cosmetics: indentation, whitespaces
[libav.git] / ffmpeg.c
CommitLineData
85f07f22 1/*
115329f1 2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
b78e7197
DB
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
bf5af568
FB
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
b78e7197 10 * version 2.1 of the License, or (at your option) any later version.
85f07f22 11 *
b78e7197 12 * FFmpeg is distributed in the hope that it will be useful,
85f07f22 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bf5af568
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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
46847a33
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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
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58#include <windows.h>
59#endif
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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
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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
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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
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87/* select an input stream for an output stream */
88typedef struct AVStreamMap {
89 int file_index;
90 int stream_index;
b4a3389e
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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];
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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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MN
129static int frame_topBand = 0;
130static int frame_bottomBand = 0;
131static int frame_leftBand = 0;
132static int frame_rightBand = 0;
cf7fc795 133static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 134static AVRational frame_rate;
158c7f05 135static float video_qscale = 0;
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136static uint16_t *intra_matrix = NULL;
137static uint16_t *inter_matrix = NULL;
464a631c 138static const char *video_rc_override_string=NULL;
85f07f22 139static int video_disable = 0;
f3356e9c 140static int video_discard = 0;
4a897224 141static char *video_codec_name = NULL;
b2a2197e 142static int video_codec_tag = 0;
0fc2c0f6 143static char *video_language = NULL;
85f07f22 144static int same_quality = 0;
cfcf0ffd 145static int do_deinterlace = 0;
bb198e19 146static int top_field_first = -1;
f4f3223f 147static int me_threshold = 0;
1a11cbcc 148static int intra_dc_precision = 8;
5894e1bb 149static int loop_input = 0;
8108551a 150static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 151static int qp_hist = 0;
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152#if CONFIG_AVFILTER
153static char *vfilters = NULL;
aa1249b8 154AVFilterGraph *graph = NULL;
46847a33 155#endif
85f07f22 156
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157static int intra_only = 0;
158static int audio_sample_rate = 44100;
13367a46 159static int64_t channel_layout = 0;
c57c770d
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160#define QSCALE_NONE -99999
161static float audio_qscale = QSCALE_NONE;
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FB
162static int audio_disable = 0;
163static int audio_channels = 1;
4a897224 164static char *audio_codec_name = NULL;
b2a2197e 165static int audio_codec_tag = 0;
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166static char *audio_language = NULL;
167
11bf3847 168static int subtitle_disable = 0;
4a897224 169static char *subtitle_codec_name = NULL;
cf7fc795 170static char *subtitle_language = NULL;
27ad7d3a 171static int subtitle_codec_tag = 0;
85f07f22 172
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173static float mux_preload= 0.5;
174static float mux_max_delay= 0.7;
2db3c638 175
fc7ad2af 176static int64_t recording_time = INT64_MAX;
8831db5c 177static int64_t start_time = 0;
4568325a 178static int64_t rec_timestamp = 0;
a6a92a9a 179static int64_t input_ts_offset = 0;
85f07f22 180static int file_overwrite = 0;
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181static int metadata_count;
182static AVMetadataTag *metadata;
5727b222 183static int do_benchmark = 0;
a0663ba4 184static int do_hex_dump = 0;
254abc2e 185static int do_pkt_dump = 0;
43f1708f 186static int do_psnr = 0;
5abdb4b1 187static int do_pass = 0;
ad16627f 188static char *pass_logfilename_prefix = NULL;
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189static int audio_stream_copy = 0;
190static int video_stream_copy = 0;
cf7fc795 191static int subtitle_stream_copy = 0;
8858816d 192static int video_sync_method= -1;
986ebcdb 193static int audio_sync_method= 0;
d4d226a8 194static float audio_drift_threshold= 0.1;
72bd8100 195static int copy_ts= 0;
76bdac6d 196static int opt_shortest = 0;
90ad92b3 197static int video_global_header = 0;
b60d1379 198static char *vstats_filename;
032aa7df 199static FILE *vstats_file;
50e143c4 200static int opt_programid = 0;
50e3477f 201static int copy_initial_nonkeyframes = 0;
5abdb4b1 202
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203static int rate_emu = 0;
204
a5df11ab 205static int video_channel = 0;
df0cecdd 206static char *video_standard;
79a7c268 207
a9aa3467 208static int audio_volume = 256;
8aa3ee32 209
f2abc559 210static int exit_on_error = 0;
d9a916e2 211static int using_stdin = 0;
f068206e 212static int verbose = 1;
9c3d33d6 213static int thread_count= 1;
b51469a0 214static int q_pressed = 0;
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215static int64_t video_size = 0;
216static int64_t audio_size = 0;
217static int64_t extra_size = 0;
a6a92a9a
WG
218static int nb_frames_dup = 0;
219static int nb_frames_drop = 0;
6e454c38 220static int input_sync;
76bdac6d 221static uint64_t limit_filesize = 0;
d2845b75 222static int force_fps = 0;
d9a916e2 223
5b6d5596 224static int pgmyuv_compatibility_hack=0;
a8482aab 225static float dts_delta_threshold = 10;
5b6d5596 226
e60da588 227static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 228
29cc1c23 229static int64_t timer_start;
8bbf6db9 230
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231static uint8_t *audio_buf;
232static uint8_t *audio_out;
b8919a30 233unsigned int allocated_audio_out_size, allocated_audio_buf_size;
3321cb3f
BC
234
235static short *samples;
236
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MN
237static AVBitStreamFilterContext *video_bitstream_filters=NULL;
238static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 239static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 240static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 241
ad16627f 242#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 243
b4a3389e
WG
244struct AVInputStream;
245
85f07f22
FB
246typedef struct AVOutputStream {
247 int file_index; /* file index */
248 int index; /* stream index in the output file */
249 int source_index; /* AVInputStream index */
250 AVStream *st; /* stream in the output file */
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FB
251 int encoding_needed; /* true if encoding needed for this stream */
252 int frame_number;
253 /* input pts and corresponding output pts
254 for A/V sync */
b4a3389e
WG
255 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
256 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 257 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 258 /* video only */
07d0cdfc 259 int video_resample;
a4d36c11 260 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA
261 struct SwsContext *img_resample_ctx; /* for image resampling */
262 int resample_height;
352666c1 263 int resample_width;
01a3c821 264 int resample_pix_fmt;
34b10a57 265
352666c1
EB
266 /* full frame size of first frame */
267 int original_height;
268 int original_width;
269
270 /* cropping area sizes */
07d0cdfc 271 int video_crop;
352666c1
EB
272 int topBand;
273 int bottomBand;
34b10a57 274 int leftBand;
352666c1
EB
275 int rightBand;
276
277 /* cropping area of first frame */
278 int original_topBand;
279 int original_bottomBand;
280 int original_leftBand;
281 int original_rightBand;
115329f1 282
85f07f22
FB
283 /* audio only */
284 int audio_resample;
285 ReSampleContext *resample; /* for audio resampling */
a79db0f7
PR
286 int reformat_pair;
287 AVAudioConvert *reformat_ctx;
41dd680d 288 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 289 FILE *logfile;
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FB
290} AVOutputStream;
291
292typedef struct AVInputStream {
293 int file_index;
294 int index;
295 AVStream *st;
296 int discard; /* true if stream data should be discarded */
297 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 298 int64_t sample_index; /* current sample */
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299
300 int64_t start; /* time when read started */
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301 int64_t next_pts; /* synthetic pts for cases where pkt.pts
302 is not defined */
e7d0374f 303 int64_t pts; /* current pts */
ff4905a5 304 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 305 int showed_multi_packet_warning;
55a7e946 306 int is_past_recording_time;
46847a33
MN
307#if CONFIG_AVFILTER
308 AVFilterContext *out_video_filter;
309 AVFilterContext *input_video_filter;
310 AVFrame *filter_frame;
311 int has_filter_frame;
312 AVFilterPicRef *picref;
313#endif
85f07f22
FB
314} AVInputStream;
315
316typedef struct AVInputFile {
317 int eof_reached; /* true if eof reached */
318 int ist_index; /* index of first stream in ist_table */
319 int buffer_size; /* current total buffer size */
79fdaa4c 320 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
321} AVInputFile;
322
b250f9c6 323#if HAVE_TERMIOS_H
bdc4796f 324
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325/* init terminal so that we can grab keys */
326static struct termios oldtty;
64f6e357 327#endif
85f07f22 328
46847a33
MN
329#if CONFIG_AVFILTER
330typedef struct {
331 int pix_fmt;
332} FilterOutPriv;
333
334
335static int output_init(AVFilterContext *ctx, const char *args, void *opaque)
336{
337 FilterOutPriv *priv = ctx->priv;
338
339 if(!opaque) return -1;
340
341 priv->pix_fmt = *((int *)opaque);
342
343 return 0;
344}
345
346static void output_end_frame(AVFilterLink *link)
347{
348}
349
350static int output_query_formats(AVFilterContext *ctx)
351{
352 FilterOutPriv *priv = ctx->priv;
353 enum PixelFormat pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE };
354
355 avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
356 return 0;
357}
358
359static int get_filtered_video_pic(AVFilterContext *ctx,
360 AVFilterPicRef **picref, AVFrame *pic2,
361 uint64_t *pts)
362{
363 AVFilterPicRef *pic;
364
365 if(avfilter_request_frame(ctx->inputs[0]))
366 return -1;
367 if(!(pic = ctx->inputs[0]->cur_pic))
368 return -1;
369 *picref = pic;
370 ctx->inputs[0]->cur_pic = NULL;
371
372 *pts = pic->pts;
373
374 memcpy(pic2->data, pic->data, sizeof(pic->data));
375 memcpy(pic2->linesize, pic->linesize, sizeof(pic->linesize));
bdab692f
MN
376 pic2->interlaced_frame = pic->interlaced;
377 pic2->top_field_first = pic->top_field_first;
46847a33
MN
378
379 return 1;
380}
381
382static AVFilter output_filter =
383{
384 .name = "ffmpeg_output",
385
386 .priv_size = sizeof(FilterOutPriv),
387 .init = output_init,
388
389 .query_formats = output_query_formats,
390
391 .inputs = (AVFilterPad[]) {{ .name = "default",
392 .type = AVMEDIA_TYPE_VIDEO,
393 .end_frame = output_end_frame,
394 .min_perms = AV_PERM_READ, },
395 { .name = NULL }},
396 .outputs = (AVFilterPad[]) {{ .name = NULL }},
397};
398
399static int configure_filters(AVInputStream *ist, AVOutputStream *ost)
400{
401 AVFilterContext *curr_filter;
402 /** filter graph containing all filters including input & output */
403 AVCodecContext *codec = ost->st->codec;
404 AVCodecContext *icodec = ist->st->codec;
405 char args[255];
406
aa1249b8 407 graph = av_mallocz(sizeof(AVFilterGraph));
46847a33 408
79b90b25 409 if (!(ist->input_video_filter = avfilter_open(avfilter_get_by_name("buffer"), "src")))
46847a33 410 return -1;
79b90b25 411 if (!(ist->out_video_filter = avfilter_open(&output_filter, "out")))
46847a33
MN
412 return -1;
413
414 snprintf(args, 255, "%d:%d:%d", ist->st->codec->width,
415 ist->st->codec->height, ist->st->codec->pix_fmt);
79b90b25 416 if (avfilter_init_filter(ist->input_video_filter, args, NULL))
46847a33 417 return -1;
79b90b25 418 if (avfilter_init_filter(ist->out_video_filter, NULL, &codec->pix_fmt))
46847a33
MN
419 return -1;
420
421 /* add input and output filters to the overall graph */
aa1249b8
BC
422 avfilter_graph_add_filter(graph, ist->input_video_filter);
423 avfilter_graph_add_filter(graph, ist->out_video_filter);
46847a33
MN
424
425 curr_filter = ist->input_video_filter;
426
79b90b25 427 if (ost->video_crop) {
46847a33 428 AVFilterContext *filt_crop;
6e82e7fa 429 snprintf(args, 255, "%d:%d:%d:%d", ost->leftBand, ost->topBand,
0c22311b
MN
430 codec->width,
431 codec->height);
46847a33
MN
432 filt_crop = avfilter_open(avfilter_get_by_name("crop"), NULL);
433 if (!filt_crop)
434 return -1;
6e82e7fa 435 if (avfilter_init_filter(filt_crop, args, NULL))
46847a33
MN
436 return -1;
437 if (avfilter_link(curr_filter, 0, filt_crop, 0))
