Make sure get_filtered_video_pic() doesnt loose interlacedframe/tff.
[libav.git] / ffmpeg.c
CommitLineData
85f07f22 1/*
115329f1 2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
b78e7197
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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 42#include "libavutil/avstring.h"
335ee1aa 43#include "libavutil/libm.h"
245976da 44#include "libavformat/os_support.h"
daf8e955 45
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MN
46#if CONFIG_AVFILTER
47# include "libavfilter/avfilter.h"
48# include "libavfilter/avfiltergraph.h"
49# include "libavfilter/graphparser.h"
50# include "libavfilter/vsrc_buffer.h"
51#endif
52
b250f9c6 53#if HAVE_SYS_RESOURCE_H
0a1b29de 54#include <sys/types.h>
fc5607f8 55#include <sys/time.h>
b091aa44 56#include <sys/resource.h>
b250f9c6 57#elif HAVE_GETPROCESSTIMES
7495c306
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58#include <windows.h>
59#endif
fc5607f8
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60#if HAVE_GETPROCESSMEMORYINFO
61#include <windows.h>
62#include <psapi.h>
63#endif
7495c306 64
b250f9c6 65#if HAVE_SYS_SELECT_H
fb1d2d7b
BC
66#include <sys/select.h>
67#endif
68
b250f9c6 69#if HAVE_TERMIOS_H
85f07f22
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70#include <fcntl.h>
71#include <sys/ioctl.h>
85f07f22 72#include <sys/time.h>
85f07f22 73#include <termios.h>
b250f9c6 74#elif HAVE_CONIO_H
4b54c6d0 75#include <conio.h>
bdc4796f 76#endif
bf5af568 77#include <time.h>
85f07f22 78
01310af2
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79#include "cmdutils.h"
80
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81#undef NDEBUG
82#include <assert.h>
83
64555bd9 84const char program_name[] = "FFmpeg";
ea9c581f 85const int program_birth_year = 2000;
86074ed1 86
85f07f22
FB
87/* select an input stream for an output stream */
88typedef struct AVStreamMap {
89 int file_index;
90 int stream_index;
b4a3389e
WG
91 int sync_file_index;
92 int sync_stream_index;
85f07f22
FB
93} AVStreamMap;
94
0a38bafd
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95/** select an input file for an output file */
96typedef struct AVMetaDataMap {
97 int out_file;
98 int in_file;
99} AVMetaDataMap;
100
580a6c57 101static const OptionDef options[];
85f07f22 102
60402344 103#define MAX_FILES 100
85f07f22 104
ef6fc647 105static const char *last_asked_format = NULL;
85f07f22 106static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 107static int64_t input_files_ts_offset[MAX_FILES];
8833f375 108static double input_files_ts_scale[MAX_FILES][MAX_STREAMS];
6488cf9b 109static AVCodec *input_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 110static int nb_input_files = 0;
6488cf9b 111static int nb_icodecs;
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FB
112
113static AVFormatContext *output_files[MAX_FILES];
6488cf9b 114static AVCodec *output_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 115static int nb_output_files = 0;
6488cf9b 116static int nb_ocodecs;
85f07f22 117
f44fd374 118static AVStreamMap stream_maps[MAX_FILES*MAX_STREAMS];
85f07f22
FB
119static int nb_stream_maps;
120
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121static AVMetaDataMap meta_data_maps[MAX_FILES];
122static int nb_meta_data_maps;
123
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124static int frame_width = 0;
125static int frame_height = 0;
880e8ba7 126static float frame_aspect_ratio = 0;
644a9262 127static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
ce1ee094 128static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE;
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TK
129static int frame_padtop = 0;
130static int frame_padbottom = 0;
131static int frame_padleft = 0;
132static int frame_padright = 0;
133static int padcolor[3] = {16,128,128}; /* default to black */
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MN
134static int frame_topBand = 0;
135static int frame_bottomBand = 0;
136static int frame_leftBand = 0;
137static int frame_rightBand = 0;
cf7fc795 138static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 139static AVRational frame_rate;
158c7f05 140static float video_qscale = 0;
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VM
141static uint16_t *intra_matrix = NULL;
142static uint16_t *inter_matrix = NULL;
464a631c 143static const char *video_rc_override_string=NULL;
85f07f22 144static int video_disable = 0;
f3356e9c 145static int video_discard = 0;
4a897224 146static char *video_codec_name = NULL;
b2a2197e 147static int video_codec_tag = 0;
0fc2c0f6 148static char *video_language = NULL;
85f07f22 149static int same_quality = 0;
cfcf0ffd 150static int do_deinterlace = 0;
bb198e19 151static int top_field_first = -1;
f4f3223f 152static int me_threshold = 0;
1a11cbcc 153static int intra_dc_precision = 8;
5894e1bb 154static int loop_input = 0;
8108551a 155static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 156static int qp_hist = 0;
46847a33
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157#if CONFIG_AVFILTER
158static char *vfilters = NULL;
159AVFilterGraph *filt_graph_all = NULL;
160#endif
85f07f22 161
85f07f22
FB
162static int intra_only = 0;
163static int audio_sample_rate = 44100;
13367a46 164static int64_t channel_layout = 0;
c57c770d
JR
165#define QSCALE_NONE -99999
166static float audio_qscale = QSCALE_NONE;
85f07f22
FB
167static int audio_disable = 0;
168static int audio_channels = 1;
4a897224 169static char *audio_codec_name = NULL;
b2a2197e 170static int audio_codec_tag = 0;
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171static char *audio_language = NULL;
172
11bf3847 173static int subtitle_disable = 0;
4a897224 174static char *subtitle_codec_name = NULL;
cf7fc795 175static char *subtitle_language = NULL;
27ad7d3a 176static int subtitle_codec_tag = 0;
85f07f22 177
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178static float mux_preload= 0.5;
179static float mux_max_delay= 0.7;
2db3c638 180
fc7ad2af 181static int64_t recording_time = INT64_MAX;
8831db5c 182static int64_t start_time = 0;
4568325a 183static int64_t rec_timestamp = 0;
a6a92a9a 184static int64_t input_ts_offset = 0;
85f07f22 185static int file_overwrite = 0;
a5926d85
AJ
186static int metadata_count;
187static AVMetadataTag *metadata;
5727b222 188static int do_benchmark = 0;
a0663ba4 189static int do_hex_dump = 0;
254abc2e 190static int do_pkt_dump = 0;
43f1708f 191static int do_psnr = 0;
5abdb4b1 192static int do_pass = 0;
ad16627f 193static char *pass_logfilename_prefix = NULL;
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FB
194static int audio_stream_copy = 0;
195static int video_stream_copy = 0;
cf7fc795 196static int subtitle_stream_copy = 0;
8858816d 197static int video_sync_method= -1;
986ebcdb 198static int audio_sync_method= 0;
d4d226a8 199static float audio_drift_threshold= 0.1;
72bd8100 200static int copy_ts= 0;
76bdac6d 201static int opt_shortest = 0;
90ad92b3 202static int video_global_header = 0;
b60d1379 203static char *vstats_filename;
032aa7df 204static FILE *vstats_file;
50e143c4 205static int opt_programid = 0;
50e3477f 206static int copy_initial_nonkeyframes = 0;
5abdb4b1 207
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MK
208static int rate_emu = 0;
209
a5df11ab 210static int video_channel = 0;
df0cecdd 211static char *video_standard;
79a7c268 212
a9aa3467 213static int audio_volume = 256;
8aa3ee32 214
f2abc559 215static int exit_on_error = 0;
d9a916e2 216static int using_stdin = 0;
f068206e 217static int verbose = 1;
9c3d33d6 218static int thread_count= 1;
b51469a0 219static int q_pressed = 0;
1008ceb3
MN
220static int64_t video_size = 0;
221static int64_t audio_size = 0;
222static int64_t extra_size = 0;
a6a92a9a
WG
223static int nb_frames_dup = 0;
224static int nb_frames_drop = 0;
6e454c38 225static int input_sync;
76bdac6d 226static uint64_t limit_filesize = 0;
d2845b75 227static int force_fps = 0;
d9a916e2 228
5b6d5596 229static int pgmyuv_compatibility_hack=0;
a8482aab 230static float dts_delta_threshold = 10;
5b6d5596 231
e60da588 232static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 233
29cc1c23 234static int64_t timer_start;
8bbf6db9 235
3321cb3f
BC
236static uint8_t *audio_buf;
237static uint8_t *audio_out;
b8919a30 238unsigned int allocated_audio_out_size, allocated_audio_buf_size;
3321cb3f
BC
239
240static short *samples;
241
748c2fca
MN
242static AVBitStreamFilterContext *video_bitstream_filters=NULL;
243static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 244static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 245static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 246
ad16627f 247#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 248
b4a3389e
WG
249struct AVInputStream;
250
85f07f22
FB
251typedef struct AVOutputStream {
252 int file_index; /* file index */
253 int index; /* stream index in the output file */
254 int source_index; /* AVInputStream index */
255 AVStream *st; /* stream in the output file */
ec5517d5
FB
256 int encoding_needed; /* true if encoding needed for this stream */
257 int frame_number;
258 /* input pts and corresponding output pts
259 for A/V sync */
b4a3389e
WG
260 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
261 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 262 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 263 /* video only */
07d0cdfc 264 int video_resample;
a4d36c11 265 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA
266 struct SwsContext *img_resample_ctx; /* for image resampling */
267 int resample_height;
352666c1 268 int resample_width;
01a3c821 269 int resample_pix_fmt;
34b10a57 270
352666c1
EB
271 /* full frame size of first frame */
272 int original_height;
273 int original_width;
274
275 /* cropping area sizes */
07d0cdfc 276 int video_crop;
352666c1
EB
277 int topBand;
278 int bottomBand;
34b10a57 279 int leftBand;
352666c1
EB
280 int rightBand;
281
282 /* cropping area of first frame */
283 int original_topBand;
284 int original_bottomBand;
285 int original_leftBand;
286 int original_rightBand;
115329f1 287
352666c1 288 /* padding area sizes */
07d0cdfc 289 int video_pad;
352666c1 290 int padtop;
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TK
291 int padbottom;
292 int padleft;
293 int padright;
115329f1 294
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FB
295 /* audio only */
296 int audio_resample;
297 ReSampleContext *resample; /* for audio resampling */
a79db0f7
PR
298 int reformat_pair;
299 AVAudioConvert *reformat_ctx;
41dd680d 300 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 301 FILE *logfile;
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FB
302} AVOutputStream;
303
304typedef struct AVInputStream {
305 int file_index;
306 int index;
307 AVStream *st;
308 int discard; /* true if stream data should be discarded */
309 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 310 int64_t sample_index; /* current sample */
bdfcbbed
MK
311
312 int64_t start; /* time when read started */
254abc2e
FB
313 int64_t next_pts; /* synthetic pts for cases where pkt.pts
314 is not defined */
e7d0374f 315 int64_t pts; /* current pts */
ff4905a5 316 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 317 int showed_multi_packet_warning;
55a7e946 318 int is_past_recording_time;
46847a33
MN
319#if CONFIG_AVFILTER
320 AVFilterContext *out_video_filter;
321 AVFilterContext *input_video_filter;
322 AVFrame *filter_frame;
323 int has_filter_frame;
324 AVFilterPicRef *picref;
325#endif
85f07f22
FB
326} AVInputStream;
327
328typedef struct AVInputFile {
329 int eof_reached; /* true if eof reached */
330 int ist_index; /* index of first stream in ist_table */
331 int buffer_size; /* current total buffer size */
79fdaa4c 332 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
333} AVInputFile;
334
b250f9c6 335#if HAVE_TERMIOS_H
bdc4796f 336
85f07f22
FB
337/* init terminal so that we can grab keys */
338static struct termios oldtty;
64f6e357 339#endif
85f07f22 340
46847a33
MN
341#if CONFIG_AVFILTER
342typedef struct {
343 int pix_fmt;
344} FilterOutPriv;
345
346
347static int output_init(AVFilterContext *ctx, const char *args, void *opaque)
348{
349 FilterOutPriv *priv = ctx->priv;
350
351 if(!opaque) return -1;
352
353 priv->pix_fmt = *((int *)opaque);
354
355 return 0;
356}
357
358static void output_end_frame(AVFilterLink *link)
359{
360}
361
362static int output_query_formats(AVFilterContext *ctx)
363{
364 FilterOutPriv *priv = ctx->priv;
365 enum PixelFormat pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE };
366
367 avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
368 return 0;
369}
370
371static int get_filtered_video_pic(AVFilterContext *ctx,
372 AVFilterPicRef **picref, AVFrame *pic2,
373 uint64_t *pts)
374{
375 AVFilterPicRef *pic;
376
377 if(avfilter_request_frame(ctx->inputs[0]))
378 return -1;
379 if(!(pic = ctx->inputs[0]->cur_pic))
380 return -1;
381 *picref = pic;
382 ctx->inputs[0]->cur_pic = NULL;
383
384 *pts = pic->pts;
385
386 memcpy(pic2->data, pic->data, sizeof(pic->data));
387 memcpy(pic2->linesize, pic->linesize, sizeof(pic->linesize));
bdab692f
MN
388 pic2->interlaced_frame = pic->interlaced;
389 pic2->top_field_first = pic->top_field_first;
46847a33
MN
390
391 return 1;
392}
393
394static AVFilter output_filter =
395{
396 .name = "ffmpeg_output",
397
398 .priv_size = sizeof(FilterOutPriv),
399 .init = output_init,
400
401 .query_formats = output_query_formats,
402
403 .inputs = (AVFilterPad[]) {{ .name = "default",
404 .type = AVMEDIA_TYPE_VIDEO,
