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[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>
b091aa44 47#include <sys/resource.h>
b250f9c6 48#elif HAVE_GETPROCESSTIMES
7495c306
RP		 49#include <windows.h>
50#endif
51
b250f9c6 52#if HAVE_SYS_SELECT_H
fb1d2d7b
BC		 53#include <sys/select.h>
54#endif
55
b250f9c6 56#if HAVE_TERMIOS_H
85f07f22
FB		 57#include <fcntl.h>
58#include <sys/ioctl.h>
85f07f22 59#include <sys/time.h>
85f07f22 60#include <termios.h>
b250f9c6 61#elif HAVE_CONIO_H
4b54c6d0 62#include <conio.h>
bdc4796f 63#endif
64c020a8 64#undef time //needed because HAVE_AV_CONFIG_H is defined on top
bf5af568 65#include <time.h>
85f07f22 66
01310af2
FB		 67#include "cmdutils.h"
68
2b18dcd0
MN		 69#undef NDEBUG
70#include <assert.h>
71
c367d067
MN		 72#undef exit
73
64555bd9 74const char program_name[] = "FFmpeg";
ea9c581f 75const int program_birth_year = 2000;
86074ed1 76
85f07f22
FB		 77/* select an input stream for an output stream */
78typedef struct AVStreamMap {
79 int file_index;
80 int stream_index;
b4a3389e
WG		 81 int sync_file_index;
82 int sync_stream_index;
85f07f22
FB		 83} AVStreamMap;
84
0a38bafd
PB		 85/** select an input file for an output file */
86typedef struct AVMetaDataMap {
87 int out_file;
88 int in_file;
89} AVMetaDataMap;
90
580a6c57 91static const OptionDef options[];
85f07f22 92
60402344 93#define MAX_FILES 100
85f07f22 94
ef6fc647 95static const char *last_asked_format = NULL;
85f07f22 96static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 97static int64_t input_files_ts_offset[MAX_FILES];
8833f375 98static double input_files_ts_scale[MAX_FILES][MAX_STREAMS];
6488cf9b 99static AVCodec *input_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 100static int nb_input_files = 0;
6488cf9b 101static int nb_icodecs;
85f07f22
FB		 102
103static AVFormatContext *output_files[MAX_FILES];
6488cf9b 104static AVCodec *output_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 105static int nb_output_files = 0;
6488cf9b 106static int nb_ocodecs;
85f07f22 107
f44fd374 108static AVStreamMap stream_maps[MAX_FILES*MAX_STREAMS];
85f07f22
FB		 109static int nb_stream_maps;
110
0a38bafd
PB		 111static AVMetaDataMap meta_data_maps[MAX_FILES];
112static int nb_meta_data_maps;
113
55cf1959
MN		 114static int frame_width = 0;
115static int frame_height = 0;
880e8ba7 116static float frame_aspect_ratio = 0;
644a9262 117static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
ce1ee094 118static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE;
1ff93ffc
TK		 119static int frame_padtop = 0;
120static int frame_padbottom = 0;
121static int frame_padleft = 0;
122static int frame_padright = 0;
123static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN		 124static int frame_topBand = 0;
125static int frame_bottomBand = 0;
126static int frame_leftBand = 0;
127static int frame_rightBand = 0;
cf7fc795 128static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 129static AVRational frame_rate;
158c7f05 130static float video_qscale = 0;
84f608f4
VM		 131static uint16_t *intra_matrix = NULL;
132static uint16_t *inter_matrix = NULL;
464a631c 133static const char *video_rc_override_string=NULL;
85f07f22 134static int video_disable = 0;
f3356e9c 135static int video_discard = 0;
4a897224 136static char *video_codec_name = NULL;
b2a2197e 137static int video_codec_tag = 0;
0fc2c0f6 138static char *video_language = NULL;
85f07f22 139static int same_quality = 0;
cfcf0ffd 140static int do_deinterlace = 0;
bb198e19 141static int top_field_first = -1;
f4f3223f 142static int me_threshold = 0;
1a11cbcc 143static int intra_dc_precision = 8;
5894e1bb 144static int loop_input = 0;
8108551a 145static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 146static int qp_hist = 0;
85f07f22 147
85f07f22
FB		 148static int intra_only = 0;
149static int audio_sample_rate = 44100;
13367a46 150static int64_t channel_layout = 0;
c57c770d
JR		 151#define QSCALE_NONE -99999
152static float audio_qscale = QSCALE_NONE;
85f07f22
FB		 153static int audio_disable = 0;
154static int audio_channels = 1;
4a897224 155static char *audio_codec_name = NULL;
b2a2197e 156static int audio_codec_tag = 0;
cf7fc795
FB		 157static char *audio_language = NULL;
158
11bf3847 159static int subtitle_disable = 0;
4a897224 160static char *subtitle_codec_name = NULL;
cf7fc795 161static char *subtitle_language = NULL;
27ad7d3a 162static int subtitle_codec_tag = 0;
85f07f22 163
17c88cb0
MN		 164static float mux_preload= 0.5;
165static float mux_max_delay= 0.7;
2db3c638 166
fc7ad2af 167static int64_t recording_time = INT64_MAX;
8831db5c 168static int64_t start_time = 0;
4568325a 169static int64_t rec_timestamp = 0;
a6a92a9a 170static int64_t input_ts_offset = 0;
85f07f22 171static int file_overwrite = 0;
a5926d85
AJ		 172static int metadata_count;
173static AVMetadataTag *metadata;
5727b222 174static int do_benchmark = 0;
a0663ba4 175static int do_hex_dump = 0;
254abc2e 176static int do_pkt_dump = 0;
43f1708f 177static int do_psnr = 0;
5abdb4b1 178static int do_pass = 0;
ad16627f 179static char *pass_logfilename_prefix = NULL;
1629626f
FB		 180static int audio_stream_copy = 0;
181static int video_stream_copy = 0;
cf7fc795 182static int subtitle_stream_copy = 0;
8858816d 183static int video_sync_method= -1;
986ebcdb 184static int audio_sync_method= 0;
d4d226a8 185static float audio_drift_threshold= 0.1;
72bd8100 186static int copy_ts= 0;
76bdac6d 187static int opt_shortest = 0;
90ad92b3 188static int video_global_header = 0;
b60d1379 189static char *vstats_filename;
032aa7df 190static FILE *vstats_file;
50e143c4 191static int opt_programid = 0;
50e3477f 192static int copy_initial_nonkeyframes = 0;
5abdb4b1 193
bdfcbbed
MK		 194static int rate_emu = 0;
195
a5df11ab 196static int video_channel = 0;
df0cecdd 197static char *video_standard;
79a7c268 198
a9aa3467 199static int audio_volume = 256;
8aa3ee32 200
f2abc559 201static int exit_on_error = 0;
d9a916e2 202static int using_stdin = 0;
f068206e 203static int verbose = 1;
9c3d33d6 204static int thread_count= 1;
b51469a0 205static int q_pressed = 0;
1008ceb3
MN		 206static int64_t video_size = 0;
207static int64_t audio_size = 0;
208static int64_t extra_size = 0;
a6a92a9a
WG		 209static int nb_frames_dup = 0;
210static int nb_frames_drop = 0;
6e454c38 211static int input_sync;
76bdac6d 212static uint64_t limit_filesize = 0;
d2845b75 213static int force_fps = 0;
d9a916e2 214
5b6d5596 215static int pgmyuv_compatibility_hack=0;
a8482aab 216static float dts_delta_threshold = 10;
5b6d5596 217
e60da588 218static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 219
29cc1c23 220static int64_t timer_start;
8bbf6db9 221
3321cb3f
BC		 222static uint8_t *audio_buf;
223static uint8_t *audio_out;
b8919a30 224unsigned int allocated_audio_out_size, allocated_audio_buf_size;
3321cb3f
BC		 225
226static short *samples;
227
748c2fca
MN		 228static AVBitStreamFilterContext *video_bitstream_filters=NULL;
229static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 230static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 231static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 232
ad16627f 233#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 234
b4a3389e
WG		 235struct AVInputStream;
236
85f07f22
FB		 237typedef struct AVOutputStream {
238 int file_index; /* file index */
239 int index; /* stream index in the output file */
240 int source_index; /* AVInputStream index */
241 AVStream *st; /* stream in the output file */
ec5517d5
FB		 242 int encoding_needed; /* true if encoding needed for this stream */
243 int frame_number;
244 /* input pts and corresponding output pts
245 for A/V sync */
b4a3389e
WG		 246 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
247 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 248 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 249 /* video only */
07d0cdfc 250 int video_resample;
a4d36c11 251 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA		 252 struct SwsContext *img_resample_ctx; /* for image resampling */
253 int resample_height;
352666c1 254 int resample_width;
01a3c821 255 int resample_pix_fmt;
34b10a57 256
352666c1
EB		 257 /* full frame size of first frame */
258 int original_height;
259 int original_width;
260
261 /* cropping area sizes */
07d0cdfc 262 int video_crop;
352666c1
EB		 263 int topBand;
264 int bottomBand;
34b10a57 265 int leftBand;
352666c1
EB		 266 int rightBand;
267
268 /* cropping area of first frame */
269 int original_topBand;
270 int original_bottomBand;
271 int original_leftBand;
272 int original_rightBand;
115329f1 273
352666c1 274 /* padding area sizes */
07d0cdfc 275 int video_pad;
352666c1 276 int padtop;
1ff93ffc
TK		 277 int padbottom;
278 int padleft;
279 int padright;
115329f1 280
85f07f22
FB		 281 /* audio only */
282 int audio_resample;
283 ReSampleContext *resample; /* for audio resampling */
a79db0f7
PR		 284 int reformat_pair;
285 AVAudioConvert *reformat_ctx;
41dd680d 286 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 287 FILE *logfile;
85f07f22
FB		 288} AVOutputStream;
289
290typedef struct AVInputStream {
291 int file_index;
292 int index;
293 AVStream *st;
294 int discard; /* true if stream data should be discarded */
295 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 296 int64_t sample_index; /* current sample */
bdfcbbed
MK		 297
298 int64_t start; /* time when read started */
254abc2e
FB		 299 int64_t next_pts; /* synthetic pts for cases where pkt.pts
300 is not defined */
e7d0374f 301 int64_t pts; /* current pts */
ff4905a5 302 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 303 int showed_multi_packet_warning;
55a7e946 304 int is_past_recording_time;
85f07f22
FB		 305} AVInputStream;
306
307typedef struct AVInputFile {
308 int eof_reached; /* true if eof reached */
309 int ist_index; /* index of first stream in ist_table */
310 int buffer_size; /* current total buffer size */
79fdaa4c 311 int nb_streams; /* nb streams we are aware of */
85f07f22
FB		 312} AVInputFile;
313
b250f9c6 314#if HAVE_TERMIOS_H
bdc4796f 315
85f07f22
FB		 316/* init terminal so that we can grab keys */
317static struct termios oldtty;
d86b83f8 318#endif
85f07f22
FB		 319
320static void term_exit(void)
321{
b250f9c6 322#if HAVE_TERMIOS_H
85f07f22 323 tcsetattr (0, TCSANOW, &oldtty);
d86b83f8 324#endif
85f07f22
FB		 325}
326
e9a832e5 327static volatile int received_sigterm = 0;
9680a722
RP		 328
329static void
330sigterm_handler(int sig)
331{
332 received_sigterm = sig;
333 term_exit();
334}
335
85f07f22
FB		 336static void term_init(void)
337{
b250f9c6 338#if HAVE_TERMIOS_H
85f07f22
FB		 339 struct termios tty;
340
341 tcgetattr (0, &tty);
342 oldtty = tty;
343
344 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
345 |INLCR|IGNCR|ICRNL|IXON);
346 tty.c_oflag |= OPOST;
347 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
348 tty.c_cflag &= ~(CSIZE|PARENB);
349 tty.c_cflag |= CS8;
350 tty.c_cc[VMIN] = 1;
351 tty.c_cc[VTIME] = 0;
115329f1 352
85f07f22 353 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP		 354 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
355#endif
85f07f22 356
9680a722 357 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 358 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR		 359#ifdef SIGXCPU
360 signal(SIGXCPU, sigterm_handler);
361#endif
362
9680a722
RP		 363 /*
364 register a function to be called at normal program termination
365 */
85f07f22 366 atexit(term_exit);
b250f9c6 367#if CONFIG_BEOS_NETSERVER
9ddd71fc
FR		 368 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
369#endif
85f07f22
FB		 370}
371
372/* read a key without blocking */
373static int read_key(void)
374{
b250f9c6 375#if HAVE_TERMIOS_H
9ddd71fc 376 int n = 1;
85f07f22 377 unsigned char ch;
b250f9c6 378#if !CONFIG_BEOS_NETSERVER
9ddd71fc 379 struct timeval tv;
85f07f22
FB		 380 fd_set rfds;
381
382 FD_ZERO(&rfds);
383 FD_SET(0, &rfds);
384 tv.tv_sec = 0;
385 tv.tv_usec = 0;
386 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 387#endif
85f07f22 388 if (n > 0) {
cb09b2ed
PG		 389 n = read(0, &ch, 1);
390 if (n == 1)
85f07f22 391 return ch;
cb09b2ed
PG		 392
393 return n;
85f07f22 394 }
b250f9c6 395#elif HAVE_CONIO_H
4b54c6d0
RP		 396 if(kbhit())
397 return(getch());
d86b83f8 398#endif
85f07f22
FB		 399 return -1;
400}
401
b51469a0
LS		 402static int decode_interrupt_cb(void)
403{
404 return q_pressed || (q_pressed = read_key() == 'q');
405}
406
296df4e7 407static int av_exit(int ret)
e5295c0d
RP		 408{
409 int i;
410
411 /* close files */
412 for(i=0;i<nb_output_files;i++) {
413 /* maybe av_close_output_file ??? */
414 AVFormatContext *s = output_files[i];
415 int j;
8767060c 416 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP		 417 url_fclose(s->pb);
418 for(j=0;j<s->nb_streams;j++) {
094d9df7 419 av_metadata_free(&s->streams[j]->metadata);
e5295c0d
RP		 420 av_free(s->streams[j]->codec);
421 av_free(s->streams[j]);
422 }
094d9df7
AJ		 423 for(j=0;j<s->nb_programs;j++) {
424 av_metadata_free(&s->programs[j]->metadata);
425 }
426 for(j=0;j<s->nb_chapters;j++) {
427 av_metadata_free(&s->chapters[j]->metadata);
428 }
429 av_metadata_free(&s->metadata);
e5295c0d
RP		 430 av_free(s);
431 }
432 for(i=0;i<nb_input_files;i++)
433 av_close_input_file(input_files[i]);
434
e5295c0d
RP		 435 av_free(intra_matrix);
436 av_free(inter_matrix);
437
438 if (vstats_file)
439 fclose(vstats_file);