438 return -1;
439 curr_filter = filt_crop;
aa1249b8 440 avfilter_graph_add_filter(graph, curr_filter);
46847a33
MN
441 }
442
443 if((codec->width !=
0c22311b
MN
444 icodec->width - (frame_leftBand + frame_rightBand)) ||
445 (codec->height != icodec->height - (frame_topBand + frame_bottomBand))) {
46847a33 446 AVFilterContext *filt_scale;
6e82e7fa 447 snprintf(args, 255, "%d:%d:flags=0x%X",
0c22311b
MN
448 codec->width,
449 codec->height,
46847a33
MN
450 (int)av_get_int(sws_opts, "sws_flags", NULL));
451 filt_scale = avfilter_open(avfilter_get_by_name("scale"), NULL);
452 if (!filt_scale)
453 return -1;
6e82e7fa 454 if (avfilter_init_filter(filt_scale, args, NULL))
46847a33
MN
455 return -1;
456 if (avfilter_link(curr_filter, 0, filt_scale, 0))
457 return -1;
458 curr_filter = filt_scale;
aa1249b8 459 avfilter_graph_add_filter(graph, curr_filter);
46847a33
MN
460 }
461
79b90b25 462 if (vfilters) {
46847a33
MN
463 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
464 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
465
466 outputs->name = av_strdup("in");
467 outputs->filter = curr_filter;
468 outputs->pad_idx = 0;
469 outputs->next = NULL;
470
471 inputs->name = av_strdup("out");
472 inputs->filter = ist->out_video_filter;
473 inputs->pad_idx = 0;
474 inputs->next = NULL;
475
aa1249b8 476 if (avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL) < 0)
46847a33
MN
477 return -1;
478 av_freep(&vfilters);
479 } else {
79b90b25 480 if (avfilter_link(curr_filter, 0, ist->out_video_filter, 0) < 0)
46847a33
MN
481 return -1;
482 }
483
79b90b25
BC
484 snprintf(args, sizeof(args), "flags=0x%X", (int)av_get_int(sws_opts, "sws_flags", NULL));
485 graph->scale_sws_opts = av_strdup(args);
46847a33
MN
486
487 /* configure all the filter links */
79b90b25 488 if (avfilter_graph_check_validity(graph, NULL))
46847a33 489 return -1;
79b90b25 490 if (avfilter_graph_config_formats(graph, NULL))
46847a33 491 return -1;
79b90b25 492 if (avfilter_graph_config_links(graph, NULL))
46847a33
MN
493 return -1;
494
495 codec->width = ist->out_video_filter->inputs[0]->w;
496 codec->height = ist->out_video_filter->inputs[0]->h;
497
498 return 0;
499}
500#endif /* CONFIG_AVFILTER */
501
85f07f22
FB
502static void term_exit(void)
503{
64f6e357 504#if HAVE_TERMIOS_H
85f07f22 505 tcsetattr (0, TCSANOW, &oldtty);
9a9509e6 506#endif
64f6e357 507}
85f07f22 508
e9a832e5 509static volatile int received_sigterm = 0;
9680a722
RP
510
511static void
512sigterm_handler(int sig)
513{
514 received_sigterm = sig;
515 term_exit();
516}
517
85f07f22
FB
518static void term_init(void)
519{
b250f9c6 520#if HAVE_TERMIOS_H
85f07f22
FB
521 struct termios tty;
522
523 tcgetattr (0, &tty);
524 oldtty = tty;
9a9509e6 525 atexit(term_exit);
85f07f22
FB
526
527 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
528 |INLCR|IGNCR|ICRNL|IXON);
529 tty.c_oflag |= OPOST;
530 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
531 tty.c_cflag &= ~(CSIZE|PARENB);
532 tty.c_cflag |= CS8;
533 tty.c_cc[VMIN] = 1;
534 tty.c_cc[VTIME] = 0;
115329f1 535
85f07f22 536 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
537 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
538#endif
85f07f22 539
9680a722 540 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 541 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR
542#ifdef SIGXCPU
543 signal(SIGXCPU, sigterm_handler);
544#endif
545
b250f9c6 546#if CONFIG_BEOS_NETSERVER
9ddd71fc
FR
547 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
548#endif
85f07f22
FB
549}
550
551/* read a key without blocking */
552static int read_key(void)
553{
b250f9c6 554#if HAVE_TERMIOS_H
9ddd71fc 555 int n = 1;
85f07f22 556 unsigned char ch;
b250f9c6 557#if !CONFIG_BEOS_NETSERVER
9ddd71fc 558 struct timeval tv;
85f07f22
FB
559 fd_set rfds;
560
561 FD_ZERO(&rfds);
562 FD_SET(0, &rfds);
563 tv.tv_sec = 0;
564 tv.tv_usec = 0;
565 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 566#endif
85f07f22 567 if (n > 0) {
cb09b2ed
PG
568 n = read(0, &ch, 1);
569 if (n == 1)
85f07f22 570 return ch;
cb09b2ed
PG
571
572 return n;
85f07f22 573 }
b250f9c6 574#elif HAVE_CONIO_H
4b54c6d0
RP
575 if(kbhit())
576 return(getch());
d86b83f8 577#endif
85f07f22
FB
578 return -1;
579}
580
b51469a0
LS
581static int decode_interrupt_cb(void)
582{
583 return q_pressed || (q_pressed = read_key() == 'q');
584}
585
296df4e7 586static int av_exit(int ret)
e5295c0d
RP
587{
588 int i;
589
590 /* close files */
591 for(i=0;i<nb_output_files;i++) {
592 /* maybe av_close_output_file ??? */
593 AVFormatContext *s = output_files[i];
594 int j;
8767060c 595 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP
596 url_fclose(s->pb);
597 for(j=0;j<s->nb_streams;j++) {
094d9df7 598 av_metadata_free(&s->streams[j]->metadata);
e5295c0d
RP
599 av_free(s->streams[j]->codec);
600 av_free(s->streams[j]);
601 }
094d9df7
AJ
602 for(j=0;j<s->nb_programs;j++) {
603 av_metadata_free(&s->programs[j]->metadata);
604 }
605 for(j=0;j<s->nb_chapters;j++) {
606 av_metadata_free(&s->chapters[j]->metadata);
607 }
608 av_metadata_free(&s->metadata);
e5295c0d
RP
609 av_free(s);
610 }
611 for(i=0;i<nb_input_files;i++)
612 av_close_input_file(input_files[i]);
613
e5295c0d
RP
614 av_free(intra_matrix);
615 av_free(inter_matrix);
616
617 if (vstats_file)
618 fclose(vstats_file);
619 av_free(vstats_filename);
620
621 av_free(opt_names);
622
623 av_free(video_codec_name);
624 av_free(audio_codec_name);
625 av_free(subtitle_codec_name);
626
627 av_free(video_standard);
628
b250f9c6 629#if CONFIG_POWERPC_PERF
9686df2b 630 void powerpc_display_perf_report(void);
e5295c0d
RP
631 powerpc_display_perf_report();
632#endif /* CONFIG_POWERPC_PERF */
633
72415b2a 634 for (i=0;i<AVMEDIA_TYPE_NB;i++)
5973490a
BC
635 av_free(avcodec_opts[i]);
636 av_free(avformat_opts);
637 av_free(sws_opts);
3321cb3f
BC
638 av_free(audio_buf);
639 av_free(audio_out);
b8919a30 640 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 641 av_free(samples);
5973490a 642
46847a33
MN
643#if CONFIG_AVFILTER
644 avfilter_uninit();
645#endif
646
e5295c0d
RP
647 if (received_sigterm) {
648 fprintf(stderr,
649 "Received signal %d: terminating.\n",
650 (int) received_sigterm);
651 exit (255);
652 }
653
296df4e7
RP
654 exit(ret); /* not all OS-es handle main() return value */
655 return ret;
e5295c0d
RP
656}
657
aa1de0d9
RB
658static void choose_sample_fmt(AVStream *st, AVCodec *codec)
659{
660 if(codec && codec->sample_fmts){
661 const enum SampleFormat *p= codec->sample_fmts;
662 for(; *p!=-1; p++){
663 if(*p == st->codec->sample_fmt)
664 break;
665 }
666 if(*p == -1)
667 st->codec->sample_fmt = codec->sample_fmts[0];
668 }
669}
670
10d0f5e0
MN
671static void choose_sample_rate(AVStream *st, AVCodec *codec)
672{
673 if(codec && codec->supported_samplerates){
674 const int *p= codec->supported_samplerates;
675 int best;
676 int best_dist=INT_MAX;
677 for(; *p; p++){
678 int dist= abs(st->codec->sample_rate - *p);
679 if(dist < best_dist){
680 best_dist= dist;
681 best= *p;
682 }
683 }
ff866063
MN
684 if(best_dist){
685 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
686 }
10d0f5e0
MN
687 st->codec->sample_rate= best;
688 }
689}
690
aa1de0d9
RB
691static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
692{
693 if(codec && codec->pix_fmts){
694 const enum PixelFormat *p= codec->pix_fmts;
695 for(; *p!=-1; p++){
696 if(*p == st->codec->pix_fmt)
697 break;
698 }
699 if(*p == -1
700 && !( st->codec->codec_id==CODEC_ID_MJPEG
701 && st->codec->strict_std_compliance <= FF_COMPLIANCE_INOFFICIAL
702 && ( st->codec->pix_fmt == PIX_FMT_YUV420P
703 || st->codec->pix_fmt == PIX_FMT_YUV422P)))
704 st->codec->pix_fmt = codec->pix_fmts[0];
705 }
706}
707
b29f97d1 708static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 709{
79fdaa4c 710 int i, err;
85f07f22 711 AVFormatContext *ic;
3438d82d 712 int nopts = 0;
85f07f22 713
79fdaa4c
FB
714 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
715 if (err < 0)
716 return err;
85f07f22
FB
717 /* copy stream format */
718 s->nb_streams = ic->nb_streams;
719 for(i=0;i<ic->nb_streams;i++) {
720 AVStream *st;
d9521cb1 721 AVCodec *codec;
1e491e29 722
f37f8d4c 723 // FIXME: a more elegant solution is needed
e1031171 724 st = av_mallocz(sizeof(AVStream));
85f07f22 725 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 726 st->codec = avcodec_alloc_context();
7ef61879
RP
727 if (!st->codec) {
728 print_error(filename, AVERROR(ENOMEM));
729 av_exit(1);
730 }
d9521cb1 731 avcodec_copy_context(st->codec, ic->streams[i]->codec);
85f07f22 732 s->streams[i] = st;
837d248d 733
d9521cb1
RB
734 codec = avcodec_find_encoder(st->codec->codec_id);
735 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
736 if (audio_stream_copy) {
737 st->stream_copy = 1;
738 } else
739 choose_sample_fmt(st, codec);
740 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
741 if (video_stream_copy) {
742 st->stream_copy = 1;
743 } else
744 choose_pixel_fmt(st, codec);
745 }
837d248d 746
dbedf2aa
BC
747 if(!st->codec->thread_count)
748 st->codec->thread_count = 1;
749 if(st->codec->thread_count>1)
750 avcodec_thread_init(st->codec, st->codec->thread_count);
751
3438d82d
BC
752 if(st->codec->flags & CODEC_FLAG_BITEXACT)
753 nopts = 1;
85f07f22
FB
754 }
755
3438d82d
BC
756 if (!nopts)
757 s->timestamp = av_gettime();
758
85f07f22
FB
759 av_close_input_file(ic);
760 return 0;
761}
762
b4a3389e
WG
763static double
764get_sync_ipts(const AVOutputStream *ost)
765{
766 const AVInputStream *ist = ost->sync_ist;
fec401f7 767 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
768}
769
748c2fca 770static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
771 int ret;
772
748c2fca
MN
773 while(bsfc){
774 AVPacket new_pkt= *pkt;
775 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
776 &new_pkt.data, &new_pkt.size,
777 pkt->data, pkt->size,
cc947f04 778 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 779 if(a>0){
748c2fca
MN
780 av_free_packet(pkt);
781 new_pkt.destruct= av_destruct_packet;
7055cdac 782 } else if(a<0){
1f8e32cd
DB
783 fprintf(stderr, "%s failed for stream %d, codec %s",
784 bsfc->filter->name, pkt->stream_index,
785 avctx->codec ? avctx->codec->name : "copy");
7055cdac 786 print_error("", a);
f2abc559
BC
787 if (exit_on_error)
788 av_exit(1);
748c2fca
MN
789 }
790 *pkt= new_pkt;
791
792 bsfc= bsfc->next;
793 }
794
0ac07031
MN
795 ret= av_interleaved_write_frame(s, pkt);
796 if(ret < 0){
797 print_error("av_interleaved_write_frame()", ret);
296df4e7 798 av_exit(1);
0ac07031 799 }
748c2fca
MN
800}
801
817b23ff 802#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 803
115329f1
DB
804static void do_audio_out(AVFormatContext *s,
805 AVOutputStream *ost,
85f07f22
FB
806 AVInputStream *ist,
807 unsigned char *buf, int size)
808{
0c1a9eda 809 uint8_t *buftmp;
15bfe412 810 int64_t audio_out_size, audio_buf_size;
7a086a85 811 int64_t allocated_for_size= size;
d66c7abc 812
85f07f22 813 int size_out, frame_bytes, ret;
01f4895c 814 AVCodecContext *enc= ost->st->codec;
2886f311 815 AVCodecContext *dec= ist->st->codec;
287ba997
PR
816 int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8;
817 int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8;
15bfe412
MN
818 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
819
7a086a85
MN
820need_realloc:
821 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 822 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 823 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
15bfe412
MN
824 audio_buf_size*= osize*enc->channels;
825
826 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
827 if(coded_bps > 8*osize)
828 audio_out_size= audio_out_size * coded_bps / (8*osize);
829 audio_out_size += FF_MIN_BUFFER_SIZE;
830
831 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
832 fprintf(stderr, "Buffer sizes too large\n");
833 av_exit(1);
834 }
85f07f22 835
b8919a30
MN
836 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
837 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN
838 if (!audio_buf || !audio_out){
839 fprintf(stderr, "Out of memory in do_audio_out\n");
840 av_exit(1);
841 }
d66c7abc 842
2886f311
843 if (enc->channels != dec->channels)
844 ost->audio_resample = 1;
845
846 if (ost->audio_resample && !ost->resample) {
d1e3c6fd
BC
847 if (dec->sample_fmt != SAMPLE_FMT_S16)
848 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
849 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
850 enc->sample_rate, dec->sample_rate,
851 enc->sample_fmt, dec->sample_fmt,
852 16, 10, 0, 0.8);
2886f311
853 if (!ost->resample) {
854 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
855 dec->channels, dec->sample_rate,
856 enc->channels, enc->sample_rate);
296df4e7 857 av_exit(1);
2886f311
858 }
859 }
860
a79db0f7 861#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
d1e3c6fd 862 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 863 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR
864 if (ost->reformat_ctx)
865 av_audio_convert_free(ost->reformat_ctx);
866 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
867 dec->sample_fmt, 1, NULL, 0);
868 if (!ost->reformat_ctx) {
869 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
870 avcodec_get_sample_fmt_name(dec->sample_fmt),
