546
                        if (codec->sample_rate == icodec->sample_rate)
1547
                            ost->audio_resample = 0;
1548
                        else {
1549
                            ost->audio_resample = 1;
1550
                        }
1551 e0d2714a Juanjo
                    } else {
1552 115329f1 Diego Biurrun
                        ost->audio_resample = 1;
1553 986ebcdb Michael Niedermayer
                    }
1554
                }
1555 ff4905a5 Michael Niedermayer
                if(audio_sync_method>1)
1556 986ebcdb Michael Niedermayer
                    ost->audio_resample = 1;
1557
1558
                if(ost->audio_resample){
1559
                    ost->resample = audio_resample_init(codec->channels, icodec->channels,
1560
                                                    codec->sample_rate, icodec->sample_rate);
1561
                    if(!ost->resample){
1562
                        printf("Can't resample.  Aborting.\n");
1563
                        av_abort();
1564 e0d2714a Juanjo
                    }
1565 85f07f22 Fabrice Bellard
                }
1566
                ist->decoding_needed = 1;
1567
                ost->encoding_needed = 1;
1568 1629626f Fabrice Bellard
                break;
1569
            case CODEC_TYPE_VIDEO:
1570 c3f11d19 Luca Abeni
                ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1571
                ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1572
                ost->video_resample = ((codec->width != icodec->width -
1573
                                (frame_leftBand + frame_rightBand) +
1574
                                (frame_padleft + frame_padright)) ||
1575
                        (codec->height != icodec->height -
1576
                                (frame_topBand  + frame_bottomBand) +
1577 18a54b04 Luca Abeni
                                (frame_padtop + frame_padbottom)) ||
1578
                        (codec->pix_fmt != icodec->pix_fmt));
1579 c3f11d19 Luca Abeni
                if (ost->video_crop) {
1580 34b10a57 Dieter
                    ost->topBand = frame_topBand;
1581
                    ost->leftBand = frame_leftBand;
1582 c3f11d19 Luca Abeni
                }
1583
                if (ost->video_pad) {
1584 1ff93ffc Todd Kirby
                    ost->padtop = frame_padtop;
1585
                    ost->padleft = frame_padleft;
1586
                    ost->padbottom = frame_padbottom;
1587
                    ost->padright = frame_padright;
1588 c3f11d19 Luca Abeni
                    if (!ost->video_resample) {
1589
                        avcodec_get_frame_defaults(&ost->pict_tmp);
1590
                        if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1591
                                         codec->width, codec->height ) )
1592
                            goto fail;
1593
                    }
1594
                }
1595
                if (ost->video_resample) {
1596 2de28abb Michael Niedermayer
                    avcodec_get_frame_defaults(&ost->pict_tmp);
1597 18a54b04 Luca Abeni
                    if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1598 eddc482d Baptiste Coudurier
                                         codec->width, codec->height ) ) {
1599
                        fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
1600 7a168618 Luca Abeni
                        exit(1);
1601 eddc482d Baptiste Coudurier
                    }
1602 18a54b04 Luca Abeni
                    ost->img_resample_ctx = sws_getContext(
1603
                            icodec->width - (frame_leftBand + frame_rightBand),
1604
                            icodec->height - (frame_topBand + frame_bottomBand),
1605
                            icodec->pix_fmt,
1606 07d0cdfc Luca Abeni
                            codec->width - (frame_padleft + frame_padright),
1607
                            codec->height - (frame_padtop + frame_padbottom),
1608 18a54b04 Luca Abeni
                            codec->pix_fmt,
1609
                            sws_flags, NULL, NULL, NULL);
1610 0b50ac8a Luca Abeni
                    if (ost->img_resample_ctx == NULL) {
1611
                        fprintf(stderr, "Cannot get resampling context\n");
1612
                        exit(1);
1613
                    }
1614 18a54b04 Luca Abeni
                    ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
1615 85f07f22 Fabrice Bellard
                }
1616
                ost->encoding_needed = 1;
1617
                ist->decoding_needed = 1;
1618 1629626f Fabrice Bellard
                break;
1619 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1620
                ost->encoding_needed = 1;
1621
                ist->decoding_needed = 1;
1622
                break;
1623 1629626f Fabrice Bellard
            default:
1624
                av_abort();
1625 cf7fc795 Fabrice Bellard
                break;
1626 85f07f22 Fabrice Bellard
            }
1627 1629626f Fabrice Bellard
            /* two pass mode */
1628 115329f1 Diego Biurrun
            if (ost->encoding_needed &&
1629 1629626f Fabrice Bellard
                (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1630
                char logfilename[1024];
1631
                FILE *f;
1632
                int size;
1633
                char *logbuffer;
1634 115329f1 Diego Biurrun
1635
                snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1636
                         pass_logfilename ?
1637 1629626f Fabrice Bellard
                         pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1638
                if (codec->flags & CODEC_FLAG_PASS1) {
1639
                    f = fopen(logfilename, "w");
1640
                    if (!f) {
1641
                        perror(logfilename);
1642
                        exit(1);
1643
                    }
1644
                    ost->logfile = f;
1645
                } else {
1646
                    /* read the log file */
1647
                    f = fopen(logfilename, "r");
1648
                    if (!f) {
1649
                        perror(logfilename);
1650
                        exit(1);
1651
                    }
1652
                    fseek(f, 0, SEEK_END);
1653
                    size = ftell(f);
1654
                    fseek(f, 0, SEEK_SET);
