projects / libav.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Split codec-regression.sh, and create the lavf-regression.sh script.
[libav.git] / ffmpeg.c
CommitLineData
85f07f22 1/*
115329f1 2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
b78e7197
DB		 5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
bf5af568
FB		 8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
b78e7197 10 * version 2.1 of the License, or (at your option) any later version.
85f07f22 11 *
b78e7197 12 * FFmpeg is distributed in the hope that it will be useful,
85f07f22 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bf5af568
FB		 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
85f07f22 16 *
bf5af568 17 * You should have received a copy of the GNU Lesser General Public
b78e7197 18 * License along with FFmpeg; if not, write to the Free Software
5509bffa 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
85f07f22 20 */
364a9607 21
7246177d 22/* needed for usleep() */
d0feff2a 23#define _XOPEN_SOURCE 600
7246177d 24
0f4e8165
RB		 25#include "config.h"
26#include <ctype.h>
27#include <string.h>
28#include <math.h>
29#include <stdlib.h>
30#include <errno.h>
d86b83f8 31#include <signal.h>
22f7a060 32#include <limits.h>
7246177d 33#include <unistd.h>
245976da
DB		 34#include "libavformat/avformat.h"
35#include "libavdevice/avdevice.h"
36#include "libswscale/swscale.h"
245976da 37#include "libavcodec/opt.h"
ce1ee094 38#include "libavcodec/audioconvert.h"
ecfe3929 39#include "libavcodec/colorspace.h"
245976da
DB		 40#include "libavutil/fifo.h"
41#include "libavutil/avstring.h"
42#include "libavformat/os_support.h"
daf8e955 43
b250f9c6 44#if HAVE_SYS_RESOURCE_H
0a1b29de 45#include <sys/types.h>
b091aa44 46#include <sys/resource.h>
b250f9c6 47#elif HAVE_GETPROCESSTIMES
7495c306
RP		 48#include <windows.h>
49#endif
50
b250f9c6 51#if HAVE_SYS_SELECT_H
fb1d2d7b
BC		 52#include <sys/select.h>
53#endif
54
b250f9c6 55#if HAVE_TERMIOS_H
85f07f22
FB		 56#include <fcntl.h>
57#include <sys/ioctl.h>
85f07f22 58#include <sys/time.h>
85f07f22 59#include <termios.h>
b250f9c6 60#elif HAVE_CONIO_H
4b54c6d0 61#include <conio.h>
bdc4796f 62#endif
64c020a8 63#undef time //needed because HAVE_AV_CONFIG_H is defined on top
bf5af568 64#include <time.h>
85f07f22 65
01310af2
FB		 66#include "cmdutils.h"
67
2b18dcd0
MN		 68#undef NDEBUG
69#include <assert.h>
70
c367d067
MN		 71#undef exit
72
64555bd9 73const char program_name[] = "FFmpeg";
ea9c581f 74const int program_birth_year = 2000;
86074ed1 75
85f07f22
FB		 76/* select an input stream for an output stream */
77typedef struct AVStreamMap {
78 int file_index;
79 int stream_index;
b4a3389e
WG		 80 int sync_file_index;
81 int sync_stream_index;
85f07f22
FB		 82} AVStreamMap;
83
0a38bafd
PB		 84/** select an input file for an output file */
85typedef struct AVMetaDataMap {
86 int out_file;
87 int in_file;
88} AVMetaDataMap;
89
580a6c57 90static const OptionDef options[];
85f07f22 91
85f07f22
FB		 92#define MAX_FILES 20
93
94static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 95static int64_t input_files_ts_offset[MAX_FILES];
8833f375 96static double input_files_ts_scale[MAX_FILES][MAX_STREAMS];
6488cf9b 97static AVCodec *input_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 98static int nb_input_files = 0;
6488cf9b 99static int nb_icodecs;
85f07f22
FB		 100
101static AVFormatContext *output_files[MAX_FILES];
6488cf9b 102static AVCodec *output_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 103static int nb_output_files = 0;
6488cf9b 104static int nb_ocodecs;
85f07f22 105
f44fd374 106static AVStreamMap stream_maps[MAX_FILES*MAX_STREAMS];
85f07f22
FB		 107static int nb_stream_maps;
108
0a38bafd
PB		 109static AVMetaDataMap meta_data_maps[MAX_FILES];
110static int nb_meta_data_maps;
111
79fdaa4c
FB		 112static AVInputFormat *file_iformat;
113static AVOutputFormat *file_oformat;
55cf1959
MN		 114static int frame_width = 0;
115static int frame_height = 0;
880e8ba7 116static float frame_aspect_ratio = 0;
644a9262 117static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
ce1ee094 118static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE;
1ff93ffc
TK		 119static int frame_padtop = 0;
120static int frame_padbottom = 0;
121static int frame_padleft = 0;
122static int frame_padright = 0;
123static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN		 124static int frame_topBand = 0;
125static int frame_bottomBand = 0;
126static int frame_leftBand = 0;
127static int frame_rightBand = 0;
cf7fc795 128static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 129static AVRational frame_rate;
158c7f05 130static float video_qscale = 0;
84f608f4
VM		 131static uint16_t *intra_matrix = NULL;
132static uint16_t *inter_matrix = NULL;
464a631c 133static const char *video_rc_override_string=NULL;
85f07f22 134static int video_disable = 0;
f3356e9c 135static int video_discard = 0;
4a897224 136static char *video_codec_name = NULL;
b2a2197e 137static int video_codec_tag = 0;
85f07f22 138static int same_quality = 0;
cfcf0ffd 139static int do_deinterlace = 0;
bb198e19 140static int top_field_first = -1;
f4f3223f 141static int me_threshold = 0;
1a11cbcc 142static int intra_dc_precision = 8;
5894e1bb 143static int loop_input = 0;
8108551a 144static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 145static int qp_hist = 0;
85f07f22 146
85f07f22
FB		 147static int intra_only = 0;
148static int audio_sample_rate = 44100;
13367a46 149static int64_t channel_layout = 0;
c57c770d
JR		 150#define QSCALE_NONE -99999
151static float audio_qscale = QSCALE_NONE;
85f07f22
FB		 152static int audio_disable = 0;
153static int audio_channels = 1;
4a897224 154static char *audio_codec_name = NULL;
b2a2197e 155static int audio_codec_tag = 0;
cf7fc795
FB		 156static char *audio_language = NULL;
157
11bf3847 158static int subtitle_disable = 0;
4a897224 159static char *subtitle_codec_name = NULL;
cf7fc795 160static char *subtitle_language = NULL;
27ad7d3a 161static int subtitle_codec_tag = 0;
85f07f22 162
17c88cb0
MN		 163static float mux_preload= 0.5;
164static float mux_max_delay= 0.7;
2db3c638 165
fc7ad2af 166static int64_t recording_time = INT64_MAX;
8831db5c 167static int64_t start_time = 0;
4568325a 168static int64_t rec_timestamp = 0;
a6a92a9a 169static int64_t input_ts_offset = 0;
85f07f22 170static int file_overwrite = 0;
a5926d85
AJ		 171static int metadata_count;
172static AVMetadataTag *metadata;
5727b222 173static int do_benchmark = 0;
a0663ba4 174static int do_hex_dump = 0;
254abc2e 175static int do_pkt_dump = 0;
43f1708f 176static int do_psnr = 0;
5abdb4b1 177static int do_pass = 0;
ad16627f 178static char *pass_logfilename_prefix = NULL;
1629626f
FB		 179static int audio_stream_copy = 0;
180static int video_stream_copy = 0;
cf7fc795 181static int subtitle_stream_copy = 0;
8858816d 182static int video_sync_method= -1;
986ebcdb 183static int audio_sync_method= 0;
d4d226a8 184static float audio_drift_threshold= 0.1;
72bd8100 185static int copy_ts= 0;
76bdac6d 186static int opt_shortest = 0;
90ad92b3 187static int video_global_header = 0;
b60d1379 188static char *vstats_filename;
032aa7df 189static FILE *vstats_file;
50e143c4 190static int opt_programid = 0;
50e3477f 191static int copy_initial_nonkeyframes = 0;
5abdb4b1 192
bdfcbbed
MK		 193static int rate_emu = 0;
194
a5df11ab 195static int video_channel = 0;
df0cecdd 196static char *video_standard;
79a7c268 197
a9aa3467 198static int audio_volume = 256;
8aa3ee32 199
f2abc559 200static int exit_on_error = 0;
d9a916e2 201static int using_stdin = 0;
f068206e 202static int verbose = 1;
9c3d33d6 203static int thread_count= 1;
b51469a0 204static int q_pressed = 0;
1008ceb3
MN		 205static int64_t video_size = 0;
206static int64_t audio_size = 0;
207static int64_t extra_size = 0;
a6a92a9a
WG		 208static int nb_frames_dup = 0;
209static int nb_frames_drop = 0;
6e454c38 210static int input_sync;
76bdac6d 211static uint64_t limit_filesize = 0;
d2845b75 212static int force_fps = 0;
d9a916e2 213
5b6d5596 214static int pgmyuv_compatibility_hack=0;
a8482aab 215static float dts_delta_threshold = 10;
5b6d5596 216
e60da588 217static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 218
29cc1c23 219static int64_t timer_start;
8bbf6db9 220
3321cb3f
BC		 221static uint8_t *audio_buf;
222static uint8_t *audio_out;
223static uint8_t *audio_out2;
224
225static short *samples;
226
748c2fca
MN		 227static AVBitStreamFilterContext *video_bitstream_filters=NULL;
228static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 229static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 230static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 231
ad16627f 232#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 233
b4a3389e
WG		 234struct AVInputStream;
235
85f07f22
FB		 236typedef struct AVOutputStream {
237 int file_index; /* file index */
238 int index; /* stream index in the output file */
239 int source_index; /* AVInputStream index */
240 AVStream *st; /* stream in the output file */
ec5517d5
FB		 241 int encoding_needed; /* true if encoding needed for this stream */
242 int frame_number;
243 /* input pts and corresponding output pts
244 for A/V sync */
b4a3389e
WG		 245 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
246 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 247 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 248 /* video only */
07d0cdfc 249 int video_resample;
a4d36c11 250 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA		 251 struct SwsContext *img_resample_ctx; /* for image resampling */
252 int resample_height;
352666c1 253 int resample_width;
01a3c821 254 int resample_pix_fmt;
34b10a57 255
352666c1
EB		 256 /* full frame size of first frame */
257 int original_height;
258 int original_width;
259
260 /* cropping area sizes */
07d0cdfc 261 int video_crop;
352666c1
EB		 262 int topBand;
263 int bottomBand;
34b10a57 264 int leftBand;
352666c1
EB		 265 int rightBand;
266
267 /* cropping area of first frame */
268 int original_topBand;
269 int original_bottomBand;
270 int original_leftBand;
271 int original_rightBand;
115329f1 272
352666c1 273 /* padding area sizes */
07d0cdfc 274 int video_pad;
352666c1 275 int padtop;
1ff93ffc
TK		 276 int padbottom;
277 int padleft;
278 int padright;
115329f1 279
85f07f22
FB		 280 /* audio only */
281 int audio_resample;
282 ReSampleContext *resample; /* for audio resampling */
a79db0f7
PR		 283 int reformat_pair;
284 AVAudioConvert *reformat_ctx;
41dd680d 285 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 286 FILE *logfile;
85f07f22
FB		 287} AVOutputStream;
288
289typedef struct AVInputStream {
290 int file_index;
291 int index;
292 AVStream *st;
293 int discard; /* true if stream data should be discarded */
294 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 295 int64_t sample_index; /* current sample */
bdfcbbed
MK		 296
297 int64_t start; /* time when read started */
254abc2e
FB		 298 int64_t next_pts; /* synthetic pts for cases where pkt.pts
299 is not defined */
e7d0374f 300 int64_t pts; /* current pts */
ff4905a5 301 int is_start; /* is 1 at the start and after a discontinuity */
85f07f22
FB		 302} AVInputStream;
303
304typedef struct AVInputFile {
305 int eof_reached; /* true if eof reached */
306 int ist_index; /* index of first stream in ist_table */
307 int buffer_size; /* current total buffer size */
79fdaa4c 308 int nb_streams; /* nb streams we are aware of */
85f07f22
FB		 309} AVInputFile;
310
b250f9c6 311#if HAVE_TERMIOS_H
bdc4796f 312
85f07f22
FB		 313/* init terminal so that we can grab keys */
314static struct termios oldtty;
d86b83f8 315#endif
85f07f22
FB		 316
317static void term_exit(void)
318{
b250f9c6 319#if HAVE_TERMIOS_H
85f07f22 320 tcsetattr (0, TCSANOW, &oldtty);
d86b83f8 321#endif
85f07f22
FB		 322}
323
e9a832e5 324static volatile int received_sigterm = 0;
9680a722
RP		 325
326static void
327sigterm_handler(int sig)
328{
329 received_sigterm = sig;
330 term_exit();
331}
332
85f07f22
FB		 333static void term_init(void)
334{
b250f9c6 335#if HAVE_TERMIOS_H
85f07f22
FB		 336 struct termios tty;
337
338 tcgetattr (0, &tty);
339 oldtty = tty;
340
341 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
342 |INLCR|IGNCR|ICRNL|IXON);
343 tty.c_oflag |= OPOST;
344 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
345 tty.c_cflag &= ~(CSIZE|PARENB);
346 tty.c_cflag |= CS8;
347 tty.c_cc[VMIN] = 1;
348 tty.c_cc[VTIME] = 0;
115329f1 349
85f07f22 350 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP		 351 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
352#endif
85f07f22 353
9680a722 354 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722
RP		 355 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
356 /*
357 register a function to be called at normal program termination
358 */
85f07f22 359 atexit(term_exit);
b250f9c6 360#if CONFIG_BEOS_NETSERVER
9ddd71fc
FR		 361 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
362#endif
85f07f22
FB		 363}
364
365/* read a key without blocking */
366static int read_key(void)
367{
b250f9c6 368#if HAVE_TERMIOS_H
9ddd71fc 369 int n = 1;
85f07f22 370 unsigned char ch;
b250f9c6 371#if !CONFIG_BEOS_NETSERVER
9ddd71fc 372 struct timeval tv;
85f07f22
FB		 373 fd_set rfds;
374
375 FD_ZERO(&rfds);
376 FD_SET(0, &rfds);
377 tv.tv_sec = 0;
378 tv.tv_usec = 0;
379 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 380#endif
85f07f22 381 if (n > 0) {
cb09b2ed
PG		 382 n = read(0, &ch, 1);
383 if (n == 1)
85f07f22 384 return ch;
cb09b2ed
PG		 385
386 return n;
85f07f22 387 }
b250f9c6 388#elif HAVE_CONIO_H
4b54c6d0
RP		 389 if(kbhit())