871 avcodec_get_sample_fmt_name(enc->sample_fmt));
872 av_exit(1);
873 }
874 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
875 }
876
986ebcdb 877 if(audio_sync_method){
115329f1 878 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
41dd680d 879 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN
880 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
881 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 882
986ebcdb
MN
883 //FIXME resample delay
884 if(fabs(delta) > 50){
d4d226a8 885 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 886 if(byte_delta < 0){
f41dd5aa 887 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
888 size += byte_delta;
889 buf -= byte_delta;
890 if(verbose > 2)
891 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
892 if(!size)
893 return;
894 ist->is_start=0;
895 }else{
896 static uint8_t *input_tmp= NULL;
897 input_tmp= av_realloc(input_tmp, byte_delta + size);
898
7a086a85
MN
899 if(byte_delta > allocated_for_size - size){
900 allocated_for_size= byte_delta + (int64_t)size;
901 goto need_realloc;
902 }
903 ist->is_start=0;
ff4905a5
MN
904
905 memset(input_tmp, 0, byte_delta);
906 memcpy(input_tmp + byte_delta, buf, size);
907 buf= input_tmp;
908 size += byte_delta;
909 if(verbose > 2)
910 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
911 }
912 }else if(audio_sync_method>1){
f66e4f5f 913 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN
914 assert(ost->audio_resample);
915 if(verbose > 2)
916 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 917// 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
918 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
919 }
115329f1 920 }
986ebcdb 921 }else
b4a3389e 922 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
41dd680d 923 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
924
925 if (ost->audio_resample) {
926 buftmp = audio_buf;
115329f1 927 size_out = audio_resample(ost->resample,
85f07f22 928 (short *)buftmp, (short *)buf,
287ba997
PR
929 size / (ist->st->codec->channels * isize));
930 size_out = size_out * enc->channels * osize;
85f07f22
FB
931 } else {
932 buftmp = buf;
933 size_out = size;
934 }
935
d1e3c6fd 936 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 937 const void *ibuf[6]= {buftmp};
80f47250 938 void *obuf[6]= {audio_buf};
287ba997
PR
939 int istride[6]= {isize};
940 int ostride[6]= {osize};
a79db0f7
PR
941 int len= size_out/istride[0];
942 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
943 printf("av_audio_convert() failed\n");
f2abc559
BC
944 if (exit_on_error)
945 av_exit(1);
a79db0f7
PR
946 return;
947 }
80f47250 948 buftmp = audio_buf;
287ba997 949 size_out = len*osize;
a79db0f7
PR
950 }
951
85f07f22 952 /* now encode as many frames as possible */
a0663ba4 953 if (enc->frame_size > 1) {
85f07f22 954 /* output resampled raw samples */
41dd680d 955 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5
SS
956 fprintf(stderr, "av_fifo_realloc2() failed\n");
957 av_exit(1);
958 }
41dd680d 959 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 960
287ba997 961 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 962
41dd680d 963 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN
964 AVPacket pkt;
965 av_init_packet(&pkt);
966
3898eed8 967 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 968
5bc440e7
MN
969 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
970
115329f1 971 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 972 (short *)audio_buf);
528271ff
MN
973 if (ret < 0) {
974 fprintf(stderr, "Audio encoding failed\n");
975 av_exit(1);
976 }
1008ceb3 977 audio_size += ret;
e928649b
MN
978 pkt.stream_index= ost->index;
979 pkt.data= audio_out;
980 pkt.size= ret;
e7902f20 981 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 982 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 983 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 984 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 985
986ebcdb 986 ost->sync_opts += enc->frame_size;
85f07f22
FB
987 }
988 } else {
e928649b
MN
989 AVPacket pkt;
990 av_init_packet(&pkt);
986ebcdb 991
287ba997 992 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 993
a0663ba4 994 /* output a pcm frame */
287ba997
PR
995 /* determine the size of the coded buffer */
996 size_out /= osize;
997 if (coded_bps)
060b8592 998 size_out = size_out*coded_bps/8;
287ba997 999
5ee05a62
MN
1000 if(size_out > audio_out_size){
1001 fprintf(stderr, "Internal error, buffer size too small\n");
1002 av_exit(1);
1003 }
1004
5bc440e7 1005 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 1006 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 1007 (short *)buftmp);
528271ff
MN
1008 if (ret < 0) {
1009 fprintf(stderr, "Audio encoding failed\n");
1010 av_exit(1);
1011 }
1008ceb3 1012 audio_size += ret;
e928649b
MN
1013 pkt.stream_index= ost->index;
1014 pkt.data= audio_out;
1015 pkt.size= ret;
e7902f20 1016 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1017 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 1018 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 1019 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB
1020 }
1021}
1022
10d104e4
PG
1023static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
1024{
1025 AVCodecContext *dec;
1026 AVPicture *picture2;
1027 AVPicture picture_tmp;
0c1a9eda 1028 uint8_t *buf = 0;
10d104e4 1029
01f4895c 1030 dec = ist->st->codec;
10d104e4
PG
1031
1032 /* deinterlace : must be done before any resize */
fdf11906 1033 if (do_deinterlace) {
10d104e4
PG
1034 int size;
1035
1036 /* create temporary picture */
1037 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
1038 buf = av_malloc(size);
1039 if (!buf)
1040 return;
115329f1 1041
10d104e4
PG
1042 picture2 = &picture_tmp;
1043 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1044
9e1cc598
RP
1045 if(avpicture_deinterlace(picture2, picture,
1046 dec->pix_fmt, dec->width, dec->height) < 0) {
1047 /* if error, do not deinterlace */
1048 fprintf(stderr, "Deinterlacing failed\n");
1049 av_free(buf);
1050 buf = NULL;
1051 picture2 = picture;
1052 }
10d104e4
PG
1053 } else {
1054 picture2 = picture;
1055 }
1056
10d104e4
PG
1057 if (picture != picture2)
1058 *picture = *picture2;
1059 *bufp = buf;
1060}
1061
ec5517d5
FB
1062/* we begin to correct av delay at this threshold */
1063#define AV_DELAY_MAX 0.100
85f07f22 1064
115329f1
DB
1065static void do_subtitle_out(AVFormatContext *s,
1066 AVOutputStream *ost,
cf7fc795
FB
1067 AVInputStream *ist,
1068 AVSubtitle *sub,
1069 int64_t pts)
1070{
1071 static uint8_t *subtitle_out = NULL;
7f4fca03 1072 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB
1073 int subtitle_out_size, nb, i;
1074 AVCodecContext *enc;
1075 AVPacket pkt;
1076
1077 if (pts == AV_NOPTS_VALUE) {
1078 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559
BC
1079 if (exit_on_error)
1080 av_exit(1);
cf7fc795
FB
1081 return;
1082 }
1083
01f4895c 1084 enc = ost->st->codec;
cf7fc795
FB
1085
1086 if (!subtitle_out) {
1087 subtitle_out = av_malloc(subtitle_out_max_size);
1088 }
1089
1090 /* Note: DVB subtitle need one packet to draw them and one other
1091 packet to clear them */
1092 /* XXX: signal it in the codec context ? */
1093 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1094 nb = 2;
1095 else
1096 nb = 1;
1097
1098 for(i = 0; i < nb; i++) {
4bbe788a 1099 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD
1100 // start_display_time is required to be 0
1101 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1102 sub->end_display_time -= sub->start_display_time;
1103 sub->start_display_time = 0;
115329f1 1104 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 1105 subtitle_out_max_size, sub);
266649a5
RD
1106 if (subtitle_out_size < 0) {
1107 fprintf(stderr, "Subtitle encoding failed\n");
1108 av_exit(1);
1109 }
115329f1 1110
cf7fc795
FB
1111 av_init_packet(&pkt);
1112 pkt.stream_index = ost->index;
1113 pkt.data = subtitle_out;
1114 pkt.size = subtitle_out_size;
8b03c014 1115 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB
1116 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1117 /* XXX: the pts correction is handled here. Maybe handling
1118 it in the codec would be better */
1119 if (i == 0)
1120 pkt.pts += 90 * sub->start_display_time;
1121 else
1122 pkt.pts += 90 * sub->end_display_time;
1123 }
748c2fca 1124 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB
1125 }
1126}
1127
8a6cb114 1128static int bit_buffer_size= 1024*256;
27537106 1129static uint8_t *bit_buffer= NULL;
1ff93ffc 1130
115329f1
DB
1131static void do_video_out(AVFormatContext *s,
1132 AVOutputStream *ost,
85f07f22 1133 AVInputStream *ist,
7a0f9d7e 1134 AVFrame *in_picture,
986ebcdb 1135 int *frame_size)
85f07f22 1136{
ec5517d5 1137 int nb_frames, i, ret;
46847a33 1138#if !CONFIG_AVFILTER
352666c1 1139 int64_t topBand, bottomBand, leftBand, rightBand;
46847a33 1140#endif
07d0cdfc 1141 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 1142 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 1143 AVCodecContext *enc, *dec;
47b229db 1144 double sync_ipts;
115329f1 1145
a4d36c11 1146 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 1147 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 1148
01f4895c
MN
1149 enc = ost->st->codec;
1150 dec = ist->st->codec;
85f07f22 1151
47b229db
AS
1152 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1153
ec5517d5
FB
1154 /* by default, we output a single frame */
1155 nb_frames = 1;
1156
204c0f48
PG
1157 *frame_size = 0;
1158
9ff261a2 1159 if(video_sync_method){
d55065a2 1160 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN
1161 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1162 if (vdelta < -1.1)
1163 nb_frames = 0;
e6fdc2b1
MN
1164 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
1165 if(vdelta<=-0.6){
1166 nb_frames=0;
1167 }else if(vdelta>0.6)
47b229db 1168 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 1169 }else if (vdelta > 1.1)
70122f29 1170 nb_frames = lrintf(vdelta);
fc6765d7 1171//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
1172 if (nb_frames == 0){
1173 ++nb_frames_drop;
1174 if (verbose>2)
1175 fprintf(stderr, "*** drop!\n");
8300609b 1176 }else if (nb_frames > 1) {
ed30e518 1177 nb_frames_dup += nb_frames - 1;
50c3dd32 1178 if (verbose>2)
8300609b 1179 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
1180 }
1181 }else
47b229db 1182 ost->sync_opts= lrintf(sync_ipts);
445f1b83 1183
72415b2a 1184 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 1185 if (nb_frames <= 0)
85f07f22 1186 return;
ce7c56c2 1187
46847a33
MN
1188#if CONFIG_AVFILTER
1189 formatted_picture = in_picture;
1190#else
07d0cdfc 1191 if (ost->video_crop) {
636d6a4a 1192 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
49a06a4d 1193 fprintf(stderr, "error cropping picture\n");
f2abc559
BC
1194 if (exit_on_error)
1195 av_exit(1);
4e780252 1196 return;
07d0cdfc
LA
1197 }
1198 formatted_picture = &picture_crop_temp;
18a54b04
LA
1199 } else {
1200 formatted_picture = in_picture;
07d0cdfc 1201 }
46847a33 1202#endif
07d0cdfc
LA
1203
1204 final_picture = formatted_picture;
1205 padding_src = formatted_picture;
1206 resampling_dst = &ost->pict_tmp;
07d0cdfc 1207
b83ccbff
MN
1208 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
1209 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1210 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
1211
1212 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));
1213 if(!ost->video_resample)
1214 av_exit(1);
1215 }
1216
46847a33 1217#if !CONFIG_AVFILTER
85f07f22 1218 if (ost->video_resample) {
07d0cdfc 1219 padding_src = NULL;
34b10a57 1220 final_picture = &ost->pict_tmp;
352666c1 1221 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
01a3c821
JGG
1222 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1223 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 1224
352666c1
EB
1225 /* keep bands proportional to the frame size */
1226 topBand = ((int64_t)ist->st->codec->height * ost->original_topBand / ost->original_height) & ~1;
1227 bottomBand = ((int64_t)ist->st->codec->height * ost->original_bottomBand / ost->original_height) & ~1;
1228 leftBand = ((int64_t)ist->st->codec->width * ost->original_leftBand / ost->original_width) & ~1;
1229 rightBand = ((int64_t)ist->st->codec->width * ost->original_rightBand / ost->original_width) & ~1;
1230
1231 /* sanity check to ensure no bad band sizes sneak in */
1232 assert(topBand <= INT_MAX && topBand >= 0);
1233 assert(bottomBand <= INT_MAX && bottomBand >= 0);
1234 assert(leftBand <= INT_MAX && leftBand >= 0);
1235 assert(rightBand <= INT_MAX && rightBand >= 0);
1236
1237 ost->topBand = topBand;
1238 ost->bottomBand = bottomBand;
1239 ost->leftBand = leftBand;
1240 ost->rightBand = rightBand;
1241
1242 ost->resample_height = ist->st->codec->height - (ost->topBand + ost->bottomBand);
1243 ost->resample_width = ist->st->codec->width - (ost->leftBand + ost->rightBand);
01a3c821 1244 ost->resample_pix_fmt= ist->st->codec->pix_fmt;
352666c1
EB
1245
1246 /* initialize a new scaler context */
1247 sws_freeContext(ost->img_resample_ctx);
1248 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1249 ost->img_resample_ctx = sws_getContext(
1250 ist->st->codec->width - (ost->leftBand + ost->rightBand),