405 .end_frame = output_end_frame,
406 .min_perms = AV_PERM_READ, },
407 { .name = NULL }},
408 .outputs = (AVFilterPad[]) {{ .name = NULL }},
409};
410
411static int configure_filters(AVInputStream *ist, AVOutputStream *ost)
412{
413 AVFilterContext *curr_filter;
414 /** filter graph containing all filters including input & output */
415 AVCodecContext *codec = ost->st->codec;
416 AVCodecContext *icodec = ist->st->codec;
417 char args[255];
418
419 filt_graph_all = av_mallocz(sizeof(AVFilterGraph));
420
421 if(!(ist->input_video_filter = avfilter_open(avfilter_get_by_name("buffer"), "src")))
422 return -1;
423 if(!(ist->out_video_filter = avfilter_open(&output_filter, "out")))
424 return -1;
425
426 snprintf(args, 255, "%d:%d:%d", ist->st->codec->width,
427 ist->st->codec->height, ist->st->codec->pix_fmt);
428 if(avfilter_init_filter(ist->input_video_filter, args, NULL))
429 return -1;
430 if(avfilter_init_filter(ist->out_video_filter, NULL, &codec->pix_fmt))
431 return -1;
432
433 /* add input and output filters to the overall graph */
434 avfilter_graph_add_filter(filt_graph_all, ist->input_video_filter);
435 avfilter_graph_add_filter(filt_graph_all, ist->out_video_filter);
436
437 curr_filter = ist->input_video_filter;
438
439 if(ost->video_crop) {
440 char crop_args[255];
441 AVFilterContext *filt_crop;
442 snprintf(crop_args, 255, "%d:%d:%d:%d", ost->leftBand, ost->topBand,
443 codec->width - (frame_padleft + frame_padright),
444 codec->height - (frame_padtop + frame_padbottom));
445 filt_crop = avfilter_open(avfilter_get_by_name("crop"), NULL);
446 if (!filt_crop)
447 return -1;
448 if (avfilter_init_filter(filt_crop, crop_args, NULL))
449 return -1;
450 if (avfilter_link(curr_filter, 0, filt_crop, 0))
451 return -1;
452 curr_filter = filt_crop;
453 avfilter_graph_add_filter(filt_graph_all, curr_filter);
454 }
455
456 if((codec->width !=
457 icodec->width - (frame_leftBand + frame_rightBand) +
458 (frame_padleft + frame_padright)) ||
459 (codec->height != icodec->height - (frame_topBand + frame_bottomBand) +
460 (frame_padtop + frame_padbottom))) {
461 char scale_args[255];
462 AVFilterContext *filt_scale;
463 snprintf(scale_args, 255, "%d:%d:flags=0x%X",
464 codec->width - (frame_padleft + frame_padright),
465 codec->height - (frame_padtop + frame_padbottom),
466 (int)av_get_int(sws_opts, "sws_flags", NULL));
467 filt_scale = avfilter_open(avfilter_get_by_name("scale"), NULL);
468 if (!filt_scale)
469 return -1;
470 if (avfilter_init_filter(filt_scale, scale_args, NULL))
471 return -1;
472 if (avfilter_link(curr_filter, 0, filt_scale, 0))
473 return -1;
474 curr_filter = filt_scale;
475 avfilter_graph_add_filter(filt_graph_all, curr_filter);
476 }
477
478 if(vfilters) {
479 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
480 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
481
482 outputs->name = av_strdup("in");
483 outputs->filter = curr_filter;
484 outputs->pad_idx = 0;
485 outputs->next = NULL;
486
487 inputs->name = av_strdup("out");
488 inputs->filter = ist->out_video_filter;
489 inputs->pad_idx = 0;
490 inputs->next = NULL;
491
492 if (avfilter_graph_parse(filt_graph_all, vfilters, inputs, outputs, NULL) < 0)
493 return -1;
494 av_freep(&vfilters);
495 } else {
496 if(avfilter_link(curr_filter, 0, ist->out_video_filter, 0) < 0)
497 return -1;
498 }
499
500 {
501 char scale_sws_opts[128];
502 snprintf(scale_sws_opts, sizeof(scale_sws_opts), "flags=0x%X", (int)av_get_int(sws_opts, "sws_flags", NULL));
503 filt_graph_all->scale_sws_opts = av_strdup(scale_sws_opts);
504 }
505
506 /* configure all the filter links */
507 if(avfilter_graph_check_validity(filt_graph_all, NULL))
508 return -1;
509 if(avfilter_graph_config_formats(filt_graph_all, NULL))
510 return -1;
511 if(avfilter_graph_config_links(filt_graph_all, NULL))
512 return -1;
513
514 codec->width = ist->out_video_filter->inputs[0]->w;
515 codec->height = ist->out_video_filter->inputs[0]->h;
516
517 return 0;
518}
519#endif /* CONFIG_AVFILTER */
520
85f07f22
FB
521static void term_exit(void)
522{
64f6e357 523#if HAVE_TERMIOS_H
85f07f22 524 tcsetattr (0, TCSANOW, &oldtty);
9a9509e6 525#endif
64f6e357 526}
85f07f22 527
e9a832e5 528static volatile int received_sigterm = 0;
9680a722
RP
529
530static void
531sigterm_handler(int sig)
532{
533 received_sigterm = sig;
534 term_exit();
535}
536
85f07f22
FB
537static void term_init(void)
538{
b250f9c6 539#if HAVE_TERMIOS_H
85f07f22
FB
540 struct termios tty;
541
542 tcgetattr (0, &tty);
543 oldtty = tty;
9a9509e6 544 atexit(term_exit);
85f07f22
FB
545
546 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
547 |INLCR|IGNCR|ICRNL|IXON);
548 tty.c_oflag |= OPOST;
549 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
550 tty.c_cflag &= ~(CSIZE|PARENB);
551 tty.c_cflag |= CS8;
552 tty.c_cc[VMIN] = 1;
553 tty.c_cc[VTIME] = 0;
115329f1 554
85f07f22 555 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
556 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
557#endif
85f07f22 558
9680a722 559 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 560 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR
561#ifdef SIGXCPU
562 signal(SIGXCPU, sigterm_handler);
563#endif
564
b250f9c6 565#if CONFIG_BEOS_NETSERVER
9ddd71fc
FR
566 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
567#endif
85f07f22
FB
568}
569
570/* read a key without blocking */
571static int read_key(void)
572{
b250f9c6 573#if HAVE_TERMIOS_H
9ddd71fc 574 int n = 1;
85f07f22 575 unsigned char ch;
b250f9c6 576#if !CONFIG_BEOS_NETSERVER
9ddd71fc 577 struct timeval tv;
85f07f22
FB
578 fd_set rfds;
579
580 FD_ZERO(&rfds);
581 FD_SET(0, &rfds);
582 tv.tv_sec = 0;
583 tv.tv_usec = 0;
584 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 585#endif
85f07f22 586 if (n > 0) {
cb09b2ed
PG
587 n = read(0, &ch, 1);
588 if (n == 1)
85f07f22 589 return ch;
cb09b2ed
PG
590
591 return n;
85f07f22 592 }
b250f9c6 593#elif HAVE_CONIO_H
4b54c6d0
RP
594 if(kbhit())
595 return(getch());
d86b83f8 596#endif
85f07f22
FB
597 return -1;
598}
599
b51469a0
LS
600static int decode_interrupt_cb(void)
601{
602 return q_pressed || (q_pressed = read_key() == 'q');
603}
604
296df4e7 605static int av_exit(int ret)
e5295c0d
RP
606{
607 int i;
608
609 /* close files */
610 for(i=0;i<nb_output_files;i++) {
611 /* maybe av_close_output_file ??? */
612 AVFormatContext *s = output_files[i];
613 int j;
8767060c 614 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP
615 url_fclose(s->pb);
616 for(j=0;j<s->nb_streams;j++) {
094d9df7 617 av_metadata_free(&s->streams[j]->metadata);
e5295c0d
RP
618 av_free(s->streams[j]->codec);
619 av_free(s->streams[j]);
620 }
094d9df7
AJ
621 for(j=0;j<s->nb_programs;j++) {
622 av_metadata_free(&s->programs[j]->metadata);
623 }
624 for(j=0;j<s->nb_chapters;j++) {
625 av_metadata_free(&s->chapters[j]->metadata);
626 }
627 av_metadata_free(&s->metadata);
e5295c0d
RP
628 av_free(s);
629 }
630 for(i=0;i<nb_input_files;i++)
631 av_close_input_file(input_files[i]);
632
e5295c0d
RP
633 av_free(intra_matrix);
634 av_free(inter_matrix);
635
636 if (vstats_file)
637 fclose(vstats_file);
638 av_free(vstats_filename);
639
640 av_free(opt_names);
641
642 av_free(video_codec_name);
643 av_free(audio_codec_name);
644 av_free(subtitle_codec_name);
645
646 av_free(video_standard);
647
b250f9c6 648#if CONFIG_POWERPC_PERF
9686df2b 649 void powerpc_display_perf_report(void);
e5295c0d
RP
650 powerpc_display_perf_report();
651#endif /* CONFIG_POWERPC_PERF */
652
72415b2a 653 for (i=0;i<AVMEDIA_TYPE_NB;i++)
5973490a
BC
654 av_free(avcodec_opts[i]);
655 av_free(avformat_opts);
656 av_free(sws_opts);
3321cb3f
BC
657 av_free(audio_buf);
658 av_free(audio_out);
b8919a30 659 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 660 av_free(samples);
5973490a 661
46847a33
MN
662#if CONFIG_AVFILTER
663 avfilter_uninit();
664#endif
665
e5295c0d
RP
666 if (received_sigterm) {
667 fprintf(stderr,
668 "Received signal %d: terminating.\n",
669 (int) received_sigterm);
670 exit (255);
671 }
672
296df4e7
RP
673 exit(ret); /* not all OS-es handle main() return value */
674 return ret;
e5295c0d
RP
675}
676
aa1de0d9
RB
677static void choose_sample_fmt(AVStream *st, AVCodec *codec)
678{
679 if(codec && codec->sample_fmts){
680 const enum SampleFormat *p= codec->sample_fmts;
681 for(; *p!=-1; p++){
682 if(*p == st->codec->sample_fmt)
683 break;
684 }
685 if(*p == -1)
686 st->codec->sample_fmt = codec->sample_fmts[0];
687 }
688}
689
10d0f5e0
MN
690static void choose_sample_rate(AVStream *st, AVCodec *codec)
691{
692 if(codec && codec->supported_samplerates){
693 const int *p= codec->supported_samplerates;
694 int best;
695 int best_dist=INT_MAX;
696 for(; *p; p++){
697 int dist= abs(st->codec->sample_rate - *p);
698 if(dist < best_dist){
699 best_dist= dist;
700 best= *p;
701 }
702 }
ff866063
MN
703 if(best_dist){
704 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
705 }
10d0f5e0
MN
706 st->codec->sample_rate= best;
707 }
708}
709
aa1de0d9
RB
710static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
711{
712 if(codec && codec->pix_fmts){
713 const enum PixelFormat *p= codec->pix_fmts;
714 for(; *p!=-1; p++){
715 if(*p == st->codec->pix_fmt)
716 break;
717 }
718 if(*p == -1
719 && !( st->codec->codec_id==CODEC_ID_MJPEG
720 && st->codec->strict_std_compliance <= FF_COMPLIANCE_INOFFICIAL
721 && ( st->codec->pix_fmt == PIX_FMT_YUV420P
722 || st->codec->pix_fmt == PIX_FMT_YUV422P)))
723 st->codec->pix_fmt = codec->pix_fmts[0];
724 }
725}
726
b29f97d1 727static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 728{
79fdaa4c 729 int i, err;
85f07f22 730 AVFormatContext *ic;
3438d82d 731 int nopts = 0;
85f07f22 732
79fdaa4c
FB
733 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
734 if (err < 0)
735 return err;
85f07f22
FB
736 /* copy stream format */
737 s->nb_streams = ic->nb_streams;
738 for(i=0;i<ic->nb_streams;i++) {
739 AVStream *st;
d9521cb1 740 AVCodec *codec;
1e491e29 741
f37f8d4c 742 // FIXME: a more elegant solution is needed
e1031171 743 st = av_mallocz(sizeof(AVStream));
85f07f22 744 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 745 st->codec = avcodec_alloc_context();
7ef61879
RP
746 if (!st->codec) {
747 print_error(filename, AVERROR(ENOMEM));
748 av_exit(1);
749 }
d9521cb1 750 avcodec_copy_context(st->codec, ic->streams[i]->codec);
85f07f22 751 s->streams[i] = st;
837d248d 752
d9521cb1
RB
753 codec = avcodec_find_encoder(st->codec->codec_id);
754 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
755 if (audio_stream_copy) {
756 st->stream_copy = 1;
757 } else
758 choose_sample_fmt(st, codec);
759 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
760 if (video_stream_copy) {
761 st->stream_copy = 1;
762 } else
763 choose_pixel_fmt(st, codec);
764 }
837d248d 765
dbedf2aa
BC
766 if(!st->codec->thread_count)
767 st->codec->thread_count = 1;
768 if(st->codec->thread_count>1)
769 avcodec_thread_init(st->codec, st->codec->thread_count);
770
3438d82d
BC
771 if(st->codec->flags & CODEC_FLAG_BITEXACT)
772 nopts = 1;
85f07f22
FB
773 }
774
3438d82d
BC
775 if (!nopts)
776 s->timestamp = av_gettime();
777
85f07f22
FB
778 av_close_input_file(ic);
779 return 0;
780}
781
b4a3389e
WG
782static double
783get_sync_ipts(const AVOutputStream *ost)
784{
785 const AVInputStream *ist = ost->sync_ist;
fec401f7 786 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
787}
788
748c2fca 789static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
790 int ret;
791
748c2fca
MN
792 while(bsfc){
793 AVPacket new_pkt= *pkt;
794 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
795 &new_pkt.data, &new_pkt.size,
796 pkt->data, pkt->size,
cc947f04 797 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 798 if(a>0){
748c2fca
MN
799 av_free_packet(pkt);
800 new_pkt.destruct= av_destruct_packet;
7055cdac 801 } else if(a<0){
1f8e32cd
DB
802 fprintf(stderr, "%s failed for stream %d, codec %s",
803 bsfc->filter->name, pkt->stream_index,
804 avctx->codec ? avctx->codec->name : "copy");
7055cdac 805 print_error("", a);
f2abc559
BC
806 if (exit_on_error)
807 av_exit(1);
748c2fca
MN
808 }
809 *pkt= new_pkt;
810
811 bsfc= bsfc->next;
812 }
813
0ac07031
MN
814 ret= av_interleaved_write_frame(s, pkt);
815 if(ret < 0){
816 print_error("av_interleaved_write_frame()", ret);
296df4e7 817 av_exit(1);
0ac07031 818 }
748c2fca
MN
819}
820
817b23ff 821#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 822
115329f1
DB
823static void do_audio_out(AVFormatContext *s,
824 AVOutputStream *ost,
85f07f22
FB
825 AVInputStream *ist,
826 unsigned char *buf, int size)
827{
0c1a9eda 828 uint8_t *buftmp;
15bfe412 829 int64_t audio_out_size, audio_buf_size;
7a086a85 830 int64_t allocated_for_size= size;
d66c7abc 831
85f07f22 832 int size_out, frame_bytes, ret;
01f4895c 833 AVCodecContext *enc= ost->st->codec;
2886f311 834 AVCodecContext *dec= ist->st->codec;
287ba997
PR
835 int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8;
836 int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8;
15bfe412
MN
837 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
838
7a086a85
MN
839need_realloc:
840 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 841 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 842 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
15bfe412
MN
843 audio_buf_size*= osize*enc->channels;
844
845 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
846 if(coded_bps > 8*osize)
847 audio_out_size= audio_out_size * coded_bps / (8*osize);
848 audio_out_size += FF_MIN_BUFFER_SIZE;
849
850 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