440 av_free(vstats_filename);
441
442 av_free(opt_names);
443
444 av_free(video_codec_name);
445 av_free(audio_codec_name);
446 av_free(subtitle_codec_name);
447
448 av_free(video_standard);
449
b250f9c6 450#if CONFIG_POWERPC_PERF
9686df2b 451 void powerpc_display_perf_report(void);
e5295c0d
RP		 452 powerpc_display_perf_report();
453#endif /* CONFIG_POWERPC_PERF */
454
5973490a
BC		 455 for (i=0;i<CODEC_TYPE_NB;i++)
456 av_free(avcodec_opts[i]);
457 av_free(avformat_opts);
458 av_free(sws_opts);
3321cb3f
BC		 459 av_free(audio_buf);
460 av_free(audio_out);
b8919a30 461 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 462 av_free(samples);
5973490a 463
e5295c0d
RP		 464 if (received_sigterm) {
465 fprintf(stderr,
466 "Received signal %d: terminating.\n",
467 (int) received_sigterm);
468 exit (255);
469 }
470
296df4e7
RP		 471 exit(ret); /* not all OS-es handle main() return value */
472 return ret;
e5295c0d
RP		 473}
474
b29f97d1 475static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 476{
79fdaa4c 477 int i, err;
85f07f22 478 AVFormatContext *ic;
3438d82d 479 int nopts = 0;
85f07f22 480
79fdaa4c
FB		 481 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
482 if (err < 0)
483 return err;
85f07f22
FB		 484 /* copy stream format */
485 s->nb_streams = ic->nb_streams;
486 for(i=0;i<ic->nb_streams;i++) {
487 AVStream *st;
1e491e29 488
f37f8d4c 489 // FIXME: a more elegant solution is needed
e1031171 490 st = av_mallocz(sizeof(AVStream));
85f07f22 491 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 492 st->codec = avcodec_alloc_context();
7ef61879
RP		 493 if (!st->codec) {
494 print_error(filename, AVERROR(ENOMEM));
495 av_exit(1);
496 }
f37f8d4c 497 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22 498 s->streams[i] = st;
837d248d
BC		 499
500 if (st->codec->codec_type == CODEC_TYPE_AUDIO && audio_stream_copy)
501 st->stream_copy = 1;
502 else if (st->codec->codec_type == CODEC_TYPE_VIDEO && video_stream_copy)
503 st->stream_copy = 1;
504
dbedf2aa
BC		 505 if(!st->codec->thread_count)
506 st->codec->thread_count = 1;
507 if(st->codec->thread_count>1)
508 avcodec_thread_init(st->codec, st->codec->thread_count);
509
3438d82d
BC		 510 if(st->codec->flags & CODEC_FLAG_BITEXACT)
511 nopts = 1;
85f07f22
FB		 512 }
513
3438d82d
BC		 514 if (!nopts)
515 s->timestamp = av_gettime();
516
85f07f22
FB		 517 av_close_input_file(ic);
518 return 0;
519}
520
b4a3389e
WG		 521static double
522get_sync_ipts(const AVOutputStream *ost)
523{
524 const AVInputStream *ist = ost->sync_ist;
fec401f7 525 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG		 526}
527
748c2fca 528static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN		 529 int ret;
530
748c2fca
MN		 531 while(bsfc){
532 AVPacket new_pkt= *pkt;
533 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
534 &new_pkt.data, &new_pkt.size,
535 pkt->data, pkt->size,
536 pkt->flags & PKT_FLAG_KEY);
7055cdac 537 if(a>0){
748c2fca
MN		 538 av_free_packet(pkt);
539 new_pkt.destruct= av_destruct_packet;
7055cdac 540 } else if(a<0){
1f8e32cd
DB		 541 fprintf(stderr, "%s failed for stream %d, codec %s",
542 bsfc->filter->name, pkt->stream_index,
543 avctx->codec ? avctx->codec->name : "copy");
7055cdac 544 print_error("", a);
f2abc559
BC		 545 if (exit_on_error)
546 av_exit(1);
748c2fca
MN		 547 }
548 *pkt= new_pkt;
549
550 bsfc= bsfc->next;
551 }
552
0ac07031
MN		 553 ret= av_interleaved_write_frame(s, pkt);
554 if(ret < 0){
555 print_error("av_interleaved_write_frame()", ret);
296df4e7 556 av_exit(1);
0ac07031 557 }
748c2fca
MN		 558}
559
817b23ff 560#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 561
115329f1
DB		 562static void do_audio_out(AVFormatContext *s,
563 AVOutputStream *ost,
85f07f22
FB		 564 AVInputStream *ist,
565 unsigned char *buf, int size)
566{
0c1a9eda 567 uint8_t *buftmp;
15bfe412 568 int64_t audio_out_size, audio_buf_size;
7a086a85 569 int64_t allocated_for_size= size;
d66c7abc 570
85f07f22 571 int size_out, frame_bytes, ret;
01f4895c 572 AVCodecContext *enc= ost->st->codec;
2886f311 573 AVCodecContext *dec= ist->st->codec;
287ba997
PR		 574 int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8;
575 int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8;
15bfe412
MN		 576 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
577
7a086a85
MN		 578need_realloc:
579 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 580 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 581 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
15bfe412
MN		 582 audio_buf_size*= osize*enc->channels;
583
584 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
585 if(coded_bps > 8*osize)
586 audio_out_size= audio_out_size * coded_bps / (8*osize);
587 audio_out_size += FF_MIN_BUFFER_SIZE;
588
589 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
590 fprintf(stderr, "Buffer sizes too large\n");
591 av_exit(1);
592 }
85f07f22 593
b8919a30
MN		 594 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
595 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN		 596 if (!audio_buf || !audio_out){
597 fprintf(stderr, "Out of memory in do_audio_out\n");
598 av_exit(1);
599 }
d66c7abc 600
2886f311
AÖ		 601 if (enc->channels != dec->channels)
602 ost->audio_resample = 1;
603
604 if (ost->audio_resample && !ost->resample) {
d1e3c6fd
BC		 605 if (dec->sample_fmt != SAMPLE_FMT_S16)
606 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
607 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
608 enc->sample_rate, dec->sample_rate,
609 enc->sample_fmt, dec->sample_fmt,
610 16, 10, 0, 0.8);
2886f311
AÖ		 611 if (!ost->resample) {
612 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
613 dec->channels, dec->sample_rate,
614 enc->channels, enc->sample_rate);
296df4e7 615 av_exit(1);
2886f311
AÖ		 616 }
617 }
618
a79db0f7 619#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
d1e3c6fd 620 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 621 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR		 622 if (ost->reformat_ctx)
623 av_audio_convert_free(ost->reformat_ctx);
624 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
625 dec->sample_fmt, 1, NULL, 0);
626 if (!ost->reformat_ctx) {
627 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
628 avcodec_get_sample_fmt_name(dec->sample_fmt),
629 avcodec_get_sample_fmt_name(enc->sample_fmt));
630 av_exit(1);
631 }
632 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
633 }
634
986ebcdb 635 if(audio_sync_method){
115329f1 636 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
41dd680d 637 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN		 638 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
639 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 640
986ebcdb
MN		 641 //FIXME resample delay
642 if(fabs(delta) > 50){
d4d226a8 643 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 644 if(byte_delta < 0){
f41dd5aa 645 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN		 646 size += byte_delta;
647 buf -= byte_delta;
648 if(verbose > 2)
649 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
650 if(!size)
651 return;
652 ist->is_start=0;
653 }else{
654 static uint8_t *input_tmp= NULL;
655 input_tmp= av_realloc(input_tmp, byte_delta + size);
656
7a086a85
MN		 657 if(byte_delta > allocated_for_size - size){
658 allocated_for_size= byte_delta + (int64_t)size;
659 goto need_realloc;
660 }
661 ist->is_start=0;
ff4905a5
MN		 662
663 memset(input_tmp, 0, byte_delta);
664 memcpy(input_tmp + byte_delta, buf, size);
665 buf= input_tmp;
666 size += byte_delta;
667 if(verbose > 2)
668 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
669 }
670 }else if(audio_sync_method>1){
f66e4f5f 671 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN		 672 assert(ost->audio_resample);
673 if(verbose > 2)
674 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 675// 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		 676 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
677 }
115329f1 678 }
986ebcdb 679 }else
b4a3389e 680 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
41dd680d 681 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB		 682
683 if (ost->audio_resample) {
684 buftmp = audio_buf;
115329f1 685 size_out = audio_resample(ost->resample,
85f07f22 686 (short *)buftmp, (short *)buf,
287ba997
PR		 687 size / (ist->st->codec->channels * isize));
688 size_out = size_out * enc->channels * osize;
85f07f22
FB		 689 } else {
690 buftmp = buf;
691 size_out = size;
692 }
693
d1e3c6fd 694 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 695 const void *ibuf[6]= {buftmp};
80f47250 696 void *obuf[6]= {audio_buf};
287ba997
PR		 697 int istride[6]= {isize};
698 int ostride[6]= {osize};
a79db0f7
PR		 699 int len= size_out/istride[0];
700 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
701 printf("av_audio_convert() failed\n");
f2abc559
BC		 702 if (exit_on_error)
703 av_exit(1);
a79db0f7
PR		 704 return;
705 }
80f47250 706 buftmp = audio_buf;
287ba997 707 size_out = len*osize;
a79db0f7
PR		 708 }
709
85f07f22 710 /* now encode as many frames as possible */
a0663ba4 711 if (enc->frame_size > 1) {
85f07f22 712 /* output resampled raw samples */
41dd680d 713 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5
SS		 714 fprintf(stderr, "av_fifo_realloc2() failed\n");
715 av_exit(1);
716 }
41dd680d 717 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 718
287ba997 719 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 720
41dd680d 721 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN		 722 AVPacket pkt;
723 av_init_packet(&pkt);
724
3898eed8 725 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 726
5bc440e7
MN		 727 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
728
115329f1 729 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 730 (short *)audio_buf);
528271ff
MN		 731 if (ret < 0) {
732 fprintf(stderr, "Audio encoding failed\n");
733 av_exit(1);
734 }
1008ceb3 735 audio_size += ret;
e928649b
MN		 736 pkt.stream_index= ost->index;
737 pkt.data= audio_out;
738 pkt.size= ret;
e7902f20 739 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 740 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 741 pkt.flags |= PKT_FLAG_KEY;
748c2fca 742 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 743
986ebcdb 744 ost->sync_opts += enc->frame_size;
85f07f22
FB		 745 }
746 } else {
e928649b
MN		 747 AVPacket pkt;
748 av_init_packet(&pkt);
986ebcdb 749
287ba997 750 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 751
a0663ba4 752 /* output a pcm frame */
287ba997
PR		 753 /* determine the size of the coded buffer */
754 size_out /= osize;
755 if (coded_bps)
060b8592 756 size_out = size_out*coded_bps/8;
287ba997 757
5ee05a62
MN		 758 if(size_out > audio_out_size){
759 fprintf(stderr, "Internal error, buffer size too small\n");
760 av_exit(1);
761 }
762
5bc440e7 763 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 764 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 765 (short *)buftmp);
528271ff
MN		 766 if (ret < 0) {
767 fprintf(stderr, "Audio encoding failed\n");
768 av_exit(1);
769 }
1008ceb3 770 audio_size += ret;
e928649b
MN		 771 pkt.stream_index= ost->index;
772 pkt.data= audio_out;
773 pkt.size= ret;
e7902f20 774 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 775 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 776 pkt.flags |= PKT_FLAG_KEY;
748c2fca 777 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB		 778 }
779}
780
10d104e4
PG		 781static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
782{
783 AVCodecContext *dec;
784 AVPicture *picture2;
785 AVPicture picture_tmp;
0c1a9eda 786 uint8_t *buf = 0;
10d104e4 787
01f4895c 788 dec = ist->st->codec;
10d104e4
PG		 789
790 /* deinterlace : must be done before any resize */
fdf11906 791 if (do_deinterlace) {
10d104e4
PG		 792 int size;
793
794 /* create temporary picture */
795 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
796 buf = av_malloc(size);
797 if (!buf)
798 return;
115329f1 799
10d104e4
PG		 800 picture2 = &picture_tmp;
801 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
802
9e1cc598
RP		 803 if(avpicture_deinterlace(picture2, picture,
804 dec->pix_fmt, dec->width, dec->height) < 0) {
805 /* if error, do not deinterlace */
806 fprintf(stderr, "Deinterlacing failed\n");
807 av_free(buf);
808 buf = NULL;
809 picture2 = picture;
810 }
10d104e4
PG		 811 } else {
812 picture2 = picture;
813 }
814
10d104e4
PG		 815 if (picture != picture2)
816 *picture = *picture2;
817 *bufp = buf;
818}
819
ec5517d5
FB		 820/* we begin to correct av delay at this threshold */
821#define AV_DELAY_MAX 0.100
85f07f22 822
115329f1
DB		 823static void do_subtitle_out(AVFormatContext *s,
824 AVOutputStream *ost,
cf7fc795
FB		 825 AVInputStream *ist,
826 AVSubtitle *sub,
827 int64_t pts)
828{
829 static uint8_t *subtitle_out = NULL;
7f4fca03 830 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB		 831 int subtitle_out_size, nb, i;
832 AVCodecContext *enc;
833 AVPacket pkt;
834
835 if (pts == AV_NOPTS_VALUE) {
836 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559
BC		 837 if (exit_on_error)
838 av_exit(1);
cf7fc795
FB		 839 return;
840 }
841
01f4895c 842 enc = ost->st->codec;
cf7fc795
FB		 843
844 if (!subtitle_out) {
845 subtitle_out = av_malloc(subtitle_out_max_size);
846 }
847
848 /* Note: DVB subtitle need one packet to draw them and one other
849 packet to clear them */