1251 ist->st->codec->height - (ost->topBand + ost->bottomBand),
1252 ist->st->codec->pix_fmt,
0c22311b
MN
1253 ost->st->codec->width,
1254 ost->st->codec->height,
352666c1
EB
1255 ost->st->codec->pix_fmt,
1256 sws_flags, NULL, NULL, NULL);
1257 if (ost->img_resample_ctx == NULL) {
1258 fprintf(stderr, "Cannot get resampling context\n");
1259 av_exit(1);
1260 }
1261 }
18a54b04
LA
1262 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
1263 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 1264 }
46847a33 1265#endif
07d0cdfc 1266
85f07f22 1267 /* duplicates frame if needed */
ec5517d5 1268 for(i=0;i<nb_frames;i++) {
e928649b
MN
1269 AVPacket pkt;
1270 av_init_packet(&pkt);
1271 pkt.stream_index= ost->index;
1272
e8750b00
FR
1273 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1274 /* raw pictures are written as AVPicture structure to
1275 avoid any copies. We support temorarily the older
1276 method. */
2744ca9a 1277 AVFrame* old_frame = enc->coded_frame;
bb270c08 1278 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
1279 pkt.data= (uint8_t *)final_picture;
1280 pkt.size= sizeof(AVPicture);
b4dba580 1281 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1282 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1283
748c2fca 1284 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 1285 enc->coded_frame = old_frame;
e8750b00 1286 } else {
492cd3a9 1287 AVFrame big_picture;
a4d36c11
MN
1288
1289 big_picture= *final_picture;
7a0f9d7e
FB
1290 /* better than nothing: use input picture interlaced
1291 settings */
1292 big_picture.interlaced_frame = in_picture->interlaced_frame;
72415b2a 1293 if(avcodec_opts[AVMEDIA_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
1294 if(top_field_first == -1)
1295 big_picture.top_field_first = in_picture->top_field_first;
1296 else
2a8edc5d 1297 big_picture.top_field_first = top_field_first;
bb198e19 1298 }
7a0f9d7e 1299
85f07f22
FB
1300 /* handles sameq here. This is not correct because it may
1301 not be a global option */
1302 if (same_quality) {
1e491e29
MN
1303 big_picture.quality = ist->st->quality;
1304 }else
1305 big_picture.quality = ost->st->quality;
f4f3223f
MN
1306 if(!me_threshold)
1307 big_picture.pict_type = 0;
50c3dd32 1308// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
1309 big_picture.pts= ost->sync_opts;
1310// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1311//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 1312 ret = avcodec_encode_video(enc,
8a6cb114 1313 bit_buffer, bit_buffer_size,
1e491e29 1314 &big_picture);
95af5e1c 1315 if (ret < 0) {
4156a436 1316 fprintf(stderr, "Video encoding failed\n");
296df4e7 1317 av_exit(1);
4156a436 1318 }
54e28a85 1319
4bbc6260 1320 if(ret>0){
27537106 1321 pkt.data= bit_buffer;
e928649b 1322 pkt.size= ret;
e6b4e4ff 1323 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1324 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1325/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
1326 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1327 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1328
e6b4e4ff 1329 if(enc->coded_frame->key_frame)
cc947f04 1330 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 1331 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b 1332 *frame_size = ret;
44eb047a 1333 video_size += ret;
54e28a85
BC
1334 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1335 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN
1336 /* if two pass, output log */
1337 if (ost->logfile && enc->stats_out) {
1338 fprintf(ost->logfile, "%s", enc->stats_out);
1339 }
5abdb4b1 1340 }
85f07f22 1341 }
50c3dd32 1342 ost->sync_opts++;
ec5517d5 1343 ost->frame_number++;
85f07f22
FB
1344 }
1345}
1346
140cb663 1347static double psnr(double d){
b29f97d1 1348 return -10.0*log(d)/log(10.0);
140cb663
MN
1349}
1350
115329f1 1351static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1352 int frame_size)
ce7c56c2 1353{
ce7c56c2
J
1354 AVCodecContext *enc;
1355 int frame_number;
ce7c56c2 1356 double ti1, bitrate, avg_bitrate;
115329f1 1357
b60d1379 1358 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
1359 if (!vstats_file) {
1360 vstats_file = fopen(vstats_filename, "w");
1361 if (!vstats_file) {
4bd0c2b1 1362 perror("fopen");
296df4e7 1363 av_exit(1);
4bd0c2b1
BF
1364 }
1365 }
1366
01f4895c 1367 enc = ost->st->codec;
72415b2a 1368 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1369 frame_number = ost->frame_number;
032aa7df 1370 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1371 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1372 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1373
032aa7df 1374 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1375 /* compute pts value */
c0df9d75 1376 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
1377 if (ti1 < 0.01)
1378 ti1 = 0.01;
115329f1 1379
c0df9d75 1380 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1381 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1382 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1383 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1384 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1385 }
ec5517d5
FB
1386}
1387
b29f97d1 1388static void print_report(AVFormatContext **output_files,
bb270c08
DB
1389 AVOutputStream **ost_table, int nb_ostreams,
1390 int is_last_report)
ec5517d5
FB
1391{
1392 char buf[1024];
1393 AVOutputStream *ost;
b5ee9c23 1394 AVFormatContext *oc;
0c1a9eda 1395 int64_t total_size;
ec5517d5
FB
1396 AVCodecContext *enc;
1397 int frame_number, vid, i;
1398 double bitrate, ti1, pts;
0c1a9eda 1399 static int64_t last_time = -1;
0888fd22 1400 static int qp_histogram[52];
115329f1 1401
ec5517d5 1402 if (!is_last_report) {
0c1a9eda 1403 int64_t cur_time;
ec5517d5
FB
1404 /* display the report every 0.5 seconds */
1405 cur_time = av_gettime();
1406 if (last_time == -1) {
1407 last_time = cur_time;
1408 return;
115329f1 1409 }
ec5517d5
FB
1410 if ((cur_time - last_time) < 500000)
1411 return;
1412 last_time = cur_time;
1413 }
1414
ce7c56c2 1415
ec5517d5
FB
1416 oc = output_files[0];
1417
899681cd 1418 total_size = url_fsize(oc->pb);
859d95ba 1419 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1420 total_size= url_ftell(oc->pb);
115329f1 1421
ec5517d5
FB
1422 buf[0] = '\0';
1423 ti1 = 1e10;
1424 vid = 0;
1425 for(i=0;i<nb_ostreams;i++) {
1426 ost = ost_table[i];
01f4895c 1427 enc = ost->st->codec;
72415b2a 1428 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
0ecca7a4 1429 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1430 !ost->st->stream_copy ?
99fb79b5 1431 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1432 }
72415b2a 1433 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW
1434 float t = (av_gettime()-timer_start) / 1000000.0;
1435
ec5517d5 1436 frame_number = ost->frame_number;
7fc98937
LW
1437 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1438 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1439 !ost->st->stream_copy ?
99fb79b5 1440 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1441 if(is_last_report)
0ecca7a4 1442 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1443 if(qp_hist){
0888fd22
MN
1444 int j;
1445 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1446 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN
1447 qp_histogram[qp]++;
1448 for(j=0; j<32; j++)
1449 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1450 }
890972be
MN
1451 if (enc->flags&CODEC_FLAG_PSNR){
1452 int j;
1453 double error, error_sum=0;
1454 double scale, scale_sum=0;
1455 char type[3]= {'Y','U','V'};
0ecca7a4 1456 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1457 for(j=0; j<3; j++){
1458 if(is_last_report){
1459 error= enc->error[j];
1460 scale= enc->width*enc->height*255.0*255.0*frame_number;
1461 }else{
1462 error= enc->coded_frame->error[j];
1463 scale= enc->width*enc->height*255.0*255.0;
1464 }
1465 if(j) scale/=4;
1466 error_sum += error;
1467 scale_sum += scale;
0ecca7a4 1468 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1469 }
0ecca7a4 1470 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1471 }
ec5517d5
FB
1472 vid = 1;
1473 }
1474 /* compute min output value */
43924f01 1475 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1476 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1477 ti1 = pts;
1478 }
1479 if (ti1 < 0.01)
1480 ti1 = 0.01;
115329f1 1481
f068206e
BE
1482 if (verbose || is_last_report) {
1483 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1484
1485 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1486 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1487 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1488
0f649d66 1489 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB
1490 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1491 nb_frames_dup, nb_frames_drop);
115329f1 1492
d8019eb5
AD
1493 if (verbose >= 0)
1494 fprintf(stderr, "%s \r", buf);
1495
ec5517d5
FB
1496 fflush(stderr);
1497 }
115329f1 1498
1008ceb3
MN
1499 if (is_last_report && verbose >= 0){
1500 int64_t raw= audio_size + video_size + extra_size;
f068206e 1501 fprintf(stderr, "\n");
1008ceb3
MN
1502 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1503 video_size/1024.0,
1504 audio_size/1024.0,
1505 extra_size/1024.0,
1506 100.0*(total_size - raw)/raw
1507 );
1508 }
ce7c56c2
J
1509}
1510
a700a6ae
FB
1511/* pkt = NULL means EOF (needed to flush decoder buffers) */
1512static int output_packet(AVInputStream *ist, int ist_index,
1513 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1514 const AVPacket *pkt)
a700a6ae
FB
1515{
1516 AVFormatContext *os;
1517 AVOutputStream *ost;
ede0e475 1518 int ret, i;
8157483d 1519 int got_picture;
a700a6ae 1520 AVFrame picture;
a700a6ae 1521 void *buffer_to_free;
f038fe8b 1522 static unsigned int samples_size= 0;
cf7fc795
FB
1523 AVSubtitle subtitle, *subtitle_to_free;
1524 int got_subtitle;
46847a33
MN
1525#if CONFIG_AVFILTER
1526 int loop;
1527#endif
1528
ede0e475 1529 AVPacket avpkt;
9d66ef18 1530 int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
ede0e475 1531
ed923859
MN
1532 if(ist->next_pts == AV_NOPTS_VALUE)
1533 ist->next_pts= ist->pts;
1534
a700a6ae
FB
1535 if (pkt == NULL) {
1536 /* EOF handling */
031e14ea 1537 av_init_packet(&avpkt);
ede0e475
TB
1538 avpkt.data = NULL;
1539 avpkt.size = 0;
a700a6ae 1540 goto handle_eof;
031e14ea
TB
1541 } else {
1542 avpkt = *pkt;
a700a6ae
FB
1543 }
1544
b1b818fc
MN
1545 if(pkt->dts != AV_NOPTS_VALUE)
1546 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1547
bd6754aa 1548 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1549 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
036c1382
MN
1550 uint8_t *data_buf, *decoded_data_buf;
1551 int data_size, decoded_data_size;
a700a6ae 1552 handle_eof:
b1b818fc 1553 ist->pts= ist->next_pts;
19d5da50 1554
d859bb1d 1555 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1556 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1557 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN
1558 ist->showed_multi_packet_warning=1;
1559 }
40cb57a2 1560
a700a6ae 1561 /* decode the packet if needed */
036c1382
MN
1562 decoded_data_buf = NULL; /* fail safe */
1563 decoded_data_size= 0;
1564 data_buf = avpkt.data;
1565 data_size = avpkt.size;
cf7fc795 1566 subtitle_to_free = NULL;
a700a6ae 1567 if (ist->decoding_needed) {
01f4895c 1568 switch(ist->st->codec->codec_type) {
72415b2a 1569 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM
1570 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1571 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1572 av_free(samples);
1573 samples= av_malloc(samples_size);
1574 }
036c1382 1575 decoded_data_size= samples_size;
a700a6ae
FB
1576 /* XXX: could avoid copy if PCM 16 bits with same
1577 endianness as CPU */
036c1382 1578 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1579 &avpkt);
a700a6ae
FB
1580 if (ret < 0)
1581 goto fail_decode;
ede0e475
TB
1582 avpkt.data += ret;
1583 avpkt.size -= ret;
036c1382 1584 data_size = ret;
a700a6ae 1585 /* Some bug in mpeg audio decoder gives */
036c1382
MN
1586 /* decoded_data_size < 0, it seems they are overflows */
1587 if (decoded_data_size <= 0) {
a700a6ae
FB
1588 /* no audio frame */
1589 continue;
1590 }
036c1382
MN
1591 decoded_data_buf = (uint8_t *)samples;
1592 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1593 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1594 break;}
72415b2a 1595 case AVMEDIA_TYPE_VIDEO:
036c1382 1596 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1597 /* XXX: allocate picture correctly */
9740beff
MN
1598 avcodec_get_frame_defaults(&picture);
1599
ede0e475
TB
1600 ret = avcodec_decode_video2(ist->st->codec,
1601 &picture, &got_picture, &avpkt);
a700a6ae 1602 ist->st->quality= picture.quality;
115329f1 1603 if (ret < 0)
a700a6ae
FB
1604 goto fail_decode;
1605 if (!got_picture) {
1606 /* no picture yet */
1607 goto discard_packet;
1608 }
01f4895c 1609 if (ist->st->codec->time_base.num != 0) {
3797c74b 1610 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1611 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1612 ist->st->codec->time_base.num * ticks) /
01f4895c 1613 ist->st->codec->time_base.den;
a700a6ae 1614 }
ede0e475 1615 avpkt.size = 0;
a700a6ae 1616 break;