851 fprintf(stderr, "Buffer sizes too large\n");
852 av_exit(1);
853 }
85f07f22 854
b8919a30
MN
855 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
856 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN
857 if (!audio_buf || !audio_out){
858 fprintf(stderr, "Out of memory in do_audio_out\n");
859 av_exit(1);
860 }
d66c7abc 861
2886f311
862 if (enc->channels != dec->channels)
863 ost->audio_resample = 1;
864
865 if (ost->audio_resample && !ost->resample) {
d1e3c6fd
BC
866 if (dec->sample_fmt != SAMPLE_FMT_S16)
867 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
868 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
869 enc->sample_rate, dec->sample_rate,
870 enc->sample_fmt, dec->sample_fmt,
871 16, 10, 0, 0.8);
2886f311
872 if (!ost->resample) {
873 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
874 dec->channels, dec->sample_rate,
875 enc->channels, enc->sample_rate);
296df4e7 876 av_exit(1);
2886f311
877 }
878 }
879
a79db0f7 880#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
d1e3c6fd 881 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 882 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR
883 if (ost->reformat_ctx)
884 av_audio_convert_free(ost->reformat_ctx);
885 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
886 dec->sample_fmt, 1, NULL, 0);
887 if (!ost->reformat_ctx) {
888 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
889 avcodec_get_sample_fmt_name(dec->sample_fmt),
890 avcodec_get_sample_fmt_name(enc->sample_fmt));
891 av_exit(1);
892 }
893 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
894 }
895
986ebcdb 896 if(audio_sync_method){
115329f1 897 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
41dd680d 898 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN
899 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
900 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 901
986ebcdb
MN
902 //FIXME resample delay
903 if(fabs(delta) > 50){
d4d226a8 904 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 905 if(byte_delta < 0){
f41dd5aa 906 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
907 size += byte_delta;
908 buf -= byte_delta;
909 if(verbose > 2)
910 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
911 if(!size)
912 return;
913 ist->is_start=0;
914 }else{
915 static uint8_t *input_tmp= NULL;
916 input_tmp= av_realloc(input_tmp, byte_delta + size);
917
7a086a85
MN
918 if(byte_delta > allocated_for_size - size){
919 allocated_for_size= byte_delta + (int64_t)size;
920 goto need_realloc;
921 }
922 ist->is_start=0;
ff4905a5
MN
923
924 memset(input_tmp, 0, byte_delta);
925 memcpy(input_tmp + byte_delta, buf, size);
926 buf= input_tmp;
927 size += byte_delta;
928 if(verbose > 2)
929 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
930 }
931 }else if(audio_sync_method>1){
f66e4f5f 932 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN
933 assert(ost->audio_resample);
934 if(verbose > 2)
935 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 936// 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
937 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
938 }
115329f1 939 }
986ebcdb 940 }else
b4a3389e 941 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
41dd680d 942 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
943
944 if (ost->audio_resample) {
945 buftmp = audio_buf;
115329f1 946 size_out = audio_resample(ost->resample,
85f07f22 947 (short *)buftmp, (short *)buf,
287ba997
PR
948 size / (ist->st->codec->channels * isize));
949 size_out = size_out * enc->channels * osize;
85f07f22
FB
950 } else {
951 buftmp = buf;
952 size_out = size;
953 }
954
d1e3c6fd 955 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 956 const void *ibuf[6]= {buftmp};
80f47250 957 void *obuf[6]= {audio_buf};
287ba997
PR
958 int istride[6]= {isize};
959 int ostride[6]= {osize};
a79db0f7
PR
960 int len= size_out/istride[0];
961 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
962 printf("av_audio_convert() failed\n");
f2abc559
BC
963 if (exit_on_error)
964 av_exit(1);
a79db0f7
PR
965 return;
966 }
80f47250 967 buftmp = audio_buf;
287ba997 968 size_out = len*osize;
a79db0f7
PR
969 }
970
85f07f22 971 /* now encode as many frames as possible */
a0663ba4 972 if (enc->frame_size > 1) {
85f07f22 973 /* output resampled raw samples */
41dd680d 974 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5
SS
975 fprintf(stderr, "av_fifo_realloc2() failed\n");
976 av_exit(1);
977 }
41dd680d 978 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 979
287ba997 980 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 981
41dd680d 982 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN
983 AVPacket pkt;
984 av_init_packet(&pkt);
985
3898eed8 986 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 987
5bc440e7
MN
988 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
989
115329f1 990 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 991 (short *)audio_buf);
528271ff
MN
992 if (ret < 0) {
993 fprintf(stderr, "Audio encoding failed\n");
994 av_exit(1);
995 }
1008ceb3 996 audio_size += ret;
e928649b
MN
997 pkt.stream_index= ost->index;
998 pkt.data= audio_out;
999 pkt.size= ret;
e7902f20 1000 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1001 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 1002 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 1003 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 1004
986ebcdb 1005 ost->sync_opts += enc->frame_size;
85f07f22
FB
1006 }
1007 } else {
e928649b
MN
1008 AVPacket pkt;
1009 av_init_packet(&pkt);
986ebcdb 1010
287ba997 1011 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 1012
a0663ba4 1013 /* output a pcm frame */
287ba997
PR
1014 /* determine the size of the coded buffer */
1015 size_out /= osize;
1016 if (coded_bps)
060b8592 1017 size_out = size_out*coded_bps/8;
287ba997 1018
5ee05a62
MN
1019 if(size_out > audio_out_size){
1020 fprintf(stderr, "Internal error, buffer size too small\n");
1021 av_exit(1);
1022 }
1023
5bc440e7 1024 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 1025 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 1026 (short *)buftmp);
528271ff
MN
1027 if (ret < 0) {
1028 fprintf(stderr, "Audio encoding failed\n");
1029 av_exit(1);
1030 }
1008ceb3 1031 audio_size += ret;
e928649b
MN
1032 pkt.stream_index= ost->index;
1033 pkt.data= audio_out;
1034 pkt.size= ret;
e7902f20 1035 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1036 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 1037 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 1038 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB
1039 }
1040}
1041
10d104e4
PG
1042static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
1043{
1044 AVCodecContext *dec;
1045 AVPicture *picture2;
1046 AVPicture picture_tmp;
0c1a9eda 1047 uint8_t *buf = 0;
10d104e4 1048
01f4895c 1049 dec = ist->st->codec;
10d104e4
PG
1050
1051 /* deinterlace : must be done before any resize */
fdf11906 1052 if (do_deinterlace) {
10d104e4
PG
1053 int size;
1054
1055 /* create temporary picture */
1056 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
1057 buf = av_malloc(size);
1058 if (!buf)
1059 return;
115329f1 1060
10d104e4
PG
1061 picture2 = &picture_tmp;
1062 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1063
9e1cc598
RP
1064 if(avpicture_deinterlace(picture2, picture,
1065 dec->pix_fmt, dec->width, dec->height) < 0) {
1066 /* if error, do not deinterlace */
1067 fprintf(stderr, "Deinterlacing failed\n");
1068 av_free(buf);
1069 buf = NULL;
1070 picture2 = picture;
1071 }
10d104e4
PG
1072 } else {
1073 picture2 = picture;
1074 }
1075
10d104e4
PG
1076 if (picture != picture2)
1077 *picture = *picture2;
1078 *bufp = buf;
1079}
1080
ec5517d5
FB
1081/* we begin to correct av delay at this threshold */
1082#define AV_DELAY_MAX 0.100
85f07f22 1083
115329f1
DB
1084static void do_subtitle_out(AVFormatContext *s,
1085 AVOutputStream *ost,
cf7fc795
FB
1086 AVInputStream *ist,
1087 AVSubtitle *sub,
1088 int64_t pts)
1089{
1090 static uint8_t *subtitle_out = NULL;
7f4fca03 1091 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB
1092 int subtitle_out_size, nb, i;
1093 AVCodecContext *enc;
1094 AVPacket pkt;
1095
1096 if (pts == AV_NOPTS_VALUE) {
1097 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559
BC
1098 if (exit_on_error)
1099 av_exit(1);
cf7fc795
FB
1100 return;
1101 }
1102
01f4895c 1103 enc = ost->st->codec;
cf7fc795
FB
1104
1105 if (!subtitle_out) {
1106 subtitle_out = av_malloc(subtitle_out_max_size);
1107 }
1108
1109 /* Note: DVB subtitle need one packet to draw them and one other
1110 packet to clear them */
1111 /* XXX: signal it in the codec context ? */
1112 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1113 nb = 2;
1114 else
1115 nb = 1;
1116
1117 for(i = 0; i < nb; i++) {
4bbe788a 1118 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD
1119 // start_display_time is required to be 0
1120 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1121 sub->end_display_time -= sub->start_display_time;
1122 sub->start_display_time = 0;
115329f1 1123 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 1124 subtitle_out_max_size, sub);
266649a5
RD
1125 if (subtitle_out_size < 0) {
1126 fprintf(stderr, "Subtitle encoding failed\n");
1127 av_exit(1);
1128 }
115329f1 1129
cf7fc795
FB
1130 av_init_packet(&pkt);
1131 pkt.stream_index = ost->index;
1132 pkt.data = subtitle_out;
1133 pkt.size = subtitle_out_size;
8b03c014 1134 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB
1135 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1136 /* XXX: the pts correction is handled here. Maybe handling
1137 it in the codec would be better */
1138 if (i == 0)
1139 pkt.pts += 90 * sub->start_display_time;
1140 else
1141 pkt.pts += 90 * sub->end_display_time;
1142 }
748c2fca 1143 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB
1144 }
1145}
1146
8a6cb114 1147static int bit_buffer_size= 1024*256;
27537106 1148static uint8_t *bit_buffer= NULL;
1ff93ffc 1149
115329f1
DB
1150static void do_video_out(AVFormatContext *s,
1151 AVOutputStream *ost,
85f07f22 1152 AVInputStream *ist,
7a0f9d7e 1153 AVFrame *in_picture,
986ebcdb 1154 int *frame_size)
85f07f22 1155{
ec5517d5 1156 int nb_frames, i, ret;
46847a33 1157#if !CONFIG_AVFILTER
352666c1 1158 int64_t topBand, bottomBand, leftBand, rightBand;
46847a33 1159#endif
07d0cdfc 1160 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 1161 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 1162 AVCodecContext *enc, *dec;
47b229db 1163 double sync_ipts;
115329f1 1164
a4d36c11 1165 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 1166 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 1167
01f4895c
MN
1168 enc = ost->st->codec;
1169 dec = ist->st->codec;
85f07f22 1170
47b229db
AS
1171 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1172
ec5517d5
FB
1173 /* by default, we output a single frame */
1174 nb_frames = 1;
1175
204c0f48
PG
1176 *frame_size = 0;
1177
9ff261a2 1178 if(video_sync_method){
d55065a2 1179 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN
1180 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1181 if (vdelta < -1.1)
1182 nb_frames = 0;
e6fdc2b1
MN
1183 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
1184 if(vdelta<=-0.6){
1185 nb_frames=0;
1186 }else if(vdelta>0.6)
47b229db 1187 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 1188 }else if (vdelta > 1.1)
70122f29 1189 nb_frames = lrintf(vdelta);
fc6765d7 1190//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
1191 if (nb_frames == 0){
1192 ++nb_frames_drop;
1193 if (verbose>2)
1194 fprintf(stderr, "*** drop!\n");
8300609b 1195 }else if (nb_frames > 1) {
ed30e518 1196 nb_frames_dup += nb_frames - 1;
50c3dd32 1197 if (verbose>2)
8300609b 1198 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
1199 }
1200 }else
47b229db 1201 ost->sync_opts= lrintf(sync_ipts);
445f1b83 1202
72415b2a 1203 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 1204 if (nb_frames <= 0)
85f07f22 1205 return;
ce7c56c2 1206
46847a33
MN
1207#if CONFIG_AVFILTER
1208 formatted_picture = in_picture;
1209#else
07d0cdfc 1210 if (ost->video_crop) {
636d6a4a 1211 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
49a06a4d 1212 fprintf(stderr, "error cropping picture\n");
f2abc559
BC
1213 if (exit_on_error)
1214 av_exit(1);
4e780252 1215 return;
07d0cdfc
LA
1216 }
1217 formatted_picture = &picture_crop_temp;
18a54b04
LA
1218 } else {
1219 formatted_picture = in_picture;
07d0cdfc 1220 }
46847a33 1221#endif
07d0cdfc
LA
1222
1223 final_picture = formatted_picture;
1224 padding_src = formatted_picture;
1225 resampling_dst = &ost->pict_tmp;
1226 if (ost->video_pad) {
1227 final_picture = &ost->pict_tmp;
1228 if (ost->video_resample) {
636d6a4a 1229 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
49a06a4d 1230 fprintf(stderr, "error padding picture\n");
f2abc559
BC
1231 if (exit_on_error)
1232 av_exit(1);
4e780252 1233 return;
07d0cdfc
LA
1234 }
1235 resampling_dst = &picture_pad_temp;
1236 }
1237 }
1238
b83ccbff
MN
1239 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
1240 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1241 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
1242
1243 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));
1244 if(!ost->video_resample)
1245 av_exit(1);
1246 }
1247
46847a33 1248#if !CONFIG_AVFILTER
85f07f22 1249 if (ost->video_resample) {
07d0cdfc 1250 padding_src = NULL;
34b10a57 1251 final_picture = &ost->pict_tmp;
352666c1 1252 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
