unused define
[libav.git] / ffmpeg.c
CommitLineData
85f07f22
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1/*
2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
bf5af568
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5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
85f07f22 9 *
bf5af568 10 * This library is distributed in the hope that it will be useful,
85f07f22 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bf5af568
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
85f07f22 14 *
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15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
85f07f22 18 */
daf8e955 19#define HAVE_AV_CONFIG_H
22f7a060 20#include <limits.h>
daf8e955 21#include "avformat.h"
10d104e4 22#include "framehook.h"
1ac31760 23#include "dsputil.h"
daf8e955 24
bdc4796f 25#ifndef CONFIG_WIN32
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26#include <unistd.h>
27#include <fcntl.h>
28#include <sys/ioctl.h>
85f07f22 29#include <sys/time.h>
85f07f22 30#include <termios.h>
5727b222 31#include <sys/resource.h>
9680a722 32#include <signal.h>
bdc4796f 33#endif
f3ec2d46
SG
34#ifdef CONFIG_OS2
35#include <sys/types.h>
36#include <sys/select.h>
37#include <stdlib.h>
38#endif
64c020a8 39#undef time //needed because HAVE_AV_CONFIG_H is defined on top
bf5af568 40#include <time.h>
85f07f22 41
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42#include "cmdutils.h"
43
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44#undef NDEBUG
45#include <assert.h>
46
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47#if !defined(INFINITY) && defined(HUGE_VAL)
48#define INFINITY HUGE_VAL
49#endif
85f07f22 50
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51/* select an input stream for an output stream */
52typedef struct AVStreamMap {
53 int file_index;
54 int stream_index;
55} AVStreamMap;
56
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PB
57/** select an input file for an output file */
58typedef struct AVMetaDataMap {
59 int out_file;
60 int in_file;
61} AVMetaDataMap;
62
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63extern const OptionDef options[];
64
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65static void show_help(void);
66static void show_license(void);
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67
68#define MAX_FILES 20
69
70static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 71static int64_t input_files_ts_offset[MAX_FILES];
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72static int nb_input_files = 0;
73
74static AVFormatContext *output_files[MAX_FILES];
75static int nb_output_files = 0;
76
77static AVStreamMap stream_maps[MAX_FILES];
78static int nb_stream_maps;
79
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80static AVMetaDataMap meta_data_maps[MAX_FILES];
81static int nb_meta_data_maps;
82
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83static AVInputFormat *file_iformat;
84static AVOutputFormat *file_oformat;
817b23ff 85static AVImageFormat *image_format;
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86static int frame_width = 0;
87static int frame_height = 0;
880e8ba7 88static float frame_aspect_ratio = 0;
644a9262 89static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
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TK
90static int frame_padtop = 0;
91static int frame_padbottom = 0;
92static int frame_padleft = 0;
93static int frame_padright = 0;
94static int padcolor[3] = {16,128,128}; /* default to black */
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MN
95static int frame_topBand = 0;
96static int frame_bottomBand = 0;
97static int frame_leftBand = 0;
98static int frame_rightBand = 0;
7ca60994 99static int max_frames[3] = {INT_MAX, INT_MAX, INT_MAX};
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100static int frame_rate = 25;
101static int frame_rate_base = 1;
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102static int video_bit_rate = 200*1000;
103static int video_bit_rate_tolerance = 4000*1000;
158c7f05 104static float video_qscale = 0;
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105static int video_qmin = 2;
106static int video_qmax = 31;
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107static int video_lmin = 2*FF_QP2LAMBDA;
108static int video_lmax = 31*FF_QP2LAMBDA;
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109static int video_mb_lmin = 2*FF_QP2LAMBDA;
110static int video_mb_lmax = 31*FF_QP2LAMBDA;
9cdd6a24 111static int video_qdiff = 3;
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MD
112static int video_lelim = 0;
113static int video_celim = 0;
9cdd6a24 114static float video_qblur = 0.5;
6a5d4395 115static float video_qsquish = 0.0;