850 /* XXX: signal it in the codec context ? */
851 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
852 nb = 2;
853 else
854 nb = 1;
855
856 for(i = 0; i < nb; i++) {
4bbe788a 857 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD		 858 // start_display_time is required to be 0
859 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
860 sub->end_display_time -= sub->start_display_time;
861 sub->start_display_time = 0;
115329f1 862 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 863 subtitle_out_max_size, sub);
266649a5
RD		 864 if (subtitle_out_size < 0) {
865 fprintf(stderr, "Subtitle encoding failed\n");
866 av_exit(1);
867 }
115329f1 868
cf7fc795
FB		 869 av_init_packet(&pkt);
870 pkt.stream_index = ost->index;
871 pkt.data = subtitle_out;
872 pkt.size = subtitle_out_size;
8b03c014 873 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB		 874 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
875 /* XXX: the pts correction is handled here. Maybe handling
876 it in the codec would be better */
877 if (i == 0)
878 pkt.pts += 90 * sub->start_display_time;
879 else
880 pkt.pts += 90 * sub->end_display_time;
881 }
748c2fca 882 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB		 883 }
884}
885
8a6cb114 886static int bit_buffer_size= 1024*256;
27537106 887static uint8_t *bit_buffer= NULL;
1ff93ffc 888
115329f1
DB		 889static void do_video_out(AVFormatContext *s,
890 AVOutputStream *ost,
85f07f22 891 AVInputStream *ist,
7a0f9d7e 892 AVFrame *in_picture,
986ebcdb 893 int *frame_size)
85f07f22 894{
ec5517d5 895 int nb_frames, i, ret;
352666c1 896 int64_t topBand, bottomBand, leftBand, rightBand;
07d0cdfc 897 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 898 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 899 AVCodecContext *enc, *dec;
115329f1 900
a4d36c11 901 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 902 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 903
01f4895c
MN		 904 enc = ost->st->codec;
905 dec = ist->st->codec;
85f07f22 906
ec5517d5
FB		 907 /* by default, we output a single frame */
908 nb_frames = 1;
909
204c0f48
PG		 910 *frame_size = 0;
911
9ff261a2 912 if(video_sync_method){
10d104e4 913 double vdelta;
b4a3389e 914 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN		 915 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
916 if (vdelta < -1.1)
917 nb_frames = 0;
e6fdc2b1
MN		 918 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
919 if(vdelta<=-0.6){
920 nb_frames=0;
921 }else if(vdelta>0.6)
880add37 922 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
e6fdc2b1 923 }else if (vdelta > 1.1)
70122f29 924 nb_frames = lrintf(vdelta);
fc6765d7 925//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		 926 if (nb_frames == 0){
927 ++nb_frames_drop;
928 if (verbose>2)
929 fprintf(stderr, "*** drop!\n");
8300609b 930 }else if (nb_frames > 1) {
ed30e518 931 nb_frames_dup += nb_frames - 1;
50c3dd32 932 if (verbose>2)
8300609b 933 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN		 934 }
935 }else
b4a3389e 936 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 937
7ca60994 938 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 939 if (nb_frames <= 0)
85f07f22 940 return;
ce7c56c2 941
07d0cdfc 942 if (ost->video_crop) {
636d6a4a 943 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
49a06a4d 944 fprintf(stderr, "error cropping picture\n");
f2abc559
BC		 945 if (exit_on_error)
946 av_exit(1);
4e780252 947 return;
07d0cdfc
LA		 948 }
949 formatted_picture = &picture_crop_temp;
18a54b04
LA		 950 } else {
951 formatted_picture = in_picture;
07d0cdfc
LA		 952 }
953
954 final_picture = formatted_picture;
955 padding_src = formatted_picture;
956 resampling_dst = &ost->pict_tmp;
957 if (ost->video_pad) {
958 final_picture = &ost->pict_tmp;
959 if (ost->video_resample) {
636d6a4a 960 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
49a06a4d 961 fprintf(stderr, "error padding picture\n");
f2abc559
BC		 962 if (exit_on_error)
963 av_exit(1);
4e780252 964 return;
07d0cdfc
LA		 965 }
966 resampling_dst = &picture_pad_temp;
967 }
968 }
969
b83ccbff
MN		 970 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
971 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
972 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
973
974 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));
975 if(!ost->video_resample)
976 av_exit(1);
977 }
978
85f07f22 979 if (ost->video_resample) {
07d0cdfc 980 padding_src = NULL;
34b10a57 981 final_picture = &ost->pict_tmp;
352666c1 982 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
01a3c821
JGG		 983 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
984 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 985
352666c1
EB		 986 /* keep bands proportional to the frame size */
987 topBand = ((int64_t)ist->st->codec->height * ost->original_topBand / ost->original_height) & ~1;
988 bottomBand = ((int64_t)ist->st->codec->height * ost->original_bottomBand / ost->original_height) & ~1;
989 leftBand = ((int64_t)ist->st->codec->width * ost->original_leftBand / ost->original_width) & ~1;
990 rightBand = ((int64_t)ist->st->codec->width * ost->original_rightBand / ost->original_width) & ~1;
991
992 /* sanity check to ensure no bad band sizes sneak in */
993 assert(topBand <= INT_MAX && topBand >= 0);
994 assert(bottomBand <= INT_MAX && bottomBand >= 0);
995 assert(leftBand <= INT_MAX && leftBand >= 0);
996 assert(rightBand <= INT_MAX && rightBand >= 0);
997
998 ost->topBand = topBand;
999 ost->bottomBand = bottomBand;
1000 ost->leftBand = leftBand;
1001 ost->rightBand = rightBand;
1002
1003 ost->resample_height = ist->st->codec->height - (ost->topBand + ost->bottomBand);
1004 ost->resample_width = ist->st->codec->width - (ost->leftBand + ost->rightBand);
01a3c821 1005 ost->resample_pix_fmt= ist->st->codec->pix_fmt;
352666c1
EB		 1006
1007 /* initialize a new scaler context */
1008 sws_freeContext(ost->img_resample_ctx);
1009 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1010 ost->img_resample_ctx = sws_getContext(
1011 ist->st->codec->width - (ost->leftBand + ost->rightBand),
1012 ist->st->codec->height - (ost->topBand + ost->bottomBand),
1013 ist->st->codec->pix_fmt,
1014 ost->st->codec->width - (ost->padleft + ost->padright),
1015 ost->st->codec->height - (ost->padtop + ost->padbottom),
1016 ost->st->codec->pix_fmt,
1017 sws_flags, NULL, NULL, NULL);
1018 if (ost->img_resample_ctx == NULL) {
1019 fprintf(stderr, "Cannot get resampling context\n");
1020 av_exit(1);
1021 }
1022 }
18a54b04
LA		 1023 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
1024 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 1025 }
07d0cdfc
LA		 1026
1027 if (ost->video_pad) {
636d6a4a 1028 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA		 1029 enc->height, enc->width, enc->pix_fmt,
1030 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 1031 }
07d0cdfc 1032
85f07f22 1033 /* duplicates frame if needed */
ec5517d5 1034 for(i=0;i<nb_frames;i++) {
e928649b
MN		 1035 AVPacket pkt;
1036 av_init_packet(&pkt);
1037 pkt.stream_index= ost->index;
1038
e8750b00
FR		 1039 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1040 /* raw pictures are written as AVPicture structure to
1041 avoid any copies. We support temorarily the older
1042 method. */
2744ca9a 1043 AVFrame* old_frame = enc->coded_frame;
bb270c08 1044 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN		 1045 pkt.data= (uint8_t *)final_picture;
1046 pkt.size= sizeof(AVPicture);
b4dba580
MN		 1047 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
1048 pkt.flags |= PKT_FLAG_KEY;
e928649b 1049
748c2fca 1050 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 1051 enc->coded_frame = old_frame;
e8750b00 1052 } else {
492cd3a9 1053 AVFrame big_picture;
a4d36c11
MN		 1054
1055 big_picture= *final_picture;
7a0f9d7e
FB		 1056 /* better than nothing: use input picture interlaced
1057 settings */
1058 big_picture.interlaced_frame = in_picture->interlaced_frame;
636f1c4c 1059 if(avcodec_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN		 1060 if(top_field_first == -1)
1061 big_picture.top_field_first = in_picture->top_field_first;
1062 else
2a8edc5d 1063 big_picture.top_field_first = top_field_first;
bb198e19 1064 }
7a0f9d7e 1065
85f07f22
FB		 1066 /* handles sameq here. This is not correct because it may
1067 not be a global option */
1068 if (same_quality) {
1e491e29
MN		 1069 big_picture.quality = ist->st->quality;
1070 }else
1071 big_picture.quality = ost->st->quality;
f4f3223f
MN		 1072 if(!me_threshold)
1073 big_picture.pict_type = 0;
50c3dd32 1074// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN		 1075 big_picture.pts= ost->sync_opts;
1076// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1077//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 1078 ret = avcodec_encode_video(enc,
8a6cb114 1079 bit_buffer, bit_buffer_size,
1e491e29 1080 &big_picture);
95af5e1c 1081 if (ret < 0) {
4156a436 1082 fprintf(stderr, "Video encoding failed\n");
296df4e7 1083 av_exit(1);
4156a436 1084 }
54e28a85 1085
4bbc6260 1086 if(ret>0){
27537106 1087 pkt.data= bit_buffer;
e928649b 1088 pkt.size= ret;
e6b4e4ff 1089 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1090 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1091/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN		 1092 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1093 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1094
e6b4e4ff 1095 if(enc->coded_frame->key_frame)
e928649b 1096 pkt.flags |= PKT_FLAG_KEY;
748c2fca 1097 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b 1098 *frame_size = ret;
44eb047a 1099 video_size += ret;
54e28a85
BC		 1100 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1101 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN		 1102 /* if two pass, output log */
1103 if (ost->logfile && enc->stats_out) {
1104 fprintf(ost->logfile, "%s", enc->stats_out);
1105 }
5abdb4b1 1106 }
85f07f22 1107 }
50c3dd32 1108 ost->sync_opts++;
ec5517d5 1109 ost->frame_number++;
85f07f22
FB		 1110 }
1111}
1112
140cb663 1113static double psnr(double d){
b29f97d1 1114 return -10.0*log(d)/log(10.0);
140cb663
MN		 1115}
1116
115329f1 1117static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1118 int frame_size)
ce7c56c2 1119{
ce7c56c2
J		 1120 AVCodecContext *enc;
1121 int frame_number;
ce7c56c2 1122 double ti1, bitrate, avg_bitrate;
115329f1 1123
b60d1379 1124 /* this is executed just the first time do_video_stats is called */
032aa7df
SS		 1125 if (!vstats_file) {
1126 vstats_file = fopen(vstats_filename, "w");
1127 if (!vstats_file) {
4bd0c2b1 1128 perror("fopen");
296df4e7 1129 av_exit(1);
4bd0c2b1
BF		 1130 }
1131 }
1132
01f4895c 1133 enc = ost->st->codec;
ce7c56c2 1134 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 1135 frame_number = ost->frame_number;
032aa7df 1136 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1137 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1138 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1139
032aa7df 1140 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1141 /* compute pts value */
c0df9d75 1142 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J		 1143 if (ti1 < 0.01)
1144 ti1 = 0.01;
115329f1 1145
c0df9d75 1146 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1147 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1148 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1149 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1150 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1151 }
ec5517d5
FB		 1152}
1153
b29f97d1 1154static void print_report(AVFormatContext **output_files,
bb270c08
DB		 1155 AVOutputStream **ost_table, int nb_ostreams,
1156 int is_last_report)
ec5517d5
FB		 1157{
1158 char buf[1024];
1159 AVOutputStream *ost;
b5ee9c23 1160 AVFormatContext *oc;
0c1a9eda 1161 int64_t total_size;
ec5517d5
FB		 1162 AVCodecContext *enc;
1163 int frame_number, vid, i;
1164 double bitrate, ti1, pts;
0c1a9eda 1165 static int64_t last_time = -1;
0888fd22 1166 static int qp_histogram[52];
115329f1 1167
ec5517d5 1168 if (!is_last_report) {
0c1a9eda 1169 int64_t cur_time;
ec5517d5
FB		 1170 /* display the report every 0.5 seconds */
1171 cur_time = av_gettime();
1172 if (last_time == -1) {
1173 last_time = cur_time;
1174 return;
115329f1 1175 }
ec5517d5
FB		 1176 if ((cur_time - last_time) < 500000)
1177 return;
1178 last_time = cur_time;
1179 }
1180
ce7c56c2 1181
ec5517d5
FB		 1182 oc = output_files[0];
1183
899681cd 1184 total_size = url_fsize(oc->pb);
859d95ba 1185 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1186 total_size= url_ftell(oc->pb);
115329f1 1187
ec5517d5
FB		 1188 buf[0] = '\0';
1189 ti1 = 1e10;
1190 vid = 0;
1191 for(i=0;i<nb_ostreams;i++) {
1192 ost = ost_table[i];
01f4895c 1193 enc = ost->st->codec;
10d104e4 1194 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 1195 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1196 !ost->st->stream_copy ?
99fb79b5 1197 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1198 }
ec5517d5 1199 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW		 1200 float t = (av_gettime()-timer_start) / 1000000.0;
1201
ec5517d5 1202 frame_number = ost->frame_number;
7fc98937
LW		 1203 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1204 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1205 !ost->st->stream_copy ?