01a3c821
JGG
1253 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1254 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 1255
352666c1
EB
1256 /* keep bands proportional to the frame size */
1257 topBand = ((int64_t)ist->st->codec->height * ost->original_topBand / ost->original_height) & ~1;
1258 bottomBand = ((int64_t)ist->st->codec->height * ost->original_bottomBand / ost->original_height) & ~1;
1259 leftBand = ((int64_t)ist->st->codec->width * ost->original_leftBand / ost->original_width) & ~1;
1260 rightBand = ((int64_t)ist->st->codec->width * ost->original_rightBand / ost->original_width) & ~1;
1261
1262 /* sanity check to ensure no bad band sizes sneak in */
1263 assert(topBand <= INT_MAX && topBand >= 0);
1264 assert(bottomBand <= INT_MAX && bottomBand >= 0);
1265 assert(leftBand <= INT_MAX && leftBand >= 0);
1266 assert(rightBand <= INT_MAX && rightBand >= 0);
1267
1268 ost->topBand = topBand;
1269 ost->bottomBand = bottomBand;
1270 ost->leftBand = leftBand;
1271 ost->rightBand = rightBand;
1272
1273 ost->resample_height = ist->st->codec->height - (ost->topBand + ost->bottomBand);
1274 ost->resample_width = ist->st->codec->width - (ost->leftBand + ost->rightBand);
01a3c821 1275 ost->resample_pix_fmt= ist->st->codec->pix_fmt;
352666c1
EB
1276
1277 /* initialize a new scaler context */
1278 sws_freeContext(ost->img_resample_ctx);
1279 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1280 ost->img_resample_ctx = sws_getContext(
1281 ist->st->codec->width - (ost->leftBand + ost->rightBand),
1282 ist->st->codec->height - (ost->topBand + ost->bottomBand),
1283 ist->st->codec->pix_fmt,
1284 ost->st->codec->width - (ost->padleft + ost->padright),
1285 ost->st->codec->height - (ost->padtop + ost->padbottom),
1286 ost->st->codec->pix_fmt,
1287 sws_flags, NULL, NULL, NULL);
1288 if (ost->img_resample_ctx == NULL) {
1289 fprintf(stderr, "Cannot get resampling context\n");
1290 av_exit(1);
1291 }
1292 }
18a54b04
LA
1293 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
1294 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 1295 }
46847a33 1296#endif
07d0cdfc
LA
1297
1298 if (ost->video_pad) {
636d6a4a 1299 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA
1300 enc->height, enc->width, enc->pix_fmt,
1301 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 1302 }
07d0cdfc 1303
85f07f22 1304 /* duplicates frame if needed */
ec5517d5 1305 for(i=0;i<nb_frames;i++) {
e928649b
MN
1306 AVPacket pkt;
1307 av_init_packet(&pkt);
1308 pkt.stream_index= ost->index;
1309
e8750b00
FR
1310 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1311 /* raw pictures are written as AVPicture structure to
1312 avoid any copies. We support temorarily the older
1313 method. */
2744ca9a 1314 AVFrame* old_frame = enc->coded_frame;
bb270c08 1315 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
1316 pkt.data= (uint8_t *)final_picture;
1317 pkt.size= sizeof(AVPicture);
b4dba580 1318 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1319 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1320
748c2fca 1321 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 1322 enc->coded_frame = old_frame;
e8750b00 1323 } else {
492cd3a9 1324 AVFrame big_picture;
a4d36c11
MN
1325
1326 big_picture= *final_picture;
7a0f9d7e
FB
1327 /* better than nothing: use input picture interlaced
1328 settings */
1329 big_picture.interlaced_frame = in_picture->interlaced_frame;
72415b2a 1330 if(avcodec_opts[AVMEDIA_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
1331 if(top_field_first == -1)
1332 big_picture.top_field_first = in_picture->top_field_first;
1333 else
2a8edc5d 1334 big_picture.top_field_first = top_field_first;
bb198e19 1335 }
7a0f9d7e 1336
85f07f22
FB
1337 /* handles sameq here. This is not correct because it may
1338 not be a global option */
1339 if (same_quality) {
1e491e29
MN
1340 big_picture.quality = ist->st->quality;
1341 }else
1342 big_picture.quality = ost->st->quality;
f4f3223f
MN
1343 if(!me_threshold)
1344 big_picture.pict_type = 0;
50c3dd32 1345// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
1346 big_picture.pts= ost->sync_opts;
1347// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1348//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 1349 ret = avcodec_encode_video(enc,
8a6cb114 1350 bit_buffer, bit_buffer_size,
1e491e29 1351 &big_picture);
95af5e1c 1352 if (ret < 0) {
4156a436 1353 fprintf(stderr, "Video encoding failed\n");
296df4e7 1354 av_exit(1);
4156a436 1355 }
54e28a85 1356
4bbc6260 1357 if(ret>0){
27537106 1358 pkt.data= bit_buffer;
e928649b 1359 pkt.size= ret;
e6b4e4ff 1360 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1361 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1362/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
1363 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1364 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1365
e6b4e4ff 1366 if(enc->coded_frame->key_frame)
cc947f04 1367 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 1368 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b 1369 *frame_size = ret;
44eb047a 1370 video_size += ret;
54e28a85
BC
1371 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1372 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN
1373 /* if two pass, output log */
1374 if (ost->logfile && enc->stats_out) {
1375 fprintf(ost->logfile, "%s", enc->stats_out);
1376 }
5abdb4b1 1377 }
85f07f22 1378 }
50c3dd32 1379 ost->sync_opts++;
ec5517d5 1380 ost->frame_number++;
85f07f22
FB
1381 }
1382}
1383
140cb663 1384static double psnr(double d){
b29f97d1 1385 return -10.0*log(d)/log(10.0);
140cb663
MN
1386}
1387
115329f1 1388static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1389 int frame_size)
ce7c56c2 1390{
ce7c56c2
J
1391 AVCodecContext *enc;
1392 int frame_number;
ce7c56c2 1393 double ti1, bitrate, avg_bitrate;
115329f1 1394
b60d1379 1395 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
1396 if (!vstats_file) {
1397 vstats_file = fopen(vstats_filename, "w");
1398 if (!vstats_file) {
4bd0c2b1 1399 perror("fopen");
296df4e7 1400 av_exit(1);
4bd0c2b1
BF
1401 }
1402 }
1403
01f4895c 1404 enc = ost->st->codec;
72415b2a 1405 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1406 frame_number = ost->frame_number;
032aa7df 1407 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1408 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1409 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1410
032aa7df 1411 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1412 /* compute pts value */
c0df9d75 1413 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
1414 if (ti1 < 0.01)
1415 ti1 = 0.01;
115329f1 1416
c0df9d75 1417 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1418 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1419 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1420 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1421 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1422 }
ec5517d5
FB
1423}
1424
b29f97d1 1425static void print_report(AVFormatContext **output_files,
bb270c08
DB
1426 AVOutputStream **ost_table, int nb_ostreams,
1427 int is_last_report)
ec5517d5
FB
1428{
1429 char buf[1024];
1430 AVOutputStream *ost;
b5ee9c23 1431 AVFormatContext *oc;
0c1a9eda 1432 int64_t total_size;
ec5517d5
FB
1433 AVCodecContext *enc;
1434 int frame_number, vid, i;
1435 double bitrate, ti1, pts;
0c1a9eda 1436 static int64_t last_time = -1;
0888fd22 1437 static int qp_histogram[52];
115329f1 1438
ec5517d5 1439 if (!is_last_report) {
0c1a9eda 1440 int64_t cur_time;
ec5517d5
FB
1441 /* display the report every 0.5 seconds */
1442 cur_time = av_gettime();
1443 if (last_time == -1) {
1444 last_time = cur_time;
1445 return;
115329f1 1446 }
ec5517d5
FB
1447 if ((cur_time - last_time) < 500000)
1448 return;
1449 last_time = cur_time;
1450 }
1451
ce7c56c2 1452
ec5517d5
FB
1453 oc = output_files[0];
1454
899681cd 1455 total_size = url_fsize(oc->pb);
859d95ba 1456 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1457 total_size= url_ftell(oc->pb);
115329f1 1458
ec5517d5
FB
1459 buf[0] = '\0';
1460 ti1 = 1e10;
1461 vid = 0;
1462 for(i=0;i<nb_ostreams;i++) {
1463 ost = ost_table[i];
01f4895c 1464 enc = ost->st->codec;
72415b2a 1465 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
0ecca7a4 1466 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1467 !ost->st->stream_copy ?
99fb79b5 1468 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1469 }
72415b2a 1470 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW
1471 float t = (av_gettime()-timer_start) / 1000000.0;
1472
ec5517d5 1473 frame_number = ost->frame_number;
7fc98937
LW
1474 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1475 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1476 !ost->st->stream_copy ?
99fb79b5 1477 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1478 if(is_last_report)
0ecca7a4 1479 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1480 if(qp_hist){
0888fd22
MN
1481 int j;
1482 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1483 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN
1484 qp_histogram[qp]++;
1485 for(j=0; j<32; j++)
1486 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1487 }
890972be
MN
1488 if (enc->flags&CODEC_FLAG_PSNR){
1489 int j;
1490 double error, error_sum=0;
1491 double scale, scale_sum=0;
1492 char type[3]= {'Y','U','V'};
0ecca7a4 1493 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1494 for(j=0; j<3; j++){
1495 if(is_last_report){
1496 error= enc->error[j];
1497 scale= enc->width*enc->height*255.0*255.0*frame_number;
1498 }else{
1499 error= enc->coded_frame->error[j];
1500 scale= enc->width*enc->height*255.0*255.0;
1501 }
1502 if(j) scale/=4;
1503 error_sum += error;
1504 scale_sum += scale;
0ecca7a4 1505 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1506 }
0ecca7a4 1507 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1508 }
ec5517d5
FB
1509 vid = 1;
1510 }
1511 /* compute min output value */
43924f01 1512 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1513 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1514 ti1 = pts;
1515 }
1516 if (ti1 < 0.01)
1517 ti1 = 0.01;
115329f1 1518
f068206e
BE
1519 if (verbose || is_last_report) {
1520 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1521
1522 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1523 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1524 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1525
0f649d66 1526 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB
1527 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1528 nb_frames_dup, nb_frames_drop);
115329f1 1529
d8019eb5
AD
1530 if (verbose >= 0)
1531 fprintf(stderr, "%s \r", buf);
1532
ec5517d5
FB
1533 fflush(stderr);
1534 }
115329f1 1535
1008ceb3
MN
1536 if (is_last_report && verbose >= 0){
1537 int64_t raw= audio_size + video_size + extra_size;
f068206e 1538 fprintf(stderr, "\n");
1008ceb3
MN
1539 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1540 video_size/1024.0,
1541 audio_size/1024.0,
1542 extra_size/1024.0,
1543 100.0*(total_size - raw)/raw
1544 );
1545 }
ce7c56c2
J
1546}
1547
a700a6ae
FB
1548/* pkt = NULL means EOF (needed to flush decoder buffers) */
1549static int output_packet(AVInputStream *ist, int ist_index,
1550 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1551 const AVPacket *pkt)
a700a6ae
FB
1552{
1553 AVFormatContext *os;
1554 AVOutputStream *ost;
ede0e475 1555 int ret, i;
8157483d 1556 int got_picture;
a700a6ae 1557 AVFrame picture;
a700a6ae 1558 void *buffer_to_free;
f038fe8b 1559 static unsigned int samples_size= 0;
cf7fc795
FB
1560 AVSubtitle subtitle, *subtitle_to_free;
1561 int got_subtitle;
46847a33
MN
1562#if CONFIG_AVFILTER
1563 int loop;
1564#endif
1565
ede0e475 1566 AVPacket avpkt;
9d66ef18 1567 int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
ede0e475 1568
ed923859
MN
1569 if(ist->next_pts == AV_NOPTS_VALUE)
1570 ist->next_pts= ist->pts;
1571
a700a6ae
FB
1572 if (pkt == NULL) {
1573 /* EOF handling */
031e14ea 1574 av_init_packet(&avpkt);
ede0e475
TB
1575 avpkt.data = NULL;
1576 avpkt.size = 0;
a700a6ae 1577 goto handle_eof;
031e14ea
TB
1578 } else {
1579 avpkt = *pkt;
a700a6ae
FB
1580 }
1581
b1b818fc
MN
1582 if(pkt->dts != AV_NOPTS_VALUE)
1583 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1584
bd6754aa 1585 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1586 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
036c1382
MN
1587 uint8_t *data_buf, *decoded_data_buf;
1588 int data_size, decoded_data_size;
a700a6ae 1589 handle_eof:
b1b818fc 1590 ist->pts= ist->next_pts;
19d5da50 1591
d859bb1d 1592 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1593 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1594 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN
1595 ist->showed_multi_packet_warning=1;
1596 }
40cb57a2 1597
a700a6ae 1598 /* decode the packet if needed */
036c1382
MN
1599 decoded_data_buf = NULL; /* fail safe */
1600 decoded_data_size= 0;
1601 data_buf = avpkt.data;
1602 data_size = avpkt.size;
cf7fc795 1603 subtitle_to_free = NULL;
a700a6ae 1604 if (ist->decoding_needed) {
01f4895c 1605 switch(ist->st->codec->codec_type) {
72415b2a 1606 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM
1607 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1608 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1609 av_free(samples);
1610 samples= av_malloc(samples_size);
1611 }
036c1382 1612 decoded_data_size= samples_size;
a700a6ae
FB
1613 /* XXX: could avoid copy if PCM 16 bits with same
