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Skip cmdutils_common_opts.h fragment in checkheaders
[libav.git] / ffmpeg.c
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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 40#include "libavutil/fifo.h"
718c7b18 41#include "libavutil/pixdesc.h"
245976da
DB		 42#include "libavutil/avstring.h"
43#include "libavformat/os_support.h"
daf8e955 44
b250f9c6 45#if HAVE_SYS_RESOURCE_H
0a1b29de 46#include <sys/types.h>
fc5607f8 47#include <sys/time.h>
b091aa44 48#include <sys/resource.h>
b250f9c6 49#elif HAVE_GETPROCESSTIMES
7495c306
RP		 50#include <windows.h>
51#endif
fc5607f8
RD		 52#if HAVE_GETPROCESSMEMORYINFO
53#include <windows.h>
54#include <psapi.h>
55#endif
7495c306 56
b250f9c6 57#if HAVE_SYS_SELECT_H
fb1d2d7b
BC		 58#include <sys/select.h>
59#endif
60
b250f9c6 61#if HAVE_TERMIOS_H
85f07f22
FB		 62#include <fcntl.h>
63#include <sys/ioctl.h>
85f07f22 64#include <sys/time.h>
85f07f22 65#include <termios.h>
b250f9c6 66#elif HAVE_CONIO_H
4b54c6d0 67#include <conio.h>
bdc4796f 68#endif
bf5af568 69#include <time.h>
85f07f22 70
01310af2
FB		 71#include "cmdutils.h"
72
2b18dcd0
MN		 73#undef NDEBUG
74#include <assert.h>
75
64555bd9 76const char program_name[] = "FFmpeg";
ea9c581f 77const int program_birth_year = 2000;
86074ed1 78
85f07f22
FB		 79/* select an input stream for an output stream */
80typedef struct AVStreamMap {
81 int file_index;
82 int stream_index;
b4a3389e
WG		 83 int sync_file_index;
84 int sync_stream_index;
85f07f22
FB		 85} AVStreamMap;
86
0a38bafd
PB		 87/** select an input file for an output file */
88typedef struct AVMetaDataMap {
89 int out_file;
90 int in_file;
91} AVMetaDataMap;
92
580a6c57 93static const OptionDef options[];
85f07f22 94
60402344 95#define MAX_FILES 100
85f07f22 96
ef6fc647 97static const char *last_asked_format = NULL;
85f07f22 98static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 99static int64_t input_files_ts_offset[MAX_FILES];
8833f375 100static double input_files_ts_scale[MAX_FILES][MAX_STREAMS];
6488cf9b 101static AVCodec *input_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 102static int nb_input_files = 0;
6488cf9b 103static int nb_icodecs;
85f07f22
FB		 104
105static AVFormatContext *output_files[MAX_FILES];
6488cf9b 106static AVCodec *output_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 107static int nb_output_files = 0;
6488cf9b 108static int nb_ocodecs;
85f07f22 109
f44fd374 110static AVStreamMap stream_maps[MAX_FILES*MAX_STREAMS];
85f07f22
FB		 111static int nb_stream_maps;
112
0a38bafd
PB		 113static AVMetaDataMap meta_data_maps[MAX_FILES];
114static int nb_meta_data_maps;
115
55cf1959
MN		 116static int frame_width = 0;
117static int frame_height = 0;
880e8ba7 118static float frame_aspect_ratio = 0;
644a9262 119static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
ce1ee094 120static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE;
1ff93ffc
TK		 121static int frame_padtop = 0;
122static int frame_padbottom = 0;
123static int frame_padleft = 0;
124static int frame_padright = 0;
125static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN		 126static int frame_topBand = 0;
127static int frame_bottomBand = 0;
128static int frame_leftBand = 0;
129static int frame_rightBand = 0;
cf7fc795 130static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 131static AVRational frame_rate;
158c7f05 132static float video_qscale = 0;
84f608f4
VM		 133static uint16_t *intra_matrix = NULL;
134static uint16_t *inter_matrix = NULL;
464a631c 135static const char *video_rc_override_string=NULL;
85f07f22 136static int video_disable = 0;
f3356e9c 137static int video_discard = 0;
4a897224 138static char *video_codec_name = NULL;
b2a2197e 139static int video_codec_tag = 0;
0fc2c0f6 140static char *video_language = NULL;
85f07f22 141static int same_quality = 0;
cfcf0ffd 142static int do_deinterlace = 0;
bb198e19 143static int top_field_first = -1;
f4f3223f 144static int me_threshold = 0;
1a11cbcc 145static int intra_dc_precision = 8;
5894e1bb 146static int loop_input = 0;
8108551a 147static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 148static int qp_hist = 0;
85f07f22 149
85f07f22
FB		 150static int intra_only = 0;
151static int audio_sample_rate = 44100;
13367a46 152static int64_t channel_layout = 0;
c57c770d
JR		 153#define QSCALE_NONE -99999
154static float audio_qscale = QSCALE_NONE;
85f07f22
FB		 155static int audio_disable = 0;
156static int audio_channels = 1;
4a897224 157static char *audio_codec_name = NULL;
b2a2197e 158static int audio_codec_tag = 0;
cf7fc795
FB		 159static char *audio_language = NULL;
160
11bf3847 161static int subtitle_disable = 0;
4a897224 162static char *subtitle_codec_name = NULL;
cf7fc795 163static char *subtitle_language = NULL;
27ad7d3a 164static int subtitle_codec_tag = 0;
85f07f22 165
17c88cb0
MN		 166static float mux_preload= 0.5;
167static float mux_max_delay= 0.7;
2db3c638 168
fc7ad2af 169static int64_t recording_time = INT64_MAX;
8831db5c 170static int64_t start_time = 0;
4568325a 171static int64_t rec_timestamp = 0;
a6a92a9a 172static int64_t input_ts_offset = 0;
85f07f22 173static int file_overwrite = 0;
a5926d85
AJ		 174static int metadata_count;
175static AVMetadataTag *metadata;
5727b222 176static int do_benchmark = 0;
a0663ba4 177static int do_hex_dump = 0;
254abc2e 178static int do_pkt_dump = 0;
43f1708f 179static int do_psnr = 0;
5abdb4b1 180static int do_pass = 0;
ad16627f 181static char *pass_logfilename_prefix = NULL;
1629626f
FB		 182static int audio_stream_copy = 0;
183static int video_stream_copy = 0;
cf7fc795 184static int subtitle_stream_copy = 0;
8858816d 185static int video_sync_method= -1;
986ebcdb 186static int audio_sync_method= 0;
d4d226a8 187static float audio_drift_threshold= 0.1;
72bd8100 188static int copy_ts= 0;
76bdac6d 189static int opt_shortest = 0;
90ad92b3 190static int video_global_header = 0;
b60d1379 191static char *vstats_filename;
032aa7df 192static FILE *vstats_file;
50e143c4 193static int opt_programid = 0;
50e3477f 194static int copy_initial_nonkeyframes = 0;
5abdb4b1 195
bdfcbbed
MK		 196static int rate_emu = 0;
197
a5df11ab 198static int video_channel = 0;
df0cecdd 199static char *video_standard;
79a7c268 200
a9aa3467 201static int audio_volume = 256;
8aa3ee32 202
f2abc559 203static int exit_on_error = 0;
d9a916e2 204static int using_stdin = 0;
f068206e 205static int verbose = 1;
9c3d33d6 206static int thread_count= 1;
b51469a0 207static int q_pressed = 0;
1008ceb3
MN		 208static int64_t video_size = 0;
209static int64_t audio_size = 0;
210static int64_t extra_size = 0;
a6a92a9a
WG		 211static int nb_frames_dup = 0;
212static int nb_frames_drop = 0;
6e454c38 213static int input_sync;
76bdac6d 214static uint64_t limit_filesize = 0;
d2845b75 215static int force_fps = 0;
d9a916e2 216
5b6d5596 217static int pgmyuv_compatibility_hack=0;
a8482aab 218static float dts_delta_threshold = 10;
5b6d5596 219
e60da588 220static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 221
29cc1c23 222static int64_t timer_start;
8bbf6db9 223
3321cb3f
BC		 224static uint8_t *audio_buf;
225static uint8_t *audio_out;
b8919a30 226unsigned int allocated_audio_out_size, allocated_audio_buf_size;
3321cb3f
BC		 227
228static short *samples;
229
748c2fca
MN		 230static AVBitStreamFilterContext *video_bitstream_filters=NULL;
231static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 232static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 233static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 234
ad16627f 235#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 236
b4a3389e
WG		 237struct AVInputStream;
238
85f07f22
FB		 239typedef struct AVOutputStream {
240 int file_index; /* file index */
241 int index; /* stream index in the output file */
242 int source_index; /* AVInputStream index */
243 AVStream *st; /* stream in the output file */
ec5517d5
FB		 244 int encoding_needed; /* true if encoding needed for this stream */
245 int frame_number;
246 /* input pts and corresponding output pts
247 for A/V sync */
b4a3389e
WG		 248 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
249 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 250 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 251 /* video only */
07d0cdfc 252 int video_resample;
a4d36c11 253 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA		 254 struct SwsContext *img_resample_ctx; /* for image resampling */
255 int resample_height;
352666c1 256 int resample_width;
01a3c821 257 int resample_pix_fmt;
34b10a57 258
352666c1
EB		 259 /* full frame size of first frame */
260 int original_height;
261 int original_width;
262
263 /* cropping area sizes */
07d0cdfc 264 int video_crop;
352666c1
EB		 265 int topBand;
266 int bottomBand;
34b10a57 267 int leftBand;
352666c1
EB		 268 int rightBand;
269
270 /* cropping area of first frame */
271 int original_topBand;
272 int original_bottomBand;
273 int original_leftBand;
274 int original_rightBand;
115329f1 275
352666c1 276 /* padding area sizes */
07d0cdfc 277 int video_pad;
352666c1 278 int padtop;
1ff93ffc
TK		 279 int padbottom;
280 int padleft;
281 int padright;
115329f1 282
85f07f22
FB		 283 /* audio only */
284 int audio_resample;
285 ReSampleContext *resample; /* for audio resampling */
a79db0f7
PR		 286 int reformat_pair;
287 AVAudioConvert *reformat_ctx;
41dd680d 288 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 289 FILE *logfile;
85f07f22
FB		 290} AVOutputStream;
291
292typedef struct AVInputStream {
293 int file_index;
294 int index;
295 AVStream *st;
296 int discard; /* true if stream data should be discarded */
297 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 298 int64_t sample_index; /* current sample */
bdfcbbed
MK		 299
300 int64_t start; /* time when read started */
254abc2e
FB		 301 int64_t next_pts; /* synthetic pts for cases where pkt.pts
302 is not defined */
e7d0374f 303 int64_t pts; /* current pts */
ff4905a5 304 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 305 int showed_multi_packet_warning;
55a7e946 306 int is_past_recording_time;
85f07f22
FB		 307} AVInputStream;
308
309typedef struct AVInputFile {
310 int eof_reached; /* true if eof reached */
311 int ist_index; /* index of first stream in ist_table */
312 int buffer_size; /* current total buffer size */
79fdaa4c 313 int nb_streams; /* nb streams we are aware of */
85f07f22
FB		 314} AVInputFile;
315
b250f9c6 316#if HAVE_TERMIOS_H
bdc4796f 317
85f07f22
FB		 318/* init terminal so that we can grab keys */
319static struct termios oldtty;
d86b83f8 320#endif
85f07f22
FB		 321
322static void term_exit(void)
323{
b250f9c6 324#if HAVE_TERMIOS_H
85f07f22 325 tcsetattr (0, TCSANOW, &oldtty);
d86b83f8 326#endif
85f07f22
FB		 327}
328
e9a832e5 329static volatile int received_sigterm = 0;
9680a722
RP		 330
331static void
332sigterm_handler(int sig)
333{
334 received_sigterm = sig;
335 term_exit();
336}
337
85f07f22
FB		 338static void term_init(void)
339{
b250f9c6 340#if HAVE_TERMIOS_H
85f07f22
FB		 341 struct termios tty;
342
343 tcgetattr (0, &tty);
344 oldtty = tty;
345
346 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
347 |INLCR|IGNCR|ICRNL|IXON);
348 tty.c_oflag |= OPOST;
349 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
350 tty.c_cflag &= ~(CSIZE|PARENB);
351 tty.c_cflag |= CS8;
352 tty.c_cc[VMIN] = 1;
353 tty.c_cc[VTIME] = 0;
115329f1 354
85f07f22 355 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP		 356 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
357#endif
85f07f22 358
9680a722 359 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 360 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR		 361#ifdef SIGXCPU
362 signal(SIGXCPU, sigterm_handler);
363#endif
364
9680a722
RP		 365 /*
366 register a function to be called at normal program termination
367 */
85f07f22 368 atexit(term_exit);
b250f9c6 369#if CONFIG_BEOS_NETSERVER
9ddd71fc
FR		 370 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
371#endif
85f07f22
FB		 372}
373
374/* read a key without blocking */
375static int read_key(void)
376{
b250f9c6 377#if HAVE_TERMIOS_H
9ddd71fc 378 int n = 1;
85f07f22 379 unsigned char ch;
b250f9c6 380#if !CONFIG_BEOS_NETSERVER
9ddd71fc 381 struct timeval tv;
85f07f22
FB		 382 fd_set rfds;
383
384 FD_ZERO(&rfds);
385 FD_SET(0, &rfds);
386 tv.tv_sec = 0;
387 tv.tv_usec = 0;
388 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 389#endif
85f07f22 390 if (n > 0) {
cb09b2ed
PG		 391 n = read(0, &ch, 1);
392 if (n == 1)
85f07f22 393 return ch;
cb09b2ed
PG		 394
395 return n;
85f07f22 396 }
b250f9c6 397#elif HAVE_CONIO_H
4b54c6d0
RP		 398 if(kbhit())
399 return(getch());
d86b83f8 400#endif
85f07f22
FB		 401 return -1;
402}
403
b51469a0
LS		 404static int decode_interrupt_cb(void)
405{
406 return q_pressed || (q_pressed = read_key() == 'q');
407}
408
296df4e7 409static int av_exit(int ret)
e5295c0d
RP		 410{
411 int i;
412
413 /* close files */
414 for(i=0;i<nb_output_files;i++) {
415 /* maybe av_close_output_file ??? */
416 AVFormatContext *s = output_files[i];
417 int j;
8767060c 418 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP		 419 url_fclose(s->pb);
420 for(j=0;j<s->nb_streams;j++) {
094d9df7 421 av_metadata_free(&s->streams[j]->metadata);
e5295c0d
RP		 422 av_free(s->streams[j]->codec);
423 av_free(s->streams[j]);
424 }
094d9df7
AJ		 425 for(j=0;j<s->nb_programs;j++) {
426 av_metadata_free(&s->programs[j]->metadata);
427 }
428 for(j=0;j<s->nb_chapters;j++) {
429 av_metadata_free(&s->chapters[j]->metadata);
430 }