390 return(getch());
d86b83f8 391#endif
85f07f22
FB		 392 return -1;
393}
394
b51469a0
LS		 395static int decode_interrupt_cb(void)
396{
397 return q_pressed || (q_pressed = read_key() == 'q');
398}
399
296df4e7 400static int av_exit(int ret)
e5295c0d
RP		 401{
402 int i;
403
404 /* close files */
405 for(i=0;i<nb_output_files;i++) {
406 /* maybe av_close_output_file ??? */
407 AVFormatContext *s = output_files[i];
408 int j;
8767060c 409 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP		 410 url_fclose(s->pb);
411 for(j=0;j<s->nb_streams;j++) {
094d9df7 412 av_metadata_free(&s->streams[j]->metadata);
e5295c0d
RP		 413 av_free(s->streams[j]->codec);
414 av_free(s->streams[j]);
415 }
094d9df7
AJ		 416 for(j=0;j<s->nb_programs;j++) {
417 av_metadata_free(&s->programs[j]->metadata);
418 }
419 for(j=0;j<s->nb_chapters;j++) {
420 av_metadata_free(&s->chapters[j]->metadata);
421 }
422 av_metadata_free(&s->metadata);
e5295c0d
RP		 423 av_free(s);
424 }
425 for(i=0;i<nb_input_files;i++)
426 av_close_input_file(input_files[i]);
427
e5295c0d
RP		 428 av_free(intra_matrix);
429 av_free(inter_matrix);
430
431 if (vstats_file)
432 fclose(vstats_file);
433 av_free(vstats_filename);
434
435 av_free(opt_names);
436
437 av_free(video_codec_name);
438 av_free(audio_codec_name);
439 av_free(subtitle_codec_name);
440
441 av_free(video_standard);
442
b250f9c6 443#if CONFIG_POWERPC_PERF
9686df2b 444 void powerpc_display_perf_report(void);
e5295c0d
RP		 445 powerpc_display_perf_report();
446#endif /* CONFIG_POWERPC_PERF */
447
5973490a
BC		 448 for (i=0;i<CODEC_TYPE_NB;i++)
449 av_free(avcodec_opts[i]);
450 av_free(avformat_opts);
451 av_free(sws_opts);
3321cb3f
BC		 452 av_free(audio_buf);
453 av_free(audio_out);
454 av_free(audio_out2);
455 av_free(samples);
5973490a 456
e5295c0d
RP		 457 if (received_sigterm) {
458 fprintf(stderr,
459 "Received signal %d: terminating.\n",
460 (int) received_sigterm);
461 exit (255);
462 }
463
296df4e7
RP		 464 exit(ret); /* not all OS-es handle main() return value */
465 return ret;
e5295c0d
RP		 466}
467
b29f97d1 468static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 469{
79fdaa4c 470 int i, err;
85f07f22 471 AVFormatContext *ic;
3438d82d 472 int nopts = 0;
85f07f22 473
79fdaa4c
FB		 474 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
475 if (err < 0)
476 return err;
85f07f22
FB		 477 /* copy stream format */
478 s->nb_streams = ic->nb_streams;
479 for(i=0;i<ic->nb_streams;i++) {
480 AVStream *st;
1e491e29 481
f37f8d4c 482 // FIXME: a more elegant solution is needed
e1031171 483 st = av_mallocz(sizeof(AVStream));
85f07f22 484 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 485 st->codec = avcodec_alloc_context();
7ef61879
RP		 486 if (!st->codec) {
487 print_error(filename, AVERROR(ENOMEM));
488 av_exit(1);
489 }
f37f8d4c 490 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22 491 s->streams[i] = st;
837d248d
BC		 492
493 if (st->codec->codec_type == CODEC_TYPE_AUDIO && audio_stream_copy)
494 st->stream_copy = 1;
495 else if (st->codec->codec_type == CODEC_TYPE_VIDEO && video_stream_copy)
496 st->stream_copy = 1;
497
dbedf2aa
BC		 498 if(!st->codec->thread_count)
499 st->codec->thread_count = 1;
500 if(st->codec->thread_count>1)
501 avcodec_thread_init(st->codec, st->codec->thread_count);
502
3438d82d
BC		 503 if(st->codec->flags & CODEC_FLAG_BITEXACT)
504 nopts = 1;
85f07f22
FB		 505 }
506
3438d82d
BC		 507 if (!nopts)
508 s->timestamp = av_gettime();
509
85f07f22
FB		 510 av_close_input_file(ic);
511 return 0;
512}
513
b4a3389e
WG		 514static double
515get_sync_ipts(const AVOutputStream *ost)
516{
517 const AVInputStream *ist = ost->sync_ist;
fec401f7 518 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG		 519}
520
748c2fca 521static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN		 522 int ret;
523
748c2fca
MN		 524 while(bsfc){
525 AVPacket new_pkt= *pkt;
526 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
527 &new_pkt.data, &new_pkt.size,
528 pkt->data, pkt->size,
529 pkt->flags & PKT_FLAG_KEY);
7055cdac 530 if(a>0){
748c2fca
MN		 531 av_free_packet(pkt);
532 new_pkt.destruct= av_destruct_packet;
7055cdac 533 } else if(a<0){
1f8e32cd
DB		 534 fprintf(stderr, "%s failed for stream %d, codec %s",
535 bsfc->filter->name, pkt->stream_index,
536 avctx->codec ? avctx->codec->name : "copy");
7055cdac 537 print_error("", a);
f2abc559
BC		 538 if (exit_on_error)
539 av_exit(1);
748c2fca
MN		 540 }
541 *pkt= new_pkt;
542
543 bsfc= bsfc->next;
544 }
545
0ac07031
MN		 546 ret= av_interleaved_write_frame(s, pkt);
547 if(ret < 0){
548 print_error("av_interleaved_write_frame()", ret);
296df4e7 549 av_exit(1);
0ac07031 550 }
748c2fca
MN		 551}
552
817b23ff 553#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 554
115329f1
DB		 555static void do_audio_out(AVFormatContext *s,
556 AVOutputStream *ost,
85f07f22
FB		 557 AVInputStream *ist,
558 unsigned char *buf, int size)
559{
0c1a9eda 560 uint8_t *buftmp;
558eae03 561 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 562
85f07f22 563 int size_out, frame_bytes, ret;
01f4895c 564 AVCodecContext *enc= ost->st->codec;
2886f311 565 AVCodecContext *dec= ist->st->codec;
287ba997
PR		 566 int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8;
567 int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8;
85f07f22 568
d66c7abc
SC		 569 /* SC: dynamic allocation of buffers */
570 if (!audio_buf)
571 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
572 if (!audio_out)
558eae03 573 audio_out = av_malloc(audio_out_size);
d66c7abc
SC		 574 if (!audio_buf || !audio_out)
575 return; /* Should signal an error ! */
576
2886f311
AÖ		 577 if (enc->channels != dec->channels)
578 ost->audio_resample = 1;
579
580 if (ost->audio_resample && !ost->resample) {
d1e3c6fd
BC		 581 if (dec->sample_fmt != SAMPLE_FMT_S16)
582 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
583 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
584 enc->sample_rate, dec->sample_rate,
585 enc->sample_fmt, dec->sample_fmt,
586 16, 10, 0, 0.8);
2886f311
AÖ		 587 if (!ost->resample) {
588 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
589 dec->channels, dec->sample_rate,
590 enc->channels, enc->sample_rate);
296df4e7 591 av_exit(1);
2886f311
AÖ		 592 }
593 }
594
a79db0f7 595#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
d1e3c6fd 596 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7
PR		 597 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
598 if (!audio_out2)
599 audio_out2 = av_malloc(audio_out_size);
600 if (!audio_out2)
601 av_exit(1);
602 if (ost->reformat_ctx)
603 av_audio_convert_free(ost->reformat_ctx);
604 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
605 dec->sample_fmt, 1, NULL, 0);
606 if (!ost->reformat_ctx) {
607 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
608 avcodec_get_sample_fmt_name(dec->sample_fmt),
609 avcodec_get_sample_fmt_name(enc->sample_fmt));
610 av_exit(1);
611 }
612 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
613 }
614
986ebcdb 615 if(audio_sync_method){
115329f1 616 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
41dd680d 617 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN		 618 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
619 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 620
986ebcdb
MN		 621 //FIXME resample delay
622 if(fabs(delta) > 50){
d4d226a8 623 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 624 if(byte_delta < 0){
f41dd5aa 625 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN		 626 size += byte_delta;
627 buf -= byte_delta;
628 if(verbose > 2)
629 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
630 if(!size)
631 return;
632 ist->is_start=0;
633 }else{
634 static uint8_t *input_tmp= NULL;
635 input_tmp= av_realloc(input_tmp, byte_delta + size);
636
637 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
638 ist->is_start=0;
639 else
640 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
641
642 memset(input_tmp, 0, byte_delta);
643 memcpy(input_tmp + byte_delta, buf, size);
644 buf= input_tmp;
645 size += byte_delta;
646 if(verbose > 2)
647 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
648 }
649 }else if(audio_sync_method>1){
f66e4f5f 650 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN		 651 assert(ost->audio_resample);
652 if(verbose > 2)
653 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 654// 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));
ff4905a5
MN		 655 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
656 }
115329f1 657 }
986ebcdb 658 }else
b4a3389e 659 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
41dd680d 660 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB		 661
662 if (ost->audio_resample) {
663 buftmp = audio_buf;
115329f1 664 size_out = audio_resample(ost->resample,
85f07f22 665 (short *)buftmp, (short *)buf,
287ba997
PR		 666 size / (ist->st->codec->channels * isize));
667 size_out = size_out * enc->channels * osize;
85f07f22
FB		 668 } else {
669 buftmp = buf;
670 size_out = size;
671 }
672
d1e3c6fd 673 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7
PR		 674 const void *ibuf[6]= {buftmp};
675 void *obuf[6]= {audio_out2};
287ba997
PR		 676 int istride[6]= {isize};
677 int ostride[6]= {osize};
a79db0f7
PR		 678 int len= size_out/istride[0];
679 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
680 printf("av_audio_convert() failed\n");
f2abc559
BC		 681 if (exit_on_error)
682 av_exit(1);
a79db0f7
PR		 683 return;
684 }
685 buftmp = audio_out2;
287ba997 686 size_out = len*osize;
a79db0f7
PR		 687 }
688
85f07f22 689 /* now encode as many frames as possible */
a0663ba4 690 if (enc->frame_size > 1) {
85f07f22 691 /* output resampled raw samples */
41dd680d 692 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5
SS		 693 fprintf(stderr, "av_fifo_realloc2() failed\n");
694 av_exit(1);
695 }
41dd680d 696 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 697
287ba997 698 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 699
41dd680d 700 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN		 701 AVPacket pkt;
702 av_init_packet(&pkt);
703
3898eed8 704 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 705
5bc440e7
MN		 706 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
707
115329f1 708 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 709 (short *)audio_buf);
528271ff
MN		 710 if (ret < 0) {
711 fprintf(stderr, "Audio encoding failed\n");
712 av_exit(1);
713 }
1008ceb3 714 audio_size += ret;
e928649b
MN		 715 pkt.stream_index= ost->index;
716 pkt.data= audio_out;
717 pkt.size= ret;
e7902f20 718 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 719 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 720 pkt.flags |= PKT_FLAG_KEY;
748c2fca 721 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 722
986ebcdb 723 ost->sync_opts += enc->frame_size;
85f07f22
FB		 724 }
725 } else {
e928649b 726 AVPacket pkt;
287ba997 727 int coded_bps = av_get_bits_per_sample(enc->codec->id)/8;
e928649b 728 av_init_packet(&pkt);
986ebcdb 729
287ba997 730 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 731
a0663ba4 732 /* output a pcm frame */
287ba997
PR		 733 /* determine the size of the coded buffer */
734 size_out /= osize;
735 if (coded_bps)
736 size_out *= coded_bps;
737
5bc440e7 738 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 739 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 740 (short *)buftmp);
528271ff
MN		 741 if (ret < 0) {
742 fprintf(stderr, "Audio encoding failed\n");
743 av_exit(1);
744 }
1008ceb3 745 audio_size += ret;
e928649b
MN		 746 pkt.stream_index= ost->index;
747 pkt.data= audio_out;
748 pkt.size= ret;
e7902f20 749 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 750 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 751 pkt.flags |= PKT_FLAG_KEY;
748c2fca 752 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB		 753 }
754}
755
10d104e4
PG		 756static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
757{
758 AVCodecContext *dec;
759 AVPicture *picture2;
760 AVPicture picture_tmp;
0c1a9eda 761 uint8_t *buf = 0;
10d104e4 762
01f4895c 763 dec = ist->st->codec;
10d104e4
PG		 764
765 /* deinterlace : must be done before any resize */
fdf11906 766 if (do_deinterlace) {
10d104e4
PG		 767 int size;
768
769 /* create temporary picture */
770 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
771 buf = av_malloc(size);
772 if (!buf)
773 return;
115329f1 774
10d104e4
PG		 775 picture2 = &picture_tmp;
776 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
777
9e1cc598
RP		 778 if(avpicture_deinterlace(picture2, picture,
779 dec->pix_fmt, dec->width, dec->height) < 0) {
780 /* if error, do not deinterlace */
781 fprintf(stderr, "Deinterlacing failed\n");
782 av_free(buf);
783 buf = NULL;
784 picture2 = picture;
785 }
10d104e4
PG		 786 } else {
787 picture2 = picture;
788 }
789
10d104e4
PG		 790 if (picture != picture2)
791 *picture = *picture2;
792 *bufp = buf;
793}
794
ec5517d5
FB		 795/* we begin to correct av delay at this threshold */
796#define AV_DELAY_MAX 0.100
85f07f22 797
115329f1
DB		 798static void do_subtitle_out(AVFormatContext *s,
799 AVOutputStream *ost,
cf7fc795
FB		 800 AVInputStream *ist,
801 AVSubtitle *sub,
802 int64_t pts)
803{
804 static uint8_t *subtitle_out = NULL;
7f4fca03 805 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB		 806 int subtitle_out_size, nb, i;
807 AVCodecContext *enc;
808 AVPacket pkt;
809
810 if (pts == AV_NOPTS_VALUE) {
811 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559
BC		 812 if (exit_on_error)
813 av_exit(1);
cf7fc795
FB		 814 return;