1614 endianness as CPU */
036c1382 1615 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1616 &avpkt);
a700a6ae
FB
1617 if (ret < 0)
1618 goto fail_decode;
ede0e475
TB
1619 avpkt.data += ret;
1620 avpkt.size -= ret;
036c1382 1621 data_size = ret;
a700a6ae 1622 /* Some bug in mpeg audio decoder gives */
036c1382
MN
1623 /* decoded_data_size < 0, it seems they are overflows */
1624 if (decoded_data_size <= 0) {
a700a6ae
FB
1625 /* no audio frame */
1626 continue;
1627 }
036c1382
MN
1628 decoded_data_buf = (uint8_t *)samples;
1629 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1630 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1631 break;}
72415b2a 1632 case AVMEDIA_TYPE_VIDEO:
036c1382 1633 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1634 /* XXX: allocate picture correctly */
9740beff
MN
1635 avcodec_get_frame_defaults(&picture);
1636
ede0e475
TB
1637 ret = avcodec_decode_video2(ist->st->codec,
1638 &picture, &got_picture, &avpkt);
a700a6ae 1639 ist->st->quality= picture.quality;
115329f1 1640 if (ret < 0)
a700a6ae
FB
1641 goto fail_decode;
1642 if (!got_picture) {
1643 /* no picture yet */
1644 goto discard_packet;
1645 }
01f4895c 1646 if (ist->st->codec->time_base.num != 0) {
3797c74b 1647 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1648 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1649 ist->st->codec->time_base.num * ticks) /
01f4895c 1650 ist->st->codec->time_base.den;
a700a6ae 1651 }
ede0e475 1652 avpkt.size = 0;
a700a6ae 1653 break;
72415b2a 1654 case AVMEDIA_TYPE_SUBTITLE:
ede0e475
TB
1655 ret = avcodec_decode_subtitle2(ist->st->codec,
1656 &subtitle, &got_subtitle, &avpkt);
cf7fc795 1657 if (ret < 0)
a700a6ae 1658 goto fail_decode;
cf7fc795
FB
1659 if (!got_subtitle) {
1660 goto discard_packet;
a700a6ae 1661 }
cf7fc795 1662 subtitle_to_free = &subtitle;
ede0e475 1663 avpkt.size = 0;
cf7fc795
FB
1664 break;
1665 default:
1666 goto fail_decode;
1667 }
1668 } else {
bde0705c 1669 switch(ist->st->codec->codec_type) {
72415b2a 1670 case AVMEDIA_TYPE_AUDIO:
bde0705c 1671 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1672 ist->st->codec->sample_rate;
bde0705c 1673 break;
72415b2a 1674 case AVMEDIA_TYPE_VIDEO:
bde0705c 1675 if (ist->st->codec->time_base.num != 0) {
3797c74b 1676 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1677 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1678 ist->st->codec->time_base.num * ticks) /
bde0705c 1679 ist->st->codec->time_base.den;
2fef0bdf 1680 }
bde0705c 1681 break;
a700a6ae 1682 }
ede0e475
TB
1683 ret = avpkt.size;
1684 avpkt.size = 0;
bde0705c 1685 }
a700a6ae 1686
bde0705c 1687 buffer_to_free = NULL;
72415b2a 1688 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1689 pre_process_video_frame(ist, (AVPicture *)&picture,
1690 &buffer_to_free);
1691 }
a700a6ae 1692
46847a33
MN
1693#if CONFIG_AVFILTER
1694 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->input_video_filter) {
1695 // add it to be filtered
1696 av_vsrc_buffer_add_frame(ist->input_video_filter, &picture,
1697 ist->pts,
1698 ist->st->codec->sample_aspect_ratio);
1699 }
1700#endif
1701
bde0705c 1702 // preprocess audio (volume)
72415b2a 1703 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW
1704 if (audio_volume != 256) {
1705 short *volp;
1706 volp = samples;
036c1382 1707 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW
1708 int v = ((*volp) * audio_volume + 128) >> 8;
1709 if (v < -32768) v = -32768;
1710 if (v > 32767) v = 32767;
1711 *volp++ = v;
7e987c33
C
1712 }
1713 }
bde0705c 1714 }
7e987c33 1715
bde0705c 1716 /* frame rate emulation */
3a25ca18 1717 if (rate_emu) {
cb103a19 1718 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW
1719 int64_t now = av_gettime() - ist->start;
1720 if (pts > now)
1721 usleep(pts - now);
bde0705c 1722 }
46847a33
MN
1723#if CONFIG_AVFILTER
1724 loop = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1725 !ist->out_video_filter || avfilter_poll_frame(ist->out_video_filter->inputs[0]);
1726#endif
bde0705c
LW
1727 /* if output time reached then transcode raw format,
1728 encode packets and output them */
1729 if (start_time == 0 || ist->pts >= start_time)
46847a33
MN
1730#if CONFIG_AVFILTER
1731 while(loop) {
1732 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->out_video_filter)
1733 get_filtered_video_pic(ist->out_video_filter, &ist->picref, &picture, &ist->pts);
1734#endif
bde0705c
LW
1735 for(i=0;i<nb_ostreams;i++) {
1736 int frame_size;
a700a6ae 1737
bde0705c
LW
1738 ost = ost_table[i];
1739 if (ost->source_index == ist_index) {
1740 os = output_files[ost->file_index];
a700a6ae 1741
bde0705c
LW
1742 /* set the input output pts pairs */
1743 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1744
1745 if (ost->encoding_needed) {
036c1382 1746 assert(ist->decoding_needed);
bde0705c 1747 switch(ost->st->codec->codec_type) {
72415b2a 1748 case AVMEDIA_TYPE_AUDIO:
036c1382 1749 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1750 break;
72415b2a 1751 case AVMEDIA_TYPE_VIDEO:
46847a33
MN
1752#if CONFIG_AVFILTER
1753 ost->st->codec->sample_aspect_ratio = ist->picref->pixel_aspect;
1754#endif
bde0705c 1755 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1756 if (vstats_filename && frame_size)
bde0705c
LW
1757 do_video_stats(os, ost, frame_size);
1758 break;
72415b2a 1759 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW
1760 do_subtitle_out(os, ost, ist, &subtitle,
1761 pkt->pts);
1762 break;
1763 default:
0f4e8165 1764 abort();
bde0705c
LW
1765 }
1766 } else {
1767 AVFrame avframe; //FIXME/XXX remove this
1768 AVPacket opkt;
cdf38a17
MN
1769 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1770
bde0705c
LW
1771 av_init_packet(&opkt);
1772
cc947f04 1773 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN
1774 continue;
1775
bde0705c
LW
1776 /* no reencoding needed : output the packet directly */
1777 /* force the input stream PTS */
1778
1779 avcodec_get_frame_defaults(&avframe);
1780 ost->st->codec->coded_frame= &avframe;
cc947f04 1781 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1782
72415b2a 1783 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1784 audio_size += data_size;
72415b2a 1785 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1786 video_size += data_size;
1787 ost->sync_opts++;
1788 }
1789
1790 opkt.stream_index= ost->index;
1791 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1792 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW
1793 else
1794 opkt.pts= AV_NOPTS_VALUE;
1795
d2ce2f5e 1796 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1797 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC
1798 else
1799 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1800 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1801
a03d59b7 1802 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1803 opkt.flags= pkt->flags;
1804
1805 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN
1806 if( ost->st->codec->codec_id != CODEC_ID_H264
1807 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1808 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1809 ) {
cc947f04 1810 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & AV_PKT_FLAG_KEY))
9f907d85 1811 opkt.destruct= av_destruct_packet;
d310d56a
BC
1812 } else {
1813 opkt.data = data_buf;
1814 opkt.size = data_size;
1815 }
bde0705c 1816
8b389f15 1817 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW
1818 ost->st->codec->frame_number++;
1819 ost->frame_number++;
1820 av_free_packet(&opkt);
a700a6ae
FB
1821 }
1822 }
46847a33
MN
1823#if CONFIG_AVFILTER
1824 loop = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1825 ist->out_video_filter && avfilter_poll_frame(ist->out_video_filter->inputs[0]);
1826#endif
bde0705c 1827 }
46847a33
MN
1828
1829#if CONFIG_AVFILTER
1830 if(ist->picref)
1831 avfilter_unref_pic(ist->picref);
1832 }
1833#endif
bde0705c
LW
1834 av_free(buffer_to_free);
1835 /* XXX: allocate the subtitles in the codec ? */
1836 if (subtitle_to_free) {
1837 if (subtitle_to_free->rects != NULL) {
1838 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN
1839 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1840 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1841 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1842 }
bde0705c 1843 av_freep(&subtitle_to_free->rects);
cf7fc795 1844 }
bde0705c
LW
1845 subtitle_to_free->num_rects = 0;
1846 subtitle_to_free = NULL;
a700a6ae 1847 }
bde0705c 1848 }
a700a6ae 1849 discard_packet:
6f824977
MN
1850 if (pkt == NULL) {
1851 /* EOF handling */
115329f1 1852
6f824977
MN
1853 for(i=0;i<nb_ostreams;i++) {
1854 ost = ost_table[i];
1855 if (ost->source_index == ist_index) {
01f4895c 1856 AVCodecContext *enc= ost->st->codec;
6f824977 1857 os = output_files[ost->file_index];
115329f1 1858
72415b2a 1859 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1860 continue;
72415b2a 1861 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1862 continue;
1863
1864 if (ost->encoding_needed) {
1865 for(;;) {
1866 AVPacket pkt;
cef7cc72 1867 int fifo_bytes;
6f824977
MN
1868 av_init_packet(&pkt);
1869 pkt.stream_index= ost->index;
115329f1 1870
01f4895c 1871 switch(ost->st->codec->codec_type) {
72415b2a 1872 case AVMEDIA_TYPE_AUDIO:
41dd680d 1873 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR
1874 ret = 0;
1875 /* encode any samples remaining in fifo */
b10d7e4e 1876 if (fifo_bytes > 0) {
22c4c3e0 1877 int osize = av_get_bits_per_sample_format(enc->sample_fmt) >> 3;
cef7cc72 1878 int fs_tmp = enc->frame_size;
b10d7e4e 1879
3898eed8 1880 av_fifo_generic_read(ost->fifo, samples, fifo_bytes, NULL);
b10d7e4e
BC
1881 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1882 enc->frame_size = fifo_bytes / (osize * enc->channels);
1883 } else { /* pad */
1884 int frame_bytes = enc->frame_size*osize*enc->channels;
1885 if (samples_size < frame_bytes)
1886 av_exit(1);
1887 memset((uint8_t*)samples+fifo_bytes, 0, frame_bytes - fifo_bytes);
1888 }
1889
c573eb85 1890 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
7c8689ef
BC
1891 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1892 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1893 enc->frame_size = fs_tmp;
9e0db7d5
MN
1894 }
1895 if(ret <= 0) {
cef7cc72
JR
1896 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1897 }
528271ff
MN
1898 if (ret < 0) {
1899 fprintf(stderr, "Audio encoding failed\n");
1900 av_exit(1);
1901 }
6f824977 1902 audio_size += ret;
cc947f04 1903 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1904 break;
72415b2a 1905 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1906 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN
1907 if (ret < 0) {
1908 fprintf(stderr, "Video encoding failed\n");
1909 av_exit(1);
1910 }
6f824977
MN
1911 video_size += ret;
1912 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1913 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN
1914 if (ost->logfile && enc->stats_out) {
1915 fprintf(ost->logfile, "%s", enc->stats_out);
1916 }
1917 break;
1918 default:
1919 ret=-1;
1920 }
115329f1 1921
6f824977
MN
1922 if(ret<=0)
1923 break;
27537106 1924 pkt.data= bit_buffer;
6f824977 1925 pkt.size= ret;
e7902f20 1926 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1927 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1928 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN
1929 }
1930 }
1931 }
1932 }
1933 }
115329f1 1934
a700a6ae
FB
1935 return 0;
1936 fail_decode:
1937 return -1;
1938}
1939
6d1ba1ac
LA
1940static void print_sdp(AVFormatContext **avc, int n)
1941{
1942 char sdp[2048];
1943
1944 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1945 printf("SDP:\n%s\n", sdp);
536cd1db 1946 fflush(stdout);
6d1ba1ac 1947}
a700a6ae 1948
7a39f142
AK
1949static int copy_chapters(int infile, int outfile)
1950{
1951 AVFormatContext *is = input_files[infile];
1952 AVFormatContext *os = output_files[outfile];
1953 int i;
1954
1955 for (i = 0; i < is->nb_chapters; i++) {
1956 AVChapter *in_ch = is->chapters[i], *out_ch;
1957 AVMetadataTag *t = NULL;
1958 int64_t ts_off = av_rescale_q(start_time - input_files_ts_offset[infile],
1959 AV_TIME_BASE_Q, in_ch->time_base);
1960 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1961 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1962
1963
1964 if (in_ch->end < ts_off)
1965 continue;
1966 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1967 break;
1968
1969 out_ch = av_mallocz(sizeof(AVChapter));
1970 if (!out_ch)
1971 return AVERROR(ENOMEM);
1972
1973 out_ch->id = in_ch->id;
1974 out_ch->time_base = in_ch->time_base;
1975 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1976 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1977
1978 while ((t = av_metadata_get(in_ch->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
1979 av_metadata_set2(&out_ch->metadata, t->key, t->value, 0);
1980
1981 os->nb_chapters++;
1982 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1983 if (!os->chapters)
1984 return AVERROR(ENOMEM);
1985 os->chapters[os->nb_chapters - 1] = out_ch;
1986 }
1987 return 0;
1988}
1989
85f07f22
FB
1990/*
1991 * The following code is the main loop of the file converter
1992 */
ac61f59a 1993static int av_transcode(AVFormatContext **output_files,
685598f5
SS
1994 int nb_output_files,
1995 AVFormatContext **input_files,
1996 int nb_input_files,
1997 AVStreamMap *stream_maps, int nb_stream_maps)
85f07f22 1998{
002c95d7 1999 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
2000 AVFormatContext *is, *os;
2001 AVCodecContext *codec, *icodec;
2002 AVOutputStream *ost, **ost_table = NULL;