99fb79b5 1206 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1207 if(is_last_report)
0ecca7a4 1208 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1209 if(qp_hist){
0888fd22
MN		 1210 int j;
1211 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1212 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN		 1213 qp_histogram[qp]++;
1214 for(j=0; j<32; j++)
1215 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1216 }
890972be
MN		 1217 if (enc->flags&CODEC_FLAG_PSNR){
1218 int j;
1219 double error, error_sum=0;
1220 double scale, scale_sum=0;
1221 char type[3]= {'Y','U','V'};
0ecca7a4 1222 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN		 1223 for(j=0; j<3; j++){
1224 if(is_last_report){
1225 error= enc->error[j];
1226 scale= enc->width*enc->height*255.0*255.0*frame_number;
1227 }else{
1228 error= enc->coded_frame->error[j];
1229 scale= enc->width*enc->height*255.0*255.0;
1230 }
1231 if(j) scale/=4;
1232 error_sum += error;
1233 scale_sum += scale;
0ecca7a4 1234 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1235 }
0ecca7a4 1236 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1237 }
ec5517d5
FB		 1238 vid = 1;
1239 }
1240 /* compute min output value */
43924f01 1241 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1242 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 1243 ti1 = pts;
1244 }
1245 if (ti1 < 0.01)
1246 ti1 = 0.01;
115329f1 1247
f068206e
BE		 1248 if (verbose || is_last_report) {
1249 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB		 1250
1251 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1252 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1253 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1254
0f649d66 1255 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB		 1256 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1257 nb_frames_dup, nb_frames_drop);
115329f1 1258
d8019eb5
AD		 1259 if (verbose >= 0)
1260 fprintf(stderr, "%s \r", buf);
1261
ec5517d5
FB		 1262 fflush(stderr);
1263 }
115329f1 1264
1008ceb3
MN		 1265 if (is_last_report && verbose >= 0){
1266 int64_t raw= audio_size + video_size + extra_size;
f068206e 1267 fprintf(stderr, "\n");
1008ceb3
MN		 1268 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1269 video_size/1024.0,
1270 audio_size/1024.0,
1271 extra_size/1024.0,
1272 100.0*(total_size - raw)/raw
1273 );
1274 }
ce7c56c2
J		 1275}
1276
a700a6ae
FB		 1277/* pkt = NULL means EOF (needed to flush decoder buffers) */
1278static int output_packet(AVInputStream *ist, int ist_index,
1279 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1280 const AVPacket *pkt)
a700a6ae
FB		 1281{
1282 AVFormatContext *os;
1283 AVOutputStream *ost;
ede0e475 1284 int ret, i;
8157483d 1285 int got_picture;
a700a6ae 1286 AVFrame picture;
a700a6ae 1287 void *buffer_to_free;
f038fe8b 1288 static unsigned int samples_size= 0;
cf7fc795
FB		 1289 AVSubtitle subtitle, *subtitle_to_free;
1290 int got_subtitle;
ede0e475 1291 AVPacket avpkt;
9d66ef18 1292 int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
ede0e475 1293
ed923859
MN		 1294 if(ist->next_pts == AV_NOPTS_VALUE)
1295 ist->next_pts= ist->pts;
1296
a700a6ae
FB		 1297 if (pkt == NULL) {
1298 /* EOF handling */
031e14ea 1299 av_init_packet(&avpkt);
ede0e475
TB		 1300 avpkt.data = NULL;
1301 avpkt.size = 0;
a700a6ae 1302 goto handle_eof;
031e14ea
TB		 1303 } else {
1304 avpkt = *pkt;
a700a6ae
FB		 1305 }
1306
b1b818fc
MN		 1307 if(pkt->dts != AV_NOPTS_VALUE)
1308 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1309
bd6754aa 1310 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1311 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
036c1382
MN		 1312 uint8_t *data_buf, *decoded_data_buf;
1313 int data_size, decoded_data_size;
a700a6ae 1314 handle_eof:
b1b818fc 1315 ist->pts= ist->next_pts;
19d5da50 1316
d859bb1d 1317 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1318 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1319 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN		 1320 ist->showed_multi_packet_warning=1;
1321 }
40cb57a2 1322
a700a6ae 1323 /* decode the packet if needed */
036c1382
MN		 1324 decoded_data_buf = NULL; /* fail safe */
1325 decoded_data_size= 0;
1326 data_buf = avpkt.data;
1327 data_size = avpkt.size;
cf7fc795 1328 subtitle_to_free = NULL;
a700a6ae 1329 if (ist->decoding_needed) {
01f4895c 1330 switch(ist->st->codec->codec_type) {
df84ac2e 1331 case CODEC_TYPE_AUDIO:{
81b060fa
LM		 1332 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1333 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1334 av_free(samples);
1335 samples= av_malloc(samples_size);
1336 }
036c1382 1337 decoded_data_size= samples_size;
a700a6ae
FB		 1338 /* XXX: could avoid copy if PCM 16 bits with same
1339 endianness as CPU */
036c1382 1340 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1341 &avpkt);
a700a6ae
FB		 1342 if (ret < 0)
1343 goto fail_decode;
ede0e475
TB		 1344 avpkt.data += ret;
1345 avpkt.size -= ret;
036c1382 1346 data_size = ret;
a700a6ae 1347 /* Some bug in mpeg audio decoder gives */
036c1382
MN		 1348 /* decoded_data_size < 0, it seems they are overflows */
1349 if (decoded_data_size <= 0) {
a700a6ae
FB		 1350 /* no audio frame */
1351 continue;
1352 }
036c1382
MN		 1353 decoded_data_buf = (uint8_t *)samples;
1354 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1355 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1356 break;}
a700a6ae 1357 case CODEC_TYPE_VIDEO:
036c1382 1358 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1359 /* XXX: allocate picture correctly */
9740beff
MN		 1360 avcodec_get_frame_defaults(&picture);
1361
ede0e475
TB		 1362 ret = avcodec_decode_video2(ist->st->codec,
1363 &picture, &got_picture, &avpkt);
a700a6ae 1364 ist->st->quality= picture.quality;
115329f1 1365 if (ret < 0)
a700a6ae
FB		 1366 goto fail_decode;
1367 if (!got_picture) {
1368 /* no picture yet */
1369 goto discard_packet;
1370 }
01f4895c 1371 if (ist->st->codec->time_base.num != 0) {
3797c74b 1372 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1373 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1374 ist->st->codec->time_base.num * ticks) /
01f4895c 1375 ist->st->codec->time_base.den;
a700a6ae 1376 }
ede0e475 1377 avpkt.size = 0;
a700a6ae 1378 break;
cf7fc795 1379 case CODEC_TYPE_SUBTITLE:
ede0e475
TB		 1380 ret = avcodec_decode_subtitle2(ist->st->codec,
1381 &subtitle, &got_subtitle, &avpkt);
cf7fc795 1382 if (ret < 0)
a700a6ae 1383 goto fail_decode;
cf7fc795
FB		 1384 if (!got_subtitle) {
1385 goto discard_packet;
a700a6ae 1386 }
cf7fc795 1387 subtitle_to_free = &subtitle;
ede0e475 1388 avpkt.size = 0;
cf7fc795
FB		 1389 break;
1390 default:
1391 goto fail_decode;
1392 }
1393 } else {
bde0705c
LW		 1394 switch(ist->st->codec->codec_type) {
1395 case CODEC_TYPE_AUDIO:
1396 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1397 ist->st->codec->sample_rate;
bde0705c
LW		 1398 break;
1399 case CODEC_TYPE_VIDEO:
1400 if (ist->st->codec->time_base.num != 0) {
3797c74b 1401 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1402 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1403 ist->st->codec->time_base.num * ticks) /
bde0705c 1404 ist->st->codec->time_base.den;
2fef0bdf 1405 }
bde0705c 1406 break;
a700a6ae 1407 }
ede0e475
TB		 1408 ret = avpkt.size;
1409 avpkt.size = 0;
bde0705c 1410 }
a700a6ae 1411
bde0705c
LW		 1412 buffer_to_free = NULL;
1413 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1414 pre_process_video_frame(ist, (AVPicture *)&picture,
1415 &buffer_to_free);
1416 }
a700a6ae 1417
bde0705c
LW		 1418 // preprocess audio (volume)
1419 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1420 if (audio_volume != 256) {
1421 short *volp;
1422 volp = samples;
036c1382 1423 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW		 1424 int v = ((*volp) * audio_volume + 128) >> 8;
1425 if (v < -32768) v = -32768;
1426 if (v > 32767) v = 32767;
1427 *volp++ = v;
7e987c33
C		 1428 }
1429 }
bde0705c 1430 }
7e987c33 1431
bde0705c 1432 /* frame rate emulation */
3a25ca18 1433 if (rate_emu) {
cb103a19 1434 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW		 1435 int64_t now = av_gettime() - ist->start;
1436 if (pts > now)
1437 usleep(pts - now);
bde0705c 1438 }
a700a6ae 1439
bde0705c
LW		 1440 /* if output time reached then transcode raw format,
1441 encode packets and output them */
1442 if (start_time == 0 || ist->pts >= start_time)
1443 for(i=0;i<nb_ostreams;i++) {
1444 int frame_size;
a700a6ae 1445
bde0705c
LW		 1446 ost = ost_table[i];
1447 if (ost->source_index == ist_index) {
1448 os = output_files[ost->file_index];
a700a6ae 1449
bde0705c
LW		 1450 /* set the input output pts pairs */
1451 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1452
1453 if (ost->encoding_needed) {
036c1382 1454 assert(ist->decoding_needed);
bde0705c
LW		 1455 switch(ost->st->codec->codec_type) {
1456 case CODEC_TYPE_AUDIO:
036c1382 1457 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c
LW		 1458 break;
1459 case CODEC_TYPE_VIDEO:
1460 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1461 if (vstats_filename && frame_size)
bde0705c
LW		 1462 do_video_stats(os, ost, frame_size);
1463 break;
1464 case CODEC_TYPE_SUBTITLE:
1465 do_subtitle_out(os, ost, ist, &subtitle,
1466 pkt->pts);
1467 break;
1468 default:
0f4e8165 1469 abort();
bde0705c
LW		 1470 }
1471 } else {
1472 AVFrame avframe; //FIXME/XXX remove this
1473 AVPacket opkt;
cdf38a17
MN		 1474 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1475
bde0705c
LW		 1476 av_init_packet(&opkt);
1477
50e3477f 1478 if ((!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN		 1479 continue;
1480
bde0705c
LW		 1481 /* no reencoding needed : output the packet directly */
1482 /* force the input stream PTS */
1483
1484 avcodec_get_frame_defaults(&avframe);
1485 ost->st->codec->coded_frame= &avframe;
1486 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1487
1488 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1489 audio_size += data_size;
1490 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1491 video_size += data_size;
1492 ost->sync_opts++;
1493 }
1494
1495 opkt.stream_index= ost->index;
1496 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1497 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW		 1498 else
1499 opkt.pts= AV_NOPTS_VALUE;
1500
d2ce2f5e 1501 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1502 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC		 1503 else
1504 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1505 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1506
a03d59b7 1507 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW		 1508 opkt.flags= pkt->flags;
1509
1510 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN		 1511 if( ost->st->codec->codec_id != CODEC_ID_H264
1512 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1513 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1514 ) {
9f907d85
MN		 1515 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1516 opkt.destruct= av_destruct_packet;
d310d56a
BC		 1517 } else {
1518 opkt.data = data_buf;
1519 opkt.size = data_size;
1520 }
bde0705c 1521
8b389f15 1522 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW		 1523 ost->st->codec->frame_number++;
1524 ost->frame_number++;
1525 av_free_packet(&opkt);
a700a6ae
FB		 1526 }
1527 }
bde0705c
LW		 1528 }
1529 av_free(buffer_to_free);
1530 /* XXX: allocate the subtitles in the codec ? */
1531 if (subtitle_to_free) {
1532 if (subtitle_to_free->rects != NULL) {
1533 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN		 1534 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1535 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1536 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1537 }
bde0705c 1538 av_freep(&subtitle_to_free->rects);
cf7fc795 1539 }
bde0705c
LW		 1540 subtitle_to_free->num_rects = 0;
1541 subtitle_to_free = NULL;
a700a6ae 1542 }
bde0705c 1543 }
a700a6ae 1544 discard_packet:
6f824977
MN		 1545 if (pkt == NULL) {
1546 /* EOF handling */
115329f1 1547
6f824977
MN		 1548 for(i=0;i<nb_ostreams;i++) {
1549 ost = ost_table[i];
1550 if (ost->source_index == ist_index) {
01f4895c 1551 AVCodecContext *enc= ost->st->codec;
6f824977 1552 os = output_files[ost->file_index];
115329f1 1553
01f4895c 1554 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1555 continue;
01f4895c 1556 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN		 1557 continue;
1558
1559 if (ost->encoding_needed) {
1560 for(;;) {
1561 AVPacket pkt;
cef7cc72 1562 int fifo_bytes;
6f824977
MN		 1563 av_init_packet(&pkt);
1564 pkt.stream_index= ost->index;
115329f1 1565
01f4895c 1566 switch(ost->st->codec->codec_type) {
115329f1 1567 case CODEC_TYPE_AUDIO:
41dd680d 1568 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR		 1569 ret = 0;
1570 /* encode any samples remaining in fifo */
b10d7e4e 1571 if (fifo_bytes > 0) {
22c4c3e0 1572 int osize = av_get_bits_per_sample_format(enc->sample_fmt) >> 3;
cef7cc72 1573 int fs_tmp = enc->frame_size;
b10d7e4e 1574
3898eed8 1575 av_fifo_generic_read(ost->fifo, samples, fifo_bytes, NULL);
b10d7e4e
BC		 1576 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1577 enc->frame_size = fifo_bytes / (osize * enc->channels);
1578 } else { /* pad */
1579 int frame_bytes = enc->frame_size*osize*enc->channels;
1580 if (samples_size < frame_bytes)
1581 av_exit(1);
1582 memset((uint8_t*)samples+fifo_bytes, 0, frame_bytes - fifo_bytes);
1583 }
1584
c573eb85 1585 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
7c8689ef
BC		 1586 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1587 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1588 enc->frame_size = fs_tmp;