815 }
816
01f4895c 817 enc = ost->st->codec;
cf7fc795
FB		 818
819 if (!subtitle_out) {
820 subtitle_out = av_malloc(subtitle_out_max_size);
821 }
822
823 /* Note: DVB subtitle need one packet to draw them and one other
824 packet to clear them */
825 /* XXX: signal it in the codec context ? */
826 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
827 nb = 2;
828 else
829 nb = 1;
830
831 for(i = 0; i < nb; i++) {
4bbe788a 832 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD		 833 // start_display_time is required to be 0
834 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
835 sub->end_display_time -= sub->start_display_time;
836 sub->start_display_time = 0;
115329f1 837 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 838 subtitle_out_max_size, sub);
266649a5
RD		 839 if (subtitle_out_size < 0) {
840 fprintf(stderr, "Subtitle encoding failed\n");
841 av_exit(1);
842 }
115329f1 843
cf7fc795
FB		 844 av_init_packet(&pkt);
845 pkt.stream_index = ost->index;
846 pkt.data = subtitle_out;
847 pkt.size = subtitle_out_size;
8b03c014 848 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB		 849 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
850 /* XXX: the pts correction is handled here. Maybe handling
851 it in the codec would be better */
852 if (i == 0)
853 pkt.pts += 90 * sub->start_display_time;
854 else
855 pkt.pts += 90 * sub->end_display_time;
856 }
748c2fca 857 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB		 858 }
859}
860
8a6cb114 861static int bit_buffer_size= 1024*256;
27537106 862static uint8_t *bit_buffer= NULL;
1ff93ffc 863
115329f1
DB		 864static void do_video_out(AVFormatContext *s,
865 AVOutputStream *ost,
85f07f22 866 AVInputStream *ist,
7a0f9d7e 867 AVFrame *in_picture,
986ebcdb 868 int *frame_size)
85f07f22 869{
ec5517d5 870 int nb_frames, i, ret;
352666c1 871 int64_t topBand, bottomBand, leftBand, rightBand;
07d0cdfc 872 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 873 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 874 AVCodecContext *enc, *dec;
115329f1 875
a4d36c11 876 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 877 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 878
01f4895c
MN		 879 enc = ost->st->codec;
880 dec = ist->st->codec;
85f07f22 881
ec5517d5
FB		 882 /* by default, we output a single frame */
883 nb_frames = 1;
884
204c0f48
PG		 885 *frame_size = 0;
886
8858816d 887 if(video_sync_method>0 || (video_sync_method && av_q2d(enc->time_base) > 0.001)){
10d104e4 888 double vdelta;
b4a3389e 889 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN		 890 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
891 if (vdelta < -1.1)
892 nb_frames = 0;
e6fdc2b1
MN		 893 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
894 if(vdelta<=-0.6){
895 nb_frames=0;
896 }else if(vdelta>0.6)
880add37 897 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
e6fdc2b1 898 }else if (vdelta > 1.1)
70122f29 899 nb_frames = lrintf(vdelta);
fc6765d7 900//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, get_sync_ipts(ost), nb_frames);
50c3dd32
MN		 901 if (nb_frames == 0){
902 ++nb_frames_drop;
903 if (verbose>2)
904 fprintf(stderr, "*** drop!\n");
8300609b
MN		 905 }else if (nb_frames > 1) {
906 nb_frames_dup += nb_frames;
50c3dd32 907 if (verbose>2)
8300609b 908 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN		 909 }
910 }else
b4a3389e 911 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 912
7ca60994 913 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 914 if (nb_frames <= 0)
85f07f22 915 return;
ce7c56c2 916
07d0cdfc 917 if (ost->video_crop) {
636d6a4a 918 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
49a06a4d 919 fprintf(stderr, "error cropping picture\n");
f2abc559
BC		 920 if (exit_on_error)
921 av_exit(1);
4e780252 922 return;
07d0cdfc
LA		 923 }
924 formatted_picture = &picture_crop_temp;
18a54b04
LA		 925 } else {
926 formatted_picture = in_picture;
07d0cdfc
LA		 927 }
928
929 final_picture = formatted_picture;
930 padding_src = formatted_picture;
931 resampling_dst = &ost->pict_tmp;
932 if (ost->video_pad) {
933 final_picture = &ost->pict_tmp;
934 if (ost->video_resample) {
636d6a4a 935 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
49a06a4d 936 fprintf(stderr, "error padding picture\n");
f2abc559
BC		 937 if (exit_on_error)
938 av_exit(1);
4e780252 939 return;
07d0cdfc
LA		 940 }
941 resampling_dst = &picture_pad_temp;
942 }
943 }
944
85f07f22 945 if (ost->video_resample) {
07d0cdfc 946 padding_src = NULL;
34b10a57 947 final_picture = &ost->pict_tmp;
352666c1 948 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
01a3c821
JGG		 949 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
950 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 951
01a3c821 952 fprintf(stderr,"Input Stream #%d.%d frame size changed to %dx%d, %s\n", ist->file_index, ist->index, ist->st->codec->width, ist->st->codec->height,avcodec_get_pix_fmt_name(ist->st->codec->pix_fmt));
352666c1
EB		 953 /* keep bands proportional to the frame size */
954 topBand = ((int64_t)ist->st->codec->height * ost->original_topBand / ost->original_height) & ~1;
955 bottomBand = ((int64_t)ist->st->codec->height * ost->original_bottomBand / ost->original_height) & ~1;
956 leftBand = ((int64_t)ist->st->codec->width * ost->original_leftBand / ost->original_width) & ~1;
957 rightBand = ((int64_t)ist->st->codec->width * ost->original_rightBand / ost->original_width) & ~1;
958
959 /* sanity check to ensure no bad band sizes sneak in */
960 assert(topBand <= INT_MAX && topBand >= 0);
961 assert(bottomBand <= INT_MAX && bottomBand >= 0);
962 assert(leftBand <= INT_MAX && leftBand >= 0);
963 assert(rightBand <= INT_MAX && rightBand >= 0);
964
965 ost->topBand = topBand;
966 ost->bottomBand = bottomBand;
967 ost->leftBand = leftBand;
968 ost->rightBand = rightBand;
969
970 ost->resample_height = ist->st->codec->height - (ost->topBand + ost->bottomBand);
971 ost->resample_width = ist->st->codec->width - (ost->leftBand + ost->rightBand);
01a3c821 972 ost->resample_pix_fmt= ist->st->codec->pix_fmt;
352666c1
EB		 973
974 /* initialize a new scaler context */
975 sws_freeContext(ost->img_resample_ctx);
976 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
977 ost->img_resample_ctx = sws_getContext(
978 ist->st->codec->width - (ost->leftBand + ost->rightBand),
979 ist->st->codec->height - (ost->topBand + ost->bottomBand),
980 ist->st->codec->pix_fmt,
981 ost->st->codec->width - (ost->padleft + ost->padright),
982 ost->st->codec->height - (ost->padtop + ost->padbottom),
983 ost->st->codec->pix_fmt,
984 sws_flags, NULL, NULL, NULL);
985 if (ost->img_resample_ctx == NULL) {
986 fprintf(stderr, "Cannot get resampling context\n");
987 av_exit(1);
988 }
989 }
18a54b04
LA		 990 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
991 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 992 }
07d0cdfc
LA		 993
994 if (ost->video_pad) {
636d6a4a 995 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA		 996 enc->height, enc->width, enc->pix_fmt,
997 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 998 }
07d0cdfc 999
85f07f22 1000 /* duplicates frame if needed */
ec5517d5 1001 for(i=0;i<nb_frames;i++) {
e928649b
MN		 1002 AVPacket pkt;
1003 av_init_packet(&pkt);
1004 pkt.stream_index= ost->index;
1005
e8750b00
FR		 1006 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1007 /* raw pictures are written as AVPicture structure to
1008 avoid any copies. We support temorarily the older
1009 method. */
2744ca9a 1010 AVFrame* old_frame = enc->coded_frame;
bb270c08 1011 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN		 1012 pkt.data= (uint8_t *)final_picture;
1013 pkt.size= sizeof(AVPicture);
b4dba580
MN		 1014 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
1015 pkt.flags |= PKT_FLAG_KEY;
e928649b 1016
748c2fca 1017 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 1018 enc->coded_frame = old_frame;
e8750b00 1019 } else {
492cd3a9 1020 AVFrame big_picture;
a4d36c11
MN		 1021
1022 big_picture= *final_picture;
7a0f9d7e
FB		 1023 /* better than nothing: use input picture interlaced
1024 settings */
1025 big_picture.interlaced_frame = in_picture->interlaced_frame;
636f1c4c 1026 if(avcodec_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN		 1027 if(top_field_first == -1)
1028 big_picture.top_field_first = in_picture->top_field_first;
1029 else
2a8edc5d 1030 big_picture.top_field_first = top_field_first;
bb198e19 1031 }
7a0f9d7e 1032
85f07f22
FB		 1033 /* handles sameq here. This is not correct because it may
1034 not be a global option */
1035 if (same_quality) {
1e491e29
MN		 1036 big_picture.quality = ist->st->quality;
1037 }else
1038 big_picture.quality = ost->st->quality;
f4f3223f
MN		 1039 if(!me_threshold)
1040 big_picture.pict_type = 0;
50c3dd32 1041// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN		 1042 big_picture.pts= ost->sync_opts;
1043// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1044//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 1045 ret = avcodec_encode_video(enc,
8a6cb114 1046 bit_buffer, bit_buffer_size,
1e491e29 1047 &big_picture);
95af5e1c 1048 if (ret < 0) {
4156a436 1049 fprintf(stderr, "Video encoding failed\n");
296df4e7 1050 av_exit(1);
4156a436 1051 }
54e28a85 1052
4bbc6260 1053 if(ret>0){
27537106 1054 pkt.data= bit_buffer;
e928649b 1055 pkt.size= ret;
e6b4e4ff 1056 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1057 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1058/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN		 1059 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1060 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1061
e6b4e4ff 1062 if(enc->coded_frame->key_frame)
e928649b 1063 pkt.flags |= PKT_FLAG_KEY;
748c2fca 1064 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b 1065 *frame_size = ret;
44eb047a 1066 video_size += ret;
54e28a85
BC		 1067 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1068 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN		 1069 /* if two pass, output log */
1070 if (ost->logfile && enc->stats_out) {
1071 fprintf(ost->logfile, "%s", enc->stats_out);
1072 }
5abdb4b1 1073 }
85f07f22 1074 }
50c3dd32 1075 ost->sync_opts++;
ec5517d5 1076 ost->frame_number++;
85f07f22
FB		 1077 }
1078}
1079
140cb663 1080static double psnr(double d){
b29f97d1 1081 return -10.0*log(d)/log(10.0);
140cb663
MN		 1082}
1083
115329f1 1084static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1085 int frame_size)
ce7c56c2 1086{
ce7c56c2
J		 1087 AVCodecContext *enc;
1088 int frame_number;
ce7c56c2 1089 double ti1, bitrate, avg_bitrate;
115329f1 1090
b60d1379 1091 /* this is executed just the first time do_video_stats is called */
032aa7df
SS		 1092 if (!vstats_file) {
1093 vstats_file = fopen(vstats_filename, "w");
1094 if (!vstats_file) {
4bd0c2b1 1095 perror("fopen");
296df4e7 1096 av_exit(1);
4bd0c2b1
BF		 1097 }
1098 }
1099
01f4895c 1100 enc = ost->st->codec;
ce7c56c2 1101 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 1102 frame_number = ost->frame_number;
032aa7df 1103 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1104 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1105 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1106
032aa7df 1107 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1108 /* compute pts value */
c0df9d75 1109 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J		 1110 if (ti1 < 0.01)
1111 ti1 = 0.01;
115329f1 1112
c0df9d75 1113 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1114 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1115 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1116 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1117 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1118 }
ec5517d5
FB		 1119}
1120
b29f97d1 1121static void print_report(AVFormatContext **output_files,
bb270c08
DB		 1122 AVOutputStream **ost_table, int nb_ostreams,
1123 int is_last_report)
ec5517d5
FB		 1124{
1125 char buf[1024];
1126 AVOutputStream *ost;
b5ee9c23 1127 AVFormatContext *oc;
0c1a9eda 1128 int64_t total_size;
ec5517d5
FB		 1129 AVCodecContext *enc;
1130 int frame_number, vid, i;
1131 double bitrate, ti1, pts;
0c1a9eda 1132 static int64_t last_time = -1;
0888fd22 1133 static int qp_histogram[52];
115329f1 1134
ec5517d5 1135 if (!is_last_report) {
0c1a9eda 1136 int64_t cur_time;
ec5517d5
FB		 1137 /* display the report every 0.5 seconds */
1138 cur_time = av_gettime();
1139 if (last_time == -1) {
1140 last_time = cur_time;
1141 return;
115329f1 1142 }
ec5517d5
FB		 1143 if ((cur_time - last_time) < 500000)
1144 return;
1145 last_time = cur_time;
1146 }
1147
ce7c56c2 1148
ec5517d5
FB		 1149 oc = output_files[0];
1150
899681cd 1151 total_size = url_fsize(oc->pb);
859d95ba 1152 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1153 total_size= url_ftell(oc->pb);
115329f1 1154
ec5517d5
FB		 1155 buf[0] = '\0';
1156 ti1 = 1e10;
1157 vid = 0;
1158 for(i=0;i<nb_ostreams;i++) {
1159 ost = ost_table[i];
01f4895c 1160 enc = ost->st->codec;
10d104e4 1161 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 1162 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1163 !ost->st->stream_copy ?
99fb79b5 1164 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1165 }
ec5517d5 1166 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW		 1167 float t = (av_gettime()-timer_start) / 1000000.0;
1168
ec5517d5 1169 frame_number = ost->frame_number;
7fc98937
LW		 1170 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1171 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1172 !ost->st->stream_copy ?