72415b2a 1617 case AVMEDIA_TYPE_SUBTITLE:
ede0e475
TB
1618 ret = avcodec_decode_subtitle2(ist->st->codec,
1619 &subtitle, &got_subtitle, &avpkt);
cf7fc795 1620 if (ret < 0)
a700a6ae 1621 goto fail_decode;
cf7fc795
FB
1622 if (!got_subtitle) {
1623 goto discard_packet;
a700a6ae 1624 }
cf7fc795 1625 subtitle_to_free = &subtitle;
ede0e475 1626 avpkt.size = 0;
cf7fc795
FB
1627 break;
1628 default:
1629 goto fail_decode;
1630 }
1631 } else {
bde0705c 1632 switch(ist->st->codec->codec_type) {
72415b2a 1633 case AVMEDIA_TYPE_AUDIO:
bde0705c 1634 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1635 ist->st->codec->sample_rate;
bde0705c 1636 break;
72415b2a 1637 case AVMEDIA_TYPE_VIDEO:
bde0705c 1638 if (ist->st->codec->time_base.num != 0) {
3797c74b 1639 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1640 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1641 ist->st->codec->time_base.num * ticks) /
bde0705c 1642 ist->st->codec->time_base.den;
2fef0bdf 1643 }
bde0705c 1644 break;
a700a6ae 1645 }
ede0e475
TB
1646 ret = avpkt.size;
1647 avpkt.size = 0;
bde0705c 1648 }
a700a6ae 1649
bde0705c 1650 buffer_to_free = NULL;
72415b2a 1651 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1652 pre_process_video_frame(ist, (AVPicture *)&picture,
1653 &buffer_to_free);
1654 }
a700a6ae 1655
46847a33
MN
1656#if CONFIG_AVFILTER
1657 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->input_video_filter) {
1658 // add it to be filtered
1659 av_vsrc_buffer_add_frame(ist->input_video_filter, &picture,
1660 ist->pts,
1661 ist->st->codec->sample_aspect_ratio);
1662 }
1663#endif
1664
bde0705c 1665 // preprocess audio (volume)
72415b2a 1666 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW
1667 if (audio_volume != 256) {
1668 short *volp;
1669 volp = samples;
036c1382 1670 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW
1671 int v = ((*volp) * audio_volume + 128) >> 8;
1672 if (v < -32768) v = -32768;
1673 if (v > 32767) v = 32767;
1674 *volp++ = v;
7e987c33
C
1675 }
1676 }
bde0705c 1677 }
7e987c33 1678
bde0705c 1679 /* frame rate emulation */
3a25ca18 1680 if (rate_emu) {
cb103a19 1681 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW
1682 int64_t now = av_gettime() - ist->start;
1683 if (pts > now)
1684 usleep(pts - now);
bde0705c 1685 }
46847a33
MN
1686#if CONFIG_AVFILTER
1687 loop = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1688 !ist->out_video_filter || avfilter_poll_frame(ist->out_video_filter->inputs[0]);
1689#endif
bde0705c
LW
1690 /* if output time reached then transcode raw format,
1691 encode packets and output them */
1692 if (start_time == 0 || ist->pts >= start_time)
46847a33
MN
1693#if CONFIG_AVFILTER
1694 while(loop) {
1695 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->out_video_filter)
1696 get_filtered_video_pic(ist->out_video_filter, &ist->picref, &picture, &ist->pts);
1697#endif
bde0705c
LW
1698 for(i=0;i<nb_ostreams;i++) {
1699 int frame_size;
a700a6ae 1700
bde0705c
LW
1701 ost = ost_table[i];
1702 if (ost->source_index == ist_index) {
1703 os = output_files[ost->file_index];
a700a6ae 1704
bde0705c
LW
1705 /* set the input output pts pairs */
1706 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1707
1708 if (ost->encoding_needed) {
036c1382 1709 assert(ist->decoding_needed);
bde0705c 1710 switch(ost->st->codec->codec_type) {
72415b2a 1711 case AVMEDIA_TYPE_AUDIO:
036c1382 1712 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1713 break;
72415b2a 1714 case AVMEDIA_TYPE_VIDEO:
46847a33
MN
1715#if CONFIG_AVFILTER
1716 ost->st->codec->sample_aspect_ratio = ist->picref->pixel_aspect;
1717#endif
bde0705c 1718 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1719 if (vstats_filename && frame_size)
bde0705c
LW
1720 do_video_stats(os, ost, frame_size);
1721 break;
72415b2a 1722 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW
1723 do_subtitle_out(os, ost, ist, &subtitle,
1724 pkt->pts);
1725 break;
1726 default:
0f4e8165 1727 abort();
bde0705c
LW
1728 }
1729 } else {
1730 AVFrame avframe; //FIXME/XXX remove this
1731 AVPacket opkt;
cdf38a17
MN
1732 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1733
bde0705c
LW
1734 av_init_packet(&opkt);
1735
cc947f04 1736 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN
1737 continue;
1738
bde0705c
LW
1739 /* no reencoding needed : output the packet directly */
1740 /* force the input stream PTS */
1741
1742 avcodec_get_frame_defaults(&avframe);
1743 ost->st->codec->coded_frame= &avframe;
cc947f04 1744 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1745
72415b2a 1746 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1747 audio_size += data_size;
72415b2a 1748 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1749 video_size += data_size;
1750 ost->sync_opts++;
1751 }
1752
1753 opkt.stream_index= ost->index;
1754 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1755 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW
1756 else
1757 opkt.pts= AV_NOPTS_VALUE;
1758
d2ce2f5e 1759 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1760 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC
1761 else
1762 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1763 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1764
a03d59b7 1765 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1766 opkt.flags= pkt->flags;
1767
1768 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN
1769 if( ost->st->codec->codec_id != CODEC_ID_H264
1770 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1771 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1772 ) {
cc947f04 1773 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 1774 opkt.destruct= av_destruct_packet;
d310d56a
BC
1775 } else {
1776 opkt.data = data_buf;
1777 opkt.size = data_size;
1778 }
bde0705c 1779
8b389f15 1780 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW
1781 ost->st->codec->frame_number++;
1782 ost->frame_number++;
1783 av_free_packet(&opkt);
a700a6ae
FB
1784 }
1785 }
46847a33
MN
1786#if CONFIG_AVFILTER
1787 loop = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1788 ist->out_video_filter && avfilter_poll_frame(ist->out_video_filter->inputs[0]);
1789#endif
bde0705c 1790 }
46847a33
MN
1791
1792#if CONFIG_AVFILTER
1793 if(ist->picref)
1794 avfilter_unref_pic(ist->picref);
1795 }
1796#endif
bde0705c
LW
1797 av_free(buffer_to_free);
1798 /* XXX: allocate the subtitles in the codec ? */
1799 if (subtitle_to_free) {
1800 if (subtitle_to_free->rects != NULL) {
1801 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN
1802 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1803 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1804 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1805 }
bde0705c 1806 av_freep(&subtitle_to_free->rects);
cf7fc795 1807 }
bde0705c
LW
1808 subtitle_to_free->num_rects = 0;
1809 subtitle_to_free = NULL;
a700a6ae 1810 }
bde0705c 1811 }
a700a6ae 1812 discard_packet:
6f824977
MN
1813 if (pkt == NULL) {
1814 /* EOF handling */
115329f1 1815
6f824977
MN
1816 for(i=0;i<nb_ostreams;i++) {
1817 ost = ost_table[i];
1818 if (ost->source_index == ist_index) {
01f4895c 1819 AVCodecContext *enc= ost->st->codec;
6f824977 1820 os = output_files[ost->file_index];
115329f1 1821
72415b2a 1822 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1823 continue;
72415b2a 1824 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1825 continue;
1826
1827 if (ost->encoding_needed) {
1828 for(;;) {
1829 AVPacket pkt;
cef7cc72 1830 int fifo_bytes;
6f824977
MN
1831 av_init_packet(&pkt);
1832 pkt.stream_index= ost->index;
115329f1 1833
01f4895c 1834 switch(ost->st->codec->codec_type) {
72415b2a 1835 case AVMEDIA_TYPE_AUDIO:
41dd680d 1836 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR
1837 ret = 0;
1838 /* encode any samples remaining in fifo */
b10d7e4e 1839 if (fifo_bytes > 0) {
22c4c3e0 1840 int osize = av_get_bits_per_sample_format(enc->sample_fmt) >> 3;
cef7cc72 1841 int fs_tmp = enc->frame_size;
b10d7e4e 1842
3898eed8 1843 av_fifo_generic_read(ost->fifo, samples, fifo_bytes, NULL);
b10d7e4e
BC
1844 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1845 enc->frame_size = fifo_bytes / (osize * enc->channels);
1846 } else { /* pad */
1847 int frame_bytes = enc->frame_size*osize*enc->channels;
1848 if (samples_size < frame_bytes)
1849 av_exit(1);
1850 memset((uint8_t*)samples+fifo_bytes, 0, frame_bytes - fifo_bytes);
1851 }
1852
c573eb85 1853 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
7c8689ef
BC
1854 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1855 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1856 enc->frame_size = fs_tmp;
9e0db7d5
MN
1857 }
1858 if(ret <= 0) {
cef7cc72
JR
1859 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1860 }
528271ff
MN
1861 if (ret < 0) {
1862 fprintf(stderr, "Audio encoding failed\n");
1863 av_exit(1);
1864 }
6f824977 1865 audio_size += ret;
cc947f04 1866 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1867 break;
72415b2a 1868 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1869 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN
1870 if (ret < 0) {
1871 fprintf(stderr, "Video encoding failed\n");
1872 av_exit(1);
1873 }
6f824977
MN
1874 video_size += ret;
1875 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1876 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN
1877 if (ost->logfile && enc->stats_out) {
1878 fprintf(ost->logfile, "%s", enc->stats_out);
1879 }
1880 break;
1881 default:
1882 ret=-1;
1883 }
115329f1 1884
6f824977
MN
1885 if(ret<=0)
1886 break;
27537106 1887 pkt.data= bit_buffer;
6f824977 1888 pkt.size= ret;
e7902f20 1889 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1890 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1891 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN
1892 }
1893 }
1894 }
1895 }
1896 }
115329f1 1897
a700a6ae
FB
1898 return 0;
1899 fail_decode:
1900 return -1;
1901}
1902
6d1ba1ac
LA
1903static void print_sdp(AVFormatContext **avc, int n)
1904{
1905 char sdp[2048];
1906
1907 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1908 printf("SDP:\n%s\n", sdp);
536cd1db 1909 fflush(stdout);
6d1ba1ac 1910}
a700a6ae 1911
7a39f142
AK
1912static int copy_chapters(int infile, int outfile)
1913{
1914 AVFormatContext *is = input_files[infile];
1915 AVFormatContext *os = output_files[outfile];
1916 int i;
1917
1918 for (i = 0; i < is->nb_chapters; i++) {
1919 AVChapter *in_ch = is->chapters[i], *out_ch;
1920 AVMetadataTag *t = NULL;
1921 int64_t ts_off = av_rescale_q(start_time - input_files_ts_offset[infile],
1922 AV_TIME_BASE_Q, in_ch->time_base);
1923 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1924 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1925
1926
1927 if (in_ch->end < ts_off)
1928 continue;
1929 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1930 break;
1931
1932 out_ch = av_mallocz(sizeof(AVChapter));
1933 if (!out_ch)
1934 return AVERROR(ENOMEM);
1935
1936 out_ch->id = in_ch->id;
1937 out_ch->time_base = in_ch->time_base;
1938 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1939 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1940
1941 while ((t = av_metadata_get(in_ch->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
1942 av_metadata_set2(&out_ch->metadata, t->key, t->value, 0);
1943
1944 os->nb_chapters++;
1945 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1946 if (!os->chapters)
1947 return AVERROR(ENOMEM);
1948 os->chapters[os->nb_chapters - 1] = out_ch;
1949 }
1950 return 0;
1951}
1952
85f07f22
FB
1953/*
1954 * The following code is the main loop of the file converter
1955 */
ac61f59a 1956static int av_transcode(AVFormatContext **output_files,
685598f5
SS
1957 int nb_output_files,
1958 AVFormatContext **input_files,
1959 int nb_input_files,
1960 AVStreamMap *stream_maps, int nb_stream_maps)
85f07f22 1961{
002c95d7 1962 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1963 AVFormatContext *is, *os;
1964 AVCodecContext *codec, *icodec;
1965 AVOutputStream *ost, **ost_table = NULL;
1966 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1967 AVInputFile *file_table;
002c95d7 1968 char error[1024];
cb09b2ed 1969 int key;
6d1ba1ac 1970 int want_sdp = 1;
545465ec
MN
1971 uint8_t no_packet[MAX_FILES]={0};
1972 int no_packet_count=0;
bdc4796f 1973
90901860 1974 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1975 if (!file_table)
1976 goto fail;
115329f1 1977
85f07f22
FB
1978 /* input stream init */
1979 j = 0;
1980 for(i=0;i<nb_input_files;i++) {
1981 is = input_files[i];
1982 file_table[i].ist_index = j;
79fdaa4c 1983 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1984 j += is->nb_streams;
1985 }
1986 nb_istreams = j;
1987
1988 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1989 if (!ist_table)
bdc4796f 1990 goto fail;
115329f1 1991
85f07f22
FB
1992 for(i=0;i<nb_istreams;i++) {
1993 ist = av_mallocz(sizeof(AVInputStream));
1994 if (!ist)
1995 goto fail;
1996 ist_table[i] = ist;
1997 }
1998 j = 0;
1999 for(i=0;i<nb_input_files;i++) {
2000 is = input_files[i];
2001 for(k=0;k<is->nb_streams;k++) {
2002 ist = ist_table[j++];
2003 ist->st = is->streams[k];
2004 ist->file_index = i;
2005 ist->index = k;
2006 ist->discard = 1; /* the stream is discarded by default
2007 (changed later) */
bdfcbbed 2008