9e0db7d5
MN		 1589 }
1590 if(ret <= 0) {
cef7cc72
JR		 1591 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1592 }
528271ff
MN		 1593 if (ret < 0) {
1594 fprintf(stderr, "Audio encoding failed\n");
1595 av_exit(1);
1596 }
6f824977
MN		 1597 audio_size += ret;
1598 pkt.flags |= PKT_FLAG_KEY;
1599 break;
1600 case CODEC_TYPE_VIDEO:
8a6cb114 1601 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN		 1602 if (ret < 0) {
1603 fprintf(stderr, "Video encoding failed\n");
1604 av_exit(1);
1605 }
6f824977
MN		 1606 video_size += ret;
1607 if(enc->coded_frame && enc->coded_frame->key_frame)
1608 pkt.flags |= PKT_FLAG_KEY;
1609 if (ost->logfile && enc->stats_out) {
1610 fprintf(ost->logfile, "%s", enc->stats_out);
1611 }
1612 break;
1613 default:
1614 ret=-1;
1615 }
115329f1 1616
6f824977
MN		 1617 if(ret<=0)
1618 break;
27537106 1619 pkt.data= bit_buffer;
6f824977 1620 pkt.size= ret;
e7902f20 1621 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1622 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1623 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN		 1624 }
1625 }
1626 }
1627 }
1628 }
115329f1 1629
a700a6ae
FB		 1630 return 0;
1631 fail_decode:
1632 return -1;
1633}
1634
6d1ba1ac
LA		 1635static void print_sdp(AVFormatContext **avc, int n)
1636{
1637 char sdp[2048];
1638
1639 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1640 printf("SDP:\n%s\n", sdp);
536cd1db 1641 fflush(stdout);
6d1ba1ac 1642}
a700a6ae 1643
50e143c4
NS		 1644static int stream_index_from_inputs(AVFormatContext **input_files,
1645 int nb_input_files,
1646 AVInputFile *file_table,
1647 AVInputStream **ist_table,
1648 enum CodecType type,
1649 int programid)
1650{
c1a4cdf9 1651 int p, q, z;
50e143c4
NS		 1652 for(z=0; z<nb_input_files; z++) {
1653 AVFormatContext *ic = input_files[z];
1654 for(p=0; p<ic->nb_programs; p++) {
1655 AVProgram *program = ic->programs[p];
1656 if(program->id != programid)
1657 continue;
1658 for(q=0; q<program->nb_stream_indexes; q++) {
1659 int sidx = program->stream_index[q];
1660 int ris = file_table[z].ist_index + sidx;
1661 if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
1662 return ris;
1663 }
1664 }
1665 }
1666
1667 return -1;
1668}
1669
85f07f22
FB		 1670/*
1671 * The following code is the main loop of the file converter
1672 */
1673static int av_encode(AVFormatContext **output_files,
1674 int nb_output_files,
1675 AVFormatContext **input_files,
1676 int nb_input_files,
1677 AVStreamMap *stream_maps, int nb_stream_maps)
1678{
002c95d7 1679 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB		 1680 AVFormatContext *is, *os;
1681 AVCodecContext *codec, *icodec;
1682 AVOutputStream *ost, **ost_table = NULL;
1683 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1684 AVInputFile *file_table;
002c95d7 1685 char error[1024];
cb09b2ed 1686 int key;
6d1ba1ac 1687 int want_sdp = 1;
545465ec
MN		 1688 uint8_t no_packet[MAX_FILES]={0};
1689 int no_packet_count=0;
bdc4796f 1690
90901860 1691 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB		 1692 if (!file_table)
1693 goto fail;
115329f1 1694
85f07f22
FB		 1695 /* input stream init */
1696 j = 0;
1697 for(i=0;i<nb_input_files;i++) {
1698 is = input_files[i];
1699 file_table[i].ist_index = j;
79fdaa4c 1700 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB		 1701 j += is->nb_streams;
1702 }
1703 nb_istreams = j;
1704
1705 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1706 if (!ist_table)
bdc4796f 1707 goto fail;
115329f1 1708
85f07f22
FB		 1709 for(i=0;i<nb_istreams;i++) {
1710 ist = av_mallocz(sizeof(AVInputStream));
1711 if (!ist)
1712 goto fail;
1713 ist_table[i] = ist;
1714 }
1715 j = 0;
1716 for(i=0;i<nb_input_files;i++) {
1717 is = input_files[i];
1718 for(k=0;k<is->nb_streams;k++) {
1719 ist = ist_table[j++];
1720 ist->st = is->streams[k];
1721 ist->file_index = i;
1722 ist->index = k;
1723 ist->discard = 1; /* the stream is discarded by default
1724 (changed later) */
bdfcbbed 1725
3a25ca18 1726 if (rate_emu) {
bdfcbbed 1727 ist->start = av_gettime();
bdfcbbed 1728 }
85f07f22
FB		 1729 }
1730 }
1731
1732 /* output stream init */
1733 nb_ostreams = 0;
1734 for(i=0;i<nb_output_files;i++) {
1735 os = output_files[i];
8a7bde1c 1736 if (!os->nb_streams) {
fc5d0db5
SS		 1737 dump_format(output_files[i], i, output_files[i]->filename, 1);
1738 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
296df4e7 1739 av_exit(1);
8a7bde1c 1740 }
85f07f22
FB		 1741 nb_ostreams += os->nb_streams;
1742 }
1743 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1744 fprintf(stderr, "Number of stream maps must match number of output streams\n");
296df4e7 1745 av_exit(1);
85f07f22
FB		 1746 }
1747
bd073980
BF		 1748 /* Sanity check the mapping args -- do the input files & streams exist? */
1749 for(i=0;i<nb_stream_maps;i++) {
1750 int fi = stream_maps[i].file_index;
1751 int si = stream_maps[i].stream_index;
115329f1 1752
bd073980
BF		 1753 if (fi < 0 || fi > nb_input_files - 1 ||
1754 si < 0 || si > file_table[fi].nb_streams - 1) {
1755 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
296df4e7 1756 av_exit(1);
bd073980 1757 }
b4a3389e
WG		 1758 fi = stream_maps[i].sync_file_index;
1759 si = stream_maps[i].sync_stream_index;
1760 if (fi < 0 || fi > nb_input_files - 1 ||
1761 si < 0 || si > file_table[fi].nb_streams - 1) {
1762 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
296df4e7 1763 av_exit(1);
b4a3389e 1764 }
bd073980 1765 }
115329f1 1766
85f07f22
FB		 1767 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1768 if (!ost_table)
1769 goto fail;
1770 for(i=0;i<nb_ostreams;i++) {
1771 ost = av_mallocz(sizeof(AVOutputStream));
1772 if (!ost)
1773 goto fail;
1774 ost_table[i] = ost;
1775 }
115329f1 1776
85f07f22
FB		 1777 n = 0;
1778 for(k=0;k<nb_output_files;k++) {
1779 os = output_files[k];
de427ff4 1780 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 1781 int found;
de427ff4 1782 ost = ost_table[n];
85f07f22
FB		 1783 ost->file_index = k;
1784 ost->index = i;
1785 ost->st = os->streams[i];
1786 if (nb_stream_maps > 0) {
de427ff4
SS		 1787 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
1788 stream_maps[n].stream_index;
115329f1 1789
bd073980 1790 /* Sanity check that the stream types match */
01f4895c 1791 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS		 1792 int i= ost->file_index;
1793 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 1794 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 1795 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 1796 ost->file_index, ost->index);
296df4e7 1797 av_exit(1);
bd073980 1798 }
115329f1 1799
85f07f22 1800 } else {
50e143c4
NS		 1801 if(opt_programid) {
1802 found = 0;
1803 j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid);
1804 if(j != -1) {
1805 ost->source_index = j;
1806 found = 1;
1807 }
1808 } else {
a15bc651
NS		 1809 /* get corresponding input stream index : we select the first one with the right type */
1810 found = 0;
85f07f22
FB		 1811 for(j=0;j<nb_istreams;j++) {
1812 ist = ist_table[j];
a15bc651
NS		 1813 if (ist->discard &&
1814 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB		 1815 ost->source_index = j;
1816 found = 1;
a15bc651 1817 break;
85f07f22
FB		 1818 }
1819 }
a15bc651
NS		 1820 }
1821
1822 if (!found) {
1823 if(! opt_programid) {
1824 /* try again and reuse existing stream */
1825 for(j=0;j<nb_istreams;j++) {
1826 ist = ist_table[j];
1827 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1828 ost->source_index = j;
1829 found = 1;
1830 }
1831 }
50e143c4 1832 }
85f07f22 1833 if (!found) {
462cca10
SS		 1834 int i= ost->file_index;
1835 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB		 1836 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1837 ost->file_index, ost->index);
296df4e7 1838 av_exit(1);
85f07f22
FB		 1839 }
1840 }
1841 }
1842 ist = ist_table[ost->source_index];
1843 ist->discard = 0;
b4a3389e 1844 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS		 1845 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
1846 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB		 1847 }
1848 }
1849
85f07f22
FB		 1850 /* for each output stream, we compute the right encoding parameters */
1851 for(i=0;i<nb_ostreams;i++) {
0a789246 1852 AVMetadataTag *lang;
85f07f22 1853 ost = ost_table[i];
365515ac 1854 os = output_files[ost->file_index];
85f07f22
FB		 1855 ist = ist_table[ost->source_index];
1856
01f4895c
MN		 1857 codec = ost->st->codec;
1858 icodec = ist->st->codec;
85f07f22 1859
0a789246
AJ		 1860 if ((lang=av_metadata_get(ist->st->metadata, "language", NULL, 0))
1861 && !av_metadata_get(ost->st->metadata, "language", NULL, 0))
1862 av_metadata_set(&ost->st->metadata, "language", lang->value);
8e0d882b 1863
90c2295b 1864 ost->st->disposition = ist->st->disposition;
a39b76ea 1865 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 1866 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 1867
1629626f
FB		 1868 if (ost->st->stream_copy) {
1869 /* if stream_copy is selected, no need to decode or encode */
1870 codec->codec_id = icodec->codec_id;
1871 codec->codec_type = icodec->codec_type;
365515ac
MN		 1872
1873 if(!codec->codec_tag){
1874 if( !os->oformat->codec_tag
37ce3d6b 1875 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN		 1876 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1877 codec->codec_tag = icodec->codec_tag;
1878 }
1879
1629626f 1880 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN		 1881 codec->extradata= icodec->extradata;
1882 codec->extradata_size= icodec->extradata_size;
3797c74b 1883 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 1884 codec->time_base = icodec->time_base;
3797c74b
MN		 1885 codec->time_base.num *= icodec->ticks_per_frame;
1886 }else
d29de719 1887 codec->time_base = ist->st->time_base;
1629626f
FB		 1888 switch(codec->codec_type) {
1889 case CODEC_TYPE_AUDIO:
d08e3e91
RP		 1890 if(audio_volume != 256) {
1891 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
1892 av_exit(1);
1893 }
13367a46 1894 codec->channel_layout = icodec->channel_layout;
1629626f
FB		 1895 codec->sample_rate = icodec->sample_rate;
1896 codec->channels = icodec->channels;
0a3b0447 1897 codec->frame_size = icodec->frame_size;
c1344911 1898 codec->block_align= icodec->block_align;
4efd6f58
MN		 1899 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1900 codec->block_align= 0;
bcbd328e
MN		 1901 if(codec->codec_id == CODEC_ID_AC3)
1902 codec->block_align= 0;
1629626f
FB		 1903 break;
1904 case CODEC_TYPE_VIDEO:
9df3437f 1905 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB		 1906 codec->width = icodec->width;
1907 codec->height = icodec->height;
ff8cc24b 1908 codec->has_b_frames = icodec->has_b_frames;
1629626f 1909 break;
cf7fc795 1910 case CODEC_TYPE_SUBTITLE:
d43b26ea
DC		 1911 codec->width = icodec->width;
1912 codec->height = icodec->height;
cf7fc795 1913 break;
1629626f 1914 default:
0f4e8165 1915 abort();
1629626f
FB		 1916 }
1917 } else {
1918 switch(codec->codec_type) {
1919 case CODEC_TYPE_AUDIO:
41dd680d
MN		 1920 ost->fifo= av_fifo_alloc(1024);
1921 if(!ost->fifo)
85f07f22 1922 goto fail;
a79db0f7 1923 ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE);
2886f311
AÖ		 1924 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1925 icodec->request_channels = codec->channels;
85f07f22
FB		 1926 ist->decoding_needed = 1;
1927 ost->encoding_needed = 1;
1629626f
FB		 1928 break;
1929 case CODEC_TYPE_VIDEO:
761c8c92
BC		 1930 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
1931 fprintf(stderr, "Video pixel format is unknown, stream cannot be decoded\n");
1932 av_exit(1);
1933 }
c3f11d19
LA		 1934 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1935 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1936 ost->video_resample = ((codec->width != icodec->width -
1937 (frame_leftBand + frame_rightBand) +
1938 (frame_padleft + frame_padright)) ||
1939 (codec->height != icodec->height -
1940 (frame_topBand + frame_bottomBand) +
18a54b04
LA		 1941 (frame_padtop + frame_padbottom)) ||
1942 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1943 if (ost->video_crop) {
352666c1
EB		 1944 ost->topBand = ost->original_topBand = frame_topBand;
1945 ost->bottomBand = ost->original_bottomBand = frame_bottomBand;
1946 ost->leftBand = ost->original_leftBand = frame_leftBand;
1947 ost->rightBand = ost->original_rightBand = frame_rightBand;
c3f11d19
LA		 1948 }
1949 if (ost->video_pad) {
1ff93ffc
TK		 1950 ost->padtop = frame_padtop;
1951 ost->padleft = frame_padleft;
1952 ost->padbottom = frame_padbottom;
1953 ost->padright = frame_padright;
c3f11d19
LA		 1954 if (!ost->video_resample) {
1955 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 1956 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1957 codec->width, codec->height))
c3f11d19
LA		 1958 goto fail;
1959 }
1960 }
1961 if (ost->video_resample) {
2de28abb 1962 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 1963 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1964 codec->width, codec->height)) {
eddc482d 1965 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
296df4e7 1966 av_exit(1);
eddc482d 1967 }
9de8e6ac 1968 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA		 1969 ost->img_resample_ctx = sws_getContext(
1970 icodec->width - (frame_leftBand + frame_rightBand),
1971 icodec->height - (frame_topBand + frame_bottomBand),
1972 icodec->pix_fmt,
07d0cdfc
LA		 1973 codec->width - (frame_padleft + frame_padright),
1974 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA		 1975 codec->pix_fmt,