431 av_metadata_free(&s->metadata);
e5295c0d
RP		 432 av_free(s);
433 }
434 for(i=0;i<nb_input_files;i++)
435 av_close_input_file(input_files[i]);
436
e5295c0d
RP		 437 av_free(intra_matrix);
438 av_free(inter_matrix);
439
440 if (vstats_file)
441 fclose(vstats_file);
442 av_free(vstats_filename);
443
444 av_free(opt_names);
445
446 av_free(video_codec_name);
447 av_free(audio_codec_name);
448 av_free(subtitle_codec_name);
449
450 av_free(video_standard);
451
b250f9c6 452#if CONFIG_POWERPC_PERF
9686df2b 453 void powerpc_display_perf_report(void);
e5295c0d
RP		 454 powerpc_display_perf_report();
455#endif /* CONFIG_POWERPC_PERF */
456
5973490a
BC		 457 for (i=0;i<CODEC_TYPE_NB;i++)
458 av_free(avcodec_opts[i]);
459 av_free(avformat_opts);
460 av_free(sws_opts);
3321cb3f
BC		 461 av_free(audio_buf);
462 av_free(audio_out);
b8919a30 463 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 464 av_free(samples);
5973490a 465
e5295c0d
RP		 466 if (received_sigterm) {
467 fprintf(stderr,
468 "Received signal %d: terminating.\n",
469 (int) received_sigterm);
470 exit (255);
471 }
472
296df4e7
RP		 473 exit(ret); /* not all OS-es handle main() return value */
474 return ret;
e5295c0d
RP		 475}
476
b29f97d1 477static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 478{
79fdaa4c 479 int i, err;
85f07f22 480 AVFormatContext *ic;
3438d82d 481 int nopts = 0;
85f07f22 482
79fdaa4c
FB		 483 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
484 if (err < 0)
485 return err;
85f07f22
FB		 486 /* copy stream format */
487 s->nb_streams = ic->nb_streams;
488 for(i=0;i<ic->nb_streams;i++) {
489 AVStream *st;
1e491e29 490
f37f8d4c 491 // FIXME: a more elegant solution is needed
e1031171 492 st = av_mallocz(sizeof(AVStream));
85f07f22 493 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 494 st->codec = avcodec_alloc_context();
7ef61879
RP		 495 if (!st->codec) {
496 print_error(filename, AVERROR(ENOMEM));
497 av_exit(1);
498 }
f37f8d4c 499 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22 500 s->streams[i] = st;
837d248d
BC		 501
502 if (st->codec->codec_type == CODEC_TYPE_AUDIO && audio_stream_copy)
503 st->stream_copy = 1;
504 else if (st->codec->codec_type == CODEC_TYPE_VIDEO && video_stream_copy)
505 st->stream_copy = 1;
506
dbedf2aa
BC		 507 if(!st->codec->thread_count)
508 st->codec->thread_count = 1;
509 if(st->codec->thread_count>1)
510 avcodec_thread_init(st->codec, st->codec->thread_count);
511
3438d82d
BC		 512 if(st->codec->flags & CODEC_FLAG_BITEXACT)
513 nopts = 1;
85f07f22
FB		 514 }
515
3438d82d
BC		 516 if (!nopts)
517 s->timestamp = av_gettime();
518
85f07f22
FB		 519 av_close_input_file(ic);
520 return 0;
521}
522
b4a3389e
WG		 523static double
524get_sync_ipts(const AVOutputStream *ost)
525{
526 const AVInputStream *ist = ost->sync_ist;
fec401f7 527 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG		 528}
529
748c2fca 530static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN		 531 int ret;
532
748c2fca
MN		 533 while(bsfc){
534 AVPacket new_pkt= *pkt;
535 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
536 &new_pkt.data, &new_pkt.size,
537 pkt->data, pkt->size,
538 pkt->flags & PKT_FLAG_KEY);
7055cdac 539 if(a>0){
748c2fca
MN		 540 av_free_packet(pkt);
541 new_pkt.destruct= av_destruct_packet;
7055cdac 542 } else if(a<0){
1f8e32cd
DB		 543 fprintf(stderr, "%s failed for stream %d, codec %s",
544 bsfc->filter->name, pkt->stream_index,
545 avctx->codec ? avctx->codec->name : "copy");
7055cdac 546 print_error("", a);
f2abc559
BC		 547 if (exit_on_error)
548 av_exit(1);
748c2fca
MN		 549 }
550 *pkt= new_pkt;
551
552 bsfc= bsfc->next;
553 }
554
0ac07031
MN		 555 ret= av_interleaved_write_frame(s, pkt);
556 if(ret < 0){
557 print_error("av_interleaved_write_frame()", ret);
296df4e7 558 av_exit(1);
0ac07031 559 }
748c2fca
MN		 560}
561
817b23ff 562#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 563
115329f1
DB		 564static void do_audio_out(AVFormatContext *s,
565 AVOutputStream *ost,
85f07f22
FB		 566 AVInputStream *ist,
567 unsigned char *buf, int size)
568{
0c1a9eda 569 uint8_t *buftmp;
15bfe412 570 int64_t audio_out_size, audio_buf_size;
7a086a85 571 int64_t allocated_for_size= size;
d66c7abc 572
85f07f22 573 int size_out, frame_bytes, ret;
01f4895c 574 AVCodecContext *enc= ost->st->codec;
2886f311 575 AVCodecContext *dec= ist->st->codec;
287ba997
PR		 576 int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8;
577 int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8;
15bfe412
MN		 578 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
579
7a086a85
MN		 580need_realloc:
581 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 582 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 583 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
15bfe412
MN		 584 audio_buf_size*= osize*enc->channels;
585
586 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
587 if(coded_bps > 8*osize)
588 audio_out_size= audio_out_size * coded_bps / (8*osize);
589 audio_out_size += FF_MIN_BUFFER_SIZE;
590
591 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
592 fprintf(stderr, "Buffer sizes too large\n");
593 av_exit(1);
594 }
85f07f22 595
b8919a30
MN		 596 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
597 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN		 598 if (!audio_buf || !audio_out){
599 fprintf(stderr, "Out of memory in do_audio_out\n");
600 av_exit(1);
601 }
d66c7abc 602
2886f311
AÖ		 603 if (enc->channels != dec->channels)
604 ost->audio_resample = 1;
605
606 if (ost->audio_resample && !ost->resample) {
d1e3c6fd
BC		 607 if (dec->sample_fmt != SAMPLE_FMT_S16)
608 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
609 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
610 enc->sample_rate, dec->sample_rate,
611 enc->sample_fmt, dec->sample_fmt,
612 16, 10, 0, 0.8);
2886f311
AÖ		 613 if (!ost->resample) {
614 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
615 dec->channels, dec->sample_rate,
616 enc->channels, enc->sample_rate);
296df4e7 617 av_exit(1);
2886f311
AÖ		 618 }
619 }
620
a79db0f7 621#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
d1e3c6fd 622 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 623 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR		 624 if (ost->reformat_ctx)
625 av_audio_convert_free(ost->reformat_ctx);
626 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
627 dec->sample_fmt, 1, NULL, 0);
628 if (!ost->reformat_ctx) {
629 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
630 avcodec_get_sample_fmt_name(dec->sample_fmt),
631 avcodec_get_sample_fmt_name(enc->sample_fmt));
632 av_exit(1);
633 }
634 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
635 }
636
986ebcdb 637 if(audio_sync_method){
115329f1 638 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
41dd680d 639 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN		 640 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
641 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 642
986ebcdb
MN		 643 //FIXME resample delay
644 if(fabs(delta) > 50){
d4d226a8 645 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 646 if(byte_delta < 0){
f41dd5aa 647 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN		 648 size += byte_delta;
649 buf -= byte_delta;
650 if(verbose > 2)
651 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
652 if(!size)
653 return;
654 ist->is_start=0;
655 }else{
656 static uint8_t *input_tmp= NULL;
657 input_tmp= av_realloc(input_tmp, byte_delta + size);
658
7a086a85
MN		 659 if(byte_delta > allocated_for_size - size){
660 allocated_for_size= byte_delta + (int64_t)size;
661 goto need_realloc;
662 }
663 ist->is_start=0;
ff4905a5
MN		 664
665 memset(input_tmp, 0, byte_delta);
666 memcpy(input_tmp + byte_delta, buf, size);
667 buf= input_tmp;
668 size += byte_delta;
669 if(verbose > 2)
670 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
671 }
672 }else if(audio_sync_method>1){
f66e4f5f 673 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN		 674 assert(ost->audio_resample);
675 if(verbose > 2)
676 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 677// 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		 678 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
679 }
115329f1 680 }
986ebcdb 681 }else
b4a3389e 682 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
41dd680d 683 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB		 684
685 if (ost->audio_resample) {
686 buftmp = audio_buf;
115329f1 687 size_out = audio_resample(ost->resample,
85f07f22 688 (short *)buftmp, (short *)buf,
287ba997
PR		 689 size / (ist->st->codec->channels * isize));
690 size_out = size_out * enc->channels * osize;
85f07f22
FB		 691 } else {
692 buftmp = buf;
693 size_out = size;
694 }
695
d1e3c6fd 696 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 697 const void *ibuf[6]= {buftmp};
80f47250 698 void *obuf[6]= {audio_buf};
287ba997
PR		 699 int istride[6]= {isize};
700 int ostride[6]= {osize};
a79db0f7
PR		 701 int len= size_out/istride[0];
702 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
703 printf("av_audio_convert() failed\n");
f2abc559
BC		 704 if (exit_on_error)
705 av_exit(1);
a79db0f7
PR		 706 return;
707 }
80f47250 708 buftmp = audio_buf;
287ba997 709 size_out = len*osize;
a79db0f7
PR		 710 }
711
85f07f22 712 /* now encode as many frames as possible */
a0663ba4 713 if (enc->frame_size > 1) {
85f07f22 714 /* output resampled raw samples */
41dd680d 715 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5
SS		 716 fprintf(stderr, "av_fifo_realloc2() failed\n");
717 av_exit(1);
718 }
41dd680d 719 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 720
287ba997 721 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 722
41dd680d 723 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN		 724 AVPacket pkt;
725 av_init_packet(&pkt);
726
3898eed8 727 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 728
5bc440e7
MN		 729 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
730
115329f1 731 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 732 (short *)audio_buf);
528271ff
MN		 733 if (ret < 0) {
734 fprintf(stderr, "Audio encoding failed\n");
735 av_exit(1);
736 }
1008ceb3 737 audio_size += ret;
e928649b
MN		 738 pkt.stream_index= ost->index;
739 pkt.data= audio_out;
740 pkt.size= ret;
e7902f20 741 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 742 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 743 pkt.flags |= PKT_FLAG_KEY;
748c2fca 744 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 745
986ebcdb 746 ost->sync_opts += enc->frame_size;
85f07f22
FB		 747 }
748 } else {
e928649b
MN		 749 AVPacket pkt;
750 av_init_packet(&pkt);
986ebcdb 751
287ba997 752 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 753
a0663ba4 754 /* output a pcm frame */
287ba997
PR		 755 /* determine the size of the coded buffer */
756 size_out /= osize;
757 if (coded_bps)
060b8592 758 size_out = size_out*coded_bps/8;
287ba997 759
5ee05a62
MN		 760 if(size_out > audio_out_size){
761 fprintf(stderr, "Internal error, buffer size too small\n");
762 av_exit(1);
763 }
764
5bc440e7 765 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 766 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 767 (short *)buftmp);
528271ff
MN		 768 if (ret < 0) {
769 fprintf(stderr, "Audio encoding failed\n");
770 av_exit(1);
771 }
1008ceb3 772 audio_size += ret;
e928649b
MN		 773 pkt.stream_index= ost->index;
774 pkt.data= audio_out;
775 pkt.size= ret;
e7902f20 776 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 777 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 778 pkt.flags |= PKT_FLAG_KEY;
748c2fca 779 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB		 780 }
781}
782
10d104e4
PG		 783static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
784{
785 AVCodecContext *dec;
786 AVPicture *picture2;
787 AVPicture picture_tmp;
0c1a9eda 788 uint8_t *buf = 0;
10d104e4 789
01f4895c 790 dec = ist->st->codec;
10d104e4
PG		 791
792 /* deinterlace : must be done before any resize */
fdf11906 793 if (do_deinterlace) {
10d104e4
PG		 794 int size;
795
796 /* create temporary picture */
797 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
798 buf = av_malloc(size);
799 if (!buf)
800 return;
115329f1 801
10d104e4
PG		 802 picture2 = &picture_tmp;
803 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
804
9e1cc598
RP		 805 if(avpicture_deinterlace(picture2, picture,
806 dec->pix_fmt, dec->width, dec->height) < 0) {
807 /* if error, do not deinterlace */
808 fprintf(stderr, "Deinterlacing failed\n");
809 av_free(buf);
810 buf = NULL;
811 picture2 = picture;
812 }
10d104e4
PG		 813 } else {
814 picture2 = picture;
815 }
816
10d104e4
PG		 817 if (picture != picture2)
818 *picture = *picture2;
819 *bufp = buf;
820}
821
ec5517d5
FB		 822/* we begin to correct av delay at this threshold */
823#define AV_DELAY_MAX 0.100
85f07f22 824
115329f1
DB		 825static void do_subtitle_out(AVFormatContext *s,
826 AVOutputStream *ost,
cf7fc795
FB		 827 AVInputStream *ist,
828 AVSubtitle *sub,
829 int64_t pts)
830{
831 static uint8_t *subtitle_out = NULL;
7f4fca03 832 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB		 833 int subtitle_out_size, nb, i;
834 AVCodecContext *enc;
835 AVPacket pkt;
836
837 if (pts == AV_NOPTS_VALUE) {
838 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559
BC		 839 if (exit_on_error)
840 av_exit(1);
cf7fc795
FB		 841 return;
842 }
843
01f4895c 844 enc = ost->st->codec;
cf7fc795
FB		 845
846 if (!subtitle_out) {