1655
                    logbuffer = av_malloc(size + 1);
1656
                    if (!logbuffer) {
1657
                        fprintf(stderr, "Could not allocate log buffer\n");
1658
                        exit(1);
1659
                    }
1660 4776fa92 Gael Chardon
                    size = fread(logbuffer, 1, size, f);
1661 1629626f Fabrice Bellard
                    fclose(f);
1662
                    logbuffer[size] = '\0';
1663
                    codec->stats_in = logbuffer;
1664 5abdb4b1 Fabrice Bellard
                }
1665
            }
1666
        }
1667 8a6cb114 Michael Niedermayer
        if(codec->codec_type == CODEC_TYPE_VIDEO){
1668
            int size= codec->width * codec->height;
1669
            bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1670
        }
1671 85f07f22 Fabrice Bellard
    }
1672
1673 8a6cb114 Michael Niedermayer
    if (!bit_buffer)
1674
        bit_buffer = av_malloc(bit_buffer_size);
1675
    if (!bit_buffer)
1676
        goto fail;
1677
1678 1629626f Fabrice Bellard
    /* dump the file output parameters - cannot be done before in case
1679
       of stream copy */
1680
    for(i=0;i<nb_output_files;i++) {
1681
        dump_format(output_files[i], i, output_files[i]->filename, 1);
1682
    }
1683
1684
    /* dump the stream mapping */
1685 d8019eb5 Allen Day
    if (verbose >= 0) {
1686
        fprintf(stderr, "Stream mapping:\n");
1687
        for(i=0;i<nb_ostreams;i++) {
1688
            ost = ost_table[i];
1689 b4a3389e Wolfram Gloger
            fprintf(stderr, "  Stream #%d.%d -> #%d.%d",
1690 d8019eb5 Allen Day
                    ist_table[ost->source_index]->file_index,
1691
                    ist_table[ost->source_index]->index,
1692 115329f1 Diego Biurrun
                    ost->file_index,
1693 d8019eb5 Allen Day
                    ost->index);
1694 b4a3389e Wolfram Gloger
            if (ost->sync_ist != ist_table[ost->source_index])
1695
                fprintf(stderr, " [sync #%d.%d]",
1696
                        ost->sync_ist->file_index,
1697
                        ost->sync_ist->index);
1698
            fprintf(stderr, "\n");
1699 d8019eb5 Allen Day
        }
1700 1629626f Fabrice Bellard
    }
1701
1702 85f07f22 Fabrice Bellard
    /* open each encoder */
1703
    for(i=0;i<nb_ostreams;i++) {
1704
        ost = ost_table[i];
1705
        if (ost->encoding_needed) {
1706
            AVCodec *codec;
1707 01f4895c Michael Niedermayer
            codec = avcodec_find_encoder(ost->st->codec->codec_id);
1708 85f07f22 Fabrice Bellard
            if (!codec) {
1709 115329f1 Diego Biurrun
                fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1710 85f07f22 Fabrice Bellard
                        ost->file_index, ost->index);
1711
                exit(1);
1712
            }
1713 01f4895c Michael Niedermayer
            if (avcodec_open(ost->st->codec, codec) < 0) {
1714 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",
1715 85f07f22 Fabrice Bellard
                        ost->file_index, ost->index);
1716
                exit(1);
1717
            }
1718 01f4895c Michael Niedermayer
            extra_size += ost->st->codec->extradata_size;
1719 85f07f22 Fabrice Bellard
        }
1720
    }
1721
1722
    /* open each decoder */
1723
    for(i=0;i<nb_istreams;i++) {
1724
        ist = ist_table[i];
1725
        if (ist->decoding_needed) {
1726
            AVCodec *codec;
1727 01f4895c Michael Niedermayer
            codec = avcodec_find_decoder(ist->st->codec->codec_id);
1728 85f07f22 Fabrice Bellard
            if (!codec) {
1729 115329f1 Diego Biurrun
                fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
1730 01f4895c Michael Niedermayer
                        ist->st->codec->codec_id, ist->file_index, ist->index);
1731 85f07f22 Fabrice Bellard
                exit(1);
1732
            }
1733 01f4895c Michael Niedermayer
            if (avcodec_open(ist->st->codec, codec) < 0) {
1734 115329f1 Diego Biurrun
                fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1735 85f07f22 Fabrice Bellard
                        ist->file_index, ist->index);
1736
                exit(1);
1737
            }
1738 01f4895c Michael Niedermayer
            //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1739
            //    ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
1740 85f07f22 Fabrice Bellard
        }
1741
    }
1742
1743
    /* init pts */
1744
    for(i=0;i<nb_istreams;i++) {
1745
        ist = ist_table[i];
1746 bb270c08 Diego Biurrun
        is = input_files[ist->file_index];
1747 e7d0374f Roman Shaposhnik
        ist->pts = 0;
1748 c0df9d75 Michael Niedermayer
        ist->next_pts = av_rescale_q(ist->st->start_time, ist->st->time_base, AV_TIME_BASE_Q);
1749 115329f1 Diego Biurrun
        if(ist->st->start_time == AV_NOPTS_VALUE)
1750 bd1b79a1 Michael Niedermayer
            ist->next_pts=0;
1751 fdb86eb1 Michael Niedermayer
        if(input_files_ts_offset[ist->file_index])
1752
            ist->next_pts= AV_NOPTS_VALUE;
1753 ff4905a5 Michael Niedermayer
        ist->is_start = 1;
1754 85f07f22 Fabrice Bellard
    }
1755 bd1b79a1 Michael Niedermayer
1756 0a38bafd Patrice Bensoussan
    /* set meta data information from input file if required */
1757
    for (i=0;i<nb_meta_data_maps;i++) {
1758
        AVFormatContext *out_file;
1759
        AVFormatContext *in_file;
1760
1761
        int out_file_index = meta_data_maps[i].out_file;
1762
        int in_file_index = meta_data_maps[i].in_file;
1763
        if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1764
            fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1765 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1766 0a38bafd Patrice Bensoussan
            goto fail;
1767
        }
1768
        if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1769
            fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1770 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1771 0a38bafd Patrice Bensoussan
            goto fail;
1772 115329f1 Diego Biurrun
        }
1773
1774 0a38bafd Patrice Bensoussan
        out_file = output_files[out_file_index];
1775
        in_file = input_files[in_file_index];
1776
1777
        strcpy(out_file->title, in_file->title);
1778