1976 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA		 1977 if (ost->img_resample_ctx == NULL) {
1978 fprintf(stderr, "Cannot get resampling context\n");
296df4e7 1979 av_exit(1);
0b50ac8a 1980 }
352666c1
EB		 1981
1982 ost->original_height = icodec->height;
1983 ost->original_width = icodec->width;
1984
a39b76ea 1985 codec->bits_per_raw_sample= 0;
85f07f22 1986 }
b83ccbff
MN		 1987 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
1988 ost->resample_width = icodec->width - (frame_leftBand + frame_rightBand);
1989 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB		 1990 ost->encoding_needed = 1;
1991 ist->decoding_needed = 1;
1629626f 1992 break;
cf7fc795
FB		 1993 case CODEC_TYPE_SUBTITLE:
1994 ost->encoding_needed = 1;
1995 ist->decoding_needed = 1;
1996 break;
1629626f 1997 default:
0f4e8165 1998 abort();
cf7fc795 1999 break;
85f07f22 2000 }
1629626f 2001 /* two pass mode */
115329f1 2002 if (ost->encoding_needed &&
1629626f
FB		 2003 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2004 char logfilename[1024];
2005 FILE *f;
2006 int size;
2007 char *logbuffer;
115329f1
DB		 2008
2009 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS		 2010 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2011 i);
1629626f
FB		 2012 if (codec->flags & CODEC_FLAG_PASS1) {
2013 f = fopen(logfilename, "w");
2014 if (!f) {
42d1d06e 2015 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
296df4e7 2016 av_exit(1);
1629626f
FB		 2017 }
2018 ost->logfile = f;
2019 } else {
2020 /* read the log file */
2021 f = fopen(logfilename, "r");
2022 if (!f) {
42d1d06e 2023 fprintf(stderr, "Cannot read log file '%s' for pass-2 encoding: %s\n", logfilename, strerror(errno));
296df4e7 2024 av_exit(1);
1629626f
FB		 2025 }
2026 fseek(f, 0, SEEK_END);
2027 size = ftell(f);
2028 fseek(f, 0, SEEK_SET);
2029 logbuffer = av_malloc(size + 1);
2030 if (!logbuffer) {
2031 fprintf(stderr, "Could not allocate log buffer\n");
296df4e7 2032 av_exit(1);
1629626f 2033 }
4776fa92 2034 size = fread(logbuffer, 1, size, f);
1629626f
FB		 2035 fclose(f);
2036 logbuffer[size] = '\0';
2037 codec->stats_in = logbuffer;
5abdb4b1 2038 }
5abdb4b1
FB		 2039 }
2040 }
8a6cb114
MN		 2041 if(codec->codec_type == CODEC_TYPE_VIDEO){
2042 int size= codec->width * codec->height;
c027e91a 2043 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2044 }
85f07f22
FB		 2045 }
2046
8a6cb114
MN		 2047 if (!bit_buffer)
2048 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2049 if (!bit_buffer) {
50f3fabc
MR		 2050 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2051 bit_buffer_size);
002c95d7 2052 ret = AVERROR(ENOMEM);
8a6cb114 2053 goto fail;
1629626f
FB		 2054 }
2055
85f07f22
FB		 2056 /* open each encoder */
2057 for(i=0;i<nb_ostreams;i++) {
2058 ost = ost_table[i];
2059 if (ost->encoding_needed) {
6488cf9b
AJ		 2060 AVCodec *codec = output_codecs[i];
2061 if (!codec)
fd2b356a 2062 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2063 if (!codec) {
f356fc57
BC		 2064 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2065 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC		 2066 ret = AVERROR(EINVAL);
2067 goto dump_format;
85f07f22 2068 }
01f4895c 2069 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2070 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 2071 ost->file_index, ost->index);
002c95d7
BC		 2072 ret = AVERROR(EINVAL);
2073 goto dump_format;
85f07f22 2074 }
01f4895c 2075 extra_size += ost->st->codec->extradata_size;
85f07f22
FB		 2076 }
2077 }
2078
2079 /* open each decoder */
2080 for(i=0;i<nb_istreams;i++) {
2081 ist = ist_table[i];
2082 if (ist->decoding_needed) {
6488cf9b
AJ		 2083 AVCodec *codec = input_codecs[i];
2084 if (!codec)
fd2b356a 2085 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2086 if (!codec) {
f356fc57 2087 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2088 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC		 2089 ret = AVERROR(EINVAL);
2090 goto dump_format;
85f07f22 2091 }
01f4895c 2092 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2093 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2094 ist->file_index, ist->index);
002c95d7
BC		 2095 ret = AVERROR(EINVAL);
2096 goto dump_format;
85f07f22 2097 }
01f4895c
MN		 2098 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
2099 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB		 2100 }
2101 }
2102
2103 /* init pts */
2104 for(i=0;i<nb_istreams;i++) {
2105 ist = ist_table[i];
e7d0374f 2106 ist->pts = 0;
48291040 2107 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 2108 ist->is_start = 1;
85f07f22 2109 }
c5e1e982 2110
0a38bafd
PB		 2111 /* set meta data information from input file if required */
2112 for (i=0;i<nb_meta_data_maps;i++) {
2113 AVFormatContext *out_file;
2114 AVFormatContext *in_file;
a5926d85 2115 AVMetadataTag *mtag;
0a38bafd
PB		 2116
2117 int out_file_index = meta_data_maps[i].out_file;
2118 int in_file_index = meta_data_maps[i].in_file;
9d58e0a9 2119 if (out_file_index < 0 || out_file_index >= nb_output_files) {
002c95d7
BC		 2120 snprintf(error, sizeof(error), "Invalid output file index %d map_meta_data(%d,%d)",
2121 out_file_index, out_file_index, in_file_index);
8fa36ae0 2122 ret = AVERROR(EINVAL);
002c95d7 2123 goto dump_format;
0a38bafd 2124 }
9d58e0a9 2125 if (in_file_index < 0 || in_file_index >= nb_input_files) {
002c95d7
BC		 2126 snprintf(error, sizeof(error), "Invalid input file index %d map_meta_data(%d,%d)",
2127 in_file_index, out_file_index, in_file_index);
8fa36ae0 2128 ret = AVERROR(EINVAL);
002c95d7 2129 goto dump_format;
115329f1
DB		 2130 }
2131
0a38bafd
PB		 2132 out_file = output_files[out_file_index];
2133 in_file = input_files[in_file_index];
2134
a5926d85
AJ		 2135
2136 mtag=NULL;
2137 while((mtag=av_metadata_get(in_file->metadata, "", mtag, AV_METADATA_IGNORE_SUFFIX)))
2138 av_metadata_set(&out_file->metadata, mtag->key, mtag->value);
2139 av_metadata_conv(out_file, out_file->oformat->metadata_conv,
2140 in_file->iformat->metadata_conv);
0a38bafd 2141 }
115329f1 2142
85f07f22
FB		 2143 /* open files and write file headers */
2144 for(i=0;i<nb_output_files;i++) {
2145 os = output_files[i];
79fdaa4c 2146 if (av_write_header(os) < 0) {
002c95d7 2147 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2148 ret = AVERROR(EINVAL);
002c95d7 2149 goto dump_format;
a38469e1 2150 }
6d1ba1ac
LA		 2151 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2152 want_sdp = 0;
2153 }
2154 }
002c95d7
BC		 2155
2156 dump_format:
2157 /* dump the file output parameters - cannot be done before in case
2158 of stream copy */
2159 for(i=0;i<nb_output_files;i++) {
2160 dump_format(output_files[i], i, output_files[i]->filename, 1);
2161 }
2162
2163 /* dump the stream mapping */
2164 if (verbose >= 0) {
2165 fprintf(stderr, "Stream mapping:\n");
2166 for(i=0;i<nb_ostreams;i++) {
2167 ost = ost_table[i];
2168 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2169 ist_table[ost->source_index]->file_index,
2170 ist_table[ost->source_index]->index,
2171 ost->file_index,
2172 ost->index);
2173 if (ost->sync_ist != ist_table[ost->source_index])
2174 fprintf(stderr, " [sync #%d.%d]",
2175 ost->sync_ist->file_index,
2176 ost->sync_ist->index);
2177 fprintf(stderr, "\n");
2178 }
2179 }
2180
2181 if (ret) {
2182 fprintf(stderr, "%s\n", error);
2183 goto fail;
2184 }
2185
6d1ba1ac
LA		 2186 if (want_sdp) {
2187 print_sdp(output_files, nb_output_files);
85f07f22
FB		 2188 }
2189
9d58e0a9 2190 if (!using_stdin && verbose >= 0) {
d9a916e2 2191 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS		 2192 url_set_interrupt_cb(decode_interrupt_cb);
2193 }
a38469e1
FB		 2194 term_init();
2195
7fc98937 2196 timer_start = av_gettime();
51bd4565 2197
d9a916e2 2198 for(; received_sigterm == 0;) {
85f07f22
FB		 2199 int file_index, ist_index;
2200 AVPacket pkt;
a9aeda81
PB		 2201 double ipts_min;
2202 double opts_min;
23ffe323 2203
85f07f22 2204 redo:
a9aeda81
PB		 2205 ipts_min= 1e100;
2206 opts_min= 1e100;
a38469e1 2207 /* if 'q' pressed, exits */
d9a916e2 2208 if (!using_stdin) {
b51469a0
LS		 2209 if (q_pressed)
2210 break;
cb09b2ed
PG		 2211 /* read_key() returns 0 on EOF */
2212 key = read_key();
2213 if (key == 'q')
2214 break;
2215 }
a38469e1 2216
ec5517d5
FB		 2217 /* select the stream that we must read now by looking at the
2218 smallest output pts */
85f07f22 2219 file_index = -1;
ec5517d5 2220 for(i=0;i<nb_ostreams;i++) {
23ffe323 2221 double ipts, opts;
ec5517d5
FB		 2222 ost = ost_table[i];
2223 os = output_files[ost->file_index];
2224 ist = ist_table[ost->source_index];
55a7e946 2225 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2226 continue;
c0df9d75 2227 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN		 2228 ipts = (double)ist->pts;
2229 if (!file_table[ist->file_index].eof_reached){
2230 if(ipts < ipts_min) {
2231 ipts_min = ipts;
2232 if(input_sync ) file_index = ist->file_index;
2233 }
2234 if(opts < opts_min) {
2235 opts_min = opts;
2236 if(!input_sync) file_index = ist->file_index;
2237 }
85f07f22 2238 }
01f4895c 2239 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN		 2240 file_index= -1;
2241 break;
2242 }
85f07f22
FB		 2243 }
2244 /* if none, if is finished */
51bd4565 2245 if (file_index < 0) {
545465ec
MN		 2246 if(no_packet_count){
2247 no_packet_count=0;
2248 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2249 usleep(10000);
545465ec
MN		 2250 continue;
2251 }
85f07f22 2252 break;
ec5517d5
FB		 2253 }
2254
b6e16b86 2255 /* finish if limit size exhausted */
899681cd 2256 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C		 2257 break;
2258
254abc2e 2259 /* read a frame from it and output it in the fifo */
85f07f22 2260 is = input_files[file_index];
ad51c68c 2261 ret= av_read_frame(is, &pkt);
b9edbe99 2262 if(ret == AVERROR(EAGAIN)){
545465ec
MN		 2263 no_packet[file_index]=1;
2264 no_packet_count++;
ad51c68c 2265 continue;
545465ec 2266 }
ad51c68c 2267 if (ret < 0) {
85f07f22 2268 file_table[file_index].eof_reached = 1;
d24ce947
AB		 2269 if (opt_shortest)
2270 break;
2271 else
2272 continue;
85f07f22 2273 }
303e50e6 2274
545465ec
MN		 2275 no_packet_count=0;
2276 memset(no_packet, 0, sizeof(no_packet));
2277
254abc2e 2278 if (do_pkt_dump) {
750f0e1f 2279 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2280 }
79fdaa4c
FB		 2281 /* the following test is needed in case new streams appear
2282 dynamically in stream : we ignore them */
2283 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2284 goto discard_packet;
85f07f22
FB		 2285 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2286 ist = ist_table[ist_index];
bf5af568
FB		 2287 if (ist->discard)
2288 goto discard_packet;
85f07f22 2289
fec401f7
MN		 2290 if (pkt.dts != AV_NOPTS_VALUE)
2291 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2292 if (pkt.pts != AV_NOPTS_VALUE)
2293 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2294
8833f375
MN		 2295 if(input_files_ts_scale[file_index][pkt.stream_index]){
2296 if(pkt.pts != AV_NOPTS_VALUE)
2297 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2298 if(pkt.dts != AV_NOPTS_VALUE)
2299 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2300 }
2301
949b1a13 2302// 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		 2303 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2304 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN		 2305 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2306 int64_t delta= pkt_dts - ist->next_pts;
2307 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN		 2308 input_files_ts_offset[ist->file_index]-= delta;
2309 if (verbose > 2)
4733abcb 2310 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN		 2311 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2312 if(pkt.pts != AV_NOPTS_VALUE)
2313 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN		 2314 }
2315 }
2316
f8ccf720 2317 /* finish if recording time exhausted */
40938d93 2318 if (av_compare_ts(pkt.pts, ist->st->time_base, recording_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2319 ist->is_past_recording_time = 1;
f8ccf720 2320 goto discard_packet;
55a7e946 2321 }
f8ccf720 2322
8831db5c 2323 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2324 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD		 2325
2326 if (verbose >= 0)
2327 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2328 ist->file_index, ist->index);
f2abc559
BC		 2329 if (exit_on_error)
2330 av_exit(1);
a700a6ae
FB		 2331 av_free_packet(&pkt);
2332 goto redo;
fe08925f 2333 }
cf7fc795 2334
bf5af568 2335 discard_packet:
85f07f22 2336 av_free_packet(&pkt);
115329f1 2337
ec5517d5
FB		 2338 /* dump report by using the output first video and audio streams */
2339 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2340 }
a700a6ae
FB		 2341
2342 /* at the end of stream, we must flush the decoder buffers */
2343 for(i=0;i<nb_istreams;i++) {
2344 ist = ist_table[i];
2345 if (ist->decoding_needed) {
2346 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2347 }
2348 }
2349
a38469e1 2350 term_exit();
85f07f22 2351
c4e37247
MN		 2352 /* write the trailer if needed and close file */
2353 for(i=0;i<nb_output_files;i++) {
2354 os = output_files[i];
2355 av_write_trailer(os);
2356 }
2357
37f5cd5a
MN		 2358 /* dump report by using the first video and audio streams */
2359 print_report(output_files, ost_table, nb_ostreams, 1);
2360
85f07f22
FB		 2361 /* close each encoder */
2362 for(i=0;i<nb_ostreams;i++) {
2363 ost = ost_table[i];
2364 if (ost->encoding_needed) {
01f4895c
MN		 2365 av_freep(&ost->st->codec->stats_in);
2366 avcodec_close(ost->st->codec);
85f07f22
FB		 2367 }
2368 }
115329f1 2369
85f07f22
FB		 2370 /* close each decoder */