847 subtitle_out = av_malloc(subtitle_out_max_size);
848 }
849
850 /* Note: DVB subtitle need one packet to draw them and one other
851 packet to clear them */
852 /* XXX: signal it in the codec context ? */
853 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
854 nb = 2;
855 else
856 nb = 1;
857
858 for(i = 0; i < nb; i++) {
4bbe788a 859 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD		 860 // start_display_time is required to be 0
861 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
862 sub->end_display_time -= sub->start_display_time;
863 sub->start_display_time = 0;
115329f1 864 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 865 subtitle_out_max_size, sub);
266649a5
RD		 866 if (subtitle_out_size < 0) {
867 fprintf(stderr, "Subtitle encoding failed\n");
868 av_exit(1);
869 }
115329f1 870
cf7fc795
FB		 871 av_init_packet(&pkt);
872 pkt.stream_index = ost->index;
873 pkt.data = subtitle_out;
874 pkt.size = subtitle_out_size;
8b03c014 875 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB		 876 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
877 /* XXX: the pts correction is handled here. Maybe handling
878 it in the codec would be better */
879 if (i == 0)
880 pkt.pts += 90 * sub->start_display_time;
881 else
882 pkt.pts += 90 * sub->end_display_time;
883 }
748c2fca 884 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB		 885 }
886}
887
8a6cb114 888static int bit_buffer_size= 1024*256;
27537106 889static uint8_t *bit_buffer= NULL;
1ff93ffc 890
115329f1
DB		 891static void do_video_out(AVFormatContext *s,
892 AVOutputStream *ost,
85f07f22 893 AVInputStream *ist,
7a0f9d7e 894 AVFrame *in_picture,
986ebcdb 895 int *frame_size)
85f07f22 896{
ec5517d5 897 int nb_frames, i, ret;
352666c1 898 int64_t topBand, bottomBand, leftBand, rightBand;
07d0cdfc 899 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 900 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 901 AVCodecContext *enc, *dec;
115329f1 902
a4d36c11 903 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 904 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 905
01f4895c
MN		 906 enc = ost->st->codec;
907 dec = ist->st->codec;
85f07f22 908
ec5517d5
FB		 909 /* by default, we output a single frame */
910 nb_frames = 1;
911
204c0f48
PG		 912 *frame_size = 0;
913
9ff261a2 914 if(video_sync_method){
10d104e4 915 double vdelta;
b4a3389e 916 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN		 917 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
918 if (vdelta < -1.1)
919 nb_frames = 0;
e6fdc2b1
MN		 920 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
921 if(vdelta<=-0.6){
922 nb_frames=0;
923 }else if(vdelta>0.6)
880add37 924 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
e6fdc2b1 925 }else if (vdelta > 1.1)
70122f29 926 nb_frames = lrintf(vdelta);
fc6765d7 927//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		 928 if (nb_frames == 0){
929 ++nb_frames_drop;
930 if (verbose>2)
931 fprintf(stderr, "*** drop!\n");
8300609b 932 }else if (nb_frames > 1) {
ed30e518 933 nb_frames_dup += nb_frames - 1;
50c3dd32 934 if (verbose>2)
8300609b 935 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN		 936 }
937 }else
b4a3389e 938 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 939
7ca60994 940 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 941 if (nb_frames <= 0)
85f07f22 942 return;
ce7c56c2 943
07d0cdfc 944 if (ost->video_crop) {
636d6a4a 945 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
49a06a4d 946 fprintf(stderr, "error cropping picture\n");
f2abc559
BC		 947 if (exit_on_error)
948 av_exit(1);
4e780252 949 return;
07d0cdfc
LA		 950 }
951 formatted_picture = &picture_crop_temp;
18a54b04
LA		 952 } else {
953 formatted_picture = in_picture;
07d0cdfc
LA		 954 }
955
956 final_picture = formatted_picture;
957 padding_src = formatted_picture;
958 resampling_dst = &ost->pict_tmp;
959 if (ost->video_pad) {
960 final_picture = &ost->pict_tmp;
961 if (ost->video_resample) {
636d6a4a 962 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
49a06a4d 963 fprintf(stderr, "error padding picture\n");
f2abc559
BC		 964 if (exit_on_error)
965 av_exit(1);
4e780252 966 return;
07d0cdfc
LA		 967 }
968 resampling_dst = &picture_pad_temp;
969 }
970 }
971
b83ccbff
MN		 972 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
973 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
974 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
975
976 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));
977 if(!ost->video_resample)
978 av_exit(1);
979 }
980
85f07f22 981 if (ost->video_resample) {
07d0cdfc 982 padding_src = NULL;
34b10a57 983 final_picture = &ost->pict_tmp;
352666c1 984 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
01a3c821
JGG		 985 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
986 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 987
352666c1
EB		 988 /* keep bands proportional to the frame size */
989 topBand = ((int64_t)ist->st->codec->height * ost->original_topBand / ost->original_height) & ~1;
990 bottomBand = ((int64_t)ist->st->codec->height * ost->original_bottomBand / ost->original_height) & ~1;
991 leftBand = ((int64_t)ist->st->codec->width * ost->original_leftBand / ost->original_width) & ~1;
992 rightBand = ((int64_t)ist->st->codec->width * ost->original_rightBand / ost->original_width) & ~1;
993
994 /* sanity check to ensure no bad band sizes sneak in */
995 assert(topBand <= INT_MAX && topBand >= 0);
996 assert(bottomBand <= INT_MAX && bottomBand >= 0);
997 assert(leftBand <= INT_MAX && leftBand >= 0);
998 assert(rightBand <= INT_MAX && rightBand >= 0);
999
1000 ost->topBand = topBand;
1001 ost->bottomBand = bottomBand;
1002 ost->leftBand = leftBand;
1003 ost->rightBand = rightBand;
1004
1005 ost->resample_height = ist->st->codec->height - (ost->topBand + ost->bottomBand);
1006 ost->resample_width = ist->st->codec->width - (ost->leftBand + ost->rightBand);
01a3c821 1007 ost->resample_pix_fmt= ist->st->codec->pix_fmt;
352666c1
EB		 1008
1009 /* initialize a new scaler context */
1010 sws_freeContext(ost->img_resample_ctx);
1011 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1012 ost->img_resample_ctx = sws_getContext(
1013 ist->st->codec->width - (ost->leftBand + ost->rightBand),
1014 ist->st->codec->height - (ost->topBand + ost->bottomBand),
1015 ist->st->codec->pix_fmt,
1016 ost->st->codec->width - (ost->padleft + ost->padright),
1017 ost->st->codec->height - (ost->padtop + ost->padbottom),
1018 ost->st->codec->pix_fmt,
1019 sws_flags, NULL, NULL, NULL);
1020 if (ost->img_resample_ctx == NULL) {
1021 fprintf(stderr, "Cannot get resampling context\n");
1022 av_exit(1);
1023 }
1024 }
18a54b04
LA		 1025 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
1026 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 1027 }
07d0cdfc
LA		 1028
1029 if (ost->video_pad) {
636d6a4a 1030 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA		 1031 enc->height, enc->width, enc->pix_fmt,
1032 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 1033 }
07d0cdfc 1034
85f07f22 1035 /* duplicates frame if needed */
ec5517d5 1036 for(i=0;i<nb_frames;i++) {
e928649b
MN		 1037 AVPacket pkt;
1038 av_init_packet(&pkt);
1039 pkt.stream_index= ost->index;
1040
e8750b00
FR		 1041 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1042 /* raw pictures are written as AVPicture structure to
1043 avoid any copies. We support temorarily the older
1044 method. */
2744ca9a 1045 AVFrame* old_frame = enc->coded_frame;
bb270c08 1046 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN		 1047 pkt.data= (uint8_t *)final_picture;
1048 pkt.size= sizeof(AVPicture);
b4dba580
MN		 1049 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
1050 pkt.flags |= PKT_FLAG_KEY;
e928649b 1051
748c2fca 1052 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 1053 enc->coded_frame = old_frame;
e8750b00 1054 } else {
492cd3a9 1055 AVFrame big_picture;
a4d36c11
MN		 1056
1057 big_picture= *final_picture;
7a0f9d7e
FB		 1058 /* better than nothing: use input picture interlaced
1059 settings */
1060 big_picture.interlaced_frame = in_picture->interlaced_frame;
636f1c4c 1061 if(avcodec_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN		 1062 if(top_field_first == -1)
1063 big_picture.top_field_first = in_picture->top_field_first;
1064 else
2a8edc5d 1065 big_picture.top_field_first = top_field_first;
bb198e19 1066 }
7a0f9d7e 1067
85f07f22
FB		 1068 /* handles sameq here. This is not correct because it may
1069 not be a global option */
1070 if (same_quality) {
1e491e29
MN		 1071 big_picture.quality = ist->st->quality;
1072 }else
1073 big_picture.quality = ost->st->quality;
f4f3223f
MN		 1074 if(!me_threshold)
1075 big_picture.pict_type = 0;
50c3dd32 1076// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN		 1077 big_picture.pts= ost->sync_opts;
1078// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1079//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 1080 ret = avcodec_encode_video(enc,
8a6cb114 1081 bit_buffer, bit_buffer_size,
1e491e29 1082 &big_picture);
95af5e1c 1083 if (ret < 0) {
4156a436 1084 fprintf(stderr, "Video encoding failed\n");
296df4e7 1085 av_exit(1);
4156a436 1086 }
54e28a85 1087
4bbc6260 1088 if(ret>0){
27537106 1089 pkt.data= bit_buffer;
e928649b 1090 pkt.size= ret;
e6b4e4ff 1091 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1092 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1093/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN		 1094 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1095 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1096
e6b4e4ff 1097 if(enc->coded_frame->key_frame)
e928649b 1098 pkt.flags |= PKT_FLAG_KEY;
748c2fca 1099 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b 1100 *frame_size = ret;
44eb047a 1101 video_size += ret;
54e28a85
BC		 1102 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1103 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN		 1104 /* if two pass, output log */
1105 if (ost->logfile && enc->stats_out) {
1106 fprintf(ost->logfile, "%s", enc->stats_out);
1107 }
5abdb4b1 1108 }
85f07f22 1109 }
50c3dd32 1110 ost->sync_opts++;
ec5517d5 1111 ost->frame_number++;
85f07f22
FB		 1112 }
1113}
1114
140cb663 1115static double psnr(double d){
b29f97d1 1116 return -10.0*log(d)/log(10.0);
140cb663
MN		 1117}
1118
115329f1 1119static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1120 int frame_size)
ce7c56c2 1121{
ce7c56c2
J		 1122 AVCodecContext *enc;
1123 int frame_number;
ce7c56c2 1124 double ti1, bitrate, avg_bitrate;
115329f1 1125
b60d1379 1126 /* this is executed just the first time do_video_stats is called */
032aa7df
SS		 1127 if (!vstats_file) {
1128 vstats_file = fopen(vstats_filename, "w");
1129 if (!vstats_file) {
4bd0c2b1 1130 perror("fopen");
296df4e7 1131 av_exit(1);
4bd0c2b1
BF		 1132 }
1133 }
1134
01f4895c 1135 enc = ost->st->codec;
ce7c56c2 1136 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 1137 frame_number = ost->frame_number;
032aa7df 1138 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1139 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1140 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1141
032aa7df 1142 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1143 /* compute pts value */
c0df9d75 1144 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J		 1145 if (ti1 < 0.01)
1146 ti1 = 0.01;
115329f1 1147
c0df9d75 1148 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1149 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1150 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1151 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1152 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1153 }
ec5517d5
FB		 1154}
1155
b29f97d1 1156static void print_report(AVFormatContext **output_files,
bb270c08
DB		 1157 AVOutputStream **ost_table, int nb_ostreams,
1158 int is_last_report)
ec5517d5
FB		 1159{
1160 char buf[1024];
1161 AVOutputStream *ost;
b5ee9c23 1162 AVFormatContext *oc;
0c1a9eda 1163 int64_t total_size;
ec5517d5
FB		 1164 AVCodecContext *enc;
1165 int frame_number, vid, i;
1166 double bitrate, ti1, pts;
0c1a9eda 1167 static int64_t last_time = -1;
0888fd22 1168 static int qp_histogram[52];
115329f1 1169
ec5517d5 1170 if (!is_last_report) {
0c1a9eda 1171 int64_t cur_time;
ec5517d5
FB		 1172 /* display the report every 0.5 seconds */
1173 cur_time = av_gettime();
1174 if (last_time == -1) {
1175 last_time = cur_time;
1176 return;
115329f1 1177 }
ec5517d5
FB		 1178 if ((cur_time - last_time) < 500000)
1179 return;
1180 last_time = cur_time;
1181 }
1182
ce7c56c2 1183
ec5517d5
FB		 1184 oc = output_files[0];
1185
899681cd 1186 total_size = url_fsize(oc->pb);
859d95ba 1187 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1188 total_size= url_ftell(oc->pb);
115329f1 1189
ec5517d5
FB		 1190 buf[0] = '\0';
1191 ti1 = 1e10;
1192 vid = 0;
1193 for(i=0;i<nb_ostreams;i++) {
1194 ost = ost_table[i];
01f4895c 1195 enc = ost->st->codec;
10d104e4 1196 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 1197 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1198 !ost->st->stream_copy ?
99fb79b5 1199 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1200 }
ec5517d5 1201 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW		 1202 float t = (av_gettime()-timer_start) / 1000000.0;
1203
ec5517d5 1204 frame_number = ost->frame_number;
7fc98937
LW		 1205 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1206 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1207 !ost->st->stream_copy ?