        strcpy(out_file->author, in_file->author);
1779
        strcpy(out_file->copyright, in_file->copyright);
1780
        strcpy(out_file->comment, in_file->comment);
1781
        strcpy(out_file->album, in_file->album);
1782
        out_file->year = in_file->year;
1783
        out_file->track = in_file->track;
1784
        strcpy(out_file->genre, in_file->genre);
1785
    }
1786 115329f1 Diego Biurrun
1787 85f07f22 Fabrice Bellard
    /* open files and write file headers */
1788
    for(i=0;i<nb_output_files;i++) {
1789
        os = output_files[i];
1790 79fdaa4c Fabrice Bellard
        if (av_write_header(os) < 0) {
1791 65bf3c53 Michael Niedermayer
            fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
1792 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1793 a38469e1 Fabrice Bellard
            goto fail;
1794
        }
1795 85f07f22 Fabrice Bellard
    }
1796
1797 d8019eb5 Allen Day
    if ( !using_stdin && verbose >= 0) {
1798 d9a916e2 Charles Yates
        fprintf(stderr, "Press [q] to stop encoding\n");
1799 b51469a0 Leon van Stuivenberg
        url_set_interrupt_cb(decode_interrupt_cb);
1800
    }
1801 a38469e1 Fabrice Bellard
    term_init();
1802
1803 cb09b2ed Philip Gladstone
    key = -1;
1804 7fc98937 Limin Wang
    timer_start = av_gettime();
1805 51bd4565 Philip Gladstone
1806 d9a916e2 Charles Yates
    for(; received_sigterm == 0;) {
1807 85f07f22 Fabrice Bellard
        int file_index, ist_index;
1808
        AVPacket pkt;
1809 a9aeda81 Patrice Bensoussan
        double ipts_min;
1810
        double opts_min;
1811 23ffe323 Michael Niedermayer
1812 85f07f22 Fabrice Bellard
    redo:
1813 a9aeda81 Patrice Bensoussan
        ipts_min= 1e100;
1814
        opts_min= 1e100;
1815 a38469e1 Fabrice Bellard
        /* if 'q' pressed, exits */
1816 d9a916e2 Charles Yates
        if (!using_stdin) {
1817 b51469a0 Leon van Stuivenberg
            if (q_pressed)
1818
                break;
1819 cb09b2ed Philip Gladstone
            /* read_key() returns 0 on EOF */
1820
            key = read_key();
1821
            if (key == 'q')
1822
                break;
1823
        }
1824 a38469e1 Fabrice Bellard
1825 ec5517d5 Fabrice Bellard
        /* select the stream that we must read now by looking at the
1826
           smallest output pts */
1827 85f07f22 Fabrice Bellard
        file_index = -1;
1828 ec5517d5 Fabrice Bellard
        for(i=0;i<nb_ostreams;i++) {
1829 23ffe323 Michael Niedermayer
            double ipts, opts;
1830 ec5517d5 Fabrice Bellard
            ost = ost_table[i];
1831
            os = output_files[ost->file_index];
1832
            ist = ist_table[ost->source_index];
1833 01f4895c Michael Niedermayer
            if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1834
                opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
1835 23ffe323 Michael Niedermayer
            else
1836 c0df9d75 Michael Niedermayer
                opts = ost->st->pts.val * av_q2d(ost->st->time_base);
1837 23ffe323 Michael Niedermayer
            ipts = (double)ist->pts;
1838
            if (!file_table[ist->file_index].eof_reached){
1839
                if(ipts < ipts_min) {
1840
                    ipts_min = ipts;
1841
                    if(input_sync ) file_index = ist->file_index;
1842
                }
1843
                if(opts < opts_min) {
1844
                    opts_min = opts;
1845
                    if(!input_sync) file_index = ist->file_index;
1846
                }
1847 85f07f22 Fabrice Bellard
            }
1848 01f4895c Michael Niedermayer
            if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
1849 7ca60994 Michael Niedermayer
                file_index= -1;
1850
                break;
1851
            }
1852 85f07f22 Fabrice Bellard
        }
1853
        /* if none, if is finished */
1854 51bd4565 Philip Gladstone
        if (file_index < 0) {
1855 85f07f22 Fabrice Bellard
            break;
1856 ec5517d5 Fabrice Bellard
        }
1857
1858 85f07f22 Fabrice Bellard
        /* finish if recording time exhausted */
1859 23ffe323 Michael Niedermayer
        if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
1860 85f07f22 Fabrice Bellard
            break;
1861 ec5517d5 Fabrice Bellard
1862 b6e16b86 Calcium
        /* finish if limit size exhausted */
1863 f9645d7c Baptiste Coudurier
        if (limit_filesize != 0 && limit_filesize < url_ftell(&output_files[0]->pb))
1864 b6e16b86 Calcium
            break;
1865
1866 254abc2e Fabrice Bellard
        /* read a frame from it and output it in the fifo */
1867 85f07f22 Fabrice Bellard
        is = input_files[file_index];
1868 254abc2e Fabrice Bellard
        if (av_read_frame(is, &pkt) < 0) {
1869 85f07f22 Fabrice Bellard
            file_table[file_index].eof_reached = 1;
1870 ca80810b Calcium
            if (opt_shortest) break; else continue; //
1871 85f07f22 Fabrice Bellard
        }
1872 303e50e6 Michael Niedermayer
1873 254abc2e Fabrice Bellard
        if (do_pkt_dump) {
1874 750f0e1f Panagiotis Issaris
            av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
1875 817b23ff Fabrice Bellard
        }
1876 79fdaa4c Fabrice Bellard
        /* the following test is needed in case new streams appear
1877
           dynamically in stream : we ignore them */
1878
        if (pkt.stream_index >= file_table[file_index].nb_streams)
1879 bf5af568 Fabrice Bellard
            goto discard_packet;
1880 85f07f22 Fabrice Bellard
        ist_index = file_table[file_index].ist_index + pkt.stream_index;
1881
        ist = ist_table[ist_index];
1882 bf5af568 Fabrice Bellard
        if (ist->discard)
1883
            goto discard_packet;
1884 85f07f22 Fabrice Bellard
1885 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);
1886 fdb86eb1 Michael Niedermayer
        if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
1887 c0df9d75 Michael Niedermayer
            int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
1888 c26abfa5 Diego Biurrun
            if(FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){
1889 72bd8100 Michael Niedermayer
                input_files_ts_offset[ist->file_index]-= delta;
1890
                if (verbose > 2)
1891 4733abcb Måns Rullgård
                    fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
1892 72bd8100 Michael Niedermayer