2371 for(i=0;i<nb_istreams;i++) {
2372 ist = ist_table[i];
2373 if (ist->decoding_needed) {
01f4895c 2374 avcodec_close(ist->st->codec);
85f07f22
FB		 2375 }
2376 }
85f07f22 2377
85f07f22 2378 /* finished ! */
00b7fbdc 2379 ret = 0;
115329f1 2380
002c95d7 2381 fail:
83b07470 2382 av_freep(&bit_buffer);
0f1578af 2383 av_free(file_table);
bdc4796f 2384
85f07f22
FB		 2385 if (ist_table) {
2386 for(i=0;i<nb_istreams;i++) {
2387 ist = ist_table[i];
0f1578af 2388 av_free(ist);
85f07f22 2389 }
0f1578af 2390 av_free(ist_table);
85f07f22
FB		 2391 }
2392 if (ost_table) {
2393 for(i=0;i<nb_ostreams;i++) {
2394 ost = ost_table[i];
2395 if (ost) {
5abdb4b1
FB		 2396 if (ost->logfile) {
2397 fclose(ost->logfile);
2398 ost->logfile = NULL;
2399 }
41dd680d 2400 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2401 initialized but set to zero */
0f1578af 2402 av_free(ost->pict_tmp.data[0]);
85f07f22 2403 if (ost->video_resample)
18a54b04 2404 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2405 if (ost->resample)
85f07f22 2406 audio_resample_close(ost->resample);
a79db0f7
PR		 2407 if (ost->reformat_ctx)
2408 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2409 av_free(ost);
85f07f22
FB		 2410 }
2411 }
0f1578af 2412 av_free(ost_table);
85f07f22
FB		 2413 }
2414 return ret;
85f07f22
FB		 2415}
2416
b29f97d1 2417static void opt_format(const char *arg)
85f07f22 2418{
817b23ff
FB		 2419 /* compatibility stuff for pgmyuv */
2420 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2421 pgmyuv_compatibility_hack=1;
9286699a 2422// opt_image_format(arg);
5b6d5596 2423 arg = "image2";
17ceb4f9 2424 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB		 2425 }
2426
a5abfd8f 2427 last_asked_format = arg;
85f07f22
FB		 2428}
2429
464a631c 2430static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN		 2431{
2432 video_rc_override_string = arg;
2433}
2434
c48da33c 2435static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2436{
c48da33c
SS		 2437 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2438 return 0;
f4f3223f
MN		 2439}
2440
c48da33c 2441static int opt_verbose(const char *opt, const char *arg)
f068206e 2442{
46eab093 2443 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2444 return 0;
f068206e
BE		 2445}
2446
2fc3866d 2447static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2448{
b33ece16 2449 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2fc3866d 2450 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
296df4e7 2451 av_exit(1);
445f1b83 2452 }
2fc3866d 2453 return 0;
85f07f22
FB		 2454}
2455
ebde2a2c 2456static int opt_bitrate(const char *opt, const char *arg)
1b1656c6
RP		 2457{
2458 int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2459
2460 opt_default(opt, arg);
2461
636f1c4c 2462 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2463 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH		 2464
2465 return 0;
1b1656c6
RP		 2466}
2467
b29f97d1 2468static void opt_frame_crop_top(const char *arg)
ab6d194a 2469{
115329f1 2470 frame_topBand = atoi(arg);
ab6d194a
MN		 2471 if (frame_topBand < 0) {
2472 fprintf(stderr, "Incorrect top crop size\n");
296df4e7 2473 av_exit(1);
ab6d194a 2474 }
ab6d194a 2475 if ((frame_topBand) >= frame_height){
bb270c08 2476 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2477 av_exit(1);
ab6d194a
MN		 2478 }
2479 frame_height -= frame_topBand;
2480}
2481
b29f97d1 2482static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN		 2483{
2484 frame_bottomBand = atoi(arg);
2485 if (frame_bottomBand < 0) {
2486 fprintf(stderr, "Incorrect bottom crop size\n");
296df4e7 2487 av_exit(1);
ab6d194a 2488 }
ab6d194a 2489 if ((frame_bottomBand) >= frame_height){
bb270c08 2490 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2491 av_exit(1);
ab6d194a
MN		 2492 }
2493 frame_height -= frame_bottomBand;
2494}
2495
b29f97d1 2496static void opt_frame_crop_left(const char *arg)
ab6d194a
MN		 2497{
2498 frame_leftBand = atoi(arg);
2499 if (frame_leftBand < 0) {
2500 fprintf(stderr, "Incorrect left crop size\n");
296df4e7 2501 av_exit(1);
ab6d194a 2502 }
ab6d194a 2503 if ((frame_leftBand) >= frame_width){
bb270c08 2504 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2505 av_exit(1);
ab6d194a
MN		 2506 }
2507 frame_width -= frame_leftBand;
2508}
2509
b29f97d1 2510static void opt_frame_crop_right(const char *arg)
ab6d194a
MN		 2511{
2512 frame_rightBand = atoi(arg);
2513 if (frame_rightBand < 0) {
2514 fprintf(stderr, "Incorrect right crop size\n");
296df4e7 2515 av_exit(1);
ab6d194a 2516 }
ab6d194a 2517 if ((frame_rightBand) >= frame_width){
bb270c08 2518 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2519 av_exit(1);
ab6d194a
MN		 2520 }
2521 frame_width -= frame_rightBand;
2522}
2523
b29f97d1 2524static void opt_frame_size(const char *arg)
85f07f22 2525{
b33ece16 2526 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2527 fprintf(stderr, "Incorrect frame size\n");
296df4e7 2528 av_exit(1);
85f07f22 2529 }
85f07f22
FB		 2530}
2531
1ff93ffc
TK		 2532static void opt_pad_color(const char *arg) {
2533 /* Input is expected to be six hex digits similar to
2534 how colors are expressed in html tags (but without the #) */
2535 int rgb = strtol(arg, NULL, 16);
2536 int r,g,b;
115329f1
DB		 2537
2538 r = (rgb >> 16);
1ff93ffc
TK		 2539 g = ((rgb >> 8) & 255);
2540 b = (rgb & 255);
2541
2542 padcolor[0] = RGB_TO_Y(r,g,b);
2543 padcolor[1] = RGB_TO_U(r,g,b,0);
2544 padcolor[2] = RGB_TO_V(r,g,b,0);
2545}
2546
2547static void opt_frame_pad_top(const char *arg)
2548{
115329f1 2549 frame_padtop = atoi(arg);
1ff93ffc
TK		 2550 if (frame_padtop < 0) {
2551 fprintf(stderr, "Incorrect top pad size\n");
296df4e7 2552 av_exit(1);
1ff93ffc 2553 }
1ff93ffc
TK		 2554}
2555
2556static void opt_frame_pad_bottom(const char *arg)
2557{
115329f1 2558 frame_padbottom = atoi(arg);
1ff93ffc
TK		 2559 if (frame_padbottom < 0) {
2560 fprintf(stderr, "Incorrect bottom pad size\n");
296df4e7 2561 av_exit(1);
1ff93ffc 2562 }
1ff93ffc
TK		 2563}
2564
2565
2566static void opt_frame_pad_left(const char *arg)
2567{
115329f1 2568 frame_padleft = atoi(arg);
1ff93ffc
TK		 2569 if (frame_padleft < 0) {
2570 fprintf(stderr, "Incorrect left pad size\n");
296df4e7 2571 av_exit(1);
1ff93ffc 2572 }
1ff93ffc
TK		 2573}
2574
2575
2576static void opt_frame_pad_right(const char *arg)
2577{
115329f1 2578 frame_padright = atoi(arg);
1ff93ffc
TK		 2579 if (frame_padright < 0) {
2580 fprintf(stderr, "Incorrect right pad size\n");
296df4e7 2581 av_exit(1);
1ff93ffc 2582 }
1ff93ffc
TK		 2583}
2584
63167088
RS		 2585static void opt_frame_pix_fmt(const char *arg)
2586{
90da2b50 2587 if (strcmp(arg, "list")) {
718c7b18 2588 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS		 2589 if (frame_pix_fmt == PIX_FMT_NONE) {
2590 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2591 av_exit(1);
2592 }
2593 } else {
cedac882 2594 show_pix_fmts();
296df4e7 2595 av_exit(0);
c3b95b1d 2596 }
63167088
RS		 2597}
2598
5fe03e38
RS		 2599static void opt_frame_aspect_ratio(const char *arg)
2600{
2601 int x = 0, y = 0;
2602 double ar = 0;
2603 const char *p;
815f98cc 2604 char *end;
115329f1 2605
5fe03e38
RS		 2606 p = strchr(arg, ':');
2607 if (p) {
815f98cc
AJ		 2608 x = strtol(arg, &end, 10);
2609 if (end == p)
2610 y = strtol(end+1, &end, 10);
bb270c08
DB		 2611 if (x > 0 && y > 0)
2612 ar = (double)x / (double)y;
5fe03e38 2613 } else
815f98cc 2614 ar = strtod(arg, NULL);
5fe03e38
RS		 2615
2616 if (!ar) {
2617 fprintf(stderr, "Incorrect aspect ratio specification.\n");
296df4e7 2618 av_exit(1);
5fe03e38
RS		 2619 }
2620 frame_aspect_ratio = ar;
2621}
2622
a5926d85
AJ		 2623static int opt_metadata(const char *opt, const char *arg)
2624{
2625 char *mid= strchr(arg, '=');
2626
2627 if(!mid){
2628 fprintf(stderr, "Missing =\n");
2629 av_exit(1);
2630 }
2631 *mid++= 0;
2632
2633 metadata_count++;
2634 metadata= av_realloc(metadata, sizeof(*metadata)*metadata_count);
2635 metadata[metadata_count-1].key = av_strdup(arg);
2636 metadata[metadata_count-1].value= av_strdup(mid);
2637
2638 return 0;
2639}
2640
b29f97d1 2641static void opt_qscale(const char *arg)
85f07f22 2642{
158c7f05 2643 video_qscale = atof(arg);
4e64bead 2644 if (video_qscale <= 0 ||
158c7f05 2645 video_qscale > 255) {
4e64bead 2646 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
296df4e7 2647 av_exit(1);
85f07f22
FB		 2648 }
2649}
2650
bb198e19
MN		 2651static void opt_top_field_first(const char *arg)
2652{
2653 top_field_first= atoi(arg);
2654}
2655
d18811bb 2656static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2657{
d18811bb 2658 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2659#if !HAVE_THREADS
d8019eb5
AD		 2660 if (verbose >= 0)
2661 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2662#endif
d18811bb 2663 return 0;
9c3d33d6
MN		 2664}
2665
ce1ee094
PR		 2666static void opt_audio_sample_fmt(const char *arg)
2667{
2668 if (strcmp(arg, "list"))
2669 audio_sample_fmt = avcodec_get_sample_fmt(arg);
2670 else {
2671 list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
2672 av_exit(0);
2673 }
2674}
2675
c48da33c 2676static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2677{
c48da33c
SS		 2678 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2679 return 0;
85f07f22
FB		 2680}
2681
c48da33c 2682static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2683{
c48da33c
SS		 2684 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2685 return 0;
85f07f22
FB		 2686}
2687
b29f97d1 2688static void opt_video_channel(const char *arg)
a5df11ab
FB		 2689{
2690 video_channel = strtol(arg, NULL, 0);
2691}
2692
e3ee3283
AB		 2693static void opt_video_standard(const char *arg)
2694{
2695 video_standard = av_strdup(arg);
2696}
2697
4a897224 2698static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2699 int codec_type, const char *arg)
85f07f22 2700{
4a897224 2701 av_freep(pcodec_name);
1629626f 2702 if (!strcmp(arg, "copy")) {
cf7fc795 2703 *pstream_copy = 1;
85f07f22 2704 } else {
4a897224 2705 *pcodec_name = av_strdup(arg);
85f07f22
FB		 2706 }
2707}
2708
cf7fc795
FB		 2709static void opt_audio_codec(const char *arg)
2710{
4a897224 2711 opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
cf7fc795
FB		 2712}
2713
b2a2197e
MN		 2714static void opt_audio_tag(const char *arg)
2715{
2716 char *tail;
2717 audio_codec_tag= strtol(arg, &tail, 0);
2718
2719 if(!tail || *tail)
2720 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2721}
2722
2723static void opt_video_tag(const char *arg)
2724{
2725 char *tail;
2726 video_codec_tag= strtol(arg, &tail, 0);
2727
2728 if(!tail || *tail)
2729 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2730}
2731
b29f97d1 2732static void opt_video_codec(const char *arg)
85f07f22 2733{
4a897224 2734 opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
cf7fc795 2735}
85f07f22 2736
cf7fc795
FB		 2737static void opt_subtitle_codec(const char *arg)
2738{
4a897224 2739 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB		 2740}
2741
27ad7d3a
BC		 2742static void opt_subtitle_tag(const char *arg)
2743{
2744 char *tail;
2745 subtitle_codec_tag= strtol(arg, &tail, 0);
2746
2747 if(!tail || *tail)
2748 subtitle_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2749}
2750
b29f97d1 2751static void opt_map(const char *arg)
85f07f22
FB		 2752{
2753 AVStreamMap *m;
815f98cc 2754 char *p;
85f07f22 2755
85f07f22
FB		 2756 m = &stream_maps[nb_stream_maps++];
2757
815f98cc 2758 m->file_index = strtol(arg, &p, 0);
85f07f22
FB		 2759 if (*p)
2760 p++;
a5dc85ef 2761
815f98cc 2762 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2763 if (*p) {
2764 p++;
815f98cc 2765 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG		 2766 if (*p)
2767 p++;
815f98cc 2768 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2769 } else {
2770 m->sync_file_index = m->file_index;
2771 m->sync_stream_index = m->stream_index;
2772 }
85f07f22
FB		 2773}
2774
0a38bafd
PB		 2775static void opt_map_meta_data(const char *arg)
2776{
2777 AVMetaDataMap *m;
815f98cc 2778 char *p;
115329f1 2779
0a38bafd
PB		 2780 m = &meta_data_maps[nb_meta_data_maps++];
2781
815f98cc 2782 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB		 2783 if (*p)
2784 p++;
2785
815f98cc 2786 m->in_file = strtol(p, &p, 0);
0a38bafd
PB		 2787}
2788
8833f375
MN		 2789static void opt_input_ts_scale(const char *arg)
2790{
2791 unsigned int stream;
2792 double scale;
2793 char *p;
2794
2795 stream = strtol(arg, &p, 0);
2796 if (*p)
2797 p++;
2798 scale= strtod(p, &p);
2799
2800 if(stream >= MAX_STREAMS)
2801 av_exit(1);
2802
2803 input_files_ts_scale[nb_input_files][stream]= scale;
2804}
2805
b19221c8 2806static int opt_recording_time(const char *opt, const char *arg)
85f07f22 2807{
b19221c8
SS		 2808 recording_time = parse_time_or_die(opt, arg, 1);
2809 return 0;
85f07f22
FB		 2810}
2811
b19221c8 2812static int opt_start_time(const char *opt, const char *arg)
8831db5c 2813{
b19221c8
SS		 2814 start_time = parse_time_or_die(opt, arg, 1);
2815 return 0;
8831db5c
MN		 2816}
2817
b19221c8 2818static int opt_rec_timestamp(const char *opt, const char *arg)
4568325a 2819{
b19221c8
SS		 2820 rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
2821 return 0;
4568325a
RS		 2822}
2823
b19221c8 2824static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 2825{
b19221c8
SS		 2826 input_ts_offset = parse_time_or_die(opt, arg, 1);
2827 return 0;
a6a92a9a
WG		 2828}
2829
4a897224
NG		 2830static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2831{
f73008d8 2832 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG		 2833 AVCodec *codec;
2834
2835 if(!name)
2836 return CODEC_ID_NONE;
2837 codec = encoder ?