99fb79b5 1208 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1209 if(is_last_report)
0ecca7a4 1210 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1211 if(qp_hist){
0888fd22
MN		 1212 int j;
1213 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1214 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN		 1215 qp_histogram[qp]++;
1216 for(j=0; j<32; j++)
1217 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1218 }
890972be
MN		 1219 if (enc->flags&CODEC_FLAG_PSNR){
1220 int j;
1221 double error, error_sum=0;
1222 double scale, scale_sum=0;
1223 char type[3]= {'Y','U','V'};
0ecca7a4 1224 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN		 1225 for(j=0; j<3; j++){
1226 if(is_last_report){
1227 error= enc->error[j];
1228 scale= enc->width*enc->height*255.0*255.0*frame_number;
1229 }else{
1230 error= enc->coded_frame->error[j];
1231 scale= enc->width*enc->height*255.0*255.0;
1232 }
1233 if(j) scale/=4;
1234 error_sum += error;
1235 scale_sum += scale;
0ecca7a4 1236 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1237 }
0ecca7a4 1238 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1239 }
ec5517d5
FB		 1240 vid = 1;
1241 }
1242 /* compute min output value */
43924f01 1243 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1244 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 1245 ti1 = pts;
1246 }
1247 if (ti1 < 0.01)
1248 ti1 = 0.01;
115329f1 1249
f068206e
BE		 1250 if (verbose || is_last_report) {
1251 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB		 1252
1253 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1254 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1255 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1256
0f649d66 1257 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB		 1258 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1259 nb_frames_dup, nb_frames_drop);
115329f1 1260
d8019eb5
AD		 1261 if (verbose >= 0)
1262 fprintf(stderr, "%s \r", buf);
1263
ec5517d5
FB		 1264 fflush(stderr);
1265 }
115329f1 1266
1008ceb3
MN		 1267 if (is_last_report && verbose >= 0){
1268 int64_t raw= audio_size + video_size + extra_size;
f068206e 1269 fprintf(stderr, "\n");
1008ceb3
MN		 1270 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1271 video_size/1024.0,
1272 audio_size/1024.0,
1273 extra_size/1024.0,
1274 100.0*(total_size - raw)/raw
1275 );
1276 }
ce7c56c2
J		 1277}
1278
a700a6ae
FB		 1279/* pkt = NULL means EOF (needed to flush decoder buffers) */
1280static int output_packet(AVInputStream *ist, int ist_index,
1281 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1282 const AVPacket *pkt)
a700a6ae
FB		 1283{
1284 AVFormatContext *os;
1285 AVOutputStream *ost;
ede0e475 1286 int ret, i;
8157483d 1287 int got_picture;
a700a6ae 1288 AVFrame picture;
a700a6ae 1289 void *buffer_to_free;
f038fe8b 1290 static unsigned int samples_size= 0;
cf7fc795
FB		 1291 AVSubtitle subtitle, *subtitle_to_free;
1292 int got_subtitle;
ede0e475 1293 AVPacket avpkt;
9d66ef18 1294 int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
ede0e475 1295
ed923859
MN		 1296 if(ist->next_pts == AV_NOPTS_VALUE)
1297 ist->next_pts= ist->pts;
1298
a700a6ae
FB		 1299 if (pkt == NULL) {
1300 /* EOF handling */
031e14ea 1301 av_init_packet(&avpkt);
ede0e475
TB		 1302 avpkt.data = NULL;
1303 avpkt.size = 0;
a700a6ae 1304 goto handle_eof;
031e14ea
TB		 1305 } else {
1306 avpkt = *pkt;
a700a6ae
FB		 1307 }
1308
b1b818fc
MN		 1309 if(pkt->dts != AV_NOPTS_VALUE)
1310 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1311
bd6754aa 1312 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1313 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
036c1382
MN		 1314 uint8_t *data_buf, *decoded_data_buf;
1315 int data_size, decoded_data_size;
a700a6ae 1316 handle_eof:
b1b818fc 1317 ist->pts= ist->next_pts;
19d5da50 1318
d859bb1d 1319 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1320 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1321 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN		 1322 ist->showed_multi_packet_warning=1;
1323 }
40cb57a2 1324
a700a6ae 1325 /* decode the packet if needed */
036c1382
MN		 1326 decoded_data_buf = NULL; /* fail safe */
1327 decoded_data_size= 0;
1328 data_buf = avpkt.data;
1329 data_size = avpkt.size;
cf7fc795 1330 subtitle_to_free = NULL;
a700a6ae 1331 if (ist->decoding_needed) {
01f4895c 1332 switch(ist->st->codec->codec_type) {
df84ac2e 1333 case CODEC_TYPE_AUDIO:{
81b060fa
LM		 1334 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1335 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1336 av_free(samples);
1337 samples= av_malloc(samples_size);
1338 }
036c1382 1339 decoded_data_size= samples_size;
a700a6ae
FB		 1340 /* XXX: could avoid copy if PCM 16 bits with same
1341 endianness as CPU */
036c1382 1342 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1343 &avpkt);
a700a6ae
FB		 1344 if (ret < 0)
1345 goto fail_decode;
ede0e475
TB		 1346 avpkt.data += ret;
1347 avpkt.size -= ret;
036c1382 1348 data_size = ret;
a700a6ae 1349 /* Some bug in mpeg audio decoder gives */
036c1382
MN		 1350 /* decoded_data_size < 0, it seems they are overflows */
1351 if (decoded_data_size <= 0) {
a700a6ae
FB		 1352 /* no audio frame */
1353 continue;
1354 }
036c1382
MN		 1355 decoded_data_buf = (uint8_t *)samples;
1356 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1357 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1358 break;}
a700a6ae 1359 case CODEC_TYPE_VIDEO:
036c1382 1360 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1361 /* XXX: allocate picture correctly */
9740beff
MN		 1362 avcodec_get_frame_defaults(&picture);
1363
ede0e475
TB		 1364 ret = avcodec_decode_video2(ist->st->codec,
1365 &picture, &got_picture, &avpkt);
a700a6ae 1366 ist->st->quality= picture.quality;
115329f1 1367 if (ret < 0)
a700a6ae
FB		 1368 goto fail_decode;
1369 if (!got_picture) {
1370 /* no picture yet */
1371 goto discard_packet;
1372 }
01f4895c 1373 if (ist->st->codec->time_base.num != 0) {
3797c74b 1374 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1375 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1376 ist->st->codec->time_base.num * ticks) /
01f4895c 1377 ist->st->codec->time_base.den;
a700a6ae 1378 }
ede0e475 1379 avpkt.size = 0;
a700a6ae 1380 break;
cf7fc795 1381 case CODEC_TYPE_SUBTITLE:
ede0e475
TB		 1382 ret = avcodec_decode_subtitle2(ist->st->codec,
1383 &subtitle, &got_subtitle, &avpkt);
cf7fc795 1384 if (ret < 0)
a700a6ae 1385 goto fail_decode;
cf7fc795
FB		 1386 if (!got_subtitle) {
1387 goto discard_packet;
a700a6ae 1388 }
cf7fc795 1389 subtitle_to_free = &subtitle;
ede0e475 1390 avpkt.size = 0;
cf7fc795
FB		 1391 break;
1392 default:
1393 goto fail_decode;
1394 }
1395 } else {
bde0705c
LW		 1396 switch(ist->st->codec->codec_type) {
1397 case CODEC_TYPE_AUDIO:
1398 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1399 ist->st->codec->sample_rate;
bde0705c
LW		 1400 break;
1401 case CODEC_TYPE_VIDEO:
1402 if (ist->st->codec->time_base.num != 0) {
3797c74b 1403 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1404 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1405 ist->st->codec->time_base.num * ticks) /
bde0705c 1406 ist->st->codec->time_base.den;
2fef0bdf 1407 }
bde0705c 1408 break;
a700a6ae 1409 }
ede0e475
TB		 1410 ret = avpkt.size;
1411 avpkt.size = 0;
bde0705c 1412 }
a700a6ae 1413
bde0705c
LW		 1414 buffer_to_free = NULL;
1415 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1416 pre_process_video_frame(ist, (AVPicture *)&picture,
1417 &buffer_to_free);
1418 }
a700a6ae 1419
bde0705c
LW		 1420 // preprocess audio (volume)
1421 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1422 if (audio_volume != 256) {
1423 short *volp;
1424 volp = samples;
036c1382 1425 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW		 1426 int v = ((*volp) * audio_volume + 128) >> 8;
1427 if (v < -32768) v = -32768;
1428 if (v > 32767) v = 32767;
1429 *volp++ = v;
7e987c33
C		 1430 }
1431 }
bde0705c 1432 }
7e987c33 1433
bde0705c 1434 /* frame rate emulation */
3a25ca18 1435 if (rate_emu) {
cb103a19 1436 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW		 1437 int64_t now = av_gettime() - ist->start;
1438 if (pts > now)
1439 usleep(pts - now);
bde0705c 1440 }
a700a6ae 1441
bde0705c
LW		 1442 /* if output time reached then transcode raw format,
1443 encode packets and output them */
1444 if (start_time == 0 || ist->pts >= start_time)
1445 for(i=0;i<nb_ostreams;i++) {
1446 int frame_size;
a700a6ae 1447
bde0705c
LW		 1448 ost = ost_table[i];
1449 if (ost->source_index == ist_index) {
1450 os = output_files[ost->file_index];
a700a6ae 1451
bde0705c
LW		 1452 /* set the input output pts pairs */
1453 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1454
1455 if (ost->encoding_needed) {
036c1382 1456 assert(ist->decoding_needed);
bde0705c
LW		 1457 switch(ost->st->codec->codec_type) {
1458 case CODEC_TYPE_AUDIO:
036c1382 1459 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c
LW		 1460 break;
1461 case CODEC_TYPE_VIDEO:
1462 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1463 if (vstats_filename && frame_size)
bde0705c
LW		 1464 do_video_stats(os, ost, frame_size);
1465 break;
1466 case CODEC_TYPE_SUBTITLE:
1467 do_subtitle_out(os, ost, ist, &subtitle,
1468 pkt->pts);
1469 break;
1470 default:
0f4e8165 1471 abort();
bde0705c
LW		 1472 }
1473 } else {
1474 AVFrame avframe; //FIXME/XXX remove this
1475 AVPacket opkt;
cdf38a17
MN		 1476 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1477
bde0705c
LW		 1478 av_init_packet(&opkt);
1479
50e3477f 1480 if ((!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN		 1481 continue;
1482
bde0705c
LW		 1483 /* no reencoding needed : output the packet directly */
1484 /* force the input stream PTS */
1485
1486 avcodec_get_frame_defaults(&avframe);
1487 ost->st->codec->coded_frame= &avframe;
1488 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1489
1490 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1491 audio_size += data_size;
1492 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1493 video_size += data_size;
1494 ost->sync_opts++;
1495 }
1496
1497 opkt.stream_index= ost->index;
1498 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1499 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW		 1500 else
1501 opkt.pts= AV_NOPTS_VALUE;
1502
d2ce2f5e 1503 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1504 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC		 1505 else
1506 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1507 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1508
a03d59b7 1509 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW		 1510 opkt.flags= pkt->flags;
1511
1512 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN		 1513 if( ost->st->codec->codec_id != CODEC_ID_H264
1514 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1515 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1516 ) {
9f907d85
MN		 1517 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1518 opkt.destruct= av_destruct_packet;
d310d56a
BC		 1519 } else {
1520 opkt.data = data_buf;
1521 opkt.size = data_size;
1522 }
bde0705c 1523
8b389f15 1524 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW		 1525 ost->st->codec->frame_number++;
1526 ost->frame_number++;
1527 av_free_packet(&opkt);
a700a6ae
FB		 1528 }
1529 }
bde0705c
LW		 1530 }
1531 av_free(buffer_to_free);
1532 /* XXX: allocate the subtitles in the codec ? */
1533 if (subtitle_to_free) {
1534 if (subtitle_to_free->rects != NULL) {
1535 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN		 1536 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1537 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1538 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1539 }
bde0705c 1540 av_freep(&subtitle_to_free->rects);
cf7fc795 1541 }
bde0705c
LW		 1542 subtitle_to_free->num_rects = 0;
1543 subtitle_to_free = NULL;
a700a6ae 1544 }
bde0705c 1545 }
a700a6ae 1546 discard_packet:
6f824977
MN		 1547 if (pkt == NULL) {
1548 /* EOF handling */
115329f1 1549
6f824977
MN		 1550 for(i=0;i<nb_ostreams;i++) {
1551 ost = ost_table[i];
1552 if (ost->source_index == ist_index) {
01f4895c 1553 AVCodecContext *enc= ost->st->codec;
6f824977 1554 os = output_files[ost->file_index];
115329f1 1555
01f4895c 1556 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1557 continue;
01f4895c 1558 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN		 1559 continue;
1560
1561 if (ost->encoding_needed) {
1562 for(;;) {
1563 AVPacket pkt;
cef7cc72 1564 int fifo_bytes;
6f824977
MN		 1565 av_init_packet(&pkt);
1566 pkt.stream_index= ost->index;
115329f1 1567
01f4895c 1568 switch(ost->st->codec->codec_type) {
115329f1 1569 case CODEC_TYPE_AUDIO:
41dd680d 1570 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR		 1571 ret = 0;
1572 /* encode any samples remaining in fifo */
b10d7e4e 1573 if (fifo_bytes > 0) {
22c4c3e0 1574 int osize = av_get_bits_per_sample_format(enc->sample_fmt) >> 3;
cef7cc72 1575 int fs_tmp = enc->frame_size;
b10d7e4e 1576
3898eed8 1577 av_fifo_generic_read(ost->fifo, samples, fifo_bytes, NULL);
b10d7e4e
BC		 1578 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1579 enc->frame_size = fifo_bytes / (osize * enc->channels);
1580 } else { /* pad */
1581 int frame_bytes = enc->frame_size*osize*enc->channels;
1582 if (samples_size < frame_bytes)
1583 av_exit(1);
1584 memset((uint8_t*)samples+fifo_bytes, 0, frame_bytes - fifo_bytes);
1585 }
1586
c573eb85 1587 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
7c8689ef
BC		 1588 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1589 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1590 enc->frame_size = fs_tmp;