                for(i=0; i<file_table[file_index].nb_streams; i++){
1893
                    int index= file_table[file_index].ist_index + i;
1894
                    ist_table[index]->next_pts += delta;
1895 ff4905a5 Michael Niedermayer
                    ist_table[index]->is_start=1;
1896 72bd8100 Michael Niedermayer
                }
1897
            }
1898
        }
1899
1900 8831db5c Michael Niedermayer
        //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
1901 a700a6ae Fabrice Bellard
        if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
1902 d8019eb5 Allen Day
1903
            if (verbose >= 0)
1904
                fprintf(stderr, "Error while decoding stream #%d.%d\n",
1905
                        ist->file_index, ist->index);
1906
1907 a700a6ae Fabrice Bellard
            av_free_packet(&pkt);
1908
            goto redo;
1909 fe08925f Michael Niedermayer
        }
1910 cf7fc795 Fabrice Bellard
1911 bf5af568 Fabrice Bellard
    discard_packet:
1912 85f07f22 Fabrice Bellard
        av_free_packet(&pkt);
1913 115329f1 Diego Biurrun
1914 ec5517d5 Fabrice Bellard
        /* dump report by using the output first video and audio streams */
1915
        print_report(output_files, ost_table, nb_ostreams, 0);
1916 85f07f22 Fabrice Bellard
    }
1917 a700a6ae Fabrice Bellard
1918
    /* at the end of stream, we must flush the decoder buffers */
1919
    for(i=0;i<nb_istreams;i++) {
1920
        ist = ist_table[i];
1921
        if (ist->decoding_needed) {
1922
            output_packet(ist, i, ost_table, nb_ostreams, NULL);
1923
        }
1924
    }
1925
1926 a38469e1 Fabrice Bellard
    term_exit();
1927 85f07f22 Fabrice Bellard
1928 c4e37247 Michael Niedermayer
    /* write the trailer if needed and close file */
1929
    for(i=0;i<nb_output_files;i++) {
1930
        os = output_files[i];
1931
        av_write_trailer(os);
1932
    }
1933
1934 37f5cd5a Michael Niedermayer
    /* dump report by using the first video and audio streams */
1935
    print_report(output_files, ost_table, nb_ostreams, 1);
1936
1937 85f07f22 Fabrice Bellard
    /* close each encoder */
1938
    for(i=0;i<nb_ostreams;i++) {
1939
        ost = ost_table[i];
1940
        if (ost->encoding_needed) {
1941 01f4895c Michael Niedermayer
            av_freep(&ost->st->codec->stats_in);
1942
            avcodec_close(ost->st->codec);
1943 85f07f22 Fabrice Bellard
        }
1944
    }
1945 115329f1 Diego Biurrun
1946 85f07f22 Fabrice Bellard
    /* close each decoder */
1947
    for(i=0;i<nb_istreams;i++) {
1948
        ist = ist_table[i];
1949
        if (ist->decoding_needed) {
1950 01f4895c Michael Niedermayer
            avcodec_close(ist->st->codec);
1951 85f07f22 Fabrice Bellard
        }
1952
    }
1953
1954
    /* finished ! */
1955 115329f1 Diego Biurrun
1956 85f07f22 Fabrice Bellard
    ret = 0;
1957
 fail1:
1958 83b07470 Michael Niedermayer
    av_freep(&bit_buffer);
1959 0f1578af Fabrice Bellard
    av_free(file_table);
1960 bdc4796f Fabrice Bellard
1961 85f07f22 Fabrice Bellard
    if (ist_table) {
1962
        for(i=0;i<nb_istreams;i++) {
1963
            ist = ist_table[i];
1964 0f1578af Fabrice Bellard
            av_free(ist);
1965 85f07f22 Fabrice Bellard
        }
1966 0f1578af Fabrice Bellard
        av_free(ist_table);
1967 85f07f22 Fabrice Bellard
    }
1968
    if (ost_table) {
1969
        for(i=0;i<nb_ostreams;i++) {
1970
            ost = ost_table[i];
1971
            if (ost) {
1972 5abdb4b1 Fabrice Bellard
                if (ost->logfile) {
1973
                    fclose(ost->logfile);
1974
                    ost->logfile = NULL;
1975
                }
1976 f5a478f6 Roman Shaposhnik
                av_fifo_free(&ost->fifo); /* works even if fifo is not
1977
                                             initialized but set to zero */
1978 0f1578af Fabrice Bellard
                av_free(ost->pict_tmp.data[0]);
1979 85f07f22 Fabrice Bellard
                if (ost->video_resample)
1980 18a54b04 Luca Abeni
                    sws_freeContext(ost->img_resample_ctx);
1981 85f07f22 Fabrice Bellard
                if (ost->audio_resample)
1982
                    audio_resample_close(ost->resample);
1983 0f1578af Fabrice Bellard
                av_free(ost);
1984 85f07f22 Fabrice Bellard
            }
1985
        }
1986 0f1578af Fabrice Bellard
        av_free(ost_table);
1987 85f07f22 Fabrice Bellard
    }
1988
    return ret;
1989
 fail:
1990 8fa36ae0 François Revol
    ret = AVERROR(ENOMEM);
1991 85f07f22 Fabrice Bellard
    goto fail1;
1992
}
1993
1994
#if 0
1995
int file_read(const char *filename)
1996
{
1997
    URLContext *h;
1998
    unsigned char buffer[1024];
1999
    int len, i;
2000

2001
    if (url_open(&h, filename, O_RDONLY) < 0) {
2002
        printf("could not open '%s'\n", filename);
2003
        return -1;
2004
    }
2005
    for(;;) {
2006
        len = url_read(h, buffer, sizeof(buffer));
2007
        if (len <= 0)
2008
            break;
2009
        for(i=0;i<len;i++) putchar(buffer[i]);
2010
    }
2011
    url_close(h);
2012
    return 0;
2013
}
2014
#endif
2015
2016 b29f97d1 Zdenek Kabelac
static void opt_format(const char *arg)
2017 85f07f22 Fabrice Bellard
{
2018 817b23ff Fabrice Bellard
    /* compatibility stuff for pgmyuv */
2019
    if (!strcmp(arg, "pgmyuv")) {
2020 5b6d5596 Michael Niedermayer
        pgmyuv_compatibility_hack=1;
2021 9286699a Michael Niedermayer
//        opt_image_format(arg);
2022 5b6d5596 Michael Niedermayer
        arg = "image2";
2023 17ceb4f9 Baptiste Coudurier
        fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
2024 817b23ff Fabrice Bellard
    }
2025
2026 79fdaa4c Fabrice Bellard
    file_iformat = av_find_input_format(arg);
2027
    file_oformat = guess_format(arg, NULL, NULL);
2028
    if (!file_iformat && !file_oformat) {
2029
        fprintf(stderr, "Unknown input or output format: %s\n", arg);
2030 85f07f22 Fabrice Bellard
        exit(1);
2031
    }
2032
}
2033
2034 b29f97d1 Zdenek Kabelac
static void opt_video_rc_eq(char *arg)
2035 3aa102be Michael Niedermayer
{
2036
    video_rc_eq = arg;
2037
}
2038
2039 b29f97d1 Zdenek Kabelac
static void opt_video_rc_override_string(char *arg)
2040 ac2830ec Michael Niedermayer
{
2041
    video_rc_override_string = arg;
2042
}
2043
2044 f4f3223f Michael Niedermayer