2003 AVInputStream *ist, **ist_table = NULL;
bdc4796f 2004 AVInputFile *file_table;
002c95d7 2005 char error[1024];
cb09b2ed 2006 int key;
6d1ba1ac 2007 int want_sdp = 1;
545465ec
MN
2008 uint8_t no_packet[MAX_FILES]={0};
2009 int no_packet_count=0;
bdc4796f 2010
90901860 2011 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
2012 if (!file_table)
2013 goto fail;
115329f1 2014
85f07f22
FB
2015 /* input stream init */
2016 j = 0;
2017 for(i=0;i<nb_input_files;i++) {
2018 is = input_files[i];
2019 file_table[i].ist_index = j;
79fdaa4c 2020 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
2021 j += is->nb_streams;
2022 }
2023 nb_istreams = j;
2024
2025 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
2026 if (!ist_table)
bdc4796f 2027 goto fail;
115329f1 2028
85f07f22
FB
2029 for(i=0;i<nb_istreams;i++) {
2030 ist = av_mallocz(sizeof(AVInputStream));
2031 if (!ist)
2032 goto fail;
2033 ist_table[i] = ist;
2034 }
2035 j = 0;
2036 for(i=0;i<nb_input_files;i++) {
2037 is = input_files[i];
2038 for(k=0;k<is->nb_streams;k++) {
2039 ist = ist_table[j++];
2040 ist->st = is->streams[k];
2041 ist->file_index = i;
2042 ist->index = k;
2043 ist->discard = 1; /* the stream is discarded by default
2044 (changed later) */
bdfcbbed 2045
3a25ca18 2046 if (rate_emu) {
bdfcbbed 2047 ist->start = av_gettime();
bdfcbbed 2048 }
85f07f22
FB
2049 }
2050 }
2051
2052 /* output stream init */
2053 nb_ostreams = 0;
2054 for(i=0;i<nb_output_files;i++) {
2055 os = output_files[i];
8a7bde1c 2056 if (!os->nb_streams) {
fc5d0db5
SS
2057 dump_format(output_files[i], i, output_files[i]->filename, 1);
2058 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
296df4e7 2059 av_exit(1);
8a7bde1c 2060 }
85f07f22
FB
2061 nb_ostreams += os->nb_streams;
2062 }
2063 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
2064 fprintf(stderr, "Number of stream maps must match number of output streams\n");
296df4e7 2065 av_exit(1);
85f07f22
FB
2066 }
2067
bd073980
BF
2068 /* Sanity check the mapping args -- do the input files & streams exist? */
2069 for(i=0;i<nb_stream_maps;i++) {
2070 int fi = stream_maps[i].file_index;
2071 int si = stream_maps[i].stream_index;
115329f1 2072
bd073980
BF
2073 if (fi < 0 || fi > nb_input_files - 1 ||
2074 si < 0 || si > file_table[fi].nb_streams - 1) {
2075 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
296df4e7 2076 av_exit(1);
bd073980 2077 }
b4a3389e
WG
2078 fi = stream_maps[i].sync_file_index;
2079 si = stream_maps[i].sync_stream_index;
2080 if (fi < 0 || fi > nb_input_files - 1 ||
2081 si < 0 || si > file_table[fi].nb_streams - 1) {
2082 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
296df4e7 2083 av_exit(1);
b4a3389e 2084 }
bd073980 2085 }
115329f1 2086
85f07f22
FB
2087 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
2088 if (!ost_table)
2089 goto fail;
2090 for(i=0;i<nb_ostreams;i++) {
2091 ost = av_mallocz(sizeof(AVOutputStream));
2092 if (!ost)
2093 goto fail;
2094 ost_table[i] = ost;
2095 }
115329f1 2096
85f07f22
FB
2097 n = 0;
2098 for(k=0;k<nb_output_files;k++) {
2099 os = output_files[k];
de427ff4 2100 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 2101 int found;
de427ff4 2102 ost = ost_table[n];
85f07f22
FB
2103 ost->file_index = k;
2104 ost->index = i;
2105 ost->st = os->streams[i];
2106 if (nb_stream_maps > 0) {
de427ff4
SS
2107 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
2108 stream_maps[n].stream_index;
115329f1 2109
bd073980 2110 /* Sanity check that the stream types match */
01f4895c 2111 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS
2112 int i= ost->file_index;
2113 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 2114 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 2115 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 2116 ost->file_index, ost->index);
296df4e7 2117 av_exit(1);
bd073980 2118 }
115329f1 2119
85f07f22 2120 } else {
247e3954 2121 int best_nb_frames=-1;
a15bc651
NS
2122 /* get corresponding input stream index : we select the first one with the right type */
2123 found = 0;
85f07f22 2124 for(j=0;j<nb_istreams;j++) {
6d3d3b83 2125 int skip=0;
85f07f22 2126 ist = ist_table[j];
6d3d3b83
MN
2127 if(opt_programid){
2128 int pi,si;
2129 AVFormatContext *f= input_files[ ist->file_index ];
2130 skip=1;
2131 for(pi=0; pi<f->nb_programs; pi++){
2132 AVProgram *p= f->programs[pi];
2133 if(p->id == opt_programid)
2134 for(si=0; si<p->nb_stream_indexes; si++){
2135 if(f->streams[ p->stream_index[si] ] == ist->st)
2136 skip=0;
2137 }
2138 }
2139 }
2140 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
a15bc651 2141 ist->st->codec->codec_type == ost->st->codec->codec_type) {
247e3954
MN
2142 if(best_nb_frames < ist->st->codec_info_nb_frames){
2143 best_nb_frames= ist->st->codec_info_nb_frames;
2144 ost->source_index = j;
2145 found = 1;
2146 }
85f07f22
FB
2147 }
2148 }
a15bc651
NS
2149
2150 if (!found) {
2151 if(! opt_programid) {
2152 /* try again and reuse existing stream */
2153 for(j=0;j<nb_istreams;j++) {
2154 ist = ist_table[j];
6d3d3b83
MN
2155 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
2156 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS
2157 ost->source_index = j;
2158 found = 1;
2159 }
2160 }
50e143c4 2161 }
85f07f22 2162 if (!found) {
462cca10
SS
2163 int i= ost->file_index;
2164 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB
2165 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
2166 ost->file_index, ost->index);
296df4e7 2167 av_exit(1);
85f07f22
FB
2168 }
2169 }
2170 }
2171 ist = ist_table[ost->source_index];
2172 ist->discard = 0;
b4a3389e 2173 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS
2174 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
2175 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB
2176 }
2177 }
2178
85f07f22
FB
2179 /* for each output stream, we compute the right encoding parameters */
2180 for(i=0;i<nb_ostreams;i++) {
46e6fb4c 2181 AVMetadataTag *t = NULL;
85f07f22 2182 ost = ost_table[i];
365515ac 2183 os = output_files[ost->file_index];
85f07f22
FB
2184 ist = ist_table[ost->source_index];
2185
01f4895c
MN
2186 codec = ost->st->codec;
2187 icodec = ist->st->codec;
85f07f22 2188
c71591a5 2189 while ((t = av_metadata_get(ist->st->metadata, "", t, AV_METADATA_IGNORE_SUFFIX))) {
46e6fb4c 2190 av_metadata_set2(&ost->st->metadata, t->key, t->value, AV_METADATA_DONT_OVERWRITE);
c71591a5 2191 }
8e0d882b 2192
90c2295b 2193 ost->st->disposition = ist->st->disposition;
a39b76ea 2194 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 2195 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 2196
1629626f
FB
2197 if (ost->st->stream_copy) {
2198 /* if stream_copy is selected, no need to decode or encode */
2199 codec->codec_id = icodec->codec_id;
2200 codec->codec_type = icodec->codec_type;
365515ac
MN
2201
2202 if(!codec->codec_tag){
2203 if( !os->oformat->codec_tag
37ce3d6b 2204 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN
2205 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
2206 codec->codec_tag = icodec->codec_tag;
2207 }
2208
1629626f 2209 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
2210 codec->extradata= icodec->extradata;
2211 codec->extradata_size= icodec->extradata_size;
3797c74b 2212 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 2213 codec->time_base = icodec->time_base;
3797c74b
MN
2214 codec->time_base.num *= icodec->ticks_per_frame;
2215 }else
d29de719 2216 codec->time_base = ist->st->time_base;
1629626f 2217 switch(codec->codec_type) {
72415b2a 2218 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP
2219 if(audio_volume != 256) {
2220 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
2221 av_exit(1);
2222 }
13367a46 2223 codec->channel_layout = icodec->channel_layout;
1629626f
FB
2224 codec->sample_rate = icodec->sample_rate;
2225 codec->channels = icodec->channels;
0a3b0447 2226 codec->frame_size = icodec->frame_size;
c1344911 2227 codec->block_align= icodec->block_align;
4efd6f58
MN
2228 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2229 codec->block_align= 0;
bcbd328e
MN
2230 if(codec->codec_id == CODEC_ID_AC3)
2231 codec->block_align= 0;
1629626f 2232 break;
72415b2a 2233 case AVMEDIA_TYPE_VIDEO:
9df3437f 2234 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
2235 codec->width = icodec->width;
2236 codec->height = icodec->height;
ff8cc24b 2237 codec->has_b_frames = icodec->has_b_frames;
1629626f 2238 break;
72415b2a 2239 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC
2240 codec->width = icodec->width;
2241 codec->height = icodec->height;
cf7fc795 2242 break;
1629626f 2243 default:
0f4e8165 2244 abort();
1629626f
FB
2245 }
2246 } else {
2247 switch(codec->codec_type) {
72415b2a 2248 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN
2249 ost->fifo= av_fifo_alloc(1024);
2250 if(!ost->fifo)
85f07f22 2251 goto fail;
a79db0f7 2252 ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE);
2886f311
2253 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2254 icodec->request_channels = codec->channels;
85f07f22
FB
2255 ist->decoding_needed = 1;
2256 ost->encoding_needed = 1;
1629626f 2257 break;
72415b2a 2258 case AVMEDIA_TYPE_VIDEO:
761c8c92 2259 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2260 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
761c8c92
BC
2261 av_exit(1);
2262 }
c3f11d19
LA
2263 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
2264 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
2265 ost->video_resample = ((codec->width != icodec->width -
2266 (frame_leftBand + frame_rightBand) +
2267 (frame_padleft + frame_padright)) ||
2268 (codec->height != icodec->height -
2269 (frame_topBand + frame_bottomBand) +
18a54b04
LA
2270 (frame_padtop + frame_padbottom)) ||
2271 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 2272 if (ost->video_crop) {
352666c1
EB
2273 ost->topBand = ost->original_topBand = frame_topBand;
2274 ost->bottomBand = ost->original_bottomBand = frame_bottomBand;
2275 ost->leftBand = ost->original_leftBand = frame_leftBand;
2276 ost->rightBand = ost->original_rightBand = frame_rightBand;
c3f11d19
LA
2277 }
2278 if (ost->video_pad) {
1ff93ffc
TK
2279 ost->padtop = frame_padtop;
2280 ost->padleft = frame_padleft;
2281 ost->padbottom = frame_padbottom;
2282 ost->padright = frame_padright;
c3f11d19
LA
2283 if (!ost->video_resample) {
2284 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC
2285 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2286 codec->width, codec->height))
c3f11d19
LA
2287 goto fail;
2288 }
2289 }
2290 if (ost->video_resample) {
2de28abb 2291 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC
2292 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2293 codec->width, codec->height)) {
eddc482d 2294 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
296df4e7 2295 av_exit(1);
eddc482d 2296 }
9de8e6ac 2297 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA
2298 ost->img_resample_ctx = sws_getContext(
2299 icodec->width - (frame_leftBand + frame_rightBand),
2300 icodec->height - (frame_topBand + frame_bottomBand),
2301 icodec->pix_fmt,
07d0cdfc
LA
2302 codec->width - (frame_padleft + frame_padright),
2303 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA
2304 codec->pix_fmt,
2305 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
2306 if (ost->img_resample_ctx == NULL) {
2307 fprintf(stderr, "Cannot get resampling context\n");
296df4e7 2308 av_exit(1);
0b50ac8a 2309 }
352666c1 2310
46847a33 2311#if !CONFIG_AVFILTER
352666c1
EB
2312 ost->original_height = icodec->height;
2313 ost->original_width = icodec->width;
46847a33 2314#endif
a39b76ea 2315 codec->bits_per_raw_sample= 0;
85f07f22 2316 }
b83ccbff
MN
2317 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
2318 ost->resample_width = icodec->width - (frame_leftBand + frame_rightBand);
2319 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB
2320 ost->encoding_needed = 1;
2321 ist->decoding_needed = 1;
46847a33
MN
2322
2323#if CONFIG_AVFILTER
2324 if (configure_filters(ist, ost)) {
2325 fprintf(stderr, "Error opening filters!\n");
2326 exit(1);
2327 }
2328#endif
1629626f 2329 break;
72415b2a 2330 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB
2331 ost->encoding_needed = 1;
2332 ist->decoding_needed = 1;
2333 break;
1629626f 2334 default:
0f4e8165 2335 abort();
cf7fc795 2336 break;
85f07f22 2337 }
1629626f 2338 /* two pass mode */
115329f1 2339 if (ost->encoding_needed &&
1629626f
FB
2340 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2341 char logfilename[1024];
2342 FILE *f;
115329f1
DB
2343
2344 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS
2345 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2346 i);
1629626f
FB
2347 if (codec->flags & CODEC_FLAG_PASS1) {
2348 f = fopen(logfilename, "w");
2349 if (!f) {
42d1d06e 2350 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
296df4e7 2351 av_exit(1);
1629626f
FB
2352 }
2353 ost->logfile = f;
2354 } else {
458b062d
SS
2355 char *logbuffer;
2356 size_t logbuffer_size;
2357 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2358 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
296df4e7 2359 av_exit(1);
1629626f 2360 }
1629626f 2361 codec->stats_in = logbuffer;
5abdb4b1 2362 }
5abdb4b1
FB
2363 }
2364 }
72415b2a 2365 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2366 int size= codec->width * codec->height;
c027e91a 2367 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2368 }
85f07f22
FB
2369 }
2370
8a6cb114
MN
2371 if (!bit_buffer)
2372 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2373 if (!bit_buffer) {
50f3fabc
MR