9e0db7d5
MN		 1591 }
1592 if(ret <= 0) {
cef7cc72
JR		 1593 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1594 }
528271ff
MN		 1595 if (ret < 0) {
1596 fprintf(stderr, "Audio encoding failed\n");
1597 av_exit(1);
1598 }
6f824977
MN		 1599 audio_size += ret;
1600 pkt.flags |= PKT_FLAG_KEY;
1601 break;
1602 case CODEC_TYPE_VIDEO:
8a6cb114 1603 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN		 1604 if (ret < 0) {
1605 fprintf(stderr, "Video encoding failed\n");
1606 av_exit(1);
1607 }
6f824977
MN		 1608 video_size += ret;
1609 if(enc->coded_frame && enc->coded_frame->key_frame)
1610 pkt.flags |= PKT_FLAG_KEY;
1611 if (ost->logfile && enc->stats_out) {
1612 fprintf(ost->logfile, "%s", enc->stats_out);
1613 }
1614 break;
1615 default:
1616 ret=-1;
1617 }
115329f1 1618
6f824977
MN		 1619 if(ret<=0)
1620 break;
27537106 1621 pkt.data= bit_buffer;
6f824977 1622 pkt.size= ret;
e7902f20 1623 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1624 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1625 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN		 1626 }
1627 }
1628 }
1629 }
1630 }
115329f1 1631
a700a6ae
FB		 1632 return 0;
1633 fail_decode:
1634 return -1;
1635}
1636
6d1ba1ac
LA		 1637static void print_sdp(AVFormatContext **avc, int n)
1638{
1639 char sdp[2048];
1640
1641 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1642 printf("SDP:\n%s\n", sdp);
536cd1db 1643 fflush(stdout);
6d1ba1ac 1644}
a700a6ae 1645
85f07f22
FB		 1646/*
1647 * The following code is the main loop of the file converter
1648 */
1649static int av_encode(AVFormatContext **output_files,
1650 int nb_output_files,
1651 AVFormatContext **input_files,
1652 int nb_input_files,
1653 AVStreamMap *stream_maps, int nb_stream_maps)
1654{
002c95d7 1655 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB		 1656 AVFormatContext *is, *os;
1657 AVCodecContext *codec, *icodec;
1658 AVOutputStream *ost, **ost_table = NULL;
1659 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1660 AVInputFile *file_table;
002c95d7 1661 char error[1024];
cb09b2ed 1662 int key;
6d1ba1ac 1663 int want_sdp = 1;
545465ec
MN		 1664 uint8_t no_packet[MAX_FILES]={0};
1665 int no_packet_count=0;
bdc4796f 1666
90901860 1667 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB		 1668 if (!file_table)
1669 goto fail;
115329f1 1670
85f07f22
FB		 1671 /* input stream init */
1672 j = 0;
1673 for(i=0;i<nb_input_files;i++) {
1674 is = input_files[i];
1675 file_table[i].ist_index = j;
79fdaa4c 1676 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB		 1677 j += is->nb_streams;
1678 }
1679 nb_istreams = j;
1680
1681 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1682 if (!ist_table)
bdc4796f 1683 goto fail;
115329f1 1684
85f07f22
FB		 1685 for(i=0;i<nb_istreams;i++) {
1686 ist = av_mallocz(sizeof(AVInputStream));
1687 if (!ist)
1688 goto fail;
1689 ist_table[i] = ist;
1690 }
1691 j = 0;
1692 for(i=0;i<nb_input_files;i++) {
1693 is = input_files[i];
1694 for(k=0;k<is->nb_streams;k++) {
1695 ist = ist_table[j++];
1696 ist->st = is->streams[k];
1697 ist->file_index = i;
1698 ist->index = k;
1699 ist->discard = 1; /* the stream is discarded by default
1700 (changed later) */
bdfcbbed 1701
3a25ca18 1702 if (rate_emu) {
bdfcbbed 1703 ist->start = av_gettime();
bdfcbbed 1704 }
85f07f22
FB		 1705 }
1706 }
1707
1708 /* output stream init */
1709 nb_ostreams = 0;
1710 for(i=0;i<nb_output_files;i++) {
1711 os = output_files[i];
8a7bde1c 1712 if (!os->nb_streams) {
fc5d0db5
SS		 1713 dump_format(output_files[i], i, output_files[i]->filename, 1);
1714 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
296df4e7 1715 av_exit(1);
8a7bde1c 1716 }
85f07f22
FB		 1717 nb_ostreams += os->nb_streams;
1718 }
1719 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1720 fprintf(stderr, "Number of stream maps must match number of output streams\n");
296df4e7 1721 av_exit(1);
85f07f22
FB		 1722 }
1723
bd073980
BF		 1724 /* Sanity check the mapping args -- do the input files & streams exist? */
1725 for(i=0;i<nb_stream_maps;i++) {
1726 int fi = stream_maps[i].file_index;
1727 int si = stream_maps[i].stream_index;
115329f1 1728
bd073980
BF		 1729 if (fi < 0 || fi > nb_input_files - 1 ||
1730 si < 0 || si > file_table[fi].nb_streams - 1) {
1731 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
296df4e7 1732 av_exit(1);
bd073980 1733 }
b4a3389e
WG		 1734 fi = stream_maps[i].sync_file_index;
1735 si = stream_maps[i].sync_stream_index;
1736 if (fi < 0 || fi > nb_input_files - 1 ||
1737 si < 0 || si > file_table[fi].nb_streams - 1) {
1738 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
296df4e7 1739 av_exit(1);
b4a3389e 1740 }
bd073980 1741 }
115329f1 1742
85f07f22
FB		 1743 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1744 if (!ost_table)
1745 goto fail;
1746 for(i=0;i<nb_ostreams;i++) {
1747 ost = av_mallocz(sizeof(AVOutputStream));
1748 if (!ost)
1749 goto fail;
1750 ost_table[i] = ost;
1751 }
115329f1 1752
85f07f22
FB		 1753 n = 0;
1754 for(k=0;k<nb_output_files;k++) {
1755 os = output_files[k];
de427ff4 1756 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 1757 int found;
de427ff4 1758 ost = ost_table[n];
85f07f22
FB		 1759 ost->file_index = k;
1760 ost->index = i;
1761 ost->st = os->streams[i];
1762 if (nb_stream_maps > 0) {
de427ff4
SS		 1763 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
1764 stream_maps[n].stream_index;
115329f1 1765
bd073980 1766 /* Sanity check that the stream types match */
01f4895c 1767 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS		 1768 int i= ost->file_index;
1769 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 1770 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 1771 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 1772 ost->file_index, ost->index);
296df4e7 1773 av_exit(1);
bd073980 1774 }
115329f1 1775
85f07f22 1776 } else {
247e3954 1777 int best_nb_frames=-1;
a15bc651
NS		 1778 /* get corresponding input stream index : we select the first one with the right type */
1779 found = 0;
85f07f22 1780 for(j=0;j<nb_istreams;j++) {
6d3d3b83 1781 int skip=0;
85f07f22 1782 ist = ist_table[j];
6d3d3b83
MN		 1783 if(opt_programid){
1784 int pi,si;
1785 AVFormatContext *f= input_files[ ist->file_index ];
1786 skip=1;
1787 for(pi=0; pi<f->nb_programs; pi++){
1788 AVProgram *p= f->programs[pi];
1789 if(p->id == opt_programid)
1790 for(si=0; si<p->nb_stream_indexes; si++){
1791 if(f->streams[ p->stream_index[si] ] == ist->st)
1792 skip=0;
1793 }
1794 }
1795 }
1796 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
a15bc651 1797 ist->st->codec->codec_type == ost->st->codec->codec_type) {
247e3954
MN		 1798 if(best_nb_frames < ist->st->codec_info_nb_frames){
1799 best_nb_frames= ist->st->codec_info_nb_frames;
1800 ost->source_index = j;
1801 found = 1;
1802 }
85f07f22
FB		 1803 }
1804 }
a15bc651
NS		 1805
1806 if (!found) {
1807 if(! opt_programid) {
1808 /* try again and reuse existing stream */
1809 for(j=0;j<nb_istreams;j++) {
1810 ist = ist_table[j];
6d3d3b83
MN		 1811 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
1812 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS		 1813 ost->source_index = j;
1814 found = 1;
1815 }
1816 }
50e143c4 1817 }
85f07f22 1818 if (!found) {
462cca10
SS		 1819 int i= ost->file_index;
1820 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB		 1821 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1822 ost->file_index, ost->index);
296df4e7 1823 av_exit(1);
85f07f22
FB		 1824 }
1825 }
1826 }
1827 ist = ist_table[ost->source_index];
1828 ist->discard = 0;
b4a3389e 1829 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS		 1830 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
1831 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB		 1832 }
1833 }
1834
85f07f22
FB		 1835 /* for each output stream, we compute the right encoding parameters */
1836 for(i=0;i<nb_ostreams;i++) {
c71591a5 1837 AVMetadataTag *t = NULL, *lang = NULL;
85f07f22 1838 ost = ost_table[i];
365515ac 1839 os = output_files[ost->file_index];
85f07f22
FB		 1840 ist = ist_table[ost->source_index];
1841
01f4895c
MN		 1842 codec = ost->st->codec;
1843 icodec = ist->st->codec;
85f07f22 1844
c71591a5
AK		 1845 if (av_metadata_get(ist->st->metadata, "language", NULL, 0))
1846 lang = av_metadata_get(ost->st->metadata, "language", NULL, 0);
1847 while ((t = av_metadata_get(ist->st->metadata, "", t, AV_METADATA_IGNORE_SUFFIX))) {
1848 if (lang && !strcmp(t->key, "language"))
1849 continue;
660822f0 1850 av_metadata_set2(&ost->st->metadata, t->key, t->value, 0);
c71591a5 1851 }
8e0d882b 1852
90c2295b 1853 ost->st->disposition = ist->st->disposition;
a39b76ea 1854 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 1855 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 1856
1629626f
FB		 1857 if (ost->st->stream_copy) {
1858 /* if stream_copy is selected, no need to decode or encode */
1859 codec->codec_id = icodec->codec_id;
1860 codec->codec_type = icodec->codec_type;
365515ac
MN		 1861
1862 if(!codec->codec_tag){
1863 if( !os->oformat->codec_tag
37ce3d6b 1864 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN		 1865 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1866 codec->codec_tag = icodec->codec_tag;
1867 }
1868
1629626f 1869 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN		 1870 codec->extradata= icodec->extradata;
1871 codec->extradata_size= icodec->extradata_size;
3797c74b 1872 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 1873 codec->time_base = icodec->time_base;
3797c74b
MN		 1874 codec->time_base.num *= icodec->ticks_per_frame;
1875 }else
d29de719 1876 codec->time_base = ist->st->time_base;
1629626f
FB		 1877 switch(codec->codec_type) {
1878 case CODEC_TYPE_AUDIO:
d08e3e91
RP		 1879 if(audio_volume != 256) {
1880 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
1881 av_exit(1);
1882 }
13367a46 1883 codec->channel_layout = icodec->channel_layout;
1629626f
FB		 1884 codec->sample_rate = icodec->sample_rate;
1885 codec->channels = icodec->channels;
0a3b0447 1886 codec->frame_size = icodec->frame_size;
c1344911 1887 codec->block_align= icodec->block_align;
4efd6f58
MN		 1888 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1889 codec->block_align= 0;
bcbd328e
MN		 1890 if(codec->codec_id == CODEC_ID_AC3)
1891 codec->block_align= 0;
1629626f
FB		 1892 break;
1893 case CODEC_TYPE_VIDEO:
9df3437f 1894 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB		 1895 codec->width = icodec->width;
1896 codec->height = icodec->height;
ff8cc24b 1897 codec->has_b_frames = icodec->has_b_frames;
1629626f 1898 break;
cf7fc795 1899 case CODEC_TYPE_SUBTITLE:
d43b26ea
DC		 1900 codec->width = icodec->width;
1901 codec->height = icodec->height;
cf7fc795 1902 break;
1629626f 1903 default:
0f4e8165 1904 abort();
1629626f
FB		 1905 }
1906 } else {
1907 switch(codec->codec_type) {
1908 case CODEC_TYPE_AUDIO:
41dd680d
MN		 1909 ost->fifo= av_fifo_alloc(1024);
1910 if(!ost->fifo)
85f07f22 1911 goto fail;
a79db0f7 1912 ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE);
2886f311
AÖ		 1913 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1914 icodec->request_channels = codec->channels;
85f07f22
FB		 1915 ist->decoding_needed = 1;
1916 ost->encoding_needed = 1;
1629626f
FB		 1917 break;
1918 case CODEC_TYPE_VIDEO:
761c8c92
BC		 1919 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
1920 fprintf(stderr, "Video pixel format is unknown, stream cannot be decoded\n");
1921 av_exit(1);
1922 }
c3f11d19
LA		 1923 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1924 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1925 ost->video_resample = ((codec->width != icodec->width -
1926 (frame_leftBand + frame_rightBand) +
1927 (frame_padleft + frame_padright)) ||
1928 (codec->height != icodec->height -
1929 (frame_topBand + frame_bottomBand) +
18a54b04
LA		 1930 (frame_padtop + frame_padbottom)) ||
1931 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1932 if (ost->video_crop) {
352666c1
EB		 1933 ost->topBand = ost->original_topBand = frame_topBand;
1934 ost->bottomBand = ost->original_bottomBand = frame_bottomBand;
1935 ost->leftBand = ost->original_leftBand = frame_leftBand;
1936 ost->rightBand = ost->original_rightBand = frame_rightBand;
c3f11d19
LA		 1937 }
1938 if (ost->video_pad) {
1ff93ffc
TK		 1939 ost->padtop = frame_padtop;
1940 ost->padleft = frame_padleft;
1941 ost->padbottom = frame_padbottom;
1942 ost->padright = frame_padright;
c3f11d19
LA		 1943 if (!ost->video_resample) {
1944 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 1945 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1946 codec->width, codec->height))
c3f11d19
LA		 1947 goto fail;
1948 }
1949 }
1950 if (ost->video_resample) {
2de28abb 1951 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 1952 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1953 codec->width, codec->height)) {
eddc482d 1954 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
296df4e7 1955 av_exit(1);
eddc482d 1956 }
9de8e6ac 1957 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA		 1958 ost->img_resample_ctx = sws_getContext(
1959 icodec->width - (frame_leftBand + frame_rightBand),
1960 icodec->height - (frame_topBand + frame_bottomBand),
1961 icodec->pix_fmt,
07d0cdfc
LA		 1962 codec->width - (frame_padleft + frame_padright),
1963 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA		 1964 codec->pix_fmt,
1965 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA		 1966 if (ost->img_resample_ctx == NULL) {
1967 fprintf(stderr, "Cannot get resampling context\n");