99fb79b5 1173 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1174 if(is_last_report)
0ecca7a4 1175 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1176 if(qp_hist){
0888fd22
MN		 1177 int j;
1178 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1179 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN		 1180 qp_histogram[qp]++;
1181 for(j=0; j<32; j++)
1182 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1183 }
890972be
MN		 1184 if (enc->flags&CODEC_FLAG_PSNR){
1185 int j;
1186 double error, error_sum=0;
1187 double scale, scale_sum=0;
1188 char type[3]= {'Y','U','V'};
0ecca7a4 1189 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN		 1190 for(j=0; j<3; j++){
1191 if(is_last_report){
1192 error= enc->error[j];
1193 scale= enc->width*enc->height*255.0*255.0*frame_number;
1194 }else{
1195 error= enc->coded_frame->error[j];
1196 scale= enc->width*enc->height*255.0*255.0;
1197 }
1198 if(j) scale/=4;
1199 error_sum += error;
1200 scale_sum += scale;
0ecca7a4 1201 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1202 }
0ecca7a4 1203 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1204 }
ec5517d5
FB		 1205 vid = 1;
1206 }
1207 /* compute min output value */
43924f01 1208 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1209 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 1210 ti1 = pts;
1211 }
1212 if (ti1 < 0.01)
1213 ti1 = 0.01;
115329f1 1214
f068206e
BE		 1215 if (verbose || is_last_report) {
1216 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB		 1217
1218 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1219 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1220 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1221
bb270c08
DB		 1222 if (verbose > 1)
1223 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1224 nb_frames_dup, nb_frames_drop);
115329f1 1225
d8019eb5
AD		 1226 if (verbose >= 0)
1227 fprintf(stderr, "%s \r", buf);
1228
ec5517d5
FB		 1229 fflush(stderr);
1230 }
115329f1 1231
1008ceb3
MN		 1232 if (is_last_report && verbose >= 0){
1233 int64_t raw= audio_size + video_size + extra_size;
f068206e 1234 fprintf(stderr, "\n");
1008ceb3
MN		 1235 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1236 video_size/1024.0,
1237 audio_size/1024.0,
1238 extra_size/1024.0,
1239 100.0*(total_size - raw)/raw
1240 );
1241 }
ce7c56c2
J		 1242}
1243
a700a6ae
FB		 1244/* pkt = NULL means EOF (needed to flush decoder buffers) */
1245static int output_packet(AVInputStream *ist, int ist_index,
1246 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1247 const AVPacket *pkt)
a700a6ae
FB		 1248{
1249 AVFormatContext *os;
1250 AVOutputStream *ost;
ede0e475 1251 int ret, i;
a700a6ae
FB		 1252 uint8_t *data_buf;
1253 int data_size, got_picture;
1254 AVFrame picture;
a700a6ae 1255 void *buffer_to_free;
f038fe8b 1256 static unsigned int samples_size= 0;
cf7fc795
FB		 1257 AVSubtitle subtitle, *subtitle_to_free;
1258 int got_subtitle;
ede0e475 1259 AVPacket avpkt;
9d66ef18 1260 int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
ede0e475 1261
ed923859
MN		 1262 if(ist->next_pts == AV_NOPTS_VALUE)
1263 ist->next_pts= ist->pts;
1264
a700a6ae
FB		 1265 if (pkt == NULL) {
1266 /* EOF handling */
031e14ea 1267 av_init_packet(&avpkt);
ede0e475
TB		 1268 avpkt.data = NULL;
1269 avpkt.size = 0;
a700a6ae 1270 goto handle_eof;
031e14ea
TB		 1271 } else {
1272 avpkt = *pkt;
a700a6ae
FB		 1273 }
1274
b1b818fc
MN		 1275 if(pkt->dts != AV_NOPTS_VALUE)
1276 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1277
bd6754aa 1278 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1279 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
a700a6ae 1280 handle_eof:
b1b818fc 1281 ist->pts= ist->next_pts;
19d5da50 1282
d859bb1d
SS		 1283 if(avpkt.size && avpkt.size != pkt->size &&
1284 !(ist->st->codec->codec->capabilities & CODEC_CAP_SUBFRAMES) && verbose>0)
40cb57a2
MN		 1285 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
1286
a700a6ae
FB		 1287 /* decode the packet if needed */
1288 data_buf = NULL; /* fail safe */
1289 data_size = 0;
cf7fc795 1290 subtitle_to_free = NULL;
a700a6ae 1291 if (ist->decoding_needed) {
01f4895c 1292 switch(ist->st->codec->codec_type) {
df84ac2e 1293 case CODEC_TYPE_AUDIO:{
81b060fa
LM		 1294 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1295 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1296 av_free(samples);
1297 samples= av_malloc(samples_size);
1298 }
5d55e966 1299 data_size= samples_size;
a700a6ae
FB		 1300 /* XXX: could avoid copy if PCM 16 bits with same
1301 endianness as CPU */
ede0e475
TB		 1302 ret = avcodec_decode_audio3(ist->st->codec, samples, &data_size,
1303 &avpkt);
a700a6ae
FB		 1304 if (ret < 0)
1305 goto fail_decode;
ede0e475
TB		 1306 avpkt.data += ret;
1307 avpkt.size -= ret;
a700a6ae
FB		 1308 /* Some bug in mpeg audio decoder gives */
1309 /* data_size < 0, it seems they are overflows */
1310 if (data_size <= 0) {
1311 /* no audio frame */
1312 continue;
1313 }
1314 data_buf = (uint8_t *)samples;
9d66ef18 1315 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * data_size) /
01f4895c 1316 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1317 break;}
a700a6ae 1318 case CODEC_TYPE_VIDEO:
01f4895c 1319 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1320 /* XXX: allocate picture correctly */
9740beff
MN		 1321 avcodec_get_frame_defaults(&picture);
1322
ede0e475
TB		 1323 ret = avcodec_decode_video2(ist->st->codec,
1324 &picture, &got_picture, &avpkt);
a700a6ae 1325 ist->st->quality= picture.quality;
115329f1 1326 if (ret < 0)
a700a6ae
FB		 1327 goto fail_decode;
1328 if (!got_picture) {
1329 /* no picture yet */
1330 goto discard_packet;
1331 }
01f4895c 1332 if (ist->st->codec->time_base.num != 0) {
3797c74b 1333 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1334 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1335 ist->st->codec->time_base.num * ticks) /
01f4895c 1336 ist->st->codec->time_base.den;
a700a6ae 1337 }
ede0e475 1338 avpkt.size = 0;
a700a6ae 1339 break;
cf7fc795 1340 case CODEC_TYPE_SUBTITLE:
ede0e475
TB		 1341 ret = avcodec_decode_subtitle2(ist->st->codec,
1342 &subtitle, &got_subtitle, &avpkt);
cf7fc795 1343 if (ret < 0)
a700a6ae 1344 goto fail_decode;
cf7fc795
FB		 1345 if (!got_subtitle) {
1346 goto discard_packet;
a700a6ae 1347 }
cf7fc795 1348 subtitle_to_free = &subtitle;
ede0e475 1349 avpkt.size = 0;
cf7fc795
FB		 1350 break;
1351 default:
1352 goto fail_decode;
1353 }
1354 } else {
bde0705c
LW		 1355 switch(ist->st->codec->codec_type) {
1356 case CODEC_TYPE_AUDIO:
1357 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1358 ist->st->codec->sample_rate;
bde0705c
LW		 1359 break;
1360 case CODEC_TYPE_VIDEO:
1361 if (ist->st->codec->time_base.num != 0) {
3797c74b 1362 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1363 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1364 ist->st->codec->time_base.num * ticks) /
bde0705c 1365 ist->st->codec->time_base.den;
2fef0bdf 1366 }
bde0705c 1367 break;
a700a6ae 1368 }
ede0e475
TB		 1369 data_buf = avpkt.data;
1370 data_size = avpkt.size;
1371 ret = avpkt.size;
1372 avpkt.size = 0;
bde0705c 1373 }
a700a6ae 1374
bde0705c
LW		 1375 buffer_to_free = NULL;
1376 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1377 pre_process_video_frame(ist, (AVPicture *)&picture,
1378 &buffer_to_free);
1379 }
a700a6ae 1380
bde0705c
LW		 1381 // preprocess audio (volume)
1382 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1383 if (audio_volume != 256) {
1384 short *volp;
1385 volp = samples;
1386 for(i=0;i<(data_size / sizeof(short));i++) {
1387 int v = ((*volp) * audio_volume + 128) >> 8;
1388 if (v < -32768) v = -32768;
1389 if (v > 32767) v = 32767;
1390 *volp++ = v;
7e987c33
C		 1391 }
1392 }
bde0705c 1393 }
7e987c33 1394
bde0705c 1395 /* frame rate emulation */
3a25ca18 1396 if (rate_emu) {
cb103a19 1397 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW		 1398 int64_t now = av_gettime() - ist->start;
1399 if (pts > now)
1400 usleep(pts - now);
bde0705c 1401 }
a700a6ae 1402
bde0705c
LW		 1403 /* if output time reached then transcode raw format,
1404 encode packets and output them */
1405 if (start_time == 0 || ist->pts >= start_time)
1406 for(i=0;i<nb_ostreams;i++) {
1407 int frame_size;
a700a6ae 1408
bde0705c
LW		 1409 ost = ost_table[i];
1410 if (ost->source_index == ist_index) {
1411 os = output_files[ost->file_index];
a700a6ae 1412
bde0705c
LW		 1413 /* set the input output pts pairs */
1414 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1415
1416 if (ost->encoding_needed) {
1417 switch(ost->st->codec->codec_type) {
1418 case CODEC_TYPE_AUDIO:
1419 do_audio_out(os, ost, ist, data_buf, data_size);
1420 break;
1421 case CODEC_TYPE_VIDEO:
1422 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1423 if (vstats_filename && frame_size)
bde0705c
LW		 1424 do_video_stats(os, ost, frame_size);
1425 break;
1426 case CODEC_TYPE_SUBTITLE:
1427 do_subtitle_out(os, ost, ist, &subtitle,
1428 pkt->pts);
1429 break;
1430 default:
0f4e8165 1431 abort();
bde0705c
LW		 1432 }
1433 } else {
1434 AVFrame avframe; //FIXME/XXX remove this
1435 AVPacket opkt;
cdf38a17
MN		 1436 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1437
bde0705c
LW		 1438 av_init_packet(&opkt);
1439
50e3477f 1440 if ((!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN		 1441 continue;
1442
bde0705c
LW		 1443 /* no reencoding needed : output the packet directly */
1444 /* force the input stream PTS */
1445
1446 avcodec_get_frame_defaults(&avframe);
1447 ost->st->codec->coded_frame= &avframe;
1448 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1449
1450 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1451 audio_size += data_size;
1452 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1453 video_size += data_size;
1454 ost->sync_opts++;
1455 }
1456
1457 opkt.stream_index= ost->index;
1458 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1459 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW		 1460 else
1461 opkt.pts= AV_NOPTS_VALUE;
1462
d2ce2f5e 1463 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1464 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC		 1465 else
1466 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1467 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1468
a03d59b7 1469 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW		 1470 opkt.flags= pkt->flags;
1471
1472 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
d310d56a 1473 if(ost->st->codec->codec_id != CODEC_ID_H264) {
bde0705c
LW		 1474 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1475 opkt.destruct= av_destruct_packet;
d310d56a
BC		 1476 } else {
1477 opkt.data = data_buf;
1478 opkt.size = data_size;
1479 }
bde0705c 1480
8b389f15 1481 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW		 1482 ost->st->codec->frame_number++;
1483 ost->frame_number++;
1484 av_free_packet(&opkt);
a700a6ae
FB		 1485 }
1486 }
bde0705c
LW		 1487 }
1488 av_free(buffer_to_free);
1489 /* XXX: allocate the subtitles in the codec ? */
1490 if (subtitle_to_free) {
1491 if (subtitle_to_free->rects != NULL) {
1492 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN		 1493 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1494 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1495 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1496 }
bde0705c 1497 av_freep(&subtitle_to_free->rects);
cf7fc795 1498 }
bde0705c
LW		 1499 subtitle_to_free->num_rects = 0;
1500 subtitle_to_free = NULL;
a700a6ae 1501 }
bde0705c 1502 }
a700a6ae 1503 discard_packet:
6f824977
MN		 1504 if (pkt == NULL) {
1505 /* EOF handling */
115329f1 1506
6f824977
MN		 1507 for(i=0;i<nb_ostreams;i++) {
1508 ost = ost_table[i];
1509 if (ost->source_index == ist_index) {
01f4895c 1510 AVCodecContext *enc= ost->st->codec;
6f824977 1511 os = output_files[ost->file_index];
115329f1 1512
01f4895c 1513 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1514 continue;
01f4895c 1515 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN		 1516 continue;
1517
1518 if (ost->encoding_needed) {
1519 for(;;) {
1520 AVPacket pkt;
cef7cc72 1521 int fifo_bytes;
6f824977
MN		 1522 av_init_packet(&pkt);
1523 pkt.stream_index= ost->index;
115329f1 1524
01f4895c 1525 switch(ost->st->codec->codec_type) {
115329f1 1526 case CODEC_TYPE_AUDIO:
41dd680d 1527 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR		 1528 ret = 0;
1529 /* encode any samples remaining in fifo */
b10d7e4e 1530 if (fifo_bytes > 0) {
22c4c3e0 1531 int osize = av_get_bits_per_sample_format(enc->sample_fmt) >> 3;
cef7cc72 1532 int fs_tmp = enc->frame_size;
b10d7e4e 1533
3898eed8 1534 av_fifo_generic_read(ost->fifo, samples, fifo_bytes, NULL);
b10d7e4e
BC		 1535 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1536 enc->frame_size = fifo_bytes / (osize * enc->channels);
1537 } else { /* pad */
1538 int frame_bytes = enc->frame_size*osize*enc->channels;
1539 if (samples_size < frame_bytes)
1540 av_exit(1);
1541 memset((uint8_t*)samples+fifo_bytes, 0, frame_bytes - fifo_bytes);
1542 }
1543
c573eb85 1544 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
7c8689ef
BC		 1545 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1546 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1547 enc->frame_size = fs_tmp;
9e0db7d5
MN		 1548 }
1549 if(ret <= 0) {
cef7cc72
JR		 1550 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1551 }
528271ff
MN		 1552 if (ret < 0) {
1553 fprintf(stderr, "Audio encoding failed\n");
1554 av_exit(1);
1555 }
6f824977
MN		 1556 audio_size += ret;
1557 pkt.flags |= PKT_FLAG_KEY;
1558 break;
1559 case CODEC_TYPE_VIDEO:
8a6cb114 1560 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN		 1561 if (ret < 0) {