static void opt_me_threshold(const char *arg)
2045
{
2046
    me_threshold = atoi(arg);
2047
}
2048
2049 f068206e Bill Eldridge
static void opt_verbose(const char *arg)
2050
{
2051
    verbose = atoi(arg);
2052 ab1c6dc9 Luca Abeni
    av_log_level = atoi(arg);
2053 f068206e Bill Eldridge
}
2054
2055 b29f97d1 Zdenek Kabelac
static void opt_frame_rate(const char *arg)
2056 85f07f22 Fabrice Bellard
{
2057 445f1b83 Roman Shaposhnik
    if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
2058
        fprintf(stderr, "Incorrect frame rate\n");
2059 bb270c08 Diego Biurrun
        exit(1);
2060 445f1b83 Roman Shaposhnik
    }
2061 85f07f22 Fabrice Bellard
}
2062
2063 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_top(const char *arg)
2064 ab6d194a Michael Niedermayer
{
2065 115329f1 Diego Biurrun
    frame_topBand = atoi(arg);
2066 ab6d194a Michael Niedermayer
    if (frame_topBand < 0) {
2067
        fprintf(stderr, "Incorrect top crop size\n");
2068
        exit(1);
2069
    }
2070
    if ((frame_topBand % 2) != 0) {
2071
        fprintf(stderr, "Top crop size must be a multiple of 2\n");
2072
        exit(1);
2073
    }
2074
    if ((frame_topBand) >= frame_height){
2075 bb270c08 Diego Biurrun
        fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2076 ab6d194a Michael Niedermayer
        exit(1);
2077
    }
2078
    frame_height -= frame_topBand;
2079
}
2080
2081 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_bottom(const char *arg)
2082 ab6d194a Michael Niedermayer
{
2083
    frame_bottomBand = atoi(arg);
2084
    if (frame_bottomBand < 0) {
2085
        fprintf(stderr, "Incorrect bottom crop size\n");
2086
        exit(1);
2087
    }
2088
    if ((frame_bottomBand % 2) != 0) {
2089
        fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2090 115329f1 Diego Biurrun
        exit(1);
2091 ab6d194a Michael Niedermayer
    }
2092
    if ((frame_bottomBand) >= frame_height){
2093 bb270c08 Diego Biurrun
        fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2094 ab6d194a Michael Niedermayer
        exit(1);
2095
    }
2096
    frame_height -= frame_bottomBand;
2097
}
2098
2099 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_left(const char *arg)
2100 ab6d194a Michael Niedermayer
{
2101
    frame_leftBand = atoi(arg);
2102
    if (frame_leftBand < 0) {
2103
        fprintf(stderr, "Incorrect left crop size\n");
2104
        exit(1);
2105
    }
2106
    if ((frame_leftBand % 2) != 0) {
2107
        fprintf(stderr, "Left crop size must be a multiple of 2\n");
2108
        exit(1);
2109
    }
2110
    if ((frame_leftBand) >= frame_width){
2111 bb270c08 Diego Biurrun
        fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2112 ab6d194a Michael Niedermayer
        exit(1);
2113
    }
2114
    frame_width -= frame_leftBand;
2115
}
2116
2117 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_right(const char *arg)
2118 ab6d194a Michael Niedermayer
{
2119
    frame_rightBand = atoi(arg);
2120
    if (frame_rightBand < 0) {
2121
        fprintf(stderr, "Incorrect right crop size\n");
2122
        exit(1);
2123
    }
2124
    if ((frame_rightBand % 2) != 0) {
2125
        fprintf(stderr, "Right crop size must be a multiple of 2\n");
2126 115329f1 Diego Biurrun
        exit(1);
2127 ab6d194a Michael Niedermayer
    }
2128
    if ((frame_rightBand) >= frame_width){
2129 bb270c08 Diego Biurrun
        fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2130 ab6d194a Michael Niedermayer
        exit(1);
2131
    }
2132
    frame_width -= frame_rightBand;
2133
}
2134
2135 b29f97d1 Zdenek Kabelac
static void opt_frame_size(const char *arg)
2136 85f07f22 Fabrice Bellard
{
2137 445f1b83 Roman Shaposhnik
    if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
2138 85f07f22 Fabrice Bellard
        fprintf(stderr, "Incorrect frame size\n");
2139
        exit(1);
2140
    }
2141
    if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2142
        fprintf(stderr, "Frame size must be a multiple of 2\n");
2143
        exit(1);
2144
    }
2145
}
2146
2147 1ff93ffc Todd Kirby
2148
#define SCALEBITS 10
2149
#define ONE_HALF  (1 << (SCALEBITS - 1))
2150 bb270c08 Diego Biurrun
#define FIX(x)    ((int) ((x) * (1<<SCALEBITS) + 0.5))
2151 1ff93ffc Todd Kirby
2152
#define RGB_TO_Y(r, g, b) \
2153
((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2154
  FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2155
2156
#define RGB_TO_U(r1, g1, b1, shift)\
2157
(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 +         \
2158
     FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2159
2160
#define RGB_TO_V(r1, g1, b1, shift)\
2161
(((FIX(0.50000) * r1 - FIX(0.41869) * g1 -           \
2162
   FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2163
2164
static void opt_pad_color(const char *arg) {
2165
    /* Input is expected to be six hex digits similar to
2166
       how colors are expressed in html tags (but without the #) */
2167
    int rgb = strtol(arg, NULL, 16);
2168
    int r,g,b;
2169 115329f1 Diego Biurrun
2170
    r = (rgb >> 16);
2171 1ff93ffc Todd Kirby
    g = ((rgb >> 8) & 255);
2172
    b = (rgb & 255);
2173
2174
    padcolor[0] = RGB_TO_Y(r,g,b);
2175
    padcolor[1] = RGB_TO_U(r,g,b,0);
2176
    padcolor[2] = RGB_TO_V(r,g,b,0);
2177
}
2178
2179
static void opt_frame_pad_top(const char *arg)
2180
{
2181 115329f1 Diego Biurrun
    frame_padtop = atoi(arg);
2182 1ff93ffc Todd Kirby
    if (frame_padtop < 0) {
2183
        fprintf(stderr, "Incorrect top pad size\n");
2184
        exit(1);
2185
    }
2186
    if ((frame_padtop % 2) != 0) {
2187
        fprintf(stderr, "Top pad size must be a multiple of 2\n");
2188
        exit(1);
2189
    }
2190
}
2191
2192
static void opt_frame_pad_bottom(const char *arg)
2193
{
2194 115329f1 Diego Biurrun
    frame_padbottom = atoi(arg);
2195 1ff93ffc Todd Kirby
    if (frame_padbottom < 0) {
2196
        fprintf(stderr, "Incorrect bottom pad size\n");
2197
        exit(1);
2198
    }
2199
    if ((frame_padbottom % 2) != 0) {
2200
        fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2201
        exit(1);
2202
    }
2203
}
2204
2205
2206
static void opt_frame_pad_left(const char *arg)
2207
{
2208 115329f1 Diego Biurrun
    frame_padleft = atoi(arg);
2209 1ff93ffc Todd Kirby
    if (frame_padleft < 0) {
2210