2838 avcodec_find_encoder_by_name(name) :
2839 avcodec_find_decoder_by_name(name);
2840 if(!codec) {
49a06a4d 2841 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
296df4e7 2842 av_exit(1);
4a897224
NG		 2843 }
2844 if(codec->type != type) {
49a06a4d 2845 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
296df4e7 2846 av_exit(1);
4a897224
NG		 2847 }
2848 return codec->id;
2849}
2850
b29f97d1 2851static void opt_input_file(const char *filename)
85f07f22
FB		 2852{
2853 AVFormatContext *ic;
2854 AVFormatParameters params, *ap = &params;
a5abfd8f 2855 AVInputFormat *file_iformat = NULL;
14bea432 2856 int err, i, ret, rfps, rfps_base;
bd1b79a1 2857 int64_t timestamp;
85f07f22 2858
a5abfd8f
EB		 2859 if (last_asked_format) {
2860 file_iformat = av_find_input_format(last_asked_format);
2861 last_asked_format = NULL;
2862 }
2863
b242baa4
FB		 2864 if (!strcmp(filename, "-"))
2865 filename = "pipe:";
2866
115329f1 2867 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 2868 !strcmp(filename, "/dev/stdin");
d9a916e2 2869
85f07f22 2870 /* get default parameters from command line */
8e2fd8e1 2871 ic = avformat_alloc_context();
7ef61879
RP		 2872 if (!ic) {
2873 print_error(filename, AVERROR(ENOMEM));
2874 av_exit(1);
2875 }
4eb72c6b 2876
79fdaa4c 2877 memset(ap, 0, sizeof(*ap));
4eb72c6b 2878 ap->prealloced_context = 1;
79fdaa4c
FB		 2879 ap->sample_rate = audio_sample_rate;
2880 ap->channels = audio_channels;
b33ece16
SS		 2881 ap->time_base.den = frame_rate.num;
2882 ap->time_base.num = frame_rate.den;
1ff93ffc
TK		 2883 ap->width = frame_width + frame_padleft + frame_padright;
2884 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2885 ap->pix_fmt = frame_pix_fmt;
a79db0f7 2886 // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
2639c651
RS		 2887 ap->channel = video_channel;
2888 ap->standard = video_standard;
79fdaa4c 2889
3022cd10 2890 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
62600469
MN		 2891
2892 ic->video_codec_id = find_codec_or_die(video_codec_name , CODEC_TYPE_VIDEO , 0);
2893 ic->audio_codec_id = find_codec_or_die(audio_codec_name , CODEC_TYPE_AUDIO , 0);
2894 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 0);
1ad1eaad 2895 ic->flags |= AVFMT_FLAG_NONBLOCK;
62600469 2896
ecc544de
JM		 2897 if(pgmyuv_compatibility_hack)
2898 ic->video_codec_id= CODEC_ID_PGMYUV;
2899
79fdaa4c
FB		 2900 /* open the input file with generic libav function */
2901 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2902 if (err < 0) {
79fdaa4c 2903 print_error(filename, err);
296df4e7 2904 av_exit(1);
85f07f22 2905 }
50e143c4
NS		 2906 if(opt_programid) {
2907 int i;
2908 for(i=0; i<ic->nb_programs; i++)
2909 if(ic->programs[i]->id != opt_programid)
2910 ic->programs[i]->discard = AVDISCARD_ALL;
2911 }
30bc6613 2912
5894e1bb
VP		 2913 ic->loop_input = loop_input;
2914
79fdaa4c
FB		 2915 /* If not enough info to get the stream parameters, we decode the
2916 first frames to get it. (used in mpeg case for example) */
2917 ret = av_find_stream_info(ic);
d8019eb5 2918 if (ret < 0 && verbose >= 0) {
85f07f22 2919 fprintf(stderr, "%s: could not find codec parameters\n", filename);
296df4e7 2920 av_exit(1);
85f07f22
FB		 2921 }
2922
bd1b79a1
MN		 2923 timestamp = start_time;
2924 /* add the stream start time */
2925 if (ic->start_time != AV_NOPTS_VALUE)
2926 timestamp += ic->start_time;
2927
254abc2e
FB		 2928 /* if seeking requested, we execute it */
2929 if (start_time != 0) {
3ba1438d 2930 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2931 if (ret < 0) {
115329f1 2932 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB		 2933 filename, (double)timestamp / AV_TIME_BASE);
2934 }
2935 /* reset seek info */
2936 start_time = 0;
2937 }
2938
85f07f22
FB		 2939 /* update the current parameters so that they match the one of the input stream */
2940 for(i=0;i<ic->nb_streams;i++) {
22b16e6a
MN		 2941 AVStream *st = ic->streams[i];
2942 AVCodecContext *enc = st->codec;
40ccc754 2943 avcodec_thread_init(enc, thread_count);
85f07f22
FB		 2944 switch(enc->codec_type) {
2945 case CODEC_TYPE_AUDIO:
636f1c4c 2946 set_context_opts(enc, avcodec_opts[CODEC_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
e0d2714a 2947 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
13367a46 2948 channel_layout = enc->channel_layout;
85f07f22
FB		 2949 audio_channels = enc->channels;
2950 audio_sample_rate = enc->sample_rate;
a79db0f7 2951 audio_sample_fmt = enc->sample_fmt;
6488cf9b 2952 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(audio_codec_name);
b4aea108 2953 if(audio_disable)
22b16e6a 2954 st->discard= AVDISCARD_ALL;
85f07f22
FB		 2955 break;
2956 case CODEC_TYPE_VIDEO:
636f1c4c 2957 set_context_opts(enc, avcodec_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
85f07f22
FB		 2958 frame_height = enc->height;
2959 frame_width = enc->width;
c30a4489
AJ		 2960 if(ic->streams[i]->sample_aspect_ratio.num)
2961 frame_aspect_ratio=av_q2d(ic->streams[i]->sample_aspect_ratio);
2962 else
2963 frame_aspect_ratio=av_q2d(enc->sample_aspect_ratio);
2964 frame_aspect_ratio *= (float) enc->width / enc->height;
bb270c08 2965 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN		 2966 rfps = ic->streams[i]->r_frame_rate.num;
2967 rfps_base = ic->streams[i]->r_frame_rate.den;
33946533
JM		 2968 if(enc->lowres) {
2969 enc->flags |= CODEC_FLAG_EMU_EDGE;
2970 frame_height >>= enc->lowres;
2971 frame_width >>= enc->lowres;
2972 }
f4f3223f
MN		 2973 if(me_threshold)
2974 enc->debug |= FF_DEBUG_MV;
d7425f59 2975
115329f1 2976 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD		 2977
2978 if (verbose >= 0)
386c88de 2979 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2980 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2981
15bc38e5 2982 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2983 }
bf5af568 2984 /* update the current frame rate to match the stream frame rate */
b33ece16
SS		 2985 frame_rate.num = rfps;
2986 frame_rate.den = rfps_base;
bdfcbbed 2987
6488cf9b 2988 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(video_codec_name);
b4aea108 2989 if(video_disable)
22b16e6a 2990 st->discard= AVDISCARD_ALL;
f3356e9c 2991 else if(video_discard)
22b16e6a 2992 st->discard= video_discard;
85f07f22 2993 break;
254abc2e
FB		 2994 case CODEC_TYPE_DATA:
2995 break;
cf7fc795 2996 case CODEC_TYPE_SUBTITLE:
6488cf9b 2997 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(subtitle_codec_name);
11bf3847 2998 if(subtitle_disable)
22b16e6a 2999 st->discard = AVDISCARD_ALL;
cf7fc795 3000 break;
f8d7c9d3 3001 case CODEC_TYPE_ATTACHMENT:
ae38261e 3002 case CODEC_TYPE_UNKNOWN:
6488cf9b 3003 nb_icodecs++;
ae38261e 3004 break;
51bd4565 3005 default:
0f4e8165 3006 abort();
85f07f22
FB		 3007 }
3008 }
115329f1 3009
85f07f22 3010 input_files[nb_input_files] = ic;
bd1b79a1 3011 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 3012 /* dump the file content */
d8019eb5
AD		 3013 if (verbose >= 0)
3014 dump_format(ic, nb_input_files, filename, 0);
3015
85f07f22 3016 nb_input_files++;
bdfcbbed 3017
2639c651 3018 video_channel = 0;
115329f1 3019
a06a18c5
BC		 3020 av_freep(&video_codec_name);
3021 av_freep(&audio_codec_name);
3022 av_freep(&subtitle_codec_name);
85f07f22
FB		 3023}
3024
11bf3847
AJ		 3025static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
3026 int *has_subtitle_ptr)
919f448d 3027{
11bf3847 3028 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB		 3029 AVFormatContext *ic;
3030
3031 has_video = 0;
3032 has_audio = 0;
11bf3847 3033 has_subtitle = 0;
919f448d
FB		 3034 for(j=0;j<nb_input_files;j++) {
3035 ic = input_files[j];
3036 for(i=0;i<ic->nb_streams;i++) {
01f4895c 3037 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB		 3038 switch(enc->codec_type) {
3039 case CODEC_TYPE_AUDIO:
3040 has_audio = 1;
3041 break;
3042 case CODEC_TYPE_VIDEO:
3043 has_video = 1;
3044 break;
11bf3847
AJ		 3045 case CODEC_TYPE_SUBTITLE:
3046 has_subtitle = 1;
3047 break;
6fb316d5 3048 case CODEC_TYPE_DATA:
f8d7c9d3 3049 case CODEC_TYPE_ATTACHMENT:
ae38261e 3050 case CODEC_TYPE_UNKNOWN:
6fb316d5 3051 break;
51bd4565 3052 default:
0f4e8165 3053 abort();
919f448d
FB		 3054 }
3055 }
3056 }
3057 *has_video_ptr = has_video;
3058 *has_audio_ptr = has_audio;
11bf3847 3059 *has_subtitle_ptr = has_subtitle;
919f448d
FB		 3060}
3061
cf7fc795 3062static void new_video_stream(AVFormatContext *oc)
85f07f22
FB		 3063{
3064 AVStream *st;
cf7fc795 3065 AVCodecContext *video_enc;
340e2303 3066 enum CodecID codec_id;
115329f1 3067
cf7fc795
FB		 3068 st = av_new_stream(oc, oc->nb_streams);
3069 if (!st) {
3070 fprintf(stderr, "Could not alloc stream\n");
296df4e7 3071 av_exit(1);
cf7fc795 3072 }
54cc9c46 3073 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN		 3074 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
3075 video_bitstream_filters= NULL;
3076
40ccc754 3077 avcodec_thread_init(st->codec, thread_count);
115329f1 3078
01f4895c 3079 video_enc = st->codec;
115329f1 3080
cf7fc795
FB		 3081 if(video_codec_tag)
3082 video_enc->codec_tag= video_codec_tag;
115329f1 3083
90ad92b3 3084 if( (video_global_header&1)
637b5326 3085 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 3086 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
636f1c4c 3087 avcodec_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN		 3088 }
3089 if(video_global_header&2){
90ad92b3 3090 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
636f1c4c 3091 avcodec_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 3092 }
90ad92b3 3093
cf7fc795
FB		 3094 if (video_stream_copy) {
3095 st->stream_copy = 1;
3096 video_enc->codec_type = CODEC_TYPE_VIDEO;
143df827 3097 video_enc->sample_aspect_ratio =
c30a4489 3098 st->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
cf7fc795 3099 } else {
464a631c 3100 const char *p;
cf7fc795
FB		 3101 int i;
3102 AVCodec *codec;
9de0be61 3103 AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1};
115329f1 3104
6488cf9b 3105 if (video_codec_name) {
4a897224 3106 codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
6488cf9b
AJ		 3107 codec = avcodec_find_encoder_by_name(video_codec_name);
3108 output_codecs[nb_ocodecs] = codec;
3109 } else {
3110 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
3111 codec = avcodec_find_encoder(codec_id);
3112 }
115329f1 3113
cf7fc795 3114 video_enc->codec_id = codec_id;
115329f1 3115
636f1c4c 3116 set_context_opts(video_enc, avcodec_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM);
115329f1 3117
d2845b75
SS		 3118 if (codec && codec->supported_framerates && !force_fps)
3119 fps = codec->supported_framerates[av_find_nearest_q_idx(fps, codec->supported_framerates)];
9de0be61
MN		 3120 video_enc->time_base.den = fps.num;
3121 video_enc->time_base.num = fps.den;
115329f1 3122
cf7fc795
FB		 3123 video_enc->width = frame_width + frame_padright + frame_padleft;
3124 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 3125 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795 3126 video_enc->pix_fmt = frame_pix_fmt;
c30a4489 3127 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
cf7fc795
FB		 3128
3129 if(codec && codec->pix_fmts){
3130 const enum PixelFormat *p= codec->pix_fmts;
3131 for(; *p!=-1; p++){
3132 if(*p == video_enc->pix_fmt)
3133 break;
3134 }
3135 if(*p == -1)
3136 video_enc->pix_fmt = codec->pix_fmts[0];
3137 }
3138
babe0e8c 3139 if (intra_only)
cf7fc795
FB		 3140 video_enc->gop_size = 0;
3141 if (video_qscale || same_quality) {
3142 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 3143 video_enc->global_quality=
cf7fc795
FB		 3144 st->quality = FF_QP2LAMBDA * video_qscale;
3145 }
3146
3147 if(intra_matrix)
3148 video_enc->intra_matrix = intra_matrix;
3149 if(inter_matrix)
3150 video_enc->inter_matrix = inter_matrix;
3151
cf7fc795
FB		 3152 p= video_rc_override_string;
3153 for(i=0; p; i++){
3154 int start, end, q;
3155 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3156 if(e!=3){
3157 fprintf(stderr, "error parsing rc_override\n");
296df4e7 3158 av_exit(1);
cf7fc795 3159 }
115329f1
DB		 3160 video_enc->rc_override=
3161 av_realloc(video_enc->rc_override,
cf7fc795
FB		 3162 sizeof(RcOverride)*(i+1));
3163 video_enc->rc_override[i].start_frame= start;
3164 video_enc->rc_override[i].end_frame = end;
3165 if(q>0){
3166 video_enc->rc_override[i].qscale= q;
3167 video_enc->rc_override[i].quality_factor= 1.0;
3168 }
3169 else{
3170 video_enc->rc_override[i].qscale= 0;
3171 video_enc->rc_override[i].quality_factor= -q/100.0;
3172 }
3173 p= strchr(p, '/');
3174 if(p) p++;
3175 }
3176 video_enc->rc_override_count=i;
079e8cb9
BC