1562 fprintf(stderr, "Video encoding failed\n");
1563 av_exit(1);
1564 }
6f824977
MN		 1565 video_size += ret;
1566 if(enc->coded_frame && enc->coded_frame->key_frame)
1567 pkt.flags |= PKT_FLAG_KEY;
1568 if (ost->logfile && enc->stats_out) {
1569 fprintf(ost->logfile, "%s", enc->stats_out);
1570 }
1571 break;
1572 default:
1573 ret=-1;
1574 }
115329f1 1575
6f824977
MN		 1576 if(ret<=0)
1577 break;
27537106 1578 pkt.data= bit_buffer;
6f824977 1579 pkt.size= ret;
e7902f20 1580 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1581 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1582 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN		 1583 }
1584 }
1585 }
1586 }
1587 }
115329f1 1588
a700a6ae
FB		 1589 return 0;
1590 fail_decode:
1591 return -1;
1592}
1593
6d1ba1ac
LA		 1594static void print_sdp(AVFormatContext **avc, int n)
1595{
1596 char sdp[2048];
1597
1598 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1599 printf("SDP:\n%s\n", sdp);
536cd1db 1600 fflush(stdout);
6d1ba1ac 1601}
a700a6ae 1602
50e143c4
NS		 1603static int stream_index_from_inputs(AVFormatContext **input_files,
1604 int nb_input_files,
1605 AVInputFile *file_table,
1606 AVInputStream **ist_table,
1607 enum CodecType type,
1608 int programid)
1609{
c1a4cdf9 1610 int p, q, z;
50e143c4
NS		 1611 for(z=0; z<nb_input_files; z++) {
1612 AVFormatContext *ic = input_files[z];
1613 for(p=0; p<ic->nb_programs; p++) {
1614 AVProgram *program = ic->programs[p];
1615 if(program->id != programid)
1616 continue;
1617 for(q=0; q<program->nb_stream_indexes; q++) {
1618 int sidx = program->stream_index[q];
1619 int ris = file_table[z].ist_index + sidx;
1620 if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
1621 return ris;
1622 }
1623 }
1624 }
1625
1626 return -1;
1627}
1628
85f07f22
FB		 1629/*
1630 * The following code is the main loop of the file converter
1631 */
1632static int av_encode(AVFormatContext **output_files,
1633 int nb_output_files,
1634 AVFormatContext **input_files,
1635 int nb_input_files,
1636 AVStreamMap *stream_maps, int nb_stream_maps)
1637{
002c95d7 1638 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB		 1639 AVFormatContext *is, *os;
1640 AVCodecContext *codec, *icodec;
1641 AVOutputStream *ost, **ost_table = NULL;
1642 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1643 AVInputFile *file_table;
002c95d7 1644 char error[1024];
cb09b2ed 1645 int key;
6d1ba1ac 1646 int want_sdp = 1;
545465ec
MN		 1647 uint8_t no_packet[MAX_FILES]={0};
1648 int no_packet_count=0;
bdc4796f 1649
90901860 1650 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB		 1651 if (!file_table)
1652 goto fail;
115329f1 1653
85f07f22
FB		 1654 /* input stream init */
1655 j = 0;
1656 for(i=0;i<nb_input_files;i++) {
1657 is = input_files[i];
1658 file_table[i].ist_index = j;
79fdaa4c 1659 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB		 1660 j += is->nb_streams;
1661 }
1662 nb_istreams = j;
1663
1664 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1665 if (!ist_table)
bdc4796f 1666 goto fail;
115329f1 1667
85f07f22
FB		 1668 for(i=0;i<nb_istreams;i++) {
1669 ist = av_mallocz(sizeof(AVInputStream));
1670 if (!ist)
1671 goto fail;
1672 ist_table[i] = ist;
1673 }
1674 j = 0;
1675 for(i=0;i<nb_input_files;i++) {
1676 is = input_files[i];
1677 for(k=0;k<is->nb_streams;k++) {
1678 ist = ist_table[j++];
1679 ist->st = is->streams[k];
1680 ist->file_index = i;
1681 ist->index = k;
1682 ist->discard = 1; /* the stream is discarded by default
1683 (changed later) */
bdfcbbed 1684
3a25ca18 1685 if (rate_emu) {
bdfcbbed 1686 ist->start = av_gettime();
bdfcbbed 1687 }
85f07f22
FB		 1688 }
1689 }
1690
1691 /* output stream init */
1692 nb_ostreams = 0;
1693 for(i=0;i<nb_output_files;i++) {
1694 os = output_files[i];
8a7bde1c 1695 if (!os->nb_streams) {
fc5d0db5
SS		 1696 dump_format(output_files[i], i, output_files[i]->filename, 1);
1697 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
296df4e7 1698 av_exit(1);
8a7bde1c 1699 }
85f07f22
FB		 1700 nb_ostreams += os->nb_streams;
1701 }
1702 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1703 fprintf(stderr, "Number of stream maps must match number of output streams\n");
296df4e7 1704 av_exit(1);
85f07f22
FB		 1705 }
1706
bd073980
BF		 1707 /* Sanity check the mapping args -- do the input files & streams exist? */
1708 for(i=0;i<nb_stream_maps;i++) {
1709 int fi = stream_maps[i].file_index;
1710 int si = stream_maps[i].stream_index;
115329f1 1711
bd073980
BF		 1712 if (fi < 0 || fi > nb_input_files - 1 ||
1713 si < 0 || si > file_table[fi].nb_streams - 1) {
1714 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
296df4e7 1715 av_exit(1);
bd073980 1716 }
b4a3389e
WG		 1717 fi = stream_maps[i].sync_file_index;
1718 si = stream_maps[i].sync_stream_index;
1719 if (fi < 0 || fi > nb_input_files - 1 ||
1720 si < 0 || si > file_table[fi].nb_streams - 1) {
1721 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
296df4e7 1722 av_exit(1);
b4a3389e 1723 }
bd073980 1724 }
115329f1 1725
85f07f22
FB		 1726 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1727 if (!ost_table)
1728 goto fail;
1729 for(i=0;i<nb_ostreams;i++) {
1730 ost = av_mallocz(sizeof(AVOutputStream));
1731 if (!ost)
1732 goto fail;
1733 ost_table[i] = ost;
1734 }
115329f1 1735
85f07f22
FB		 1736 n = 0;
1737 for(k=0;k<nb_output_files;k++) {
1738 os = output_files[k];
de427ff4 1739 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 1740 int found;
de427ff4 1741 ost = ost_table[n];
85f07f22
FB		 1742 ost->file_index = k;
1743 ost->index = i;
1744 ost->st = os->streams[i];
1745 if (nb_stream_maps > 0) {
de427ff4
SS		 1746 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
1747 stream_maps[n].stream_index;
115329f1 1748
bd073980 1749 /* Sanity check that the stream types match */
01f4895c 1750 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS		 1751 int i= ost->file_index;
1752 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 1753 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 1754 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 1755 ost->file_index, ost->index);
296df4e7 1756 av_exit(1);
bd073980 1757 }
115329f1 1758
85f07f22 1759 } else {
50e143c4
NS		 1760 if(opt_programid) {
1761 found = 0;
1762 j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid);
1763 if(j != -1) {
1764 ost->source_index = j;
1765 found = 1;
1766 }
1767 } else {
a15bc651
NS		 1768 /* get corresponding input stream index : we select the first one with the right type */
1769 found = 0;
85f07f22
FB		 1770 for(j=0;j<nb_istreams;j++) {
1771 ist = ist_table[j];
a15bc651
NS		 1772 if (ist->discard &&
1773 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB		 1774 ost->source_index = j;
1775 found = 1;
a15bc651 1776 break;
85f07f22
FB		 1777 }
1778 }
a15bc651
NS		 1779 }
1780
1781 if (!found) {
1782 if(! opt_programid) {
1783 /* try again and reuse existing stream */
1784 for(j=0;j<nb_istreams;j++) {
1785 ist = ist_table[j];
1786 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1787 ost->source_index = j;
1788 found = 1;
1789 }
1790 }
50e143c4 1791 }
85f07f22 1792 if (!found) {
462cca10
SS		 1793 int i= ost->file_index;
1794 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB		 1795 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1796 ost->file_index, ost->index);
296df4e7 1797 av_exit(1);
85f07f22
FB		 1798 }
1799 }
1800 }
1801 ist = ist_table[ost->source_index];
1802 ist->discard = 0;
b4a3389e 1803 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS		 1804 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
1805 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB		 1806 }
1807 }
1808
85f07f22
FB		 1809 /* for each output stream, we compute the right encoding parameters */
1810 for(i=0;i<nb_ostreams;i++) {
0a789246 1811 AVMetadataTag *lang;
85f07f22 1812 ost = ost_table[i];
365515ac 1813 os = output_files[ost->file_index];
85f07f22
FB		 1814 ist = ist_table[ost->source_index];
1815
01f4895c
MN		 1816 codec = ost->st->codec;
1817 icodec = ist->st->codec;
85f07f22 1818
0a789246
AJ		 1819 if ((lang=av_metadata_get(ist->st->metadata, "language", NULL, 0))
1820 && !av_metadata_get(ost->st->metadata, "language", NULL, 0))
1821 av_metadata_set(&ost->st->metadata, "language", lang->value);
8e0d882b 1822
90c2295b 1823 ost->st->disposition = ist->st->disposition;
a39b76ea 1824 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 1825 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 1826
1629626f
FB		 1827 if (ost->st->stream_copy) {
1828 /* if stream_copy is selected, no need to decode or encode */
1829 codec->codec_id = icodec->codec_id;
1830 codec->codec_type = icodec->codec_type;
365515ac
MN		 1831
1832 if(!codec->codec_tag){
1833 if( !os->oformat->codec_tag
1834 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0
1835 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1836 codec->codec_tag = icodec->codec_tag;
1837 }
1838
1629626f 1839 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN		 1840 codec->extradata= icodec->extradata;
1841 codec->extradata_size= icodec->extradata_size;
3797c74b 1842 if(av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000){
d29de719 1843 codec->time_base = icodec->time_base;
3797c74b
MN		 1844 codec->time_base.num *= icodec->ticks_per_frame;
1845 }else
d29de719 1846 codec->time_base = ist->st->time_base;
1629626f
FB		 1847 switch(codec->codec_type) {
1848 case CODEC_TYPE_AUDIO:
d08e3e91
RP		 1849 if(audio_volume != 256) {
1850 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
1851 av_exit(1);
1852 }
13367a46 1853 codec->channel_layout = icodec->channel_layout;
1629626f
FB		 1854 codec->sample_rate = icodec->sample_rate;
1855 codec->channels = icodec->channels;
0a3b0447 1856 codec->frame_size = icodec->frame_size;
c1344911 1857 codec->block_align= icodec->block_align;
4efd6f58
MN		 1858 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1859 codec->block_align= 0;
bcbd328e
MN		 1860 if(codec->codec_id == CODEC_ID_AC3)
1861 codec->block_align= 0;
1629626f
FB		 1862 break;
1863 case CODEC_TYPE_VIDEO:
9df3437f 1864 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB		 1865 codec->width = icodec->width;
1866 codec->height = icodec->height;
ff8cc24b 1867 codec->has_b_frames = icodec->has_b_frames;
1629626f 1868 break;
cf7fc795 1869 case CODEC_TYPE_SUBTITLE:
d43b26ea
DC		 1870 codec->width = icodec->width;
1871 codec->height = icodec->height;
cf7fc795 1872 break;
1629626f 1873 default:
0f4e8165 1874 abort();
1629626f
FB		 1875 }
1876 } else {
1877 switch(codec->codec_type) {
1878 case CODEC_TYPE_AUDIO:
41dd680d
MN		 1879 ost->fifo= av_fifo_alloc(1024);
1880 if(!ost->fifo)
85f07f22 1881 goto fail;
a79db0f7 1882 ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE);
2886f311
AÖ		 1883 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1884 icodec->request_channels = codec->channels;
85f07f22
FB		 1885 ist->decoding_needed = 1;
1886 ost->encoding_needed = 1;
1629626f
FB		 1887 break;
1888 case CODEC_TYPE_VIDEO:
761c8c92
BC		 1889 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
1890 fprintf(stderr, "Video pixel format is unknown, stream cannot be decoded\n");
1891 av_exit(1);
1892 }
c3f11d19
LA		 1893 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1894 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1895 ost->video_resample = ((codec->width != icodec->width -
1896 (frame_leftBand + frame_rightBand) +
1897 (frame_padleft + frame_padright)) ||
1898 (codec->height != icodec->height -
1899 (frame_topBand + frame_bottomBand) +
18a54b04
LA		 1900 (frame_padtop + frame_padbottom)) ||
1901 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1902 if (ost->video_crop) {
352666c1
EB		 1903 ost->topBand = ost->original_topBand = frame_topBand;
1904 ost->bottomBand = ost->original_bottomBand = frame_bottomBand;
1905 ost->leftBand = ost->original_leftBand = frame_leftBand;
1906 ost->rightBand = ost->original_rightBand = frame_rightBand;
c3f11d19
LA		 1907 }
1908 if (ost->video_pad) {
1ff93ffc
TK		 1909 ost->padtop = frame_padtop;
1910 ost->padleft = frame_padleft;
1911 ost->padbottom = frame_padbottom;
1912 ost->padright = frame_padright;
c3f11d19
LA		 1913 if (!ost->video_resample) {
1914 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 1915 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1916 codec->width, codec->height))
c3f11d19
LA		 1917 goto fail;
1918 }
1919 }
1920 if (ost->video_resample) {
2de28abb 1921 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 1922 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1923 codec->width, codec->height)) {
eddc482d 1924 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
296df4e7 1925 av_exit(1);
eddc482d 1926 }
9de8e6ac 1927 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA		 1928 ost->img_resample_ctx = sws_getContext(
1929 icodec->width - (frame_leftBand + frame_rightBand),
1930 icodec->height - (frame_topBand + frame_bottomBand),
1931 icodec->pix_fmt,
07d0cdfc
LA		 1932 codec->width - (frame_padleft + frame_padright),
1933 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA		 1934 codec->pix_fmt,
1935 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA		 1936 if (ost->img_resample_ctx == NULL) {
1937 fprintf(stderr, "Cannot get resampling context\n");
296df4e7 1938 av_exit(1);
0b50ac8a 1939 }
352666c1
EB		 1940
1941 ost->original_height = icodec->height;
1942 ost->original_width = icodec->width;
1943
1944 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
1945 ost->resample_width = icodec->width - (frame_leftBand + frame_rightBand);
01a3c821 1946 ost->resample_pix_fmt= icodec->pix_fmt;
a39b76ea 1947 codec->bits_per_raw_sample= 0;
85f07f22
FB		 1948 }
1949 ost->encoding_needed = 1;
1950 ist->decoding_needed = 1;