        fprintf(stderr, "Incorrect left pad size\n");
2211
        exit(1);
2212
    }
2213
    if ((frame_padleft % 2) != 0) {
2214
        fprintf(stderr, "Left pad size must be a multiple of 2\n");
2215
        exit(1);
2216
    }
2217
}
2218
2219
2220
static void opt_frame_pad_right(const char *arg)
2221
{
2222 115329f1 Diego Biurrun
    frame_padright = atoi(arg);
2223 1ff93ffc Todd Kirby
    if (frame_padright < 0) {
2224
        fprintf(stderr, "Incorrect right pad size\n");
2225
        exit(1);
2226
    }
2227
    if ((frame_padright % 2) != 0) {
2228
        fprintf(stderr, "Right pad size must be a multiple of 2\n");
2229
        exit(1);
2230
    }
2231
}
2232
2233
2234 63167088 Roman Shaposhnik
static void opt_frame_pix_fmt(const char *arg)
2235
{
2236
    frame_pix_fmt = avcodec_get_pix_fmt(arg);
2237
}
2238
2239 5fe03e38 Roman Shaposhnik
static void opt_frame_aspect_ratio(const char *arg)
2240
{
2241
    int x = 0, y = 0;
2242
    double ar = 0;
2243
    const char *p;
2244 115329f1 Diego Biurrun
2245 5fe03e38 Roman Shaposhnik
    p = strchr(arg, ':');
2246
    if (p) {
2247
        x = strtol(arg, (char **)&arg, 10);
2248 bb270c08 Diego Biurrun
        if (arg == p)
2249
            y = strtol(arg+1, (char **)&arg, 10);
2250
        if (x > 0 && y > 0)
2251
            ar = (double)x / (double)y;
2252 5fe03e38 Roman Shaposhnik
    } else
2253
        ar = strtod(arg, (char **)&arg);
2254
2255
    if (!ar) {
2256
        fprintf(stderr, "Incorrect aspect ratio specification.\n");
2257 bb270c08 Diego Biurrun
        exit(1);
2258 5fe03e38 Roman Shaposhnik
    }
2259
    frame_aspect_ratio = ar;
2260
}
2261
2262 b29f97d1 Zdenek Kabelac
static void opt_qscale(const char *arg)
2263 85f07f22 Fabrice Bellard
{
2264 158c7f05 Michael Niedermayer
    video_qscale = atof(arg);
2265 4e64bead Loren Merritt
    if (video_qscale <= 0 ||
2266 158c7f05 Michael Niedermayer
        video_qscale > 255) {
2267 4e64bead Loren Merritt
        fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
2268 85f07f22 Fabrice Bellard
        exit(1);
2269
    }
2270
}
2271
2272 b29f97d1 Zdenek Kabelac
static void opt_qdiff(const char *arg)
2273 9cdd6a24 Michael Niedermayer
{
2274
    video_qdiff = atoi(arg);
2275
    if (video_qdiff < 0 ||
2276
        video_qdiff > 31) {
2277
        fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2278
        exit(1);
2279
    }
2280
}
2281
2282 b29f97d1 Zdenek Kabelac
static void opt_strict(const char *arg)
2283 f560dd82 Michael Niedermayer
{
2284
    strict= atoi(arg);
2285
}
2286
2287 bb198e19 Michael Niedermayer
static void opt_top_field_first(const char *arg)
2288
{
2289
    top_field_first= atoi(arg);
2290
}
2291
2292 9c3d33d6 Michael Niedermayer
static void opt_thread_count(const char *arg)
2293
{
2294
    thread_count= atoi(arg);
2295 2450cff2 François Revol
#if !defined(HAVE_THREADS)
2296 d8019eb5 Allen Day
    if (verbose >= 0)
2297
        fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
2298 842b556a Michael Niedermayer
#endif
2299 9c3d33d6 Michael Niedermayer
}
2300
2301 b29f97d1 Zdenek Kabelac
static void opt_audio_rate(const char *arg)
2302 85f07f22 Fabrice Bellard
{
2303
    audio_sample_rate = atoi(arg);
2304
}
2305
2306 b29f97d1 Zdenek Kabelac
static void opt_audio_channels(const char *arg)
2307 85f07f22 Fabrice Bellard
{
2308
    audio_channels = atoi(arg);
2309
}
2310
2311 b29f97d1 Zdenek Kabelac
static void opt_video_channel(const char *arg)
2312 a5df11ab Fabrice Bellard
{
2313
    video_channel = strtol(arg, NULL, 0);
2314
}
2315
2316 e3ee3283 Alex Beregszaszi
static void opt_video_standard(const char *arg)
2317
{
2318
    video_standard = av_strdup(arg);
2319
}
2320
2321 cf7fc795 Fabrice Bellard
static void opt_codec(int *pstream_copy, int *pcodec_id,
2322
                      int codec_type, const char *arg)
2323 85f07f22 Fabrice Bellard
{
2324
    AVCodec *p;
2325
2326 1629626f Fabrice Bellard
    if (!strcmp(arg, "copy")) {
2327 cf7fc795 Fabrice Bellard
        *pstream_copy = 1;
2328 85f07f22 Fabrice Bellard
    } else {
2329 1629626f Fabrice Bellard
        p = first_avcodec;
2330
        while (p) {
2331 cf7fc795 Fabrice Bellard
            if (!strcmp(p->name, arg) && p->type == codec_type)
2332 1629626f Fabrice Bellard
                break;
2333
            p = p->next;
2334
        }
2335
        if (p == NULL) {
2336 cf7fc795 Fabrice Bellard
            fprintf(stderr, "Unknown codec '%s'\n", arg);
2337 1629626f Fabrice Bellard
            exit(1);
2338
        } else {
2339 cf7fc795 Fabrice Bellard
            *pcodec_id = p->id;
2340 1629626f Fabrice Bellard
        }
2341 85f07f22 Fabrice Bellard
    }
2342
}
2343
2344 cf7fc795 Fabrice Bellard
static void opt_audio_codec(const char *arg)
2345
{
2346
    opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg);
2347
}
2348
2349 b2a2197e Michael Niedermayer
static void opt_audio_tag(const char *arg)
2350
{
2351
    char *tail;
2352
    audio_codec_tag= strtol(arg, &tail, 0);
2353
2354
    if(!tail || *tail)
2355
        audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2356
}
2357
2358
static void opt_video_tag(const char *arg)
2359
{
2360
    char *tail;
2361
    video_codec_tag= strtol(arg, &tail, 0);
2362
2363
    if(!tail || *tail)
2364
        video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2365
}
2366
2367 b29f97d1 Zdenek Kabelac
static void add_frame_hooker(const char *arg)
2368 10d104e4 Philip Gladstone
{
2369
    int argc = 0;
2370
    char *argv[64];
2371
    int i;
2372 e9a9e0c2 Fabrice Bellard
    char *args = av_strdup(arg);
2373 10d104e4 Philip Gladstone
2374 bee0d9e5 Charles Yates
    using_vhook = 1;
2375
2376 10d104e4 Philip Gladstone
    argv[0] = strtok(args, " ");
2377
    while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2378
    }
2379
2380
    i = frame_hook_add(argc, argv);
2381
2382
    if (i != 0) {
2383
        fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2384
        exit(1);
2385
    }
2386
}
2387
2388 85f07f22 Fabrice Bellard
const char *motion_str[] = {
2389
    "zero",
2390
    "full",
2391
    "log",
2392
    "phods",
2393 7084c149 Michael Niedermayer
    "epzs",
2394
    "x1",
2395 51d6a3cf Michael Niedermayer
    "hex",
2396
    "umh",
2397
    "iter",
2398 85f07f22 Fabrice Bellard
    NULL,
2399
};
2400