2374 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2375 bit_buffer_size);
002c95d7 2376 ret = AVERROR(ENOMEM);
8a6cb114 2377 goto fail;
1629626f
FB
2378 }
2379
85f07f22
FB
2380 /* open each encoder */
2381 for(i=0;i<nb_ostreams;i++) {
2382 ost = ost_table[i];
2383 if (ost->encoding_needed) {
6488cf9b
AJ
2384 AVCodec *codec = output_codecs[i];
2385 if (!codec)
fd2b356a 2386 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2387 if (!codec) {
f356fc57
BC
2388 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2389 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC
2390 ret = AVERROR(EINVAL);
2391 goto dump_format;
85f07f22 2392 }
01f4895c 2393 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2394 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 2395 ost->file_index, ost->index);
002c95d7
BC
2396 ret = AVERROR(EINVAL);
2397 goto dump_format;
85f07f22 2398 }
01f4895c 2399 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
2400 }
2401 }
2402
2403 /* open each decoder */
2404 for(i=0;i<nb_istreams;i++) {
2405 ist = ist_table[i];
2406 if (ist->decoding_needed) {
6488cf9b
AJ
2407 AVCodec *codec = input_codecs[i];
2408 if (!codec)
fd2b356a 2409 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2410 if (!codec) {
f356fc57 2411 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2412 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC
2413 ret = AVERROR(EINVAL);
2414 goto dump_format;
85f07f22 2415 }
01f4895c 2416 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2417 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2418 ist->file_index, ist->index);
002c95d7
BC
2419 ret = AVERROR(EINVAL);
2420 goto dump_format;
85f07f22 2421 }
72415b2a 2422 //if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
01f4895c 2423 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
2424 }
2425 }
2426
2427 /* init pts */
2428 for(i=0;i<nb_istreams;i++) {
b8c93c48 2429 AVStream *st;
85f07f22 2430 ist = ist_table[i];
b8c93c48
MN
2431 st= ist->st;
2432 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2433 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 2434 ist->is_start = 1;
85f07f22 2435 }
c5e1e982 2436
0a38bafd
PB
2437 /* set meta data information from input file if required */
2438 for (i=0;i<nb_meta_data_maps;i++) {
2439 AVFormatContext *out_file;
2440 AVFormatContext *in_file;
a5926d85 2441 AVMetadataTag *mtag;
0a38bafd
PB
2442
2443 int out_file_index = meta_data_maps[i].out_file;
2444 int in_file_index = meta_data_maps[i].in_file;
9d58e0a9 2445 if (out_file_index < 0 || out_file_index >= nb_output_files) {
002c95d7
BC
2446 snprintf(error, sizeof(error), "Invalid output file index %d map_meta_data(%d,%d)",
2447 out_file_index, out_file_index, in_file_index);
8fa36ae0 2448 ret = AVERROR(EINVAL);
002c95d7 2449 goto dump_format;
0a38bafd 2450 }
9d58e0a9 2451 if (in_file_index < 0 || in_file_index >= nb_input_files) {
002c95d7
BC
2452 snprintf(error, sizeof(error), "Invalid input file index %d map_meta_data(%d,%d)",
2453 in_file_index, out_file_index, in_file_index);
8fa36ae0 2454 ret = AVERROR(EINVAL);
002c95d7 2455 goto dump_format;
115329f1
DB
2456 }
2457
0a38bafd
PB
2458 out_file = output_files[out_file_index];
2459 in_file = input_files[in_file_index];
2460
a5926d85
AJ
2461
2462 mtag=NULL;
2463 while((mtag=av_metadata_get(in_file->metadata, "", mtag, AV_METADATA_IGNORE_SUFFIX)))
1a6498d7 2464 av_metadata_set2(&out_file->metadata, mtag->key, mtag->value, AV_METADATA_DONT_OVERWRITE);
a5926d85
AJ
2465 av_metadata_conv(out_file, out_file->oformat->metadata_conv,
2466 in_file->iformat->metadata_conv);
0a38bafd 2467 }
115329f1 2468
7a39f142
AK
2469 /* copy chapters from the first input file that has them*/
2470 for (i = 0; i < nb_input_files; i++) {
2471 if (!input_files[i]->nb_chapters)
2472 continue;
2473
2474 for (j = 0; j < nb_output_files; j++)
2475 if ((ret = copy_chapters(i, j)) < 0)
2476 goto dump_format;
2477 }
2478
85f07f22
FB
2479 /* open files and write file headers */
2480 for(i=0;i<nb_output_files;i++) {
2481 os = output_files[i];
79fdaa4c 2482 if (av_write_header(os) < 0) {
002c95d7 2483 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2484 ret = AVERROR(EINVAL);
002c95d7 2485 goto dump_format;
a38469e1 2486 }
6d1ba1ac
LA
2487 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2488 want_sdp = 0;
2489 }
2490 }
002c95d7
BC
2491
2492 dump_format:
2493 /* dump the file output parameters - cannot be done before in case
2494 of stream copy */
2495 for(i=0;i<nb_output_files;i++) {
2496 dump_format(output_files[i], i, output_files[i]->filename, 1);
2497 }
2498
2499 /* dump the stream mapping */
2500 if (verbose >= 0) {
2501 fprintf(stderr, "Stream mapping:\n");
2502 for(i=0;i<nb_ostreams;i++) {
2503 ost = ost_table[i];
2504 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2505 ist_table[ost->source_index]->file_index,
2506 ist_table[ost->source_index]->index,
2507 ost->file_index,
2508 ost->index);
2509 if (ost->sync_ist != ist_table[ost->source_index])
2510 fprintf(stderr, " [sync #%d.%d]",
2511 ost->sync_ist->file_index,
2512 ost->sync_ist->index);
2513 fprintf(stderr, "\n");
2514 }
2515 }
2516
2517 if (ret) {
2518 fprintf(stderr, "%s\n", error);
2519 goto fail;
2520 }
2521
6d1ba1ac
LA
2522 if (want_sdp) {
2523 print_sdp(output_files, nb_output_files);
85f07f22
FB
2524 }
2525
9d58e0a9 2526 if (!using_stdin && verbose >= 0) {
d9a916e2 2527 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
2528 url_set_interrupt_cb(decode_interrupt_cb);
2529 }
a38469e1
FB
2530 term_init();
2531
7fc98937 2532 timer_start = av_gettime();
51bd4565 2533
d9a916e2 2534 for(; received_sigterm == 0;) {
85f07f22
FB
2535 int file_index, ist_index;
2536 AVPacket pkt;
a9aeda81
PB
2537 double ipts_min;
2538 double opts_min;
23ffe323 2539
85f07f22 2540 redo:
a9aeda81
PB
2541 ipts_min= 1e100;
2542 opts_min= 1e100;
a38469e1 2543 /* if 'q' pressed, exits */
d9a916e2 2544 if (!using_stdin) {
b51469a0
LS
2545 if (q_pressed)
2546 break;
cb09b2ed
PG
2547 /* read_key() returns 0 on EOF */
2548 key = read_key();
2549 if (key == 'q')
2550 break;
2551 }
a38469e1 2552
ec5517d5
FB
2553 /* select the stream that we must read now by looking at the
2554 smallest output pts */
85f07f22 2555 file_index = -1;
ec5517d5 2556 for(i=0;i<nb_ostreams;i++) {
23ffe323 2557 double ipts, opts;
ec5517d5
FB
2558 ost = ost_table[i];
2559 os = output_files[ost->file_index];
2560 ist = ist_table[ost->source_index];
55a7e946 2561 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2562 continue;
c0df9d75 2563 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
2564 ipts = (double)ist->pts;
2565 if (!file_table[ist->file_index].eof_reached){
2566 if(ipts < ipts_min) {
2567 ipts_min = ipts;
2568 if(input_sync ) file_index = ist->file_index;
2569 }
2570 if(opts < opts_min) {
2571 opts_min = opts;
2572 if(!input_sync) file_index = ist->file_index;
2573 }
85f07f22 2574 }
01f4895c 2575 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
2576 file_index= -1;
2577 break;
2578 }
85f07f22
FB
2579 }
2580 /* if none, if is finished */
51bd4565 2581 if (file_index < 0) {
545465ec
MN
2582 if(no_packet_count){
2583 no_packet_count=0;
2584 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2585 usleep(10000);
545465ec
MN
2586 continue;
2587 }
85f07f22 2588 break;
ec5517d5
FB
2589 }
2590
b6e16b86 2591 /* finish if limit size exhausted */
899681cd 2592 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C
2593 break;
2594
254abc2e 2595 /* read a frame from it and output it in the fifo */
85f07f22 2596 is = input_files[file_index];
ad51c68c 2597 ret= av_read_frame(is, &pkt);
b9edbe99 2598 if(ret == AVERROR(EAGAIN)){
545465ec
MN
2599 no_packet[file_index]=1;
2600 no_packet_count++;
ad51c68c 2601 continue;
545465ec 2602 }
ad51c68c 2603 if (ret < 0) {
85f07f22 2604 file_table[file_index].eof_reached = 1;
d24ce947
AB
2605 if (opt_shortest)
2606 break;
2607 else
2608 continue;
85f07f22 2609 }
303e50e6 2610
545465ec
MN
2611 no_packet_count=0;
2612 memset(no_packet, 0, sizeof(no_packet));
2613
254abc2e 2614 if (do_pkt_dump) {
750f0e1f 2615 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2616 }
79fdaa4c
FB
2617 /* the following test is needed in case new streams appear
2618 dynamically in stream : we ignore them */
2619 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2620 goto discard_packet;
85f07f22
FB
2621 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2622 ist = ist_table[ist_index];
bf5af568
FB
2623 if (ist->discard)
2624 goto discard_packet;
85f07f22 2625
fec401f7
MN
2626 if (pkt.dts != AV_NOPTS_VALUE)
2627 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2628 if (pkt.pts != AV_NOPTS_VALUE)
2629 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2630
8833f375
MN
2631 if(input_files_ts_scale[file_index][pkt.stream_index]){
2632 if(pkt.pts != AV_NOPTS_VALUE)
2633 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2634 if(pkt.dts != AV_NOPTS_VALUE)
2635 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2636 }
2637
949b1a13 2638// 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
2639 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2640 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN
2641 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2642 int64_t delta= pkt_dts - ist->next_pts;
2643 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
2644 input_files_ts_offset[ist->file_index]-= delta;
2645 if (verbose > 2)
4733abcb 2646 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
2647 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2648 if(pkt.pts != AV_NOPTS_VALUE)
2649 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
2650 }
2651 }
2652
f8ccf720 2653 /* finish if recording time exhausted */
6abda15f
FC
2654 if (recording_time != INT64_MAX &&
2655 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2656 ist->is_past_recording_time = 1;
f8ccf720 2657 goto discard_packet;
55a7e946 2658 }
f8ccf720 2659
8831db5c 2660 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2661 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2662
2663 if (verbose >= 0)
2664 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2665 ist->file_index, ist->index);
f2abc559
BC
2666 if (exit_on_error)
2667 av_exit(1);
a700a6ae
FB
2668 av_free_packet(&pkt);
2669 goto redo;
fe08925f 2670 }
cf7fc795 2671
bf5af568 2672 discard_packet:
85f07f22 2673 av_free_packet(&pkt);
115329f1 2674
ec5517d5
FB
2675 /* dump report by using the output first video and audio streams */
2676 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2677 }
a700a6ae
FB
2678
2679 /* at the end of stream, we must flush the decoder buffers */
2680 for(i=0;i<nb_istreams;i++) {
2681 ist = ist_table[i];
2682 if (ist->decoding_needed) {
2683 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2684 }
2685 }
2686
a38469e1 2687 term_exit();
85f07f22 2688
c4e37247
MN
2689 /* write the trailer if needed and close file */
2690 for(i=0;i<nb_output_files;i++) {
2691 os = output_files[i];
2692 av_write_trailer(os);
2693 }
2694
37f5cd5a
MN
2695 /* dump report by using the first video and audio streams */
2696 print_report(output_files, ost_table, nb_ostreams, 1);
2697
85f07f22
FB
2698 /* close each encoder */
2699 for(i=0;i<nb_ostreams;i++) {
2700 ost = ost_table[i];
2701 if (ost->encoding_needed) {
01f4895c
MN
2702 av_freep(&ost->st->codec->stats_in);
2703 avcodec_close(ost->st->codec);
85f07f22
FB
2704 }
2705 }
115329f1 2706
85f07f22
FB
2707 /* close each decoder */
2708 for(i=0;i<nb_istreams;i++) {
2709 ist = ist_table[i];
2710 if (ist->decoding_needed) {
01f4895c 2711 avcodec_close(ist->st->codec);
85f07f22
FB
2712 }
2713 }
46847a33
MN
2714#if CONFIG_AVFILTER
2715 if (filt_graph_all) {
2716 avfilter_graph_destroy(filt_graph_all);
2717 av_freep(&filt_graph_all);
2718 }
2719#endif
85f07f22 2720
85f07f22 2721 /* finished ! */
00b7fbdc 2722 ret = 0;
115329f1 2723
002c95d7 2724 fail:
83b07470 2725 av_freep(&bit_buffer);
0f1578af 2726 av_free(file_table);
bdc4796f 2727
85f07f22
FB
2728 if (ist_table) {
2729 for(i=0;i<nb_istreams;i++) {
2730 ist = ist_table[i];
0f1578af 2731 av_free(ist);
85f07f22 2732 }
0f1578af 2733 av_free(ist_table);
85f07f22
FB
2734 }
2735 if (ost_table) {
2736 for(i=0;i<nb_ostreams;i++) {
2737 ost = ost_table[i];
2738 if (ost) {
5abdb4b1
FB
2739 if (ost->logfile) {
2740 fclose(ost->logfile);
2741 ost->logfile = NULL;
2742 }
41dd680d 2743 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2744 initialized but set to zero */
0f1578af 2745 av_free(ost->pict_tmp.data[0]);
85f07f22 2746 if (ost->video_resample)
18a54b04 2747 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2748 if (ost->resample)
85f07f22 2749 audio_resample_close(ost->resample);
a79db0f7
PR
2750 if (ost->reformat_ctx)
2751 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2752 av_free(ost);
85f07f22
FB
2753 }
2754 }
0f1578af 2755 av_free(ost_table);
85f07f22
FB
2756 }
2757 return ret;
85f07f22
FB
2758}
2759
b29f97d1 2760static void opt_format(const char *arg)
85f07f22 2761{
817b23ff
FB
2762 /* compatibility stuff for pgmyuv */
2763 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2764 pgmyuv_compatibility_hack=1;
9286699a 2765// opt_image_format(arg);
5b6d5596 2766 arg = "image2";
17ceb4f9 2767 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB
2768 }
2769
a5abfd8f 2770 last_asked_format = arg;
85f07f22
FB
2771}
2772
464a631c 2773static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2774{
2775 video_rc_override_string = arg;
2776}
2777
c48da33c 2778static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2779{
c48da33c
SS
2780 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2781 return 0;