1629626f 1951 break;
cf7fc795
FB		 1952 case CODEC_TYPE_SUBTITLE:
1953 ost->encoding_needed = 1;
1954 ist->decoding_needed = 1;
1955 break;
1629626f 1956 default:
0f4e8165 1957 abort();
cf7fc795 1958 break;
85f07f22 1959 }
1629626f 1960 /* two pass mode */
115329f1 1961 if (ost->encoding_needed &&
1629626f
FB		 1962 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1963 char logfilename[1024];
1964 FILE *f;
1965 int size;
1966 char *logbuffer;
115329f1
DB		 1967
1968 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS		 1969 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
1970 i);
1629626f
FB		 1971 if (codec->flags & CODEC_FLAG_PASS1) {
1972 f = fopen(logfilename, "w");
1973 if (!f) {
42d1d06e 1974 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
296df4e7 1975 av_exit(1);
1629626f
FB		 1976 }
1977 ost->logfile = f;
1978 } else {
1979 /* read the log file */
1980 f = fopen(logfilename, "r");
1981 if (!f) {
42d1d06e 1982 fprintf(stderr, "Cannot read log file '%s' for pass-2 encoding: %s\n", logfilename, strerror(errno));
296df4e7 1983 av_exit(1);
1629626f
FB		 1984 }
1985 fseek(f, 0, SEEK_END);
1986 size = ftell(f);
1987 fseek(f, 0, SEEK_SET);
1988 logbuffer = av_malloc(size + 1);
1989 if (!logbuffer) {
1990 fprintf(stderr, "Could not allocate log buffer\n");
296df4e7 1991 av_exit(1);
1629626f 1992 }
4776fa92 1993 size = fread(logbuffer, 1, size, f);
1629626f
FB		 1994 fclose(f);
1995 logbuffer[size] = '\0';
1996 codec->stats_in = logbuffer;
5abdb4b1 1997 }
5abdb4b1
FB		 1998 }
1999 }
8a6cb114
MN		 2000 if(codec->codec_type == CODEC_TYPE_VIDEO){
2001 int size= codec->width * codec->height;
c027e91a 2002 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2003 }
85f07f22
FB		 2004 }
2005
8a6cb114
MN		 2006 if (!bit_buffer)
2007 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2008 if (!bit_buffer) {
50f3fabc
MR		 2009 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2010 bit_buffer_size);
002c95d7 2011 ret = AVERROR(ENOMEM);
8a6cb114 2012 goto fail;
1629626f
FB		 2013 }
2014
85f07f22
FB		 2015 /* open each encoder */
2016 for(i=0;i<nb_ostreams;i++) {
2017 ost = ost_table[i];
2018 if (ost->encoding_needed) {
6488cf9b
AJ		 2019 AVCodec *codec = output_codecs[i];
2020 if (!codec)
fd2b356a 2021 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2022 if (!codec) {
f356fc57
BC		 2023 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2024 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC		 2025 ret = AVERROR(EINVAL);
2026 goto dump_format;
85f07f22 2027 }
01f4895c 2028 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2029 snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
85f07f22 2030 ost->file_index, ost->index);
002c95d7
BC		 2031 ret = AVERROR(EINVAL);
2032 goto dump_format;
85f07f22 2033 }
01f4895c 2034 extra_size += ost->st->codec->extradata_size;
85f07f22
FB		 2035 }
2036 }
2037
2038 /* open each decoder */
2039 for(i=0;i<nb_istreams;i++) {
2040 ist = ist_table[i];
2041 if (ist->decoding_needed) {
6488cf9b
AJ		 2042 AVCodec *codec = input_codecs[i];
2043 if (!codec)
fd2b356a 2044 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2045 if (!codec) {
f356fc57 2046 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2047 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC		 2048 ret = AVERROR(EINVAL);
2049 goto dump_format;
85f07f22 2050 }
01f4895c 2051 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2052 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2053 ist->file_index, ist->index);
002c95d7
BC		 2054 ret = AVERROR(EINVAL);
2055 goto dump_format;
85f07f22 2056 }
01f4895c
MN		 2057 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
2058 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB		 2059 }
2060 }
2061
2062 /* init pts */
2063 for(i=0;i<nb_istreams;i++) {
2064 ist = ist_table[i];
e7d0374f 2065 ist->pts = 0;
48291040 2066 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 2067 ist->is_start = 1;
85f07f22 2068 }
bd1b79a1 2069
0a38bafd
PB		 2070 /* set meta data information from input file if required */
2071 for (i=0;i<nb_meta_data_maps;i++) {
2072 AVFormatContext *out_file;
2073 AVFormatContext *in_file;
a5926d85 2074 AVMetadataTag *mtag;
0a38bafd
PB		 2075
2076 int out_file_index = meta_data_maps[i].out_file;
2077 int in_file_index = meta_data_maps[i].in_file;
9d58e0a9 2078 if (out_file_index < 0 || out_file_index >= nb_output_files) {
002c95d7
BC		 2079 snprintf(error, sizeof(error), "Invalid output file index %d map_meta_data(%d,%d)",
2080 out_file_index, out_file_index, in_file_index);
8fa36ae0 2081 ret = AVERROR(EINVAL);
002c95d7 2082 goto dump_format;
0a38bafd 2083 }
9d58e0a9 2084 if (in_file_index < 0 || in_file_index >= nb_input_files) {
002c95d7
BC		 2085 snprintf(error, sizeof(error), "Invalid input file index %d map_meta_data(%d,%d)",
2086 in_file_index, out_file_index, in_file_index);
8fa36ae0 2087 ret = AVERROR(EINVAL);
002c95d7 2088 goto dump_format;
115329f1
DB		 2089 }
2090
0a38bafd
PB		 2091 out_file = output_files[out_file_index];
2092 in_file = input_files[in_file_index];
2093
a5926d85
AJ		 2094
2095 mtag=NULL;
2096 while((mtag=av_metadata_get(in_file->metadata, "", mtag, AV_METADATA_IGNORE_SUFFIX)))
2097 av_metadata_set(&out_file->metadata, mtag->key, mtag->value);
2098 av_metadata_conv(out_file, out_file->oformat->metadata_conv,
2099 in_file->iformat->metadata_conv);
0a38bafd 2100 }
115329f1 2101
85f07f22
FB		 2102 /* open files and write file headers */
2103 for(i=0;i<nb_output_files;i++) {
2104 os = output_files[i];
79fdaa4c 2105 if (av_write_header(os) < 0) {
002c95d7 2106 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2107 ret = AVERROR(EINVAL);
002c95d7 2108 goto dump_format;
a38469e1 2109 }
6d1ba1ac
LA		 2110 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2111 want_sdp = 0;
2112 }
2113 }
002c95d7
BC		 2114
2115 dump_format:
2116 /* dump the file output parameters - cannot be done before in case
2117 of stream copy */
2118 for(i=0;i<nb_output_files;i++) {
2119 dump_format(output_files[i], i, output_files[i]->filename, 1);
2120 }
2121
2122 /* dump the stream mapping */
2123 if (verbose >= 0) {
2124 fprintf(stderr, "Stream mapping:\n");
2125 for(i=0;i<nb_ostreams;i++) {
2126 ost = ost_table[i];
2127 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2128 ist_table[ost->source_index]->file_index,
2129 ist_table[ost->source_index]->index,
2130 ost->file_index,
2131 ost->index);
2132 if (ost->sync_ist != ist_table[ost->source_index])
2133 fprintf(stderr, " [sync #%d.%d]",
2134 ost->sync_ist->file_index,
2135 ost->sync_ist->index);
2136 fprintf(stderr, "\n");
2137 }
2138 }
2139
2140 if (ret) {
2141 fprintf(stderr, "%s\n", error);
2142 goto fail;
2143 }
2144
6d1ba1ac
LA		 2145 if (want_sdp) {
2146 print_sdp(output_files, nb_output_files);
85f07f22
FB		 2147 }
2148
9d58e0a9 2149 if (!using_stdin && verbose >= 0) {
d9a916e2 2150 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS		 2151 url_set_interrupt_cb(decode_interrupt_cb);
2152 }
a38469e1
FB		 2153 term_init();
2154
7fc98937 2155 timer_start = av_gettime();
51bd4565 2156
d9a916e2 2157 for(; received_sigterm == 0;) {
85f07f22
FB		 2158 int file_index, ist_index;
2159 AVPacket pkt;
a9aeda81
PB		 2160 double ipts_min;
2161 double opts_min;
23ffe323 2162
85f07f22 2163 redo:
a9aeda81
PB		 2164 ipts_min= 1e100;
2165 opts_min= 1e100;
a38469e1 2166 /* if 'q' pressed, exits */
d9a916e2 2167 if (!using_stdin) {
b51469a0
LS		 2168 if (q_pressed)
2169 break;
cb09b2ed
PG		 2170 /* read_key() returns 0 on EOF */
2171 key = read_key();
2172 if (key == 'q')
2173 break;
2174 }
a38469e1 2175
ec5517d5
FB		 2176 /* select the stream that we must read now by looking at the
2177 smallest output pts */
85f07f22 2178 file_index = -1;
ec5517d5 2179 for(i=0;i<nb_ostreams;i++) {
23ffe323 2180 double ipts, opts;
ec5517d5
FB		 2181 ost = ost_table[i];
2182 os = output_files[ost->file_index];
2183 ist = ist_table[ost->source_index];
545465ec
MN		 2184 if(no_packet[ist->file_index])
2185 continue;
01f4895c
MN		 2186 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
2187 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 2188 else
c0df9d75 2189 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN		 2190 ipts = (double)ist->pts;
2191 if (!file_table[ist->file_index].eof_reached){
2192 if(ipts < ipts_min) {
2193 ipts_min = ipts;
2194 if(input_sync ) file_index = ist->file_index;
2195 }
2196 if(opts < opts_min) {
2197 opts_min = opts;
2198 if(!input_sync) file_index = ist->file_index;
2199 }
85f07f22 2200 }
01f4895c 2201 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN		 2202 file_index= -1;
2203 break;
2204 }
85f07f22
FB		 2205 }
2206 /* if none, if is finished */
51bd4565 2207 if (file_index < 0) {
545465ec
MN		 2208 if(no_packet_count){
2209 no_packet_count=0;
2210 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2211 usleep(10000);
545465ec
MN		 2212 continue;
2213 }
85f07f22 2214 break;
ec5517d5
FB		 2215 }
2216
85f07f22 2217 /* finish if recording time exhausted */
fc7ad2af 2218 if (opts_min >= (recording_time / 1000000.0))
85f07f22 2219 break;
ec5517d5 2220
b6e16b86 2221 /* finish if limit size exhausted */
899681cd 2222 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C		 2223 break;
2224
254abc2e 2225 /* read a frame from it and output it in the fifo */
85f07f22 2226 is = input_files[file_index];
ad51c68c 2227 ret= av_read_frame(is, &pkt);
b9edbe99 2228 if(ret == AVERROR(EAGAIN)){
545465ec
MN		 2229 no_packet[file_index]=1;
2230 no_packet_count++;
ad51c68c 2231 continue;
545465ec 2232 }
ad51c68c 2233 if (ret < 0) {
85f07f22 2234 file_table[file_index].eof_reached = 1;
d24ce947
AB		 2235 if (opt_shortest)
2236 break;
2237 else
2238 continue;
85f07f22 2239 }
303e50e6 2240
545465ec
MN		 2241 no_packet_count=0;
2242 memset(no_packet, 0, sizeof(no_packet));
2243
254abc2e 2244 if (do_pkt_dump) {
750f0e1f 2245 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2246 }
79fdaa4c
FB		 2247 /* the following test is needed in case new streams appear
2248 dynamically in stream : we ignore them */
2249 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2250 goto discard_packet;
85f07f22
FB		 2251 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2252 ist = ist_table[ist_index];
bf5af568
FB		 2253 if (ist->discard)
2254 goto discard_packet;
85f07f22 2255
fec401f7
MN		 2256 if (pkt.dts != AV_NOPTS_VALUE)
2257 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2258 if (pkt.pts != AV_NOPTS_VALUE)
2259 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2260
8833f375
MN		 2261 if(input_files_ts_scale[file_index][pkt.stream_index]){
2262 if(pkt.pts != AV_NOPTS_VALUE)
2263 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2264 if(pkt.dts != AV_NOPTS_VALUE)
2265 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2266 }
2267
949b1a13 2268// 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);
965530e1
MN		 2269 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2270 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN		 2271 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2272 int64_t delta= pkt_dts - ist->next_pts;
2273 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN		 2274 input_files_ts_offset[ist->file_index]-= delta;
2275 if (verbose > 2)
4733abcb 2276 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN		 2277 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2278 if(pkt.pts != AV_NOPTS_VALUE)
2279 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN		 2280 }
2281 }
2282
8831db5c 2283 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2284 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD		 2285
2286 if (verbose >= 0)
2287 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2288 ist->file_index, ist->index);
f2abc559
BC		 2289 if (exit_on_error)
2290 av_exit(1);
a700a6ae
FB		 2291 av_free_packet(&pkt);
2292 goto redo;
fe08925f 2293 }
cf7fc795 2294
bf5af568 2295 discard_packet:
85f07f22 2296 av_free_packet(&pkt);
115329f1 2297
ec5517d5
FB		 2298 /* dump report by using the output first video and audio streams */
2299 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2300 }
a700a6ae
FB		 2301
2302 /* at the end of stream, we must flush the decoder buffers */
2303 for(i=0;i<nb_istreams;i++) {
2304 ist = ist_table[i];
2305 if (ist->decoding_needed) {
2306 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2307 }
2308 }
2309
a38469e1 2310 term_exit();
85f07f22 2311
c4e37247
MN		 2312 /* write the trailer if needed and close file */
2313 for(i=0;i<nb_output_files;i++) {
2314 os = output_files[i];
2315 av_write_trailer(os);
2316 }
2317
37f5cd5a
MN		 2318 /* dump report by using the first video and audio streams */
2319 print_report(output_files, ost_table, nb_ostreams, 1);
2320
85f07f22
FB		 2321 /* close each encoder */
2322 for(i=0;i<nb_ostreams;i++) {
2323 ost = ost_table[i];
2324 if (ost->encoding_needed) {
01f4895c
MN		 2325 av_freep(&ost->st->codec->stats_in);
2326 avcodec_close(ost->st->codec);
85f07f22
FB		 2327 }
2328 }
115329f1 2329
85f07f22
FB		 2330 /* close each decoder */
2331 for(i=0;i<nb_istreams;i++) {
2332 ist = ist_table[i];
2333 if (ist->decoding_needed) {
01f4895c 2334 avcodec_close(ist->st->codec);
85f07f22
FB		 2335 }
2336 }
85f07f22 2337
85f07f22 2338 /* finished ! */
00b7fbdc 2339 ret = 0;
115329f1 2340
002c95d7 2341 fail:
83b07470 2342 av_freep(&bit_buffer);
0f1578af 2343 av_free(file_table);
bdc4796f 2344
85f07f22
FB		 2345 if (ist_table) {
2346 for(i=0;i<nb_istreams;i++) {
2347 ist = ist_table[i];
0f1578af 2348 av_free(ist);
85f07f22 2349 }
0f1578af 2350 av_free(ist_table);
85f07f22
FB		 2351 }
2352 if (ost_table) {
2353 for(i=0;i<nb_ostreams;i++) {
2354 ost = ost_table[i];
2355 if (ost) {
5abdb4b1
FB		 2356 if (ost->logfile) {