296df4e7 1968 av_exit(1);
0b50ac8a 1969 }
352666c1
EB		 1970
1971 ost->original_height = icodec->height;
1972 ost->original_width = icodec->width;
1973
a39b76ea 1974 codec->bits_per_raw_sample= 0;
85f07f22 1975 }
b83ccbff
MN		 1976 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
1977 ost->resample_width = icodec->width - (frame_leftBand + frame_rightBand);
1978 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB		 1979 ost->encoding_needed = 1;
1980 ist->decoding_needed = 1;
1629626f 1981 break;
cf7fc795
FB		 1982 case CODEC_TYPE_SUBTITLE:
1983 ost->encoding_needed = 1;
1984 ist->decoding_needed = 1;
1985 break;
1629626f 1986 default:
0f4e8165 1987 abort();
cf7fc795 1988 break;
85f07f22 1989 }
1629626f 1990 /* two pass mode */
115329f1 1991 if (ost->encoding_needed &&
1629626f
FB		 1992 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1993 char logfilename[1024];
1994 FILE *f;
1995 int size;
1996 char *logbuffer;
115329f1
DB		 1997
1998 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS		 1999 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2000 i);
1629626f
FB		 2001 if (codec->flags & CODEC_FLAG_PASS1) {
2002 f = fopen(logfilename, "w");
2003 if (!f) {
42d1d06e 2004 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
296df4e7 2005 av_exit(1);
1629626f
FB		 2006 }
2007 ost->logfile = f;
2008 } else {
2009 /* read the log file */
2010 f = fopen(logfilename, "r");
2011 if (!f) {
42d1d06e 2012 fprintf(stderr, "Cannot read log file '%s' for pass-2 encoding: %s\n", logfilename, strerror(errno));
296df4e7 2013 av_exit(1);
1629626f
FB		 2014 }
2015 fseek(f, 0, SEEK_END);
2016 size = ftell(f);
2017 fseek(f, 0, SEEK_SET);
2018 logbuffer = av_malloc(size + 1);
2019 if (!logbuffer) {
2020 fprintf(stderr, "Could not allocate log buffer\n");
296df4e7 2021 av_exit(1);
1629626f 2022 }
4776fa92 2023 size = fread(logbuffer, 1, size, f);
1629626f
FB		 2024 fclose(f);
2025 logbuffer[size] = '\0';
2026 codec->stats_in = logbuffer;
5abdb4b1 2027 }
5abdb4b1
FB		 2028 }
2029 }
8a6cb114
MN		 2030 if(codec->codec_type == CODEC_TYPE_VIDEO){
2031 int size= codec->width * codec->height;
c027e91a 2032 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2033 }
85f07f22
FB		 2034 }
2035
8a6cb114
MN		 2036 if (!bit_buffer)
2037 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2038 if (!bit_buffer) {
50f3fabc
MR		 2039 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2040 bit_buffer_size);
002c95d7 2041 ret = AVERROR(ENOMEM);
8a6cb114 2042 goto fail;
1629626f
FB		 2043 }
2044
85f07f22
FB		 2045 /* open each encoder */
2046 for(i=0;i<nb_ostreams;i++) {
2047 ost = ost_table[i];
2048 if (ost->encoding_needed) {
6488cf9b
AJ		 2049 AVCodec *codec = output_codecs[i];
2050 if (!codec)
fd2b356a 2051 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2052 if (!codec) {
f356fc57
BC		 2053 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2054 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC		 2055 ret = AVERROR(EINVAL);
2056 goto dump_format;
85f07f22 2057 }
01f4895c 2058 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2059 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 2060 ost->file_index, ost->index);
002c95d7
BC		 2061 ret = AVERROR(EINVAL);
2062 goto dump_format;
85f07f22 2063 }
01f4895c 2064 extra_size += ost->st->codec->extradata_size;
85f07f22
FB		 2065 }
2066 }
2067
2068 /* open each decoder */
2069 for(i=0;i<nb_istreams;i++) {
2070 ist = ist_table[i];
2071 if (ist->decoding_needed) {
6488cf9b
AJ		 2072 AVCodec *codec = input_codecs[i];
2073 if (!codec)
fd2b356a 2074 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2075 if (!codec) {
f356fc57 2076 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2077 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC		 2078 ret = AVERROR(EINVAL);
2079 goto dump_format;
85f07f22 2080 }
01f4895c 2081 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2082 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2083 ist->file_index, ist->index);
002c95d7
BC		 2084 ret = AVERROR(EINVAL);
2085 goto dump_format;
85f07f22 2086 }
01f4895c
MN		 2087 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
2088 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB		 2089 }
2090 }
2091
2092 /* init pts */
2093 for(i=0;i<nb_istreams;i++) {
b8c93c48 2094 AVStream *st;
85f07f22 2095 ist = ist_table[i];
b8c93c48
MN		 2096 st= ist->st;
2097 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2098 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 2099 ist->is_start = 1;
85f07f22 2100 }
c5e1e982 2101
0a38bafd
PB		 2102 /* set meta data information from input file if required */
2103 for (i=0;i<nb_meta_data_maps;i++) {
2104 AVFormatContext *out_file;
2105 AVFormatContext *in_file;
a5926d85 2106 AVMetadataTag *mtag;
0a38bafd
PB		 2107
2108 int out_file_index = meta_data_maps[i].out_file;
2109 int in_file_index = meta_data_maps[i].in_file;
9d58e0a9 2110 if (out_file_index < 0 || out_file_index >= nb_output_files) {
002c95d7
BC		 2111 snprintf(error, sizeof(error), "Invalid output file index %d map_meta_data(%d,%d)",
2112 out_file_index, out_file_index, in_file_index);
8fa36ae0 2113 ret = AVERROR(EINVAL);
002c95d7 2114 goto dump_format;
0a38bafd 2115 }
9d58e0a9 2116 if (in_file_index < 0 || in_file_index >= nb_input_files) {
002c95d7
BC		 2117 snprintf(error, sizeof(error), "Invalid input file index %d map_meta_data(%d,%d)",
2118 in_file_index, out_file_index, in_file_index);
8fa36ae0 2119 ret = AVERROR(EINVAL);
002c95d7 2120 goto dump_format;
115329f1
DB		 2121 }
2122
0a38bafd
PB		 2123 out_file = output_files[out_file_index];
2124 in_file = input_files[in_file_index];
2125
a5926d85
AJ		 2126
2127 mtag=NULL;
2128 while((mtag=av_metadata_get(in_file->metadata, "", mtag, AV_METADATA_IGNORE_SUFFIX)))
2129 av_metadata_set(&out_file->metadata, mtag->key, mtag->value);
2130 av_metadata_conv(out_file, out_file->oformat->metadata_conv,
2131 in_file->iformat->metadata_conv);
0a38bafd 2132 }
115329f1 2133
85f07f22
FB		 2134 /* open files and write file headers */
2135 for(i=0;i<nb_output_files;i++) {
2136 os = output_files[i];
79fdaa4c 2137 if (av_write_header(os) < 0) {
002c95d7 2138 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2139 ret = AVERROR(EINVAL);
002c95d7 2140 goto dump_format;
a38469e1 2141 }
6d1ba1ac
LA		 2142 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2143 want_sdp = 0;
2144 }
2145 }
002c95d7
BC		 2146
2147 dump_format:
2148 /* dump the file output parameters - cannot be done before in case
2149 of stream copy */
2150 for(i=0;i<nb_output_files;i++) {
2151 dump_format(output_files[i], i, output_files[i]->filename, 1);
2152 }
2153
2154 /* dump the stream mapping */
2155 if (verbose >= 0) {
2156 fprintf(stderr, "Stream mapping:\n");
2157 for(i=0;i<nb_ostreams;i++) {
2158 ost = ost_table[i];
2159 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2160 ist_table[ost->source_index]->file_index,
2161 ist_table[ost->source_index]->index,
2162 ost->file_index,
2163 ost->index);
2164 if (ost->sync_ist != ist_table[ost->source_index])
2165 fprintf(stderr, " [sync #%d.%d]",
2166 ost->sync_ist->file_index,
2167 ost->sync_ist->index);
2168 fprintf(stderr, "\n");
2169 }
2170 }
2171
2172 if (ret) {
2173 fprintf(stderr, "%s\n", error);
2174 goto fail;
2175 }
2176
6d1ba1ac
LA		 2177 if (want_sdp) {
2178 print_sdp(output_files, nb_output_files);
85f07f22
FB		 2179 }
2180
9d58e0a9 2181 if (!using_stdin && verbose >= 0) {
d9a916e2 2182 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS		 2183 url_set_interrupt_cb(decode_interrupt_cb);
2184 }
a38469e1
FB		 2185 term_init();
2186
7fc98937 2187 timer_start = av_gettime();
51bd4565 2188
d9a916e2 2189 for(; received_sigterm == 0;) {
85f07f22
FB		 2190 int file_index, ist_index;
2191 AVPacket pkt;
a9aeda81
PB		 2192 double ipts_min;
2193 double opts_min;
23ffe323 2194
85f07f22 2195 redo:
a9aeda81
PB		 2196 ipts_min= 1e100;
2197 opts_min= 1e100;
a38469e1 2198 /* if 'q' pressed, exits */
d9a916e2 2199 if (!using_stdin) {
b51469a0
LS		 2200 if (q_pressed)
2201 break;
cb09b2ed
PG		 2202 /* read_key() returns 0 on EOF */
2203 key = read_key();
2204 if (key == 'q')
2205 break;
2206 }
a38469e1 2207
ec5517d5
FB		 2208 /* select the stream that we must read now by looking at the
2209 smallest output pts */
85f07f22 2210 file_index = -1;
ec5517d5 2211 for(i=0;i<nb_ostreams;i++) {
23ffe323 2212 double ipts, opts;
ec5517d5
FB		 2213 ost = ost_table[i];
2214 os = output_files[ost->file_index];
2215 ist = ist_table[ost->source_index];
55a7e946 2216 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2217 continue;
c0df9d75 2218 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN		 2219 ipts = (double)ist->pts;
2220 if (!file_table[ist->file_index].eof_reached){
2221 if(ipts < ipts_min) {
2222 ipts_min = ipts;
2223 if(input_sync ) file_index = ist->file_index;
2224 }
2225 if(opts < opts_min) {
2226 opts_min = opts;
2227 if(!input_sync) file_index = ist->file_index;
2228 }
85f07f22 2229 }
01f4895c 2230 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN		 2231 file_index= -1;
2232 break;
2233 }
85f07f22
FB		 2234 }
2235 /* if none, if is finished */
51bd4565 2236 if (file_index < 0) {
545465ec
MN		 2237 if(no_packet_count){
2238 no_packet_count=0;
2239 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2240 usleep(10000);
545465ec
MN		 2241 continue;
2242 }
85f07f22 2243 break;
ec5517d5
FB		 2244 }
2245
b6e16b86 2246 /* finish if limit size exhausted */
899681cd 2247 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C		 2248 break;
2249
254abc2e 2250 /* read a frame from it and output it in the fifo */
85f07f22 2251 is = input_files[file_index];
ad51c68c 2252 ret= av_read_frame(is, &pkt);
b9edbe99 2253 if(ret == AVERROR(EAGAIN)){
545465ec
MN		 2254 no_packet[file_index]=1;
2255 no_packet_count++;
ad51c68c 2256 continue;
545465ec 2257 }
ad51c68c 2258 if (ret < 0) {
85f07f22 2259 file_table[file_index].eof_reached = 1;
d24ce947
AB		 2260 if (opt_shortest)
2261 break;
2262 else
2263 continue;
85f07f22 2264 }
303e50e6 2265
545465ec
MN		 2266 no_packet_count=0;
2267 memset(no_packet, 0, sizeof(no_packet));
2268
254abc2e 2269 if (do_pkt_dump) {
750f0e1f 2270 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2271 }
79fdaa4c
FB		 2272 /* the following test is needed in case new streams appear
2273 dynamically in stream : we ignore them */
2274 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2275 goto discard_packet;
85f07f22
FB		 2276 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2277 ist = ist_table[ist_index];
bf5af568
FB		 2278 if (ist->discard)
2279 goto discard_packet;
85f07f22 2280
fec401f7
MN		 2281 if (pkt.dts != AV_NOPTS_VALUE)
2282 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2283 if (pkt.pts != AV_NOPTS_VALUE)
2284 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2285
8833f375
MN		 2286 if(input_files_ts_scale[file_index][pkt.stream_index]){
2287 if(pkt.pts != AV_NOPTS_VALUE)
2288 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2289 if(pkt.dts != AV_NOPTS_VALUE)
2290 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2291 }
2292
949b1a13 2293// 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		 2294 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2295 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN		 2296 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2297 int64_t delta= pkt_dts - ist->next_pts;
2298 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN		 2299 input_files_ts_offset[ist->file_index]-= delta;
2300 if (verbose > 2)
4733abcb 2301 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN		 2302 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2303 if(pkt.pts != AV_NOPTS_VALUE)
2304 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN		 2305 }
2306 }
2307
f8ccf720 2308 /* finish if recording time exhausted */
6abda15f
FC		 2309 if (recording_time != INT64_MAX &&
2310 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2311 ist->is_past_recording_time = 1;
f8ccf720 2312 goto discard_packet;
55a7e946 2313 }
f8ccf720 2314
8831db5c 2315 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2316 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD		 2317
2318 if (verbose >= 0)
2319 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2320 ist->file_index, ist->index);
f2abc559
BC		 2321 if (exit_on_error)
2322 av_exit(1);
a700a6ae
FB		 2323 av_free_packet(&pkt);
2324 goto redo;
fe08925f 2325 }
cf7fc795 2326
bf5af568 2327 discard_packet:
85f07f22 2328 av_free_packet(&pkt);
115329f1 2329
ec5517d5
FB		 2330 /* dump report by using the output first video and audio streams */
2331 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2332 }
a700a6ae
FB		 2333
2334 /* at the end of stream, we must flush the decoder buffers */
2335 for(i=0;i<nb_istreams;i++) {
2336 ist = ist_table[i];
2337 if (ist->decoding_needed) {
2338 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2339 }
2340 }
2341
a38469e1 2342 term_exit();
85f07f22 2343
c4e37247
MN		 2344 /* write the trailer if needed and close file */
2345 for(i=0;i<nb_output_files;i++) {
2346 os = output_files[i];
2347 av_write_trailer(os);
2348 }
2349
37f5cd5a
MN		 2350 /* dump report by using the first video and audio streams */
2351 print_report(output_files, ost_table, nb_ostreams, 1);
2352
85f07f22
FB		 2353 /* close each encoder */
2354 for(i=0;i<nb_ostreams;i++) {
2355 ost = ost_table[i];
2356 if (ost->encoding_needed) {
01f4895c
MN		 2357 av_freep(&ost->st->codec->stats_in);
2358 avcodec_close(ost->st->codec);
85f07f22
FB		 2359 }
2360 }
115329f1 2361
85f07f22
FB		 2362 /* close each decoder */
2363 for(i=0;i<nb_istreams;i++) {