3a25ca18 2009 if (rate_emu) {
bdfcbbed 2010 ist->start = av_gettime();
bdfcbbed 2011 }
85f07f22
FB
2012 }
2013 }
2014
2015 /* output stream init */
2016 nb_ostreams = 0;
2017 for(i=0;i<nb_output_files;i++) {
2018 os = output_files[i];
8a7bde1c 2019 if (!os->nb_streams) {
fc5d0db5
SS
2020 dump_format(output_files[i], i, output_files[i]->filename, 1);
2021 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
296df4e7 2022 av_exit(1);
8a7bde1c 2023 }
85f07f22
FB
2024 nb_ostreams += os->nb_streams;
2025 }
2026 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
2027 fprintf(stderr, "Number of stream maps must match number of output streams\n");
296df4e7 2028 av_exit(1);
85f07f22
FB
2029 }
2030
bd073980
BF
2031 /* Sanity check the mapping args -- do the input files & streams exist? */
2032 for(i=0;i<nb_stream_maps;i++) {
2033 int fi = stream_maps[i].file_index;
2034 int si = stream_maps[i].stream_index;
115329f1 2035
bd073980
BF
2036 if (fi < 0 || fi > nb_input_files - 1 ||
2037 si < 0 || si > file_table[fi].nb_streams - 1) {
2038 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
296df4e7 2039 av_exit(1);
bd073980 2040 }
b4a3389e
WG
2041 fi = stream_maps[i].sync_file_index;
2042 si = stream_maps[i].sync_stream_index;
2043 if (fi < 0 || fi > nb_input_files - 1 ||
2044 si < 0 || si > file_table[fi].nb_streams - 1) {
2045 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
296df4e7 2046 av_exit(1);
b4a3389e 2047 }
bd073980 2048 }
115329f1 2049
85f07f22
FB
2050 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
2051 if (!ost_table)
2052 goto fail;
2053 for(i=0;i<nb_ostreams;i++) {
2054 ost = av_mallocz(sizeof(AVOutputStream));
2055 if (!ost)
2056 goto fail;
2057 ost_table[i] = ost;
2058 }
115329f1 2059
85f07f22
FB
2060 n = 0;
2061 for(k=0;k<nb_output_files;k++) {
2062 os = output_files[k];
de427ff4 2063 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 2064 int found;
de427ff4 2065 ost = ost_table[n];
85f07f22
FB
2066 ost->file_index = k;
2067 ost->index = i;
2068 ost->st = os->streams[i];
2069 if (nb_stream_maps > 0) {
de427ff4
SS
2070 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
2071 stream_maps[n].stream_index;
115329f1 2072
bd073980 2073 /* Sanity check that the stream types match */
01f4895c 2074 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS
2075 int i= ost->file_index;
2076 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 2077 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 2078 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 2079 ost->file_index, ost->index);
296df4e7 2080 av_exit(1);
bd073980 2081 }
115329f1 2082
85f07f22 2083 } else {
247e3954 2084 int best_nb_frames=-1;
a15bc651
NS
2085 /* get corresponding input stream index : we select the first one with the right type */
2086 found = 0;
85f07f22 2087 for(j=0;j<nb_istreams;j++) {
6d3d3b83 2088 int skip=0;
85f07f22 2089 ist = ist_table[j];
6d3d3b83
MN
2090 if(opt_programid){
2091 int pi,si;
2092 AVFormatContext *f= input_files[ ist->file_index ];
2093 skip=1;
2094 for(pi=0; pi<f->nb_programs; pi++){
2095 AVProgram *p= f->programs[pi];
2096 if(p->id == opt_programid)
2097 for(si=0; si<p->nb_stream_indexes; si++){
2098 if(f->streams[ p->stream_index[si] ] == ist->st)
2099 skip=0;
2100 }
2101 }
2102 }
2103 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
a15bc651 2104 ist->st->codec->codec_type == ost->st->codec->codec_type) {
247e3954
MN
2105 if(best_nb_frames < ist->st->codec_info_nb_frames){
2106 best_nb_frames= ist->st->codec_info_nb_frames;
2107 ost->source_index = j;
2108 found = 1;
2109 }
85f07f22
FB
2110 }
2111 }
a15bc651
NS
2112
2113 if (!found) {
2114 if(! opt_programid) {
2115 /* try again and reuse existing stream */
2116 for(j=0;j<nb_istreams;j++) {
2117 ist = ist_table[j];
6d3d3b83
MN
2118 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
2119 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS
2120 ost->source_index = j;
2121 found = 1;
2122 }
2123 }
50e143c4 2124 }
85f07f22 2125 if (!found) {
462cca10
SS
2126 int i= ost->file_index;
2127 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB
2128 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
2129 ost->file_index, ost->index);
296df4e7 2130 av_exit(1);
85f07f22
FB
2131 }
2132 }
2133 }
2134 ist = ist_table[ost->source_index];
2135 ist->discard = 0;
b4a3389e 2136 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS
2137 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
2138 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB
2139 }
2140 }
2141
85f07f22
FB
2142 /* for each output stream, we compute the right encoding parameters */
2143 for(i=0;i<nb_ostreams;i++) {
46e6fb4c 2144 AVMetadataTag *t = NULL;
85f07f22 2145 ost = ost_table[i];
365515ac 2146 os = output_files[ost->file_index];
85f07f22
FB
2147 ist = ist_table[ost->source_index];
2148
01f4895c
MN
2149 codec = ost->st->codec;
2150 icodec = ist->st->codec;
85f07f22 2151
c71591a5 2152 while ((t = av_metadata_get(ist->st->metadata, "", t, AV_METADATA_IGNORE_SUFFIX))) {
46e6fb4c 2153 av_metadata_set2(&ost->st->metadata, t->key, t->value, AV_METADATA_DONT_OVERWRITE);
c71591a5 2154 }
8e0d882b 2155
90c2295b 2156 ost->st->disposition = ist->st->disposition;
a39b76ea 2157 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 2158 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 2159
1629626f
FB
2160 if (ost->st->stream_copy) {
2161 /* if stream_copy is selected, no need to decode or encode */
2162 codec->codec_id = icodec->codec_id;
2163 codec->codec_type = icodec->codec_type;
365515ac
MN
2164
2165 if(!codec->codec_tag){
2166 if( !os->oformat->codec_tag
37ce3d6b 2167 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN
2168 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
2169 codec->codec_tag = icodec->codec_tag;
2170 }
2171
1629626f 2172 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
2173 codec->extradata= icodec->extradata;
2174 codec->extradata_size= icodec->extradata_size;
3797c74b 2175 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 2176 codec->time_base = icodec->time_base;
3797c74b
MN
2177 codec->time_base.num *= icodec->ticks_per_frame;
2178 }else
d29de719 2179 codec->time_base = ist->st->time_base;
1629626f 2180 switch(codec->codec_type) {
72415b2a 2181 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP
2182 if(audio_volume != 256) {
2183 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
2184 av_exit(1);
2185 }
13367a46 2186 codec->channel_layout = icodec->channel_layout;
1629626f
FB
2187 codec->sample_rate = icodec->sample_rate;
2188 codec->channels = icodec->channels;
0a3b0447 2189 codec->frame_size = icodec->frame_size;
c1344911 2190 codec->block_align= icodec->block_align;
4efd6f58
MN
2191 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2192 codec->block_align= 0;
bcbd328e
MN
2193 if(codec->codec_id == CODEC_ID_AC3)
2194 codec->block_align= 0;
1629626f 2195 break;
72415b2a 2196 case AVMEDIA_TYPE_VIDEO:
9df3437f 2197 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
2198 codec->width = icodec->width;
2199 codec->height = icodec->height;
ff8cc24b 2200 codec->has_b_frames = icodec->has_b_frames;
1629626f 2201 break;
72415b2a 2202 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC
2203 codec->width = icodec->width;
2204 codec->height = icodec->height;
cf7fc795 2205 break;
1629626f 2206 default:
0f4e8165 2207 abort();
1629626f
FB
2208 }
2209 } else {
2210 switch(codec->codec_type) {
72415b2a 2211 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN
2212 ost->fifo= av_fifo_alloc(1024);
2213 if(!ost->fifo)
85f07f22 2214 goto fail;
a79db0f7 2215 ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE);
2886f311
2216 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2217 icodec->request_channels = codec->channels;
85f07f22
FB
2218 ist->decoding_needed = 1;
2219 ost->encoding_needed = 1;
1629626f 2220 break;
72415b2a 2221 case AVMEDIA_TYPE_VIDEO:
761c8c92 2222 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2223 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
761c8c92
BC
2224 av_exit(1);
2225 }
c3f11d19 2226 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
c3f11d19 2227 ost->video_resample = ((codec->width != icodec->width -
0c22311b 2228 (frame_leftBand + frame_rightBand)) ||
c3f11d19 2229 (codec->height != icodec->height -
0c22311b 2230 (frame_topBand + frame_bottomBand)) ||
18a54b04 2231 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 2232 if (ost->video_crop) {
352666c1
EB
2233 ost->topBand = ost->original_topBand = frame_topBand;
2234 ost->bottomBand = ost->original_bottomBand = frame_bottomBand;
2235 ost->leftBand = ost->original_leftBand = frame_leftBand;
2236 ost->rightBand = ost->original_rightBand = frame_rightBand;
c3f11d19 2237 }
c3f11d19 2238 if (ost->video_resample) {
2de28abb 2239 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC
2240 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2241 codec->width, codec->height)) {
eddc482d 2242 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
296df4e7 2243 av_exit(1);
eddc482d 2244 }
9de8e6ac 2245 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA
2246 ost->img_resample_ctx = sws_getContext(
2247 icodec->width - (frame_leftBand + frame_rightBand),
2248 icodec->height - (frame_topBand + frame_bottomBand),
2249 icodec->pix_fmt,
0c22311b
MN
2250 codec->width,
2251 codec->height,
18a54b04
LA
2252 codec->pix_fmt,
2253 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
2254 if (ost->img_resample_ctx == NULL) {
2255 fprintf(stderr, "Cannot get resampling context\n");
296df4e7 2256 av_exit(1);
0b50ac8a 2257 }
352666c1 2258
46847a33 2259#if !CONFIG_AVFILTER
352666c1
EB
2260 ost->original_height = icodec->height;
2261 ost->original_width = icodec->width;
46847a33 2262#endif
a39b76ea 2263 codec->bits_per_raw_sample= 0;
85f07f22 2264 }
b83ccbff
MN
2265 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
2266 ost->resample_width = icodec->width - (frame_leftBand + frame_rightBand);
2267 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB
2268 ost->encoding_needed = 1;
2269 ist->decoding_needed = 1;
46847a33
MN
2270
2271#if CONFIG_AVFILTER
2272 if (configure_filters(ist, ost)) {
2273 fprintf(stderr, "Error opening filters!\n");
2274 exit(1);
2275 }
2276#endif
1629626f 2277 break;
72415b2a 2278 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB
2279 ost->encoding_needed = 1;
2280 ist->decoding_needed = 1;
2281 break;
1629626f 2282 default:
0f4e8165 2283 abort();
cf7fc795 2284 break;
85f07f22 2285 }
1629626f 2286 /* two pass mode */
115329f1 2287 if (ost->encoding_needed &&
1629626f
FB
2288 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2289 char logfilename[1024];
2290 FILE *f;
115329f1
DB
2291
2292 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS
2293 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2294 i);
1629626f
FB
2295 if (codec->flags & CODEC_FLAG_PASS1) {
2296 f = fopen(logfilename, "w");
2297 if (!f) {
42d1d06e 2298 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
296df4e7 2299 av_exit(1);
1629626f
FB
2300 }
2301 ost->logfile = f;
2302 } else {
458b062d
SS
2303 char *logbuffer;
2304 size_t logbuffer_size;
2305 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2306 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
296df4e7 2307 av_exit(1);
1629626f 2308 }
1629626f 2309 codec->stats_in = logbuffer;
5abdb4b1 2310 }
5abdb4b1
FB
2311 }
2312 }
72415b2a 2313 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2314 int size= codec->width * codec->height;
c027e91a 2315 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2316 }
85f07f22
FB
2317 }
2318
8a6cb114
MN
2319 if (!bit_buffer)
2320 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2321 if (!bit_buffer) {
50f3fabc
MR
2322 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2323 bit_buffer_size);
002c95d7 2324 ret = AVERROR(ENOMEM);
8a6cb114 2325 goto fail;
1629626f
FB
2326 }
2327
85f07f22
FB
2328 /* open each encoder */
2329 for(i=0;i<nb_ostreams;i++) {
2330 ost = ost_table[i];
2331 if (ost->encoding_needed) {
6488cf9b
AJ
2332 AVCodec *codec = output_codecs[i];
2333 if (!codec)
fd2b356a 2334 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2335 if (!codec) {
f356fc57
BC
2336 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2337 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC
2338 ret = AVERROR(EINVAL);
2339 goto dump_format;
85f07f22 2340 }
01f4895c 2341 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2342 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 2343 ost->file_index, ost->index);
002c95d7
BC
2344 ret = AVERROR(EINVAL);
2345 goto dump_format;
85f07f22 2346 }
01f4895c 2347 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
2348 }
2349 }
2350
2351 /* open each decoder */
2352 for(i=0;i<nb_istreams;i++) {
2353 ist = ist_table[i];
2354 if (ist->decoding_needed) {
6488cf9b
AJ
2355 AVCodec *codec = input_codecs[i];
2356 if (!codec)
fd2b356a 2357 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2358 if (!codec) {
f356fc57 2359 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2360 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC
2361 ret = AVERROR(EINVAL);
2362 goto dump_format;
85f07f22 2363 }
01f4895c 2364 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2365 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2366 ist->file_index, ist->index);