2401 b29f97d1 Zdenek Kabelac
static void opt_motion_estimation(const char *arg)
2402 85f07f22 Fabrice Bellard
{
2403
    const char **p;
2404
    p = motion_str;
2405
    for(;;) {
2406
        if (!*p) {
2407
            fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2408
            exit(1);
2409
        }
2410
        if (!strcmp(*p, arg))
2411
            break;
2412
        p++;
2413
    }
2414 101bea5f Juanjo
    me_method = (p - motion_str) + 1;
2415 85f07f22 Fabrice Bellard
}
2416
2417 b29f97d1 Zdenek Kabelac
static void opt_video_codec(const char *arg)
2418 85f07f22 Fabrice Bellard
{
2419 cf7fc795 Fabrice Bellard
    opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg);
2420
}
2421 85f07f22 Fabrice Bellard
2422 cf7fc795 Fabrice Bellard
static void opt_subtitle_codec(const char *arg)
2423
{
2424
    opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg);
2425 85f07f22 Fabrice Bellard
}
2426
2427 b29f97d1 Zdenek Kabelac
static void opt_map(const char *arg)
2428 85f07f22 Fabrice Bellard
{
2429
    AVStreamMap *m;
2430
    const char *p;
2431
2432
    p = arg;
2433
    m = &stream_maps[nb_stream_maps++];
2434
2435
    m->file_index = strtol(arg, (char **)&p, 0);
2436
    if (*p)
2437
        p++;
2438 a5dc85ef Juanjo
2439
    m->stream_index = strtol(p, (char **)&p, 0);
2440 b4a3389e Wolfram Gloger
    if (*p) {
2441
        p++;
2442
        m->sync_file_index = strtol(p, (char **)&p, 0);
2443
        if (*p)
2444
            p++;
2445
        m->sync_stream_index = strtol(p, (char **)&p, 0);
2446
    } else {
2447
        m->sync_file_index = m->file_index;
2448
        m->sync_stream_index = m->stream_index;
2449
    }
2450 85f07f22 Fabrice Bellard
}
2451
2452 0a38bafd Patrice Bensoussan
static void opt_map_meta_data(const char *arg)
2453
{
2454
    AVMetaDataMap *m;
2455
    const char *p;
2456 115329f1 Diego Biurrun
2457 0a38bafd Patrice Bensoussan
    p = arg;
2458
    m = &meta_data_maps[nb_meta_data_maps++];
2459
2460
    m->out_file = strtol(arg, (char **)&p, 0);
2461
    if (*p)
2462
        p++;
2463
2464
    m->in_file = strtol(p, (char **)&p, 0);
2465
}
2466
2467 b29f97d1 Zdenek Kabelac
static void opt_recording_time(const char *arg)
2468 85f07f22 Fabrice Bellard
{
2469
    recording_time = parse_date(arg, 1);
2470
}
2471
2472 8831db5c Michael Niedermayer
static void opt_start_time(const char *arg)
2473
{
2474
    start_time = parse_date(arg, 1);
2475
}
2476
2477 4568325a Roman Shaposhnik
static void opt_rec_timestamp(const char *arg)
2478
{
2479
    rec_timestamp = parse_date(arg, 0) / 1000000;
2480
}
2481
2482 a6a92a9a Wolfram Gloger
static void opt_input_ts_offset(const char *arg)
2483
{
2484
    input_ts_offset = parse_date(arg, 1);
2485
}
2486
2487 b29f97d1 Zdenek Kabelac
static void opt_input_file(const char *filename)
2488 85f07f22 Fabrice Bellard
{
2489
    AVFormatContext *ic;
2490
    AVFormatParameters params, *ap = &params;
2491 14bea432 Michael Niedermayer
    int err, i, ret, rfps, rfps_base;
2492 bd1b79a1 Michael Niedermayer
    int64_t timestamp;
2493 85f07f22 Fabrice Bellard
2494 b242baa4 Fabrice Bellard
    if (!strcmp(filename, "-"))
2495
        filename = "pipe:";
2496
2497 115329f1 Diego Biurrun
    using_stdin |= !strncmp(filename, "pipe:", 5) ||
2498 d9a916e2 Charles Yates
                   !strcmp( filename, "/dev/stdin" );
2499
2500 85f07f22 Fabrice Bellard
    /* get default parameters from command line */
2501 4eb72c6b Nico Sabbi
    ic = av_alloc_format_context();
2502
2503 79fdaa4c Fabrice Bellard
    memset(ap, 0, sizeof(*ap));
2504 4eb72c6b Nico Sabbi
    ap->prealloced_context = 1;
2505 79fdaa4c Fabrice Bellard
    ap->sample_rate = audio_sample_rate;
2506
    ap->channels = audio_channels;
2507 c0df9d75 Michael Niedermayer
    ap->time_base.den = frame_rate;
2508
    ap->time_base.num = frame_rate_base;
2509 1ff93ffc Todd Kirby
    ap->width = frame_width + frame_padleft + frame_padright;
2510
    ap->height = frame_height + frame_padtop + frame_padbottom;
2511 63167088 Roman Shaposhnik
    ap->pix_fmt = frame_pix_fmt;
2512 2639c651 Roman Shaposhnik
    ap->channel = video_channel;
2513
    ap->standard = video_standard;
2514 5b6d5596 Michael Niedermayer
    ap->video_codec_id = video_codec_id;
2515
    ap->audio_codec_id = audio_codec_id;
2516
    if(pgmyuv_compatibility_hack)
2517
        ap->video_codec_id= CODEC_ID_PGMYUV;
2518 79fdaa4c Fabrice Bellard
2519 4eb72c6b Nico Sabbi
    for(i=0; i<opt_name_count; i++){
2520 bd31a388 Baptiste Coudurier
        const AVOption *opt;
2521 4eb72c6b Nico Sabbi
        double d= av_get_double(avformat_opts, opt_names[i], &opt);
2522
        if(d==d && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2523
            av_set_double(ic, opt_names[i], d);
2524
    }
2525 79fdaa4c Fabrice Bellard
    /* open the input file with generic libav function */
2526
    err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
2527 85f07f22 Fabrice Bellard
    if (err < 0) {
2528 79fdaa4c Fabrice Bellard
        print_error(filename, err);
2529 85f07f22 Fabrice Bellard
        exit(1);
2530
    }
2531 30bc6613 Michael Niedermayer
2532 5894e1bb Víctor Paesa
    ic->loop_input = loop_input;
2533
2534 79fdaa4c Fabrice Bellard
    /* If not enough info to get the stream parameters, we decode the
2535
       first frames to get it. (used in mpeg case for example) */
2536
    ret = av_find_stream_info(ic);
2537 d8019eb5 Allen Day
    if (ret < 0 && verbose >= 0) {
2538 85f07f22 Fabrice Bellard
        fprintf(stderr, "%s: could not find codec parameters\n", filename);
2539
        exit(1);
2540
    }
2541
2542 bd1b79a1 Michael Niedermayer
    timestamp = start_time;
2543
    /* add the stream start time */
2544
    if (ic->start_time != AV_NOPTS_VALUE)
2545
        timestamp += ic->start_time;
2546
2547 254abc2e Fabrice Bellard
    /* if seeking requested, we execute it */
2548
    if (start_time != 0) {
2549 3ba1438d Michael Niedermayer
        ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
2550 254abc2e Fabrice Bellard
        if (ret < 0) {
2551 115329f1 Diego Biurrun
            fprintf(stderr, "%s: could not seek to position %0.3f\n",
2552 254abc2e Fabrice Bellard
                    filename, (double)timestamp / AV_TIME_BASE);
2553
        }
2554
        /* reset seek info */
2555
        start_time = 0;