2364 ist = ist_table[i];
2365 if (ist->decoding_needed) {
01f4895c 2366 avcodec_close(ist->st->codec);
85f07f22
FB		 2367 }
2368 }
85f07f22 2369
85f07f22 2370 /* finished ! */
00b7fbdc 2371 ret = 0;
115329f1 2372
002c95d7 2373 fail:
83b07470 2374 av_freep(&bit_buffer);
0f1578af 2375 av_free(file_table);
bdc4796f 2376
85f07f22
FB		 2377 if (ist_table) {
2378 for(i=0;i<nb_istreams;i++) {
2379 ist = ist_table[i];
0f1578af 2380 av_free(ist);
85f07f22 2381 }
0f1578af 2382 av_free(ist_table);
85f07f22
FB		 2383 }
2384 if (ost_table) {
2385 for(i=0;i<nb_ostreams;i++) {
2386 ost = ost_table[i];
2387 if (ost) {
5abdb4b1
FB		 2388 if (ost->logfile) {
2389 fclose(ost->logfile);
2390 ost->logfile = NULL;
2391 }
41dd680d 2392 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2393 initialized but set to zero */
0f1578af 2394 av_free(ost->pict_tmp.data[0]);
85f07f22 2395 if (ost->video_resample)
18a54b04 2396 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2397 if (ost->resample)
85f07f22 2398 audio_resample_close(ost->resample);
a79db0f7
PR		 2399 if (ost->reformat_ctx)
2400 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2401 av_free(ost);
85f07f22
FB		 2402 }
2403 }
0f1578af 2404 av_free(ost_table);
85f07f22
FB		 2405 }
2406 return ret;
85f07f22
FB		 2407}
2408
b29f97d1 2409static void opt_format(const char *arg)
85f07f22 2410{
817b23ff
FB		 2411 /* compatibility stuff for pgmyuv */
2412 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2413 pgmyuv_compatibility_hack=1;
9286699a 2414// opt_image_format(arg);
5b6d5596 2415 arg = "image2";
17ceb4f9 2416 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB		 2417 }
2418
a5abfd8f 2419 last_asked_format = arg;
85f07f22
FB		 2420}
2421
464a631c 2422static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN		 2423{
2424 video_rc_override_string = arg;
2425}
2426
c48da33c 2427static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2428{
c48da33c
SS		 2429 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2430 return 0;
f4f3223f
MN		 2431}
2432
c48da33c 2433static int opt_verbose(const char *opt, const char *arg)
f068206e 2434{
46eab093 2435 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2436 return 0;
f068206e
BE		 2437}
2438
2fc3866d 2439static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2440{
b33ece16 2441 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2fc3866d 2442 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
296df4e7 2443 av_exit(1);
445f1b83 2444 }
2fc3866d 2445 return 0;
85f07f22
FB		 2446}
2447
ebde2a2c 2448static int opt_bitrate(const char *opt, const char *arg)
1b1656c6
RP		 2449{
2450 int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2451
2452 opt_default(opt, arg);
2453
636f1c4c 2454 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2455 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH		 2456
2457 return 0;
1b1656c6
RP		 2458}
2459
b29f97d1 2460static void opt_frame_crop_top(const char *arg)
ab6d194a 2461{
115329f1 2462 frame_topBand = atoi(arg);
ab6d194a
MN		 2463 if (frame_topBand < 0) {
2464 fprintf(stderr, "Incorrect top crop size\n");
296df4e7 2465 av_exit(1);
ab6d194a 2466 }
ab6d194a 2467 if ((frame_topBand) >= frame_height){
bb270c08 2468 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2469 av_exit(1);
ab6d194a
MN		 2470 }
2471 frame_height -= frame_topBand;
2472}
2473
b29f97d1 2474static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN		 2475{
2476 frame_bottomBand = atoi(arg);
2477 if (frame_bottomBand < 0) {
2478 fprintf(stderr, "Incorrect bottom crop size\n");
296df4e7 2479 av_exit(1);
ab6d194a 2480 }
ab6d194a 2481 if ((frame_bottomBand) >= frame_height){
bb270c08 2482 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2483 av_exit(1);
ab6d194a
MN		 2484 }
2485 frame_height -= frame_bottomBand;
2486}
2487
b29f97d1 2488static void opt_frame_crop_left(const char *arg)
ab6d194a
MN		 2489{
2490 frame_leftBand = atoi(arg);
2491 if (frame_leftBand < 0) {
2492 fprintf(stderr, "Incorrect left crop size\n");
296df4e7 2493 av_exit(1);
ab6d194a 2494 }
ab6d194a 2495 if ((frame_leftBand) >= frame_width){
bb270c08 2496 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2497 av_exit(1);
ab6d194a
MN		 2498 }
2499 frame_width -= frame_leftBand;
2500}
2501
b29f97d1 2502static void opt_frame_crop_right(const char *arg)
ab6d194a
MN		 2503{
2504 frame_rightBand = atoi(arg);
2505 if (frame_rightBand < 0) {
2506 fprintf(stderr, "Incorrect right crop size\n");
296df4e7 2507 av_exit(1);
ab6d194a 2508 }
ab6d194a 2509 if ((frame_rightBand) >= frame_width){
bb270c08 2510 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2511 av_exit(1);
ab6d194a
MN		 2512 }
2513 frame_width -= frame_rightBand;
2514}
2515
b29f97d1 2516static void opt_frame_size(const char *arg)
85f07f22 2517{
b33ece16 2518 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2519 fprintf(stderr, "Incorrect frame size\n");
296df4e7 2520 av_exit(1);
85f07f22 2521 }
85f07f22
FB		 2522}
2523
1ff93ffc
TK		 2524static void opt_pad_color(const char *arg) {
2525 /* Input is expected to be six hex digits similar to
2526 how colors are expressed in html tags (but without the #) */
2527 int rgb = strtol(arg, NULL, 16);
2528 int r,g,b;
115329f1
DB		 2529
2530 r = (rgb >> 16);
1ff93ffc
TK		 2531 g = ((rgb >> 8) & 255);
2532 b = (rgb & 255);
2533
2534 padcolor[0] = RGB_TO_Y(r,g,b);
2535 padcolor[1] = RGB_TO_U(r,g,b,0);
2536 padcolor[2] = RGB_TO_V(r,g,b,0);
2537}
2538
2539static void opt_frame_pad_top(const char *arg)
2540{
115329f1 2541 frame_padtop = atoi(arg);
1ff93ffc
TK		 2542 if (frame_padtop < 0) {
2543 fprintf(stderr, "Incorrect top pad size\n");
296df4e7 2544 av_exit(1);
1ff93ffc 2545 }
1ff93ffc
TK		 2546}
2547
2548static void opt_frame_pad_bottom(const char *arg)
2549{
115329f1 2550 frame_padbottom = atoi(arg);
1ff93ffc
TK		 2551 if (frame_padbottom < 0) {
2552 fprintf(stderr, "Incorrect bottom pad size\n");
296df4e7 2553 av_exit(1);
1ff93ffc 2554 }
1ff93ffc
TK		 2555}
2556
2557
2558static void opt_frame_pad_left(const char *arg)
2559{
115329f1 2560 frame_padleft = atoi(arg);
1ff93ffc
TK		 2561 if (frame_padleft < 0) {
2562 fprintf(stderr, "Incorrect left pad size\n");
296df4e7 2563 av_exit(1);
1ff93ffc 2564 }
1ff93ffc
TK		 2565}
2566
2567
2568static void opt_frame_pad_right(const char *arg)
2569{
115329f1 2570 frame_padright = atoi(arg);
1ff93ffc
TK		 2571 if (frame_padright < 0) {
2572 fprintf(stderr, "Incorrect right pad size\n");
296df4e7 2573 av_exit(1);
1ff93ffc 2574 }
1ff93ffc
TK		 2575}
2576
63167088
RS		 2577static void opt_frame_pix_fmt(const char *arg)
2578{
90da2b50 2579 if (strcmp(arg, "list")) {
718c7b18 2580 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS		 2581 if (frame_pix_fmt == PIX_FMT_NONE) {
2582 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2583 av_exit(1);
2584 }
2585 } else {
cedac882 2586 show_pix_fmts();
296df4e7 2587 av_exit(0);
c3b95b1d 2588 }
63167088
RS		 2589}
2590
5fe03e38
RS		 2591static void opt_frame_aspect_ratio(const char *arg)
2592{
2593 int x = 0, y = 0;
2594 double ar = 0;
2595 const char *p;
815f98cc 2596 char *end;
115329f1 2597
5fe03e38
RS		 2598 p = strchr(arg, ':');
2599 if (p) {
815f98cc
AJ		 2600 x = strtol(arg, &end, 10);
2601 if (end == p)
2602 y = strtol(end+1, &end, 10);
bb270c08
DB		 2603 if (x > 0 && y > 0)
2604 ar = (double)x / (double)y;
5fe03e38 2605 } else
815f98cc 2606 ar = strtod(arg, NULL);
5fe03e38
RS		 2607
2608 if (!ar) {
2609 fprintf(stderr, "Incorrect aspect ratio specification.\n");
296df4e7 2610 av_exit(1);
5fe03e38
RS		 2611 }
2612 frame_aspect_ratio = ar;
2613}
2614
a5926d85
AJ		 2615static int opt_metadata(const char *opt, const char *arg)
2616{
2617 char *mid= strchr(arg, '=');
2618
2619 if(!mid){
2620 fprintf(stderr, "Missing =\n");
2621 av_exit(1);
2622 }
2623 *mid++= 0;
2624
2625 metadata_count++;
2626 metadata= av_realloc(metadata, sizeof(*metadata)*metadata_count);
2627 metadata[metadata_count-1].key = av_strdup(arg);
2628 metadata[metadata_count-1].value= av_strdup(mid);
2629
2630 return 0;
2631}
2632
b29f97d1 2633static void opt_qscale(const char *arg)
85f07f22 2634{
158c7f05 2635 video_qscale = atof(arg);
4e64bead 2636 if (video_qscale <= 0 ||
158c7f05 2637 video_qscale > 255) {
4e64bead 2638 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
296df4e7 2639 av_exit(1);
85f07f22
FB		 2640 }
2641}
2642
bb198e19
MN		 2643static void opt_top_field_first(const char *arg)
2644{
2645 top_field_first= atoi(arg);
2646}
2647
d18811bb 2648static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2649{
d18811bb 2650 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2651#if !HAVE_THREADS
d8019eb5
AD		 2652 if (verbose >= 0)
2653 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2654#endif
d18811bb 2655 return 0;
9c3d33d6
MN		 2656}
2657
ce1ee094
PR		 2658static void opt_audio_sample_fmt(const char *arg)
2659{
2660 if (strcmp(arg, "list"))
2661 audio_sample_fmt = avcodec_get_sample_fmt(arg);
2662 else {
2663 list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
2664 av_exit(0);
2665 }
2666}
2667
c48da33c 2668static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2669{
c48da33c
SS		 2670 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2671 return 0;
85f07f22
FB		 2672}
2673
c48da33c 2674static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2675{
c48da33c
SS		 2676 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2677 return 0;
85f07f22
FB		 2678}
2679
b29f97d1 2680static void opt_video_channel(const char *arg)
a5df11ab
FB		 2681{
2682 video_channel = strtol(arg, NULL, 0);
2683}
2684
e3ee3283
AB		 2685static void opt_video_standard(const char *arg)
2686{
2687 video_standard = av_strdup(arg);
2688}
2689
4a897224 2690static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2691 int codec_type, const char *arg)
85f07f22 2692{
4a897224 2693 av_freep(pcodec_name);
1629626f 2694 if (!strcmp(arg, "copy")) {
cf7fc795 2695 *pstream_copy = 1;
85f07f22 2696 } else {
4a897224 2697 *pcodec_name = av_strdup(arg);
85f07f22
FB		 2698 }
2699}
2700
cf7fc795
FB		 2701static void opt_audio_codec(const char *arg)
2702{
4a897224 2703 opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
cf7fc795
FB		 2704}
2705
b2a2197e
MN		 2706static void opt_audio_tag(const char *arg)
2707{
2708 char *tail;
2709 audio_codec_tag= strtol(arg, &tail, 0);
2710
2711 if(!tail || *tail)
2712 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2713}
2714
2715static void opt_video_tag(const char *arg)
2716{
2717 char *tail;
2718 video_codec_tag= strtol(arg, &tail, 0);
2719
2720 if(!tail || *tail)
2721 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2722}
2723
b29f97d1 2724static void opt_video_codec(const char *arg)
85f07f22 2725{
4a897224 2726 opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
cf7fc795 2727}
85f07f22 2728
cf7fc795
FB		 2729static void opt_subtitle_codec(const char *arg)
2730{
4a897224 2731 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB		 2732}
2733
27ad7d3a
BC		 2734static void opt_subtitle_tag(const char *arg)
2735{
2736 char *tail;
2737 subtitle_codec_tag= strtol(arg, &tail, 0);
2738
2739 if(!tail || *tail)
2740 subtitle_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2741}
2742
b29f97d1 2743static void opt_map(const char *arg)
85f07f22
FB		 2744{
2745 AVStreamMap *m;
815f98cc 2746 char *p;
85f07f22 2747
85f07f22
FB		 2748 m = &stream_maps[nb_stream_maps++];
2749
815f98cc 2750 m->file_index = strtol(arg, &p, 0);
85f07f22
FB		 2751 if (*p)
2752 p++;
a5dc85ef 2753
815f98cc 2754 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2755 if (*p) {
2756 p++;
815f98cc 2757 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG		 2758 if (*p)
2759 p++;
815f98cc 2760 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2761 } else {
2762 m->sync_file_index = m->file_index;
2763 m->sync_stream_index = m->stream_index;
2764 }
85f07f22
FB		 2765}
2766
0a38bafd
PB		 2767static void opt_map_meta_data(const char *arg)
2768{
2769 AVMetaDataMap *m;
815f98cc 2770 char *p;
115329f1 2771
0a38bafd
PB		 2772 m = &meta_data_maps[nb_meta_data_maps++];
2773
815f98cc 2774 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB		 2775 if (*p)
2776 p++;
2777
815f98cc 2778 m->in_file = strtol(p, &p, 0);
0a38bafd
PB		 2779}
2780
8833f375
MN		 2781static void opt_input_ts_scale(const char *arg)
2782{
2783 unsigned int stream;
2784 double scale;
2785 char *p;
2786
2787 stream = strtol(arg, &p, 0);
2788 if (*p)
2789 p++;
2790 scale= strtod(p, &p);
2791
2792 if(stream >= MAX_STREAMS)
2793 av_exit(1);
2794
2795 input_files_ts_scale[nb_input_files][stream]= scale;
2796}
2797
b19221c8 2798static int opt_recording_time(const char *opt, const char *arg)
85f07f22 2799{
b19221c8
SS		 2800 recording_time = parse_time_or_die(opt, arg, 1);
2801 return 0;
85f07f22
FB		 2802}
2803
b19221c8 2804static int opt_start_time(const char *opt, const char *arg)
8831db5c 2805{
b19221c8
SS		 2806 start_time = parse_time_or_die(opt, arg, 1);
2807 return 0;
8831db5c
MN		 2808}
2809
b19221c8 2810static int opt_rec_timestamp(const char *opt, const char *arg)
4568325a 2811{
b19221c8
SS		 2812 rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
2813 return 0;
4568325a
RS		 2814}
2815
b19221c8 2816static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 2817{
b19221c8
SS		 2818 input_ts_offset = parse_time_or_die(opt, arg, 1);
2819 return 0;
a6a92a9a
WG		 2820}
2821
4a897224
NG		 2822static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2823{
f73008d8 2824 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG		 2825 AVCodec *codec;
2826
2827 if(!name)
2828 return CODEC_ID_NONE;
2829 codec = encoder ?