002c95d7
BC
2367 ret = AVERROR(EINVAL);
2368 goto dump_format;
85f07f22 2369 }
72415b2a 2370 //if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
01f4895c 2371 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
2372 }
2373 }
2374
2375 /* init pts */
2376 for(i=0;i<nb_istreams;i++) {
b8c93c48 2377 AVStream *st;
85f07f22 2378 ist = ist_table[i];
b8c93c48
MN
2379 st= ist->st;
2380 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2381 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 2382 ist->is_start = 1;
85f07f22 2383 }
c5e1e982 2384
0a38bafd
PB
2385 /* set meta data information from input file if required */
2386 for (i=0;i<nb_meta_data_maps;i++) {
2387 AVFormatContext *out_file;
2388 AVFormatContext *in_file;
a5926d85 2389 AVMetadataTag *mtag;
0a38bafd
PB
2390
2391 int out_file_index = meta_data_maps[i].out_file;
2392 int in_file_index = meta_data_maps[i].in_file;
9d58e0a9 2393 if (out_file_index < 0 || out_file_index >= nb_output_files) {
002c95d7
BC
2394 snprintf(error, sizeof(error), "Invalid output file index %d map_meta_data(%d,%d)",
2395 out_file_index, out_file_index, in_file_index);
8fa36ae0 2396 ret = AVERROR(EINVAL);
002c95d7 2397 goto dump_format;
0a38bafd 2398 }
9d58e0a9 2399 if (in_file_index < 0 || in_file_index >= nb_input_files) {
002c95d7
BC
2400 snprintf(error, sizeof(error), "Invalid input file index %d map_meta_data(%d,%d)",
2401 in_file_index, out_file_index, in_file_index);
8fa36ae0 2402 ret = AVERROR(EINVAL);
002c95d7 2403 goto dump_format;
115329f1
DB
2404 }
2405
0a38bafd
PB
2406 out_file = output_files[out_file_index];
2407 in_file = input_files[in_file_index];
2408
a5926d85
AJ
2409
2410 mtag=NULL;
2411 while((mtag=av_metadata_get(in_file->metadata, "", mtag, AV_METADATA_IGNORE_SUFFIX)))
1a6498d7 2412 av_metadata_set2(&out_file->metadata, mtag->key, mtag->value, AV_METADATA_DONT_OVERWRITE);
a5926d85
AJ
2413 av_metadata_conv(out_file, out_file->oformat->metadata_conv,
2414 in_file->iformat->metadata_conv);
0a38bafd 2415 }
115329f1 2416
7a39f142
AK
2417 /* copy chapters from the first input file that has them*/
2418 for (i = 0; i < nb_input_files; i++) {
2419 if (!input_files[i]->nb_chapters)
2420 continue;
2421
2422 for (j = 0; j < nb_output_files; j++)
2423 if ((ret = copy_chapters(i, j)) < 0)
2424 goto dump_format;
2425 }
2426
85f07f22
FB
2427 /* open files and write file headers */
2428 for(i=0;i<nb_output_files;i++) {
2429 os = output_files[i];
79fdaa4c 2430 if (av_write_header(os) < 0) {
002c95d7 2431 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2432 ret = AVERROR(EINVAL);
002c95d7 2433 goto dump_format;
a38469e1 2434 }
6d1ba1ac
LA
2435 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2436 want_sdp = 0;
2437 }
2438 }
002c95d7
BC
2439
2440 dump_format:
2441 /* dump the file output parameters - cannot be done before in case
2442 of stream copy */
2443 for(i=0;i<nb_output_files;i++) {
2444 dump_format(output_files[i], i, output_files[i]->filename, 1);
2445 }
2446
2447 /* dump the stream mapping */
2448 if (verbose >= 0) {
2449 fprintf(stderr, "Stream mapping:\n");
2450 for(i=0;i<nb_ostreams;i++) {
2451 ost = ost_table[i];
2452 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2453 ist_table[ost->source_index]->file_index,
2454 ist_table[ost->source_index]->index,
2455 ost->file_index,
2456 ost->index);
2457 if (ost->sync_ist != ist_table[ost->source_index])
2458 fprintf(stderr, " [sync #%d.%d]",
2459 ost->sync_ist->file_index,
2460 ost->sync_ist->index);
2461 fprintf(stderr, "\n");
2462 }
2463 }
2464
2465 if (ret) {
2466 fprintf(stderr, "%s\n", error);
2467 goto fail;
2468 }
2469
6d1ba1ac
LA
2470 if (want_sdp) {
2471 print_sdp(output_files, nb_output_files);
85f07f22
FB
2472 }
2473
9d58e0a9 2474 if (!using_stdin && verbose >= 0) {
d9a916e2 2475 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
2476 url_set_interrupt_cb(decode_interrupt_cb);
2477 }
a38469e1
FB
2478 term_init();
2479
7fc98937 2480 timer_start = av_gettime();
51bd4565 2481
d9a916e2 2482 for(; received_sigterm == 0;) {
85f07f22
FB
2483 int file_index, ist_index;
2484 AVPacket pkt;
a9aeda81
PB
2485 double ipts_min;
2486 double opts_min;
23ffe323 2487
85f07f22 2488 redo:
a9aeda81
PB
2489 ipts_min= 1e100;
2490 opts_min= 1e100;
a38469e1 2491 /* if 'q' pressed, exits */
d9a916e2 2492 if (!using_stdin) {
b51469a0
LS
2493 if (q_pressed)
2494 break;
cb09b2ed
PG
2495 /* read_key() returns 0 on EOF */
2496 key = read_key();
2497 if (key == 'q')
2498 break;
2499 }
a38469e1 2500
ec5517d5
FB
2501 /* select the stream that we must read now by looking at the
2502 smallest output pts */
85f07f22 2503 file_index = -1;
ec5517d5 2504 for(i=0;i<nb_ostreams;i++) {
23ffe323 2505 double ipts, opts;
ec5517d5
FB
2506 ost = ost_table[i];
2507 os = output_files[ost->file_index];
2508 ist = ist_table[ost->source_index];
55a7e946 2509 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2510 continue;
c0df9d75 2511 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
2512 ipts = (double)ist->pts;
2513 if (!file_table[ist->file_index].eof_reached){
2514 if(ipts < ipts_min) {
2515 ipts_min = ipts;
2516 if(input_sync ) file_index = ist->file_index;
2517 }
2518 if(opts < opts_min) {
2519 opts_min = opts;
2520 if(!input_sync) file_index = ist->file_index;
2521 }
85f07f22 2522 }
01f4895c 2523 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
2524 file_index= -1;
2525 break;
2526 }
85f07f22
FB
2527 }
2528 /* if none, if is finished */
51bd4565 2529 if (file_index < 0) {
545465ec
MN
2530 if(no_packet_count){
2531 no_packet_count=0;
2532 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2533 usleep(10000);
545465ec
MN
2534 continue;
2535 }
85f07f22 2536 break;
ec5517d5
FB
2537 }
2538
b6e16b86 2539 /* finish if limit size exhausted */
899681cd 2540 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C
2541 break;
2542
254abc2e 2543 /* read a frame from it and output it in the fifo */
85f07f22 2544 is = input_files[file_index];
ad51c68c 2545 ret= av_read_frame(is, &pkt);
b9edbe99 2546 if(ret == AVERROR(EAGAIN)){
545465ec
MN
2547 no_packet[file_index]=1;
2548 no_packet_count++;
ad51c68c 2549 continue;
545465ec 2550 }
ad51c68c 2551 if (ret < 0) {
85f07f22 2552 file_table[file_index].eof_reached = 1;
d24ce947
AB
2553 if (opt_shortest)
2554 break;
2555 else
2556 continue;
85f07f22 2557 }
303e50e6 2558
545465ec
MN
2559 no_packet_count=0;
2560 memset(no_packet, 0, sizeof(no_packet));
2561
254abc2e 2562 if (do_pkt_dump) {
750f0e1f 2563 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2564 }
79fdaa4c
FB
2565 /* the following test is needed in case new streams appear
2566 dynamically in stream : we ignore them */
2567 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2568 goto discard_packet;
85f07f22
FB
2569 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2570 ist = ist_table[ist_index];
bf5af568
FB
2571 if (ist->discard)
2572 goto discard_packet;
85f07f22 2573
fec401f7
MN
2574 if (pkt.dts != AV_NOPTS_VALUE)
2575 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2576 if (pkt.pts != AV_NOPTS_VALUE)
2577 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2578
8833f375
MN
2579 if(input_files_ts_scale[file_index][pkt.stream_index]){
2580 if(pkt.pts != AV_NOPTS_VALUE)
2581 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2582 if(pkt.dts != AV_NOPTS_VALUE)
2583 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2584 }
2585
949b1a13 2586// 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
2587 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2588 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN
2589 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2590 int64_t delta= pkt_dts - ist->next_pts;
2591 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
2592 input_files_ts_offset[ist->file_index]-= delta;
2593 if (verbose > 2)
4733abcb 2594 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
2595 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2596 if(pkt.pts != AV_NOPTS_VALUE)
2597 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
2598 }
2599 }
2600
f8ccf720 2601 /* finish if recording time exhausted */
6abda15f
FC
2602 if (recording_time != INT64_MAX &&
2603 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2604 ist->is_past_recording_time = 1;
f8ccf720 2605 goto discard_packet;
55a7e946 2606 }
f8ccf720 2607
8831db5c 2608 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2609 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2610
2611 if (verbose >= 0)
2612 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2613 ist->file_index, ist->index);
f2abc559
BC
2614 if (exit_on_error)
2615 av_exit(1);
a700a6ae
FB
2616 av_free_packet(&pkt);
2617 goto redo;
fe08925f 2618 }
cf7fc795 2619
bf5af568 2620 discard_packet:
85f07f22 2621 av_free_packet(&pkt);
115329f1 2622
ec5517d5
FB
2623 /* dump report by using the output first video and audio streams */
2624 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2625 }
a700a6ae
FB
2626
2627 /* at the end of stream, we must flush the decoder buffers */
2628 for(i=0;i<nb_istreams;i++) {
2629 ist = ist_table[i];
2630 if (ist->decoding_needed) {
2631 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2632 }
2633 }
2634
a38469e1 2635 term_exit();
85f07f22 2636
c4e37247
MN
2637 /* write the trailer if needed and close file */
2638 for(i=0;i<nb_output_files;i++) {
2639 os = output_files[i];
2640 av_write_trailer(os);
2641 }
2642
37f5cd5a
MN
2643 /* dump report by using the first video and audio streams */
2644 print_report(output_files, ost_table, nb_ostreams, 1);
2645
85f07f22
FB
2646 /* close each encoder */
2647 for(i=0;i<nb_ostreams;i++) {
2648 ost = ost_table[i];
2649 if (ost->encoding_needed) {
01f4895c
MN
2650 av_freep(&ost->st->codec->stats_in);
2651 avcodec_close(ost->st->codec);
85f07f22
FB
2652 }
2653 }
115329f1 2654
85f07f22
FB
2655 /* close each decoder */
2656 for(i=0;i<nb_istreams;i++) {
2657 ist = ist_table[i];
2658 if (ist->decoding_needed) {
01f4895c 2659 avcodec_close(ist->st->codec);
85f07f22
FB
2660 }
2661 }
46847a33 2662#if CONFIG_AVFILTER
aa1249b8
BC
2663 if (graph) {
2664 avfilter_graph_destroy(graph);
2665 av_freep(&graph);
46847a33
MN
2666 }
2667#endif
85f07f22 2668
85f07f22 2669 /* finished ! */
00b7fbdc 2670 ret = 0;
115329f1 2671
002c95d7 2672 fail:
83b07470 2673 av_freep(&bit_buffer);
0f1578af 2674 av_free(file_table);
bdc4796f 2675
85f07f22
FB
2676 if (ist_table) {
2677 for(i=0;i<nb_istreams;i++) {
2678 ist = ist_table[i];
0f1578af 2679 av_free(ist);
85f07f22 2680 }
0f1578af 2681 av_free(ist_table);
85f07f22
FB
2682 }
2683 if (ost_table) {
2684 for(i=0;i<nb_ostreams;i++) {
2685 ost = ost_table[i];
2686 if (ost) {
5abdb4b1
FB
2687 if (ost->logfile) {
2688 fclose(ost->logfile);
2689 ost->logfile = NULL;
2690 }
41dd680d 2691 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2692 initialized but set to zero */
0f1578af 2693 av_free(ost->pict_tmp.data[0]);
85f07f22 2694 if (ost->video_resample)
18a54b04 2695 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2696 if (ost->resample)
85f07f22 2697 audio_resample_close(ost->resample);
a79db0f7
PR
2698 if (ost->reformat_ctx)
2699 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2700 av_free(ost);
85f07f22
FB
2701 }
2702 }
0f1578af 2703 av_free(ost_table);
85f07f22
FB
2704 }
2705 return ret;
85f07f22
FB
2706}
2707
b29f97d1 2708static void opt_format(const char *arg)
85f07f22 2709{
817b23ff
FB
2710 /* compatibility stuff for pgmyuv */
2711 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2712 pgmyuv_compatibility_hack=1;
9286699a 2713// opt_image_format(arg);
5b6d5596 2714 arg = "image2";
17ceb4f9 2715 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB
2716 }
2717
a5abfd8f 2718 last_asked_format = arg;
85f07f22
FB
2719}
2720
464a631c 2721static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2722{
2723 video_rc_override_string = arg;
2724}
2725
c48da33c 2726static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2727{
c48da33c
SS
2728 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2729 return 0;
f4f3223f
MN
2730}
2731
c48da33c 2732static int opt_verbose(const char *opt, const char *arg)
f068206e 2733{
46eab093 2734 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2735 return 0;
f068206e
BE
2736}
2737
2fc3866d 2738static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2739{
b33ece16 2740 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2fc3866d 2741 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
296df4e7 2742 av_exit(1);
445f1b83 2743 }
2fc3866d 2744 return 0;
85f07f22
FB
2745}
2746
ebde2a2c 2747static int opt_bitrate(const char *opt, const char *arg)
1b1656c6 2748{
72415b2a 2749 int codec_type = opt[0]=='a' ? AVMEDIA_TYPE_AUDIO : AVMEDIA_TYPE_VIDEO;
1b1656c6
RP
2750
2751 opt_default(opt, arg);
2752
636f1c4c 2753 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2754 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2755
2756 return 0;
1b1656c6
RP
2757}
2758
b29f97d1 2759static void opt_frame_crop_top(const char *arg)
ab6d194a 2760{
115329f1 2761 frame_topBand = atoi(arg);
ab6d194a
MN
2762 if (frame_topBand < 0) {
2763 fprintf(stderr, "Incorrect top crop size\n");
296df4e7 2764 av_exit(1);
ab6d194a 2765 }