2357 fclose(ost->logfile);
2358 ost->logfile = NULL;
2359 }
41dd680d 2360 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2361 initialized but set to zero */
0f1578af 2362 av_free(ost->pict_tmp.data[0]);
85f07f22 2363 if (ost->video_resample)
18a54b04 2364 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2365 if (ost->resample)
85f07f22 2366 audio_resample_close(ost->resample);
a79db0f7
PR		 2367 if (ost->reformat_ctx)
2368 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2369 av_free(ost);
85f07f22
FB		 2370 }
2371 }
0f1578af 2372 av_free(ost_table);
85f07f22
FB		 2373 }
2374 return ret;
85f07f22
FB		 2375}
2376
b29f97d1 2377static void opt_format(const char *arg)
85f07f22 2378{
817b23ff
FB		 2379 /* compatibility stuff for pgmyuv */
2380 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2381 pgmyuv_compatibility_hack=1;
9286699a 2382// opt_image_format(arg);
5b6d5596 2383 arg = "image2";
17ceb4f9 2384 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB		 2385 }
2386
79fdaa4c
FB		 2387 file_iformat = av_find_input_format(arg);
2388 file_oformat = guess_format(arg, NULL, NULL);
2389 if (!file_iformat && !file_oformat) {
2390 fprintf(stderr, "Unknown input or output format: %s\n", arg);
296df4e7 2391 av_exit(1);
85f07f22 2392 }
85f07f22
FB		 2393}
2394
464a631c 2395static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN		 2396{
2397 video_rc_override_string = arg;
2398}
2399
c48da33c 2400static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2401{
c48da33c
SS		 2402 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2403 return 0;
f4f3223f
MN		 2404}
2405
c48da33c 2406static int opt_verbose(const char *opt, const char *arg)
f068206e 2407{
46eab093 2408 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2409 return 0;
f068206e
BE		 2410}
2411
2fc3866d 2412static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2413{
b33ece16 2414 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2fc3866d 2415 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
296df4e7 2416 av_exit(1);
445f1b83 2417 }
2fc3866d 2418 return 0;
85f07f22
FB		 2419}
2420
ebde2a2c 2421static int opt_bitrate(const char *opt, const char *arg)
1b1656c6
RP		 2422{
2423 int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2424
2425 opt_default(opt, arg);
2426
636f1c4c 2427 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2428 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH		 2429
2430 return 0;
1b1656c6
RP		 2431}
2432
b29f97d1 2433static void opt_frame_crop_top(const char *arg)
ab6d194a 2434{
115329f1 2435 frame_topBand = atoi(arg);
ab6d194a
MN		 2436 if (frame_topBand < 0) {
2437 fprintf(stderr, "Incorrect top crop size\n");
296df4e7 2438 av_exit(1);
ab6d194a 2439 }
ab6d194a 2440 if ((frame_topBand) >= frame_height){
bb270c08 2441 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2442 av_exit(1);
ab6d194a
MN		 2443 }
2444 frame_height -= frame_topBand;
2445}
2446
b29f97d1 2447static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN		 2448{
2449 frame_bottomBand = atoi(arg);
2450 if (frame_bottomBand < 0) {
2451 fprintf(stderr, "Incorrect bottom crop size\n");
296df4e7 2452 av_exit(1);
ab6d194a 2453 }
ab6d194a 2454 if ((frame_bottomBand) >= frame_height){
bb270c08 2455 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2456 av_exit(1);
ab6d194a
MN		 2457 }
2458 frame_height -= frame_bottomBand;
2459}
2460
b29f97d1 2461static void opt_frame_crop_left(const char *arg)
ab6d194a
MN		 2462{
2463 frame_leftBand = atoi(arg);
2464 if (frame_leftBand < 0) {
2465 fprintf(stderr, "Incorrect left crop size\n");
296df4e7 2466 av_exit(1);
ab6d194a 2467 }
ab6d194a 2468 if ((frame_leftBand) >= frame_width){
bb270c08 2469 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2470 av_exit(1);
ab6d194a
MN		 2471 }
2472 frame_width -= frame_leftBand;
2473}
2474
b29f97d1 2475static void opt_frame_crop_right(const char *arg)
ab6d194a
MN		 2476{
2477 frame_rightBand = atoi(arg);
2478 if (frame_rightBand < 0) {
2479 fprintf(stderr, "Incorrect right crop size\n");
296df4e7 2480 av_exit(1);
ab6d194a 2481 }
ab6d194a 2482 if ((frame_rightBand) >= frame_width){
bb270c08 2483 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2484 av_exit(1);
ab6d194a
MN		 2485 }
2486 frame_width -= frame_rightBand;
2487}
2488
b29f97d1 2489static void opt_frame_size(const char *arg)
85f07f22 2490{
b33ece16 2491 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2492 fprintf(stderr, "Incorrect frame size\n");
296df4e7 2493 av_exit(1);
85f07f22
FB		 2494 }
2495 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2496 fprintf(stderr, "Frame size must be a multiple of 2\n");
296df4e7 2497 av_exit(1);
85f07f22
FB		 2498 }
2499}
2500
1ff93ffc
TK		 2501static void opt_pad_color(const char *arg) {
2502 /* Input is expected to be six hex digits similar to
2503 how colors are expressed in html tags (but without the #) */
2504 int rgb = strtol(arg, NULL, 16);
2505 int r,g,b;
115329f1
DB		 2506
2507 r = (rgb >> 16);
1ff93ffc
TK		 2508 g = ((rgb >> 8) & 255);
2509 b = (rgb & 255);
2510
2511 padcolor[0] = RGB_TO_Y(r,g,b);
2512 padcolor[1] = RGB_TO_U(r,g,b,0);
2513 padcolor[2] = RGB_TO_V(r,g,b,0);
2514}
2515
2516static void opt_frame_pad_top(const char *arg)
2517{
115329f1 2518 frame_padtop = atoi(arg);
1ff93ffc
TK		 2519 if (frame_padtop < 0) {
2520 fprintf(stderr, "Incorrect top pad size\n");
296df4e7 2521 av_exit(1);
1ff93ffc 2522 }
1ff93ffc
TK		 2523}
2524
2525static void opt_frame_pad_bottom(const char *arg)
2526{
115329f1 2527 frame_padbottom = atoi(arg);
1ff93ffc
TK		 2528 if (frame_padbottom < 0) {
2529 fprintf(stderr, "Incorrect bottom pad size\n");
296df4e7 2530 av_exit(1);
1ff93ffc 2531 }
1ff93ffc
TK		 2532}
2533
2534
2535static void opt_frame_pad_left(const char *arg)
2536{
115329f1 2537 frame_padleft = atoi(arg);
1ff93ffc
TK		 2538 if (frame_padleft < 0) {
2539 fprintf(stderr, "Incorrect left pad size\n");
296df4e7 2540 av_exit(1);
1ff93ffc 2541 }
1ff93ffc
TK		 2542}
2543
2544
2545static void opt_frame_pad_right(const char *arg)
2546{
115329f1 2547 frame_padright = atoi(arg);
1ff93ffc
TK		 2548 if (frame_padright < 0) {
2549 fprintf(stderr, "Incorrect right pad size\n");
296df4e7 2550 av_exit(1);
1ff93ffc 2551 }
1ff93ffc
TK		 2552}
2553
ce1ee094 2554static void list_fmts(void (*get_fmt_string)(char *buf, int buf_size, int fmt), int nb_fmts)
c3b95b1d
SS		 2555{
2556 int i;
ce1ee094
PR		 2557 char fmt_str[128];
2558 for (i=-1; i < nb_fmts; i++) {
2559 get_fmt_string (fmt_str, sizeof(fmt_str), i);
2560 fprintf(stdout, "%s\n", fmt_str);
c3b95b1d
SS		 2561 }
2562}
1ff93ffc 2563
63167088
RS		 2564static void opt_frame_pix_fmt(const char *arg)
2565{
90da2b50 2566 if (strcmp(arg, "list")) {
c3b95b1d 2567 frame_pix_fmt = avcodec_get_pix_fmt(arg);
90da2b50
SS		 2568 if (frame_pix_fmt == PIX_FMT_NONE) {
2569 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2570 av_exit(1);
2571 }
2572 } else {
ce1ee094 2573 list_fmts(avcodec_pix_fmt_string, PIX_FMT_NB);
296df4e7 2574 av_exit(0);
c3b95b1d 2575 }
63167088
RS		 2576}
2577
5fe03e38
RS		 2578static void opt_frame_aspect_ratio(const char *arg)
2579{
2580 int x = 0, y = 0;
2581 double ar = 0;
2582 const char *p;
815f98cc 2583 char *end;
115329f1 2584
5fe03e38
RS		 2585 p = strchr(arg, ':');
2586 if (p) {
815f98cc
AJ		 2587 x = strtol(arg, &end, 10);
2588 if (end == p)
2589 y = strtol(end+1, &end, 10);
bb270c08
DB		 2590 if (x > 0 && y > 0)
2591 ar = (double)x / (double)y;
5fe03e38 2592 } else
815f98cc 2593 ar = strtod(arg, NULL);
5fe03e38
RS		 2594
2595 if (!ar) {
2596 fprintf(stderr, "Incorrect aspect ratio specification.\n");
296df4e7 2597 av_exit(1);
5fe03e38
RS		 2598 }
2599 frame_aspect_ratio = ar;
2600}
2601
a5926d85
AJ		 2602static int opt_metadata(const char *opt, const char *arg)
2603{
2604 char *mid= strchr(arg, '=');
2605
2606 if(!mid){
2607 fprintf(stderr, "Missing =\n");
2608 av_exit(1);
2609 }
2610 *mid++= 0;
2611
2612 metadata_count++;
2613 metadata= av_realloc(metadata, sizeof(*metadata)*metadata_count);
2614 metadata[metadata_count-1].key = av_strdup(arg);
2615 metadata[metadata_count-1].value= av_strdup(mid);
2616
2617 return 0;
2618}
2619
b29f97d1 2620static void opt_qscale(const char *arg)
85f07f22 2621{
158c7f05 2622 video_qscale = atof(arg);
4e64bead 2623 if (video_qscale <= 0 ||
158c7f05 2624 video_qscale > 255) {
4e64bead 2625 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
296df4e7 2626 av_exit(1);
85f07f22
FB		 2627 }
2628}
2629
bb198e19
MN		 2630static void opt_top_field_first(const char *arg)
2631{
2632 top_field_first= atoi(arg);
2633}
2634
d18811bb 2635static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2636{
d18811bb 2637 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2638#if !HAVE_THREADS
d8019eb5
AD		 2639 if (verbose >= 0)
2640 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2641#endif
d18811bb 2642 return 0;
9c3d33d6
MN		 2643}
2644
ce1ee094
PR		 2645static void opt_audio_sample_fmt(const char *arg)
2646{
2647 if (strcmp(arg, "list"))
2648 audio_sample_fmt = avcodec_get_sample_fmt(arg);
2649 else {
2650 list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
2651 av_exit(0);
2652 }
2653}
2654
c48da33c 2655static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2656{
c48da33c
SS		 2657 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2658 return 0;
85f07f22
FB		 2659}
2660
c48da33c 2661static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2662{
c48da33c
SS		 2663 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2664 return 0;
85f07f22
FB		 2665}
2666
b29f97d1 2667static void opt_video_channel(const char *arg)
a5df11ab
FB		 2668{
2669 video_channel = strtol(arg, NULL, 0);
2670}
2671
e3ee3283
AB		 2672static void opt_video_standard(const char *arg)
2673{
2674 video_standard = av_strdup(arg);
2675}
2676
4a897224 2677static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2678 int codec_type, const char *arg)
85f07f22 2679{
4a897224 2680 av_freep(pcodec_name);
1629626f 2681 if (!strcmp(arg, "copy")) {
cf7fc795 2682 *pstream_copy = 1;
85f07f22 2683 } else {
4a897224 2684 *pcodec_name = av_strdup(arg);
85f07f22
FB		 2685 }
2686}
2687
cf7fc795
FB		 2688static void opt_audio_codec(const char *arg)
2689{
4a897224 2690 opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
cf7fc795
FB		 2691}
2692
b2a2197e
MN		 2693static void opt_audio_tag(const char *arg)
2694{
2695 char *tail;
2696 audio_codec_tag= strtol(arg, &tail, 0);
2697
2698 if(!tail || *tail)
2699 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2700}
2701
2702static void opt_video_tag(const char *arg)
2703{
2704 char *tail;
2705 video_codec_tag= strtol(arg, &tail, 0);
2706
2707 if(!tail || *tail)
2708 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2709}
2710
b29f97d1 2711static void opt_video_codec(const char *arg)
85f07f22 2712{
4a897224 2713 opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
cf7fc795 2714}
85f07f22 2715
cf7fc795
FB		 2716static void opt_subtitle_codec(const char *arg)
2717{
4a897224 2718 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB		 2719}
2720
27ad7d3a
BC		 2721static void opt_subtitle_tag(const char *arg)
2722{
2723 char *tail;
2724 subtitle_codec_tag= strtol(arg, &tail, 0);
2725
2726 if(!tail || *tail)
2727 subtitle_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2728}
2729
b29f97d1 2730static void opt_map(const char *arg)
85f07f22
FB		 2731{
2732 AVStreamMap *m;
815f98cc 2733 char *p;
85f07f22 2734
85f07f22
FB		 2735 m = &stream_maps[nb_stream_maps++];
2736
815f98cc 2737 m->file_index = strtol(arg, &p, 0);
85f07f22
FB		 2738 if (*p)
2739 p++;
a5dc85ef 2740
815f98cc 2741 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2742 if (*p) {
2743 p++;
815f98cc 2744 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG		 2745 if (*p)
2746 p++;
815f98cc 2747 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2748 } else {
2749 m->sync_file_index = m->file_index;
2750 m->sync_stream_index = m->stream_index;
2751 }
85f07f22
FB		 2752}
2753
0a38bafd
PB		 2754static void opt_map_meta_data(const char *arg)
2755{
2756 AVMetaDataMap *m;
815f98cc 2757 char *p;
115329f1 2758
0a38bafd
PB		 2759 m = &meta_data_maps[nb_meta_data_maps++];
2760
815f98cc 2761 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB		 2762 if (*p)
2763 p++;
2764
815f98cc 2765 m->in_file = strtol(p, &p, 0);
0a38bafd
PB		 2766}
2767
8833f375
MN		 2768static void opt_input_ts_scale(const char *arg)
2769{
2770 unsigned int stream;
2771 double scale;
2772 char *p;
2773
2774 stream = strtol(arg, &p, 0);
2775 if (*p)
2776 p++;
2777 scale= strtod(p, &p);
2778
2779 if(stream >= MAX_STREAMS)
2780 av_exit(1);
2781
2782 input_files_ts_scale[nb_input_files][stream]= scale;
2783}
2784
b19221c8 2785static int opt_recording_time(const char *opt, const char *arg)
85f07f22 2786{
b19221c8
SS		 2787 recording_time = parse_time_or_die(opt, arg, 1);
2788 return 0;
85f07f22
FB		 2789}
2790
b19221c8 2791static int opt_start_time(const char *opt, const char *arg)
8831db5c 2792{
b19221c8
SS		 2793 start_time = parse_time_or_die(opt, arg, 1);
2794 return 0;
8831db5c
MN		 2795}
2796
b19221c8 2797static int opt_rec_timestamp(const char *opt, const char *arg)
4568325a 2798{
b19221c8
SS		 2799 rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
2800 return 0;
4568325a
RS		 2801}
2802
b19221c8 2803static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 2804{
b19221c8
SS		 2805 input_ts_offset = parse_time_or_die(opt, arg, 1);
2806 return 0;
a6a92a9a
WG		 2807}
2808
4a897224
NG		 2809static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2810{
f73008d8 2811 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG		 2812 AVCodec *codec;
2813
2814 if(!name)
2815 return CODEC_ID_NONE;
2816 codec = encoder ?