2556
    }
2557
2558 85f07f22 Fabrice Bellard
    /* update the current parameters so that they match the one of the input stream */
2559
    for(i=0;i<ic->nb_streams;i++) {
2560 637b5326 Michael Niedermayer
        int j;
2561 01f4895c Michael Niedermayer
        AVCodecContext *enc = ic->streams[i]->codec;
2562 c62c07d3 Michael Niedermayer
        if(thread_count>1)
2563
            avcodec_thread_init(enc, thread_count);
2564
        enc->thread_count= thread_count;
2565 85f07f22 Fabrice Bellard
        switch(enc->codec_type) {
2566
        case CODEC_TYPE_AUDIO:
2567 637b5326 Michael Niedermayer
            for(j=0; j<opt_name_count; j++){
2568 bd31a388 Baptiste Coudurier
                const AVOption *opt;
2569 23b254fb Benoit Fouet
                double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt);
2570 637b5326 Michael Niedermayer
                if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2571
                    av_set_double(enc, opt_names[j], d);
2572
            }
2573 e0d2714a Juanjo
            //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
2574 85f07f22 Fabrice Bellard
            audio_channels = enc->channels;
2575
            audio_sample_rate = enc->sample_rate;
2576 b4aea108 Michael Niedermayer
            if(audio_disable)
2577 f3356e9c Michael Niedermayer
                ic->streams[i]->discard= AVDISCARD_ALL;
2578 85f07f22 Fabrice Bellard
            break;
2579
        case CODEC_TYPE_VIDEO:
2580 637b5326 Michael Niedermayer
            for(j=0; j<opt_name_count; j++){
2581 bd31a388 Baptiste Coudurier
                const AVOption *opt;
2582 23b254fb Benoit Fouet
                double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt);
2583 637b5326 Michael Niedermayer
                if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2584
                    av_set_double(enc, opt_names[j], d);
2585
            }
2586 85f07f22 Fabrice Bellard
            frame_height = enc->height;
2587
            frame_width = enc->width;
2588 bb270c08 Diego Biurrun
            frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2589
            frame_pix_fmt = enc->pix_fmt;
2590 c0df9d75 Michael Niedermayer
            rfps      = ic->streams[i]->r_frame_rate.num;
2591
            rfps_base = ic->streams[i]->r_frame_rate.den;
2592 637b5326 Michael Niedermayer
            if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
2593 f4f3223f Michael Niedermayer
            if(me_threshold)
2594
                enc->debug |= FF_DEBUG_MV;
2595 d7425f59 Michael Niedermayer
2596 115329f1 Diego Biurrun
            if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
2597 d8019eb5 Allen Day
2598
                if (verbose >= 0)
2599 386c88de Baptiste Coudurier
                    fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
2600 c0df9d75 Michael Niedermayer
                            i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
2601 d8019eb5 Allen Day
2602 15bc38e5 Michael Niedermayer
                    (float)rfps / rfps_base, rfps, rfps_base);
2603 79fdaa4c Fabrice Bellard
            }
2604 bf5af568 Fabrice Bellard
            /* update the current frame rate to match the stream frame rate */
2605 14bea432 Michael Niedermayer
            frame_rate      = rfps;
2606
            frame_rate_base = rfps_base;
2607 bdfcbbed Max Krasnyansky
2608
            enc->rate_emu = rate_emu;
2609 b4aea108 Michael Niedermayer
            if(video_disable)
2610 f3356e9c Michael Niedermayer
                ic->streams[i]->discard= AVDISCARD_ALL;
2611
            else if(video_discard)
2612
                ic->streams[i]->discard= video_discard;
2613 85f07f22 Fabrice Bellard
            break;
2614 254abc2e Fabrice Bellard
        case CODEC_TYPE_DATA:
2615
            break;
2616 cf7fc795 Fabrice Bellard
        case CODEC_TYPE_SUBTITLE:
2617
            break;
2618 ae38261e Mike Brown
        case CODEC_TYPE_UNKNOWN:
2619
            break;
2620 51bd4565 Philip Gladstone
        default:
2621 c04643a2 Philip Gladstone
            av_abort();
2622 85f07f22 Fabrice Bellard
        }
2623
    }
2624 115329f1 Diego Biurrun
2625 85f07f22 Fabrice Bellard
    input_files[nb_input_files] = ic;
2626 bd1b79a1 Michael Niedermayer
    input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
2627 85f07f22 Fabrice Bellard
    /* dump the file content */
2628 d8019eb5 Allen Day
    if (verbose >= 0)
2629
        dump_format(ic, nb_input_files, filename, 0);
2630
2631 85f07f22 Fabrice Bellard
    nb_input_files++;
2632 79fdaa4c Fabrice Bellard
    file_iformat = NULL;
2633
    file_oformat = NULL;
2634 bdfcbbed Max Krasnyansky
2635 2639c651 Roman Shaposhnik
    video_channel = 0;
2636 115329f1 Diego Biurrun
2637 bdfcbbed Max Krasnyansky
    rate_emu = 0;
2638 85f07f22 Fabrice Bellard
}
2639
2640 b29f97d1 Zdenek Kabelac
static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
2641 919f448d Fabrice Bellard
{
2642
    int has_video, has_audio, i, j;
2643
    AVFormatContext *ic;
2644
2645
    has_video = 0;
2646
    has_audio = 0;
2647
    for(j=0;j<nb_input_files;j++) {
2648
        ic = input_files[j];
2649
        for(i=0;i<ic->nb_streams;i++) {
2650 01f4895c Michael Niedermayer
            AVCodecContext *enc = ic->streams[i]->codec;
2651 919f448d Fabrice Bellard
            switch(enc->codec_type) {
2652
            case CODEC_TYPE_AUDIO:
2653
                has_audio = 1;
2654
                break;
2655
            case CODEC_TYPE_VIDEO:
2656
                has_video = 1;
2657
                break;
2658 6fb316d5 Wolfram Gloger
            case CODEC_TYPE_DATA:
2659 ae38261e Mike Brown
            case CODEC_TYPE_UNKNOWN:
2660 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
2661 6fb316d5 Wolfram Gloger
                break;
2662 51bd4565 Philip Gladstone
            default:
2663 c04643a2 Philip Gladstone
                av_abort();
2664 919f448d Fabrice Bellard
            }
2665
        }
2666
    }
2667
    *has_video_ptr = has_video;
2668
    *has_audio_ptr = has_audio;
2669
}
2670
2671 cf7fc795 Fabrice Bellard
static void new_video_stream(AVFormatContext *oc)
2672 85f07f22 Fabrice Bellard
{
2673
    AVStream *st;
2674 cf7fc795 Fabrice Bellard
    AVCodecContext *video_enc;
2675
    int codec_id;
2676 115329f1 Diego Biurrun
2677