2830 avcodec_find_encoder_by_name(name) :
2831 avcodec_find_decoder_by_name(name);
2832 if(!codec) {
49a06a4d 2833 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
296df4e7 2834 av_exit(1);
4a897224
NG		 2835 }
2836 if(codec->type != type) {
49a06a4d 2837 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
296df4e7 2838 av_exit(1);
4a897224
NG		 2839 }
2840 return codec->id;
2841}
2842
b29f97d1 2843static void opt_input_file(const char *filename)
85f07f22
FB		 2844{
2845 AVFormatContext *ic;
2846 AVFormatParameters params, *ap = &params;
a5abfd8f 2847 AVInputFormat *file_iformat = NULL;
14bea432 2848 int err, i, ret, rfps, rfps_base;
bd1b79a1 2849 int64_t timestamp;
85f07f22 2850
a5abfd8f 2851 if (last_asked_format) {
8c8bf9ec
SS		 2852 if (!(file_iformat = av_find_input_format(last_asked_format))) {
2853 fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format);
2854 av_exit(1);
2855 }
a5abfd8f
EB		 2856 last_asked_format = NULL;
2857 }
2858
b242baa4
FB		 2859 if (!strcmp(filename, "-"))
2860 filename = "pipe:";
2861
115329f1 2862 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 2863 !strcmp(filename, "/dev/stdin");
d9a916e2 2864
85f07f22 2865 /* get default parameters from command line */
8e2fd8e1 2866 ic = avformat_alloc_context();
7ef61879
RP		 2867 if (!ic) {
2868 print_error(filename, AVERROR(ENOMEM));
2869 av_exit(1);
2870 }
4eb72c6b 2871
79fdaa4c 2872 memset(ap, 0, sizeof(*ap));
4eb72c6b 2873 ap->prealloced_context = 1;
79fdaa4c
FB		 2874 ap->sample_rate = audio_sample_rate;
2875 ap->channels = audio_channels;
b33ece16
SS		 2876 ap->time_base.den = frame_rate.num;
2877 ap->time_base.num = frame_rate.den;
1ff93ffc
TK		 2878 ap->width = frame_width + frame_padleft + frame_padright;
2879 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2880 ap->pix_fmt = frame_pix_fmt;
a79db0f7 2881 // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
2639c651
RS		 2882 ap->channel = video_channel;
2883 ap->standard = video_standard;
79fdaa4c 2884
3022cd10 2885 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
62600469
MN		 2886
2887 ic->video_codec_id = find_codec_or_die(video_codec_name , CODEC_TYPE_VIDEO , 0);
2888 ic->audio_codec_id = find_codec_or_die(audio_codec_name , CODEC_TYPE_AUDIO , 0);
2889 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 0);
1ad1eaad 2890 ic->flags |= AVFMT_FLAG_NONBLOCK;
62600469 2891
ecc544de
JM		 2892 if(pgmyuv_compatibility_hack)
2893 ic->video_codec_id= CODEC_ID_PGMYUV;
2894
79fdaa4c
FB		 2895 /* open the input file with generic libav function */
2896 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2897 if (err < 0) {
79fdaa4c 2898 print_error(filename, err);
296df4e7 2899 av_exit(1);
85f07f22 2900 }
50e143c4 2901 if(opt_programid) {
6d3d3b83
MN		 2902 int i, j;
2903 int found=0;
2904 for(i=0; i<ic->nb_streams; i++){
2905 ic->streams[i]->discard= AVDISCARD_ALL;
2906 }
2907 for(i=0; i<ic->nb_programs; i++){
2908 AVProgram *p= ic->programs[i];
2909 if(p->id != opt_programid){
2910 p->discard = AVDISCARD_ALL;
2911 }else{
2912 found=1;
2913 for(j=0; j<p->nb_stream_indexes; j++){
2914 ic->streams[p->stream_index[j]]->discard= 0;
2915 }
2916 }
2917 }
2918 if(!found){
2919 fprintf(stderr, "Specified program id not found\n");
2920 av_exit(1);
2921 }
2922 opt_programid=0;
50e143c4 2923 }
30bc6613 2924
5894e1bb
VP		 2925 ic->loop_input = loop_input;
2926
79fdaa4c
FB		 2927 /* If not enough info to get the stream parameters, we decode the
2928 first frames to get it. (used in mpeg case for example) */
2929 ret = av_find_stream_info(ic);
d8019eb5 2930 if (ret < 0 && verbose >= 0) {
85f07f22 2931 fprintf(stderr, "%s: could not find codec parameters\n", filename);
296df4e7 2932 av_exit(1);
85f07f22
FB		 2933 }
2934
bd1b79a1
MN		 2935 timestamp = start_time;
2936 /* add the stream start time */
2937 if (ic->start_time != AV_NOPTS_VALUE)
2938 timestamp += ic->start_time;
2939
254abc2e
FB		 2940 /* if seeking requested, we execute it */
2941 if (start_time != 0) {
3ba1438d 2942 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2943 if (ret < 0) {
115329f1 2944 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB		 2945 filename, (double)timestamp / AV_TIME_BASE);
2946 }
2947 /* reset seek info */
2948 start_time = 0;
2949 }
2950
85f07f22
FB		 2951 /* update the current parameters so that they match the one of the input stream */
2952 for(i=0;i<ic->nb_streams;i++) {
22b16e6a
MN		 2953 AVStream *st = ic->streams[i];
2954 AVCodecContext *enc = st->codec;
40ccc754 2955 avcodec_thread_init(enc, thread_count);
85f07f22
FB		 2956 switch(enc->codec_type) {
2957 case CODEC_TYPE_AUDIO:
636f1c4c 2958 set_context_opts(enc, avcodec_opts[CODEC_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
e0d2714a 2959 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
13367a46 2960 channel_layout = enc->channel_layout;
85f07f22
FB		 2961 audio_channels = enc->channels;
2962 audio_sample_rate = enc->sample_rate;
a79db0f7 2963 audio_sample_fmt = enc->sample_fmt;
6488cf9b 2964 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(audio_codec_name);
b4aea108 2965 if(audio_disable)
22b16e6a 2966 st->discard= AVDISCARD_ALL;
85f07f22
FB		 2967 break;
2968 case CODEC_TYPE_VIDEO:
636f1c4c 2969 set_context_opts(enc, avcodec_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
85f07f22
FB		 2970 frame_height = enc->height;
2971 frame_width = enc->width;
c30a4489
AJ		 2972 if(ic->streams[i]->sample_aspect_ratio.num)
2973 frame_aspect_ratio=av_q2d(ic->streams[i]->sample_aspect_ratio);
2974 else
2975 frame_aspect_ratio=av_q2d(enc->sample_aspect_ratio);
2976 frame_aspect_ratio *= (float) enc->width / enc->height;
bb270c08 2977 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN		 2978 rfps = ic->streams[i]->r_frame_rate.num;
2979 rfps_base = ic->streams[i]->r_frame_rate.den;
33946533
JM		 2980 if(enc->lowres) {
2981 enc->flags |= CODEC_FLAG_EMU_EDGE;
2982 frame_height >>= enc->lowres;
2983 frame_width >>= enc->lowres;
2984 }
f4f3223f
MN		 2985 if(me_threshold)
2986 enc->debug |= FF_DEBUG_MV;
d7425f59 2987
115329f1 2988 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD		 2989
2990 if (verbose >= 0)
386c88de 2991 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2992 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2993
15bc38e5 2994 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2995 }
bf5af568 2996 /* update the current frame rate to match the stream frame rate */
b33ece16
SS		 2997 frame_rate.num = rfps;
2998 frame_rate.den = rfps_base;
bdfcbbed 2999
6488cf9b 3000 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(video_codec_name);
b4aea108 3001 if(video_disable)
22b16e6a 3002 st->discard= AVDISCARD_ALL;
f3356e9c 3003 else if(video_discard)
22b16e6a 3004 st->discard= video_discard;
85f07f22 3005 break;
254abc2e
FB		 3006 case CODEC_TYPE_DATA:
3007 break;
cf7fc795 3008 case CODEC_TYPE_SUBTITLE:
6488cf9b 3009 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(subtitle_codec_name);
11bf3847 3010 if(subtitle_disable)
22b16e6a 3011 st->discard = AVDISCARD_ALL;
cf7fc795 3012 break;
f8d7c9d3 3013 case CODEC_TYPE_ATTACHMENT:
ae38261e 3014 case CODEC_TYPE_UNKNOWN:
6488cf9b 3015 nb_icodecs++;
ae38261e 3016 break;
51bd4565 3017 default:
0f4e8165 3018 abort();
85f07f22
FB		 3019 }
3020 }
115329f1 3021
85f07f22 3022 input_files[nb_input_files] = ic;
bd1b79a1 3023 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 3024 /* dump the file content */
d8019eb5
AD		 3025 if (verbose >= 0)
3026 dump_format(ic, nb_input_files, filename, 0);
3027
85f07f22 3028 nb_input_files++;
bdfcbbed 3029
2639c651 3030 video_channel = 0;
115329f1 3031
a06a18c5
BC		 3032 av_freep(&video_codec_name);
3033 av_freep(&audio_codec_name);
3034 av_freep(&subtitle_codec_name);
85f07f22
FB		 3035}
3036
11bf3847
AJ		 3037static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
3038 int *has_subtitle_ptr)
919f448d 3039{
11bf3847 3040 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB		 3041 AVFormatContext *ic;
3042
3043 has_video = 0;
3044 has_audio = 0;
11bf3847 3045 has_subtitle = 0;
919f448d
FB		 3046 for(j=0;j<nb_input_files;j++) {
3047 ic = input_files[j];
3048 for(i=0;i<ic->nb_streams;i++) {
01f4895c 3049 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB		 3050 switch(enc->codec_type) {
3051 case CODEC_TYPE_AUDIO:
3052 has_audio = 1;
3053 break;
3054 case CODEC_TYPE_VIDEO:
3055 has_video = 1;
3056 break;
11bf3847
AJ		 3057 case CODEC_TYPE_SUBTITLE:
3058 has_subtitle = 1;
3059 break;
6fb316d5 3060 case CODEC_TYPE_DATA:
f8d7c9d3 3061 case CODEC_TYPE_ATTACHMENT:
ae38261e 3062 case CODEC_TYPE_UNKNOWN:
6fb316d5 3063 break;
51bd4565 3064 default:
0f4e8165 3065 abort();
919f448d
FB		 3066 }
3067 }
3068 }
3069 *has_video_ptr = has_video;
3070 *has_audio_ptr = has_audio;
11bf3847 3071 *has_subtitle_ptr = has_subtitle;
919f448d
FB		 3072}
3073
cf7fc795 3074static void new_video_stream(AVFormatContext *oc)
85f07f22
FB		 3075{
3076 AVStream *st;
cf7fc795 3077 AVCodecContext *video_enc;
340e2303 3078 enum CodecID codec_id;
115329f1 3079
cf7fc795
FB		 3080 st = av_new_stream(oc, oc->nb_streams);
3081 if (!st) {
3082 fprintf(stderr, "Could not alloc stream\n");
296df4e7 3083 av_exit(1);
cf7fc795 3084 }
54cc9c46 3085 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN		 3086 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
3087 video_bitstream_filters= NULL;
3088
40ccc754 3089 avcodec_thread_init(st->codec, thread_count);
115329f1 3090
01f4895c 3091 video_enc = st->codec;
115329f1 3092
cf7fc795
FB		 3093 if(video_codec_tag)
3094 video_enc->codec_tag= video_codec_tag;
115329f1 3095
90ad92b3 3096 if( (video_global_header&1)
637b5326 3097 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 3098 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
636f1c4c 3099 avcodec_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN		 3100 }
3101 if(video_global_header&2){
90ad92b3 3102 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
636f1c4c 3103 avcodec_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 3104 }
90ad92b3 3105
cf7fc795
FB		 3106 if (video_stream_copy) {
3107 st->stream_copy = 1;
3108 video_enc->codec_type = CODEC_TYPE_VIDEO;
143df827 3109 video_enc->sample_aspect_ratio =
c30a4489 3110 st->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
cf7fc795 3111 } else {
464a631c 3112 const char *p;
cf7fc795
FB		 3113 int i;
3114 AVCodec *codec;
9de0be61 3115 AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1};
115329f1 3116
6488cf9b 3117 if (video_codec_name) {
4a897224 3118 codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
6488cf9b
AJ		 3119 codec = avcodec_find_encoder_by_name(video_codec_name);
3120 output_codecs[nb_ocodecs] = codec;
3121 } else {
3122 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
3123 codec = avcodec_find_encoder(codec_id);
3124 }
115329f1 3125
cf7fc795 3126 video_enc->codec_id = codec_id;
115329f1 3127
636f1c4c 3128 set_context_opts(video_enc, avcodec_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM);
115329f1 3129
d2845b75
SS		 3130 if (codec && codec->supported_framerates && !force_fps)
3131 fps = codec->supported_framerates[av_find_nearest_q_idx(fps, codec->supported_framerates)];
9de0be61
MN		 3132 video_enc->time_base.den = fps.num;
3133 video_enc->time_base.num = fps.den;
115329f1 3134
cf7fc795
FB		 3135 video_enc->width = frame_width + frame_padright + frame_padleft;
3136 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 3137 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795 3138 video_enc->pix_fmt = frame_pix_fmt;
c30a4489 3139 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
cf7fc795
FB		 3140
3141 if(codec && codec->pix_fmts){
3142 const enum PixelFormat *p= codec->pix_fmts;
3143 for(; *p!=-1; p++){
3144 if(*p == video_enc->pix_fmt)
3145 break;
3146 }
3147 if(*p == -1)
3148 video_enc->pix_fmt = codec->pix_fmts[0];
3149 }
3150
babe0e8c 3151 if (intra_only)
cf7fc795
FB		 3152 video_enc->gop_size = 0;
3153 if (video_qscale || same_quality) {
3154 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 3155 video_enc->global_quality=
cf7fc795
FB		 3156 st->quality = FF_QP2LAMBDA * video_qscale;
3157 }
3158
3159 if(intra_matrix)
3160 video_enc->intra_matrix = intra_matrix;
3161 if(inter_matrix)
3162 video_enc->inter_matrix = inter_matrix;
3163
cf7fc795
FB		 3164 p= video_rc_override_string;
3165 for(i=0; p; i++){
3166 int start, end, q;
3167 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3168 if(e!=3){
3169 fprintf(stderr, "error parsing rc_override\n");
296df4e7 3170 av_exit(1);