2817 avcodec_find_encoder_by_name(name) :
2818 avcodec_find_decoder_by_name(name);
2819 if(!codec) {
49a06a4d 2820 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
296df4e7 2821 av_exit(1);
4a897224
NG		 2822 }
2823 if(codec->type != type) {
49a06a4d 2824 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
296df4e7 2825 av_exit(1);
4a897224
NG		 2826 }
2827 return codec->id;
2828}
2829
b29f97d1 2830static void opt_input_file(const char *filename)
85f07f22
FB		 2831{
2832 AVFormatContext *ic;
2833 AVFormatParameters params, *ap = &params;
14bea432 2834 int err, i, ret, rfps, rfps_base;
bd1b79a1 2835 int64_t timestamp;
85f07f22 2836
b242baa4
FB		 2837 if (!strcmp(filename, "-"))
2838 filename = "pipe:";
2839
115329f1 2840 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 2841 !strcmp(filename, "/dev/stdin");
d9a916e2 2842
85f07f22 2843 /* get default parameters from command line */
8e2fd8e1 2844 ic = avformat_alloc_context();
7ef61879
RP		 2845 if (!ic) {
2846 print_error(filename, AVERROR(ENOMEM));
2847 av_exit(1);
2848 }
4eb72c6b 2849
79fdaa4c 2850 memset(ap, 0, sizeof(*ap));
4eb72c6b 2851 ap->prealloced_context = 1;
79fdaa4c
FB		 2852 ap->sample_rate = audio_sample_rate;
2853 ap->channels = audio_channels;
b33ece16
SS		 2854 ap->time_base.den = frame_rate.num;
2855 ap->time_base.num = frame_rate.den;
1ff93ffc
TK		 2856 ap->width = frame_width + frame_padleft + frame_padright;
2857 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2858 ap->pix_fmt = frame_pix_fmt;
a79db0f7 2859 // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
2639c651
RS		 2860 ap->channel = video_channel;
2861 ap->standard = video_standard;
4a897224
NG		 2862 ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0);
2863 ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0);
5b6d5596
MN		 2864 if(pgmyuv_compatibility_hack)
2865 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c 2866
3022cd10 2867 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
62600469
MN		 2868
2869 ic->video_codec_id = find_codec_or_die(video_codec_name , CODEC_TYPE_VIDEO , 0);
2870 ic->audio_codec_id = find_codec_or_die(audio_codec_name , CODEC_TYPE_AUDIO , 0);
2871 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 0);
1ad1eaad 2872 ic->flags |= AVFMT_FLAG_NONBLOCK;
62600469 2873
79fdaa4c
FB		 2874 /* open the input file with generic libav function */
2875 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2876 if (err < 0) {
79fdaa4c 2877 print_error(filename, err);
296df4e7 2878 av_exit(1);
85f07f22 2879 }
50e143c4
NS		 2880 if(opt_programid) {
2881 int i;
2882 for(i=0; i<ic->nb_programs; i++)
2883 if(ic->programs[i]->id != opt_programid)
2884 ic->programs[i]->discard = AVDISCARD_ALL;
2885 }
30bc6613 2886
5894e1bb
VP		 2887 ic->loop_input = loop_input;
2888
79fdaa4c
FB		 2889 /* If not enough info to get the stream parameters, we decode the
2890 first frames to get it. (used in mpeg case for example) */
2891 ret = av_find_stream_info(ic);
d8019eb5 2892 if (ret < 0 && verbose >= 0) {
85f07f22 2893 fprintf(stderr, "%s: could not find codec parameters\n", filename);
296df4e7 2894 av_exit(1);
85f07f22
FB		 2895 }
2896
bd1b79a1
MN		 2897 timestamp = start_time;
2898 /* add the stream start time */
2899 if (ic->start_time != AV_NOPTS_VALUE)
2900 timestamp += ic->start_time;
2901
254abc2e
FB		 2902 /* if seeking requested, we execute it */
2903 if (start_time != 0) {
3ba1438d 2904 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2905 if (ret < 0) {
115329f1 2906 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB		 2907 filename, (double)timestamp / AV_TIME_BASE);
2908 }
2909 /* reset seek info */
2910 start_time = 0;
2911 }
2912
85f07f22
FB		 2913 /* update the current parameters so that they match the one of the input stream */
2914 for(i=0;i<ic->nb_streams;i++) {
01f4895c 2915 AVCodecContext *enc = ic->streams[i]->codec;
c62c07d3
MN		 2916 if(thread_count>1)
2917 avcodec_thread_init(enc, thread_count);
c62c07d3 2918 enc->thread_count= thread_count;
85f07f22
FB		 2919 switch(enc->codec_type) {
2920 case CODEC_TYPE_AUDIO:
636f1c4c 2921 set_context_opts(enc, avcodec_opts[CODEC_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
e0d2714a 2922 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
13367a46 2923 channel_layout = enc->channel_layout;
85f07f22
FB		 2924 audio_channels = enc->channels;
2925 audio_sample_rate = enc->sample_rate;
a79db0f7 2926 audio_sample_fmt = enc->sample_fmt;
6488cf9b 2927 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(audio_codec_name);
b4aea108 2928 if(audio_disable)
f3356e9c 2929 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB		 2930 break;
2931 case CODEC_TYPE_VIDEO:
636f1c4c 2932 set_context_opts(enc, avcodec_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
85f07f22
FB		 2933 frame_height = enc->height;
2934 frame_width = enc->width;
c30a4489
AJ		 2935 if(ic->streams[i]->sample_aspect_ratio.num)
2936 frame_aspect_ratio=av_q2d(ic->streams[i]->sample_aspect_ratio);
2937 else
2938 frame_aspect_ratio=av_q2d(enc->sample_aspect_ratio);
2939 frame_aspect_ratio *= (float) enc->width / enc->height;
bb270c08 2940 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN		 2941 rfps = ic->streams[i]->r_frame_rate.num;
2942 rfps_base = ic->streams[i]->r_frame_rate.den;
637b5326 2943 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN		 2944 if(me_threshold)
2945 enc->debug |= FF_DEBUG_MV;
d7425f59 2946
115329f1 2947 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD		 2948
2949 if (verbose >= 0)
386c88de 2950 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2951 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2952
15bc38e5 2953 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2954 }
bf5af568 2955 /* update the current frame rate to match the stream frame rate */
b33ece16
SS		 2956 frame_rate.num = rfps;
2957 frame_rate.den = rfps_base;
bdfcbbed 2958
6488cf9b 2959 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(video_codec_name);
b4aea108 2960 if(video_disable)
f3356e9c
MN		 2961 ic->streams[i]->discard= AVDISCARD_ALL;
2962 else if(video_discard)
2963 ic->streams[i]->discard= video_discard;
85f07f22 2964 break;
254abc2e
FB		 2965 case CODEC_TYPE_DATA:
2966 break;
cf7fc795 2967 case CODEC_TYPE_SUBTITLE:
6488cf9b 2968 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(subtitle_codec_name);
11bf3847
AJ		 2969 if(subtitle_disable)
2970 ic->streams[i]->discard = AVDISCARD_ALL;
cf7fc795 2971 break;
f8d7c9d3 2972 case CODEC_TYPE_ATTACHMENT:
ae38261e 2973 case CODEC_TYPE_UNKNOWN:
6488cf9b 2974 nb_icodecs++;
ae38261e 2975 break;
51bd4565 2976 default:
0f4e8165 2977 abort();
85f07f22
FB		 2978 }
2979 }
115329f1 2980
85f07f22 2981 input_files[nb_input_files] = ic;
bd1b79a1 2982 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2983 /* dump the file content */
d8019eb5
AD		 2984 if (verbose >= 0)
2985 dump_format(ic, nb_input_files, filename, 0);
2986
85f07f22 2987 nb_input_files++;
79fdaa4c
FB		 2988 file_iformat = NULL;
2989 file_oformat = NULL;
bdfcbbed 2990
2639c651 2991 video_channel = 0;
115329f1 2992
a06a18c5
BC		 2993 av_freep(&video_codec_name);
2994 av_freep(&audio_codec_name);
2995 av_freep(&subtitle_codec_name);
85f07f22
FB		 2996}
2997
11bf3847
AJ		 2998static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
2999 int *has_subtitle_ptr)
919f448d 3000{
11bf3847 3001 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB		 3002 AVFormatContext *ic;
3003
3004 has_video = 0;
3005 has_audio = 0;
11bf3847 3006 has_subtitle = 0;
919f448d
FB		 3007 for(j=0;j<nb_input_files;j++) {
3008 ic = input_files[j];
3009 for(i=0;i<ic->nb_streams;i++) {
01f4895c 3010 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB		 3011 switch(enc->codec_type) {
3012 case CODEC_TYPE_AUDIO:
3013 has_audio = 1;
3014 break;
3015 case CODEC_TYPE_VIDEO:
3016 has_video = 1;
3017 break;
11bf3847
AJ		 3018 case CODEC_TYPE_SUBTITLE:
3019 has_subtitle = 1;
3020 break;
6fb316d5 3021 case CODEC_TYPE_DATA:
f8d7c9d3 3022 case CODEC_TYPE_ATTACHMENT:
ae38261e 3023 case CODEC_TYPE_UNKNOWN:
6fb316d5 3024 break;
51bd4565 3025 default:
0f4e8165 3026 abort();
919f448d
FB		 3027 }
3028 }
3029 }
3030 *has_video_ptr = has_video;
3031 *has_audio_ptr = has_audio;
11bf3847 3032 *has_subtitle_ptr = has_subtitle;
919f448d
FB		 3033}
3034
cf7fc795 3035static void new_video_stream(AVFormatContext *oc)
85f07f22
FB		 3036{
3037 AVStream *st;
cf7fc795 3038 AVCodecContext *video_enc;
340e2303 3039 enum CodecID codec_id;
115329f1 3040
cf7fc795
FB		 3041 st = av_new_stream(oc, oc->nb_streams);
3042 if (!st) {
3043 fprintf(stderr, "Could not alloc stream\n");
296df4e7 3044 av_exit(1);
cf7fc795 3045 }
54cc9c46 3046 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN		 3047 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
3048 video_bitstream_filters= NULL;
3049
cf7fc795 3050 if(thread_count>1)
01f4895c 3051 avcodec_thread_init(st->codec, thread_count);
115329f1 3052
01f4895c 3053 video_enc = st->codec;
115329f1 3054
cf7fc795
FB		 3055 if(video_codec_tag)
3056 video_enc->codec_tag= video_codec_tag;
115329f1 3057
90ad92b3 3058 if( (video_global_header&1)
637b5326 3059 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 3060 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
636f1c4c 3061 avcodec_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN		 3062 }
3063 if(video_global_header&2){
90ad92b3 3064 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
636f1c4c 3065 avcodec_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 3066 }
90ad92b3 3067
cf7fc795
FB		 3068 if (video_stream_copy) {
3069 st->stream_copy = 1;
3070 video_enc->codec_type = CODEC_TYPE_VIDEO;
143df827 3071 video_enc->sample_aspect_ratio =
c30a4489 3072 st->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
cf7fc795 3073 } else {
464a631c 3074 const char *p;
cf7fc795
FB		 3075 int i;
3076 AVCodec *codec;
9de0be61 3077 AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1};
115329f1 3078
6488cf9b 3079 if (video_codec_name) {
4a897224 3080 codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
6488cf9b
AJ		 3081 codec = avcodec_find_encoder_by_name(video_codec_name);
3082 output_codecs[nb_ocodecs] = codec;
3083 } else {
3084 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
3085 codec = avcodec_find_encoder(codec_id);
3086 }
115329f1 3087
cf7fc795 3088 video_enc->codec_id = codec_id;
115329f1 3089
636f1c4c 3090 set_context_opts(video_enc, avcodec_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM);
115329f1 3091
d2845b75
SS		 3092 if (codec && codec->supported_framerates && !force_fps)
3093 fps = codec->supported_framerates[av_find_nearest_q_idx(fps, codec->supported_framerates)];
9de0be61
MN		 3094 video_enc->time_base.den = fps.num;
3095 video_enc->time_base.num = fps.den;
115329f1 3096
cf7fc795
FB		 3097 video_enc->width = frame_width + frame_padright + frame_padleft;
3098 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 3099 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795 3100 video_enc->pix_fmt = frame_pix_fmt;
c30a4489 3101 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
cf7fc795
FB		 3102
3103 if(codec && codec->pix_fmts){
3104 const enum PixelFormat *p= codec->pix_fmts;
3105 for(; *p!=-1; p++){
3106 if(*p == video_enc->pix_fmt)
3107 break;
3108 }
3109 if(*p == -1)
3110 video_enc->pix_fmt = codec->pix_fmts[0];
3111 }
3112
babe0e8c 3113 if (intra_only)
cf7fc795
FB		 3114 video_enc->gop_size = 0;
3115 if (video_qscale || same_quality) {
3116 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 3117 video_enc->global_quality=
cf7fc795
FB		 3118 st->quality = FF_QP2LAMBDA * video_qscale;
3119 }
3120
3121 if(intra_matrix)
3122 video_enc->intra_matrix = intra_matrix;
3123 if(inter_matrix)
3124 video_enc->inter_matrix = inter_matrix;
3125
cf7fc795
FB		 3126 video_enc->thread_count = thread_count;
3127 p= video_rc_override_string;
3128 for(i=0; p; i++){
3129 int start, end, q;
3130 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3131 if(e!=3){
3132 fprintf(stderr, "error parsing rc_override\n");
296df4e7 3133 av_exit(1);
cf7fc795 3134 }
115329f1
DB		 3135 video_enc->rc_override=
3136 av_realloc(video_enc->rc_override,
cf7fc795
FB		 3137 sizeof(RcOverride)*(i+1));
3138 video_enc->rc_override[i].start_frame= start;
3139 video_enc->rc_override[i].end_frame = end;
3140 if(q>0){
3141 video_enc->rc_override[i].qscale= q;
3142 video_enc->rc_override[i].quality_factor= 1.0;
3143 }
3144 else{
3145 video_enc->rc_override[i].qscale= 0;
3146 video_enc->rc_override[i].quality_factor= -q/100.0;
3147 }
3148 p= strchr(p, '/');
3149 if(p) p++;
3150 }
3151 video_enc->rc_override_count=i;
079e8cb9
BC		 3152 if (!video_enc->rc_initial_buffer_occupancy)
3153 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
cf7fc795 3154 video_enc->me_threshold= me_threshold;
cf7fc795 3155 video_enc->intra_dc_precision= intra_dc_precision - 8;
cf7fc795 3156
cf7fc795
FB		 3157 if (do_psnr)
3158 video_enc->flags|= CODEC_FLAG_PSNR;
115329f1 3159
cf7fc795
FB		 3160 /* two pass mode */
3161 if (do_pass) {
3162 if (do_pass == 1) {
3163 video_enc->flags |= CODEC_FLAG_PASS1;
3164 } else {
3165 video_enc->flags |= CODEC_FLAG_PASS2;
3166 }
3167 }
3168 }
6488cf9b 3169 nb_ocodecs++;
cf7fc795
FB		 3170
3171 /* reset some key parameters */
3172 video_disable = 0;
4a897224 3173 av_freep(&video_codec_name);
cf7fc795
FB		 3174 video_stream_copy = 0;
3175}
3176
3177static void new_audio_stream(AVFormatContext *oc)
3178{
3179 AVStream *st;
3180 AVCodecContext *audio_enc;
340e2303 3181 enum CodecID codec_id;
115329f1 3182
cf7fc795
FB		 3183 st = av_new_stream(oc, oc->nb_streams);
3184 if (!st) {
3185 fprintf(stderr, "Could not alloc stream\n");
296df4e7 3186 av_exit(1);
cf7fc795 3187 }
54cc9c46 3188 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO);
748c2fca
MN		 3189
3190 bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
3191 audio_bitstream_filters= NULL;
3192
cf7fc795 3193 if(thread_count>1)
01f4895c