ab6d194a 2766 if ((frame_topBand) >= frame_height){
bb270c08 2767 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2768 av_exit(1);
ab6d194a
MN
2769 }
2770 frame_height -= frame_topBand;
2771}
2772
b29f97d1 2773static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2774{
2775 frame_bottomBand = atoi(arg);
2776 if (frame_bottomBand < 0) {
2777 fprintf(stderr, "Incorrect bottom crop size\n");
296df4e7 2778 av_exit(1);
ab6d194a 2779 }
ab6d194a 2780 if ((frame_bottomBand) >= frame_height){
bb270c08 2781 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2782 av_exit(1);
ab6d194a
MN
2783 }
2784 frame_height -= frame_bottomBand;
2785}
2786
b29f97d1 2787static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2788{
2789 frame_leftBand = atoi(arg);
2790 if (frame_leftBand < 0) {
2791 fprintf(stderr, "Incorrect left crop size\n");
296df4e7 2792 av_exit(1);
ab6d194a 2793 }
ab6d194a 2794 if ((frame_leftBand) >= frame_width){
bb270c08 2795 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2796 av_exit(1);
ab6d194a
MN
2797 }
2798 frame_width -= frame_leftBand;
2799}
2800
b29f97d1 2801static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2802{
2803 frame_rightBand = atoi(arg);
2804 if (frame_rightBand < 0) {
2805 fprintf(stderr, "Incorrect right crop size\n");
296df4e7 2806 av_exit(1);
ab6d194a 2807 }
ab6d194a 2808 if ((frame_rightBand) >= frame_width){
bb270c08 2809 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2810 av_exit(1);
ab6d194a
MN
2811 }
2812 frame_width -= frame_rightBand;
2813}
2814
b29f97d1 2815static void opt_frame_size(const char *arg)
85f07f22 2816{
b33ece16 2817 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2818 fprintf(stderr, "Incorrect frame size\n");
296df4e7 2819 av_exit(1);
85f07f22 2820 }
85f07f22
FB
2821}
2822
0c22311b
MN
2823static void opt_pad(const char *arg) {
2824 fprintf(stderr, "Please use vfilters=pad\n");
2825 av_exit(1);
1ff93ffc
TK
2826}
2827
63167088
RS
2828static void opt_frame_pix_fmt(const char *arg)
2829{
90da2b50 2830 if (strcmp(arg, "list")) {
718c7b18 2831 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS
2832 if (frame_pix_fmt == PIX_FMT_NONE) {
2833 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2834 av_exit(1);
2835 }
2836 } else {
cedac882 2837 show_pix_fmts();
296df4e7 2838 av_exit(0);
c3b95b1d 2839 }
63167088
RS
2840}
2841
5fe03e38
RS
2842static void opt_frame_aspect_ratio(const char *arg)
2843{
2844 int x = 0, y = 0;
2845 double ar = 0;
2846 const char *p;
815f98cc 2847 char *end;
115329f1 2848
5fe03e38
RS
2849 p = strchr(arg, ':');
2850 if (p) {
815f98cc
AJ
2851 x = strtol(arg, &end, 10);
2852 if (end == p)
2853 y = strtol(end+1, &end, 10);
bb270c08
DB
2854 if (x > 0 && y > 0)
2855 ar = (double)x / (double)y;
5fe03e38 2856 } else
815f98cc 2857 ar = strtod(arg, NULL);
5fe03e38
RS
2858
2859 if (!ar) {
2860 fprintf(stderr, "Incorrect aspect ratio specification.\n");
296df4e7 2861 av_exit(1);
5fe03e38
RS
2862 }
2863 frame_aspect_ratio = ar;
2864}
2865
a5926d85
AJ
2866static int opt_metadata(const char *opt, const char *arg)
2867{
2868 char *mid= strchr(arg, '=');
2869
2870 if(!mid){
2871 fprintf(stderr, "Missing =\n");
2872 av_exit(1);
2873 }
2874 *mid++= 0;
2875
2876 metadata_count++;
2877 metadata= av_realloc(metadata, sizeof(*metadata)*metadata_count);
2878 metadata[metadata_count-1].key = av_strdup(arg);
2879 metadata[metadata_count-1].value= av_strdup(mid);
2880
2881 return 0;
2882}
2883
b29f97d1 2884static void opt_qscale(const char *arg)
85f07f22 2885{
158c7f05 2886 video_qscale = atof(arg);
4e64bead 2887 if (video_qscale <= 0 ||
158c7f05 2888 video_qscale > 255) {
4e64bead 2889 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
296df4e7 2890 av_exit(1);
85f07f22
FB
2891 }
2892}
2893
bb198e19
MN
2894static void opt_top_field_first(const char *arg)
2895{
2896 top_field_first= atoi(arg);
2897}
2898
d18811bb 2899static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2900{
d18811bb 2901 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2902#if !HAVE_THREADS
d8019eb5
AD
2903 if (verbose >= 0)
2904 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2905#endif
d18811bb 2906 return 0;
9c3d33d6
MN
2907}
2908
ce1ee094
PR
2909static void opt_audio_sample_fmt(const char *arg)
2910{
2911 if (strcmp(arg, "list"))
2912 audio_sample_fmt = avcodec_get_sample_fmt(arg);
2913 else {
2914 list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
2915 av_exit(0);
2916 }
2917}
2918
c48da33c 2919static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2920{
c48da33c
SS
2921 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2922 return 0;
85f07f22
FB
2923}
2924
c48da33c 2925static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2926{
c48da33c
SS
2927 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2928 return 0;
85f07f22
FB
2929}
2930
b29f97d1 2931static void opt_video_channel(const char *arg)
a5df11ab
FB
2932{
2933 video_channel = strtol(arg, NULL, 0);
2934}
2935
e3ee3283
AB
2936static void opt_video_standard(const char *arg)
2937{
2938 video_standard = av_strdup(arg);
2939}
2940
4a897224 2941static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2942 int codec_type, const char *arg)
85f07f22 2943{
4a897224 2944 av_freep(pcodec_name);
1629626f 2945 if (!strcmp(arg, "copy")) {
cf7fc795 2946 *pstream_copy = 1;
85f07f22 2947 } else {
4a897224 2948 *pcodec_name = av_strdup(arg);
85f07f22
FB
2949 }
2950}
2951
cf7fc795
FB
2952static void opt_audio_codec(const char *arg)
2953{
72415b2a 2954 opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB
2955}
2956
b2a2197e
MN
2957static void opt_audio_tag(const char *arg)
2958{
2959 char *tail;
2960 audio_codec_tag= strtol(arg, &tail, 0);
2961
2962 if(!tail || *tail)
2963 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2964}
2965
2966static void opt_video_tag(const char *arg)
2967{
2968 char *tail;
2969 video_codec_tag= strtol(arg, &tail, 0);
2970
2971 if(!tail || *tail)
2972 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2973}
2974
b29f97d1 2975static void opt_video_codec(const char *arg)
85f07f22 2976{
72415b2a 2977 opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2978}
85f07f22 2979
cf7fc795
FB
2980static void opt_subtitle_codec(const char *arg)
2981{
72415b2a 2982 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB
2983}
2984
27ad7d3a
BC
2985static void opt_subtitle_tag(const char *arg)
2986{
2987 char *tail;
2988 subtitle_codec_tag= strtol(arg, &tail, 0);
2989
2990 if(!tail || *tail)
2991 subtitle_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2992}
2993
b29f97d1 2994static void opt_map(const char *arg)
85f07f22
FB
2995{
2996 AVStreamMap *m;
815f98cc 2997 char *p;
85f07f22 2998
85f07f22
FB
2999 m = &stream_maps[nb_stream_maps++];
3000
815f98cc 3001 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
3002 if (*p)
3003 p++;
a5dc85ef 3004
815f98cc 3005 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
3006 if (*p) {
3007 p++;
815f98cc 3008 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
3009 if (*p)
3010 p++;
815f98cc 3011 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
3012 } else {
3013 m->sync_file_index = m->file_index;
3014 m->sync_stream_index = m->stream_index;
3015 }
85f07f22
FB
3016}
3017
0a38bafd
PB
3018static void opt_map_meta_data(const char *arg)
3019{
3020 AVMetaDataMap *m;
815f98cc 3021 char *p;
115329f1 3022
0a38bafd
PB
3023 m = &meta_data_maps[nb_meta_data_maps++];
3024
815f98cc 3025 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB
3026 if (*p)
3027 p++;
3028
815f98cc 3029 m->in_file = strtol(p, &p, 0);
0a38bafd
PB
3030}
3031
8833f375
MN
3032static void opt_input_ts_scale(const char *arg)
3033{
3034 unsigned int stream;
3035 double scale;
3036 char *p;
3037
3038 stream = strtol(arg, &p, 0);
3039 if (*p)
3040 p++;
3041 scale= strtod(p, &p);
3042
3043 if(stream >= MAX_STREAMS)
3044 av_exit(1);
3045
3046 input_files_ts_scale[nb_input_files][stream]= scale;
3047}
3048
b19221c8 3049static int opt_recording_time(const char *opt, const char *arg)
85f07f22 3050{
b19221c8
SS
3051 recording_time = parse_time_or_die(opt, arg, 1);
3052 return 0;
85f07f22
FB
3053}
3054
b19221c8 3055static int opt_start_time(const char *opt, const char *arg)
8831db5c 3056{
b19221c8
SS
3057 start_time = parse_time_or_die(opt, arg, 1);
3058 return 0;
8831db5c
MN
3059}
3060
b19221c8 3061static int opt_rec_timestamp(const char *opt, const char *arg)
4568325a 3062{
b19221c8
SS
3063 rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
3064 return 0;
4568325a
RS
3065}
3066
b19221c8 3067static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 3068{
b19221c8
SS
3069 input_ts_offset = parse_time_or_die(opt, arg, 1);
3070 return 0;
a6a92a9a
WG
3071}
3072
4a897224
NG
3073static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
3074{
f73008d8 3075 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
3076 AVCodec *codec;
3077
3078 if(!name)
3079 return CODEC_ID_NONE;
3080 codec = encoder ?
3081 avcodec_find_encoder_by_name(name) :
3082 avcodec_find_decoder_by_name(name);
3083 if(!codec) {
49a06a4d 3084 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
296df4e7 3085 av_exit(1);
4a897224
NG
3086 }
3087 if(codec->type != type) {
49a06a4d 3088 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
296df4e7 3089 av_exit(1);
4a897224
NG
3090 }
3091 return codec->id;
3092}
3093
b29f97d1 3094static void opt_input_file(const char *filename)
85f07f22
FB
3095{
3096 AVFormatContext *ic;
3097 AVFormatParameters params, *ap = &params;
a5abfd8f 3098 AVInputFormat *file_iformat = NULL;
14bea432 3099 int err, i, ret, rfps, rfps_base;
bd1b79a1 3100 int64_t timestamp;
85f07f22 3101
a5abfd8f 3102 if (last_asked_format) {
8c8bf9ec
SS
3103 if (!(file_iformat = av_find_input_format(last_asked_format))) {
3104 fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format);
3105 av_exit(1);
3106 }
a5abfd8f
EB
3107 last_asked_format = NULL;
3108 }
3109
b242baa4
FB
3110 if (!strcmp(filename, "-"))
3111 filename = "pipe:";
3112
115329f1 3113 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 3114 !strcmp(filename, "/dev/stdin");
d9a916e2 3115
85f07f22 3116 /* get default parameters from command line */
8e2fd8e1 3117 ic = avformat_alloc_context();
7ef61879
RP
3118 if (!ic) {
3119 print_error(filename, AVERROR(ENOMEM));
3120 av_exit(1);
3121 }
4eb72c6b 3122
79fdaa4c 3123 memset(ap, 0, sizeof(*ap));
4eb72c6b 3124 ap->prealloced_context = 1;
79fdaa4c
FB
3125 ap->sample_rate = audio_sample_rate;
3126 ap->channels = audio_channels;
b33ece16
SS
3127 ap->time_base.den = frame_rate.num;
3128 ap->time_base.num = frame_rate.den;
0c22311b
MN
3129 ap->width = frame_width;
3130 ap->height = frame_height;
63167088 3131 ap->pix_fmt = frame_pix_fmt;
a79db0f7 3132 // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
2639c651
RS
3133 ap->channel = video_channel;
3134 ap->standard = video_standard;
79fdaa4c 3135
3022cd10 3136 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
62600469 3137
72415b2a
SS
3138 ic->video_codec_id = find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0);
3139 ic->audio_codec_id = find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0);
3140 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0);
1ad1eaad 3141 ic->flags |= AVFMT_FLAG_NONBLOCK;
62600469 3142
ecc544de
JM
3143 if(pgmyuv_compatibility_hack)
3144 ic->video_codec_id= CODEC_ID_PGMYUV;
3145
79fdaa4c
FB
3146 /* open the input file with generic libav function */
3147 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 3148 if (err < 0) {
79fdaa4c 3149 print_error(filename, err);
296df4e7 3150 av_exit(1);
85f07f22 3151 }
50e143c4 3152 if(opt_programid) {
6d3d3b83
MN
3153 int i, j;
3154 int found=0;
3155 for(i=0; i<ic->nb_streams; i++){
3156 ic->streams[i]->discard= AVDISCARD_ALL;
3157 }
3158 for(i=0; i<ic->nb_programs; i++){
3159 AVProgram *p= ic->programs[i];
3160 if(p->id != opt_programid){
3161 p->discard = AVDISCARD_ALL;
3162 }else{
3163 found=1;
3164 for(j=0; j<p->nb_stream_indexes; j++){
18590be6 3165 ic->streams[p->stream_index[j]]->discard= AVDISCARD_DEFAULT;
6d3d3b83
MN
3166 }
3167 }
3168 }
3169 if(!found){
3170 fprintf(stderr, "Specified program id not found\n");
3171 av_exit(1);
3172 }
3173 opt_programid=0;
50e143c4 3174 }
30bc6613 3175
5894e1bb
VP
3176 ic->loop_input = loop_input;
3177
79fdaa4c
FB
3178 /* If not enough info to get the stream parameters, we decode the
3179 first frames to get it. (used in mpeg case for example) */
3180 ret = av_find_stream_info(ic);
d8019eb5 3181 if (ret < 0 && verbose >= 0) {
85f07f22 3182 fprintf(stderr, "%s: could not find codec parameters\n", filename);
296df4e7 3183 av_exit(1);
85f07f22
FB
3184 }
3185
bd1b79a1
MN
3186 timestamp = start_time;
3187 /* add the stream start time */
3188 if (ic->start_time != AV_NOPTS_VALUE)
3189 timestamp += ic->start_time;
3190
254abc2e
FB
3191 /* if seeking requested, we execute it */
3192 if (start_time != 0) {
3ba1438d 3193 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 3194 if (ret < 0) {
115329f1 3195 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB
3196 filename, (double)timestamp / AV_TIME_BASE);
3197 }
3198 /* reset seek info */
3199 start_time = 0;
3200 }
3201
85f07f22
FB
3202 /* update the current parameters so that they match the one of the input stream */
3203 for(i=0;i<ic->nb_streams;i++) {