f4f3223f
MN
2782}
2783
c48da33c 2784static int opt_verbose(const char *opt, const char *arg)
f068206e 2785{
46eab093 2786 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2787 return 0;
f068206e
BE
2788}
2789
2fc3866d 2790static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2791{
b33ece16 2792 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2fc3866d 2793 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
296df4e7 2794 av_exit(1);
445f1b83 2795 }
2fc3866d 2796 return 0;
85f07f22
FB
2797}
2798
ebde2a2c 2799static int opt_bitrate(const char *opt, const char *arg)
1b1656c6 2800{
72415b2a 2801 int codec_type = opt[0]=='a' ? AVMEDIA_TYPE_AUDIO : AVMEDIA_TYPE_VIDEO;
1b1656c6
RP
2802
2803 opt_default(opt, arg);
2804
636f1c4c 2805 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2806 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2807
2808 return 0;
1b1656c6
RP
2809}
2810
b29f97d1 2811static void opt_frame_crop_top(const char *arg)
ab6d194a 2812{
115329f1 2813 frame_topBand = atoi(arg);
ab6d194a
MN
2814 if (frame_topBand < 0) {
2815 fprintf(stderr, "Incorrect top crop size\n");
296df4e7 2816 av_exit(1);
ab6d194a 2817 }
ab6d194a 2818 if ((frame_topBand) >= frame_height){
bb270c08 2819 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2820 av_exit(1);
ab6d194a
MN
2821 }
2822 frame_height -= frame_topBand;
2823}
2824
b29f97d1 2825static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2826{
2827 frame_bottomBand = atoi(arg);
2828 if (frame_bottomBand < 0) {
2829 fprintf(stderr, "Incorrect bottom crop size\n");
296df4e7 2830 av_exit(1);
ab6d194a 2831 }
ab6d194a 2832 if ((frame_bottomBand) >= frame_height){
bb270c08 2833 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2834 av_exit(1);
ab6d194a
MN
2835 }
2836 frame_height -= frame_bottomBand;
2837}
2838
b29f97d1 2839static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2840{
2841 frame_leftBand = atoi(arg);
2842 if (frame_leftBand < 0) {
2843 fprintf(stderr, "Incorrect left crop size\n");
296df4e7 2844 av_exit(1);
ab6d194a 2845 }
ab6d194a 2846 if ((frame_leftBand) >= frame_width){
bb270c08 2847 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2848 av_exit(1);
ab6d194a
MN
2849 }
2850 frame_width -= frame_leftBand;
2851}
2852
b29f97d1 2853static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2854{
2855 frame_rightBand = atoi(arg);
2856 if (frame_rightBand < 0) {
2857 fprintf(stderr, "Incorrect right crop size\n");
296df4e7 2858 av_exit(1);
ab6d194a 2859 }
ab6d194a 2860 if ((frame_rightBand) >= frame_width){
bb270c08 2861 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2862 av_exit(1);
ab6d194a
MN
2863 }
2864 frame_width -= frame_rightBand;
2865}
2866
b29f97d1 2867static void opt_frame_size(const char *arg)
85f07f22 2868{
b33ece16 2869 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2870 fprintf(stderr, "Incorrect frame size\n");
296df4e7 2871 av_exit(1);
85f07f22 2872 }
85f07f22
FB
2873}
2874
1ff93ffc
TK
2875static void opt_pad_color(const char *arg) {
2876 /* Input is expected to be six hex digits similar to
2877 how colors are expressed in html tags (but without the #) */
2878 int rgb = strtol(arg, NULL, 16);
2879 int r,g,b;
115329f1
DB
2880
2881 r = (rgb >> 16);
1ff93ffc
TK
2882 g = ((rgb >> 8) & 255);
2883 b = (rgb & 255);
2884
2885 padcolor[0] = RGB_TO_Y(r,g,b);
2886 padcolor[1] = RGB_TO_U(r,g,b,0);
2887 padcolor[2] = RGB_TO_V(r,g,b,0);
2888}
2889
2890static void opt_frame_pad_top(const char *arg)
2891{
115329f1 2892 frame_padtop = atoi(arg);
1ff93ffc
TK
2893 if (frame_padtop < 0) {
2894 fprintf(stderr, "Incorrect top pad size\n");
296df4e7 2895 av_exit(1);
1ff93ffc 2896 }
1ff93ffc
TK
2897}
2898
2899static void opt_frame_pad_bottom(const char *arg)
2900{
115329f1 2901 frame_padbottom = atoi(arg);
1ff93ffc
TK
2902 if (frame_padbottom < 0) {
2903 fprintf(stderr, "Incorrect bottom pad size\n");
296df4e7 2904 av_exit(1);
1ff93ffc 2905 }
1ff93ffc
TK
2906}
2907
2908
2909static void opt_frame_pad_left(const char *arg)
2910{
115329f1 2911 frame_padleft = atoi(arg);
1ff93ffc
TK
2912 if (frame_padleft < 0) {
2913 fprintf(stderr, "Incorrect left pad size\n");
296df4e7 2914 av_exit(1);
1ff93ffc 2915 }
1ff93ffc
TK
2916}
2917
2918
2919static void opt_frame_pad_right(const char *arg)
2920{
115329f1 2921 frame_padright = atoi(arg);
1ff93ffc
TK
2922 if (frame_padright < 0) {
2923 fprintf(stderr, "Incorrect right pad size\n");
296df4e7 2924 av_exit(1);
1ff93ffc 2925 }
1ff93ffc
TK
2926}
2927
63167088
RS
2928static void opt_frame_pix_fmt(const char *arg)
2929{
90da2b50 2930 if (strcmp(arg, "list")) {
718c7b18 2931 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS
2932 if (frame_pix_fmt == PIX_FMT_NONE) {
2933 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2934 av_exit(1);
2935 }
2936 } else {
cedac882 2937 show_pix_fmts();
296df4e7 2938 av_exit(0);
c3b95b1d 2939 }
63167088
RS
2940}
2941
5fe03e38
RS
2942static void opt_frame_aspect_ratio(const char *arg)
2943{
2944 int x = 0, y = 0;
2945 double ar = 0;
2946 const char *p;
815f98cc 2947 char *end;
115329f1 2948
5fe03e38
RS
2949 p = strchr(arg, ':');
2950 if (p) {
815f98cc
AJ
2951 x = strtol(arg, &end, 10);
2952 if (end == p)
2953 y = strtol(end+1, &end, 10);
bb270c08
DB
2954 if (x > 0 && y > 0)
2955 ar = (double)x / (double)y;
5fe03e38 2956 } else
815f98cc 2957 ar = strtod(arg, NULL);
5fe03e38
RS
2958
2959 if (!ar) {
2960 fprintf(stderr, "Incorrect aspect ratio specification.\n");
296df4e7 2961 av_exit(1);
5fe03e38
RS
2962 }
2963 frame_aspect_ratio = ar;
2964}
2965
a5926d85
AJ
2966static int opt_metadata(const char *opt, const char *arg)
2967{
2968 char *mid= strchr(arg, '=');
2969
2970 if(!mid){
2971 fprintf(stderr, "Missing =\n");
2972 av_exit(1);
2973 }
2974 *mid++= 0;
2975
2976 metadata_count++;
2977 metadata= av_realloc(metadata, sizeof(*metadata)*metadata_count);
2978 metadata[metadata_count-1].key = av_strdup(arg);
2979 metadata[metadata_count-1].value= av_strdup(mid);
2980
2981 return 0;
2982}
2983
b29f97d1 2984static void opt_qscale(const char *arg)
85f07f22 2985{
158c7f05 2986 video_qscale = atof(arg);
4e64bead 2987 if (video_qscale <= 0 ||
158c7f05 2988 video_qscale > 255) {
4e64bead 2989 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
296df4e7 2990 av_exit(1);
85f07f22
FB
2991 }
2992}
2993
bb198e19
MN
2994static void opt_top_field_first(const char *arg)
2995{
2996 top_field_first= atoi(arg);
2997}
2998
d18811bb 2999static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 3000{
d18811bb 3001 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 3002#if !HAVE_THREADS
d8019eb5
AD
3003 if (verbose >= 0)
3004 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 3005#endif
d18811bb 3006 return 0;
9c3d33d6
MN
3007}
3008
ce1ee094
PR
3009static void opt_audio_sample_fmt(const char *arg)
3010{
3011 if (strcmp(arg, "list"))
3012 audio_sample_fmt = avcodec_get_sample_fmt(arg);
3013 else {
3014 list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
3015 av_exit(0);
3016 }
3017}
3018
c48da33c 3019static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 3020{
c48da33c
SS
3021 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
3022 return 0;
85f07f22
FB
3023}
3024
c48da33c 3025static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 3026{
c48da33c
SS
3027 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
3028 return 0;
85f07f22
FB
3029}
3030
b29f97d1 3031static void opt_video_channel(const char *arg)
a5df11ab
FB
3032{
3033 video_channel = strtol(arg, NULL, 0);
3034}
3035
e3ee3283
AB
3036static void opt_video_standard(const char *arg)
3037{
3038 video_standard = av_strdup(arg);
3039}
3040
4a897224 3041static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 3042 int codec_type, const char *arg)
85f07f22 3043{
4a897224 3044 av_freep(pcodec_name);
1629626f 3045 if (!strcmp(arg, "copy")) {
cf7fc795 3046 *pstream_copy = 1;
85f07f22 3047 } else {
4a897224 3048 *pcodec_name = av_strdup(arg);
85f07f22
FB
3049 }
3050}
3051
cf7fc795
FB
3052static void opt_audio_codec(const char *arg)
3053{
72415b2a 3054 opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB
3055}
3056
b2a2197e
MN
3057static void opt_audio_tag(const char *arg)
3058{
3059 char *tail;
3060 audio_codec_tag= strtol(arg, &tail, 0);
3061
3062 if(!tail || *tail)
3063 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
3064}
3065
3066static void opt_video_tag(const char *arg)
3067{
3068 char *tail;
3069 video_codec_tag= strtol(arg, &tail, 0);
3070
3071 if(!tail || *tail)
3072 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
3073}
3074
b29f97d1 3075static void opt_video_codec(const char *arg)
85f07f22 3076{
72415b2a 3077 opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 3078}
85f07f22 3079
cf7fc795
FB
3080static void opt_subtitle_codec(const char *arg)
3081{
72415b2a 3082 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB
3083}
3084
27ad7d3a
BC
3085static void opt_subtitle_tag(const char *arg)
3086{
3087 char *tail;
3088 subtitle_codec_tag= strtol(arg, &tail, 0);
3089
3090 if(!tail || *tail)
3091 subtitle_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
3092}
3093
b29f97d1 3094static void opt_map(const char *arg)
85f07f22
FB
3095{
3096 AVStreamMap *m;
815f98cc 3097 char *p;
85f07f22 3098
85f07f22
FB
3099 m = &stream_maps[nb_stream_maps++];
3100
815f98cc 3101 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
3102 if (*p)
3103 p++;
a5dc85ef 3104
815f98cc 3105 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
3106 if (*p) {
3107 p++;
815f98cc 3108 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
3109 if (*p)
3110 p++;
815f98cc 3111 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
3112 } else {
3113 m->sync_file_index = m->file_index;
3114 m->sync_stream_index = m->stream_index;
3115 }
85f07f22
FB
3116}
3117
0a38bafd
PB
3118static void opt_map_meta_data(const char *arg)
3119{
3120 AVMetaDataMap *m;
815f98cc 3121 char *p;
115329f1 3122
0a38bafd
PB
3123 m = &meta_data_maps[nb_meta_data_maps++];
3124
815f98cc 3125 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB
3126 if (*p)
3127 p++;
3128
815f98cc 3129 m->in_file = strtol(p, &p, 0);
0a38bafd
PB
3130}
3131
8833f375
MN
3132static void opt_input_ts_scale(const char *arg)
3133{
3134 unsigned int stream;
3135 double scale;
3136 char *p;
3137
3138 stream = strtol(arg, &p, 0);
3139 if (*p)
3140 p++;
3141 scale= strtod(p, &p);
3142
3143 if(stream >= MAX_STREAMS)
3144 av_exit(1);
3145
3146 input_files_ts_scale[nb_input_files][stream]= scale;
3147}
3148
b19221c8 3149static int opt_recording_time(const char *opt, const char *arg)
85f07f22 3150{
b19221c8
SS
3151 recording_time = parse_time_or_die(opt, arg, 1);
3152 return 0;
85f07f22
FB
3153}
3154
b19221c8 3155static int opt_start_time(const char *opt, const char *arg)
8831db5c 3156{
b19221c8
SS
3157 start_time = parse_time_or_die(opt, arg, 1);
3158 return 0;
8831db5c
MN
3159}
3160
b19221c8 3161static int opt_rec_timestamp(const char *opt, const char *arg)
4568325a 3162{
b19221c8
SS
3163 rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
3164 return 0;
4568325a
RS
3165}
3166
b19221c8 3167static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 3168{
b19221c8
SS
3169 input_ts_offset = parse_time_or_die(opt, arg, 1);
3170 return 0;
a6a92a9a
WG
3171}
3172
4a897224
NG
3173static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
3174{
f73008d8 3175 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
3176 AVCodec *codec;
3177
3178 if(!name)
3179 return CODEC_ID_NONE;
3180 codec = encoder ?
3181 avcodec_find_encoder_by_name(name) :
3182 avcodec_find_decoder_by_name(name);
3183 if(!codec) {
49a06a4d 3184 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
296df4e7 3185 av_exit(1);
4a897224
NG
3186 }
3187 if(codec->type != type) {
49a06a4d 3188 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
296df4e7 3189 av_exit(1);
4a897224
NG
3190 }
3191 return codec->id;
3192}
3193
b29f97d1 3194static void opt_input_file(const char *filename)
85f07f22
FB
3195{
3196 AVFormatContext *ic;
3197 AVFormatParameters params, *ap = &params;
a5abfd8f 3198 AVInputFormat *file_iformat = NULL;
14bea432 3199 int err, i, ret, rfps, rfps_base;
bd1b79a1 3200 int64_t timestamp;
85f07f22 3201
a5abfd8f 3202 if (last_asked_format) {
8c8bf9ec
SS
3203 if (!(file_iformat = av_find_input_format(last_asked_format))) {
3204 fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format);
3205 av_exit(1);
3206 }
a5abfd8f
EB
3207 last_asked_format = NULL;
3208 }
3209
b242baa4
FB
3210 if (!strcmp(filename, "-"))
3211 filename = "pipe:";
3212
115329f1 3213 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 3214 !strcmp(filename, "/dev/stdin");
d9a916e2 3215
85f07f22 3216 /* get default parameters from command line */
8e2fd8e1 3217 ic = avformat_alloc_context();
7ef61879
RP
3218 if (!ic) {
3219 print_error(filename, AVERROR(ENOMEM));
3220 av_exit(1);
3221 }
4eb72c6b 3222
79fdaa4c 3223 memset(ap, 0, sizeof(*ap));
4eb72c6b 3224 ap->prealloced_context = 1;
79fdaa4c
FB
3225 ap->sample_rate = audio_sample_rate;
3226 ap->channels = audio_channels;
b33ece16
SS
3227 ap->time_base.den = frame_rate.num;
3228 ap->time_base.num = frame_rate.den;
1ff93ffc
TK
3229 ap->width = frame_width + frame_padleft + frame_padright;
3230 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 3231 ap->pix_fmt = frame_pix_fmt;
a79db0f7 3232 // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
2639c651
RS
3233 ap->channel = video_channel;
3234 ap->standard = video_standard;
79fdaa4c 3235
3022cd10 3236 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
62600469 3237
72415b2a
SS