9cdd6a24 116static float video_qcomp = 0.5;
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117static uint16_t *intra_matrix = NULL;
118static uint16_t *inter_matrix = NULL;
ac2830ec 119#if 0 //experimental, (can be removed)
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120static float video_rc_qsquish=1.0;
121static float video_rc_qmod_amp=0;
122static int video_rc_qmod_freq=0;
ac2830ec 123#endif
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MN
124static char *video_rc_override_string=NULL;
125static char *video_rc_eq="tex^qComp";
126static int video_rc_buffer_size=0;
127static float video_rc_buffer_aggressivity=1.0;
128static int video_rc_max_rate=0;
129static int video_rc_min_rate=0;
130static float video_rc_initial_cplx=0;
131static float video_b_qfactor = 1.25;
132static float video_b_qoffset = 1.25;
b3a391e8 133static float video_i_qfactor = -0.8;
3aa102be 134static float video_i_qoffset = 0.0;
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135static int video_intra_quant_bias= FF_DEFAULT_QUANT_BIAS;
136static int video_inter_quant_bias= FF_DEFAULT_QUANT_BIAS;
3bea5386 137static int me_method = ME_EPZS;
85f07f22 138static int video_disable = 0;
f3356e9c 139static int video_discard = 0;
85f07f22 140static int video_codec_id = CODEC_ID_NONE;
b2a2197e 141static int video_codec_tag = 0;
85f07f22 142static int same_quality = 0;
bc6caae2 143static int b_frames = 0;
7d1c3fc1 144static int mb_decision = FF_MB_DECISION_SIMPLE;
622348f9 145static int ildct_cmp = FF_CMP_VSAD;
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146static int mb_cmp = FF_CMP_SAD;
147static int sub_cmp = FF_CMP_SAD;
148static int cmp = FF_CMP_SAD;
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149static int pre_cmp = FF_CMP_SAD;
150static int pre_me = 0;
151static float lumi_mask = 0;
152static float dark_mask = 0;
153static float scplx_mask = 0;
154static float tcplx_mask = 0;
155static float p_mask = 0;
29da453b 156static int use_4mv = 0;
8e2162f0 157static int use_obmc = 0;
d7646d7d 158static int use_loop = 0;
21e59552 159static int use_aic = 0;
dba019da 160static int use_aiv = 0;
21e59552 161static int use_umv = 0;
458eadda 162static int use_ss = 0;
bb198e19 163static int use_alt_scan = 0;
c0baa56a 164static int use_trell = 0;
baaf3f46 165static int use_scan_offset = 0;
5efe481a 166static int use_qpel = 0;
f7e1e69e 167static int use_qprd = 0;
1a11cbcc 168static int use_cbprd = 0;
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MD
169static int use_mv0 = 0;
170static int do_normalize_aqp = 0;
77ea0d4b 171static int qns = 0;
303e50e6 172static int closed_gop = 0;
03581772 173static int strict_gop = 0;
09b0499f 174static int no_output = 0;
cfcf0ffd 175static int do_deinterlace = 0;
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176static int do_interlace_dct = 0;
177static int do_interlace_me = 0;
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178static int workaround_bugs = FF_BUG_AUTODETECT;
179static int error_resilience = 2;
180static int error_concealment = 3;
463678ac 181static int dct_algo = 0;
2ad1516a 182static int idct_algo = 0;
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183static int use_part = 0;
184static int packet_size = 0;
7ebfc0ea 185static int error_rate = 0;
f560dd82 186static int strict = 0;
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187static int top_field_first = -1;
188static int noise_reduction = 0;
303e50e6 189static int sc_threshold = 0;
59b571c1 190static int debug = 0;
0c9bbaec 191static int debug_mv = 0;
f4f3223f 192static int me_threshold = 0;
f20f8a8b 193static int mb_threshold = 0;
1a11cbcc 194static int intra_dc_precision = 8;
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195static int coder = 0;
196static int context = 0;
197static int predictor = 0;
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198static int video_profile = FF_PROFILE_UNKNOWN;
199static int video_level = FF_LEVEL_UNKNOWN;
bf0669aa 200static int nsse_weight = 8;
178fcca8 201static int subpel_quality= 8;
09c3e44e 202static int me_penalty_compensation= 256;
178fcca8 203static int lowres= 0;
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204static int frame_skip_threshold= 0;
205static int frame_skip_factor= 0;
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206static int frame_skip_exp= 0;
207static int frame_skip_cmp= FF_CMP_DCTMAX;
b1b77fe9 208extern int loop_input; /* currently a hack */
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209
210static int gop_size = 12;
211static int intra_only = 0;
212static int audio_sample_rate = 44100;
213static int audio_bit_rate = 64000;
214static int audio_disable = 0;
215static int audio_channels = 1;
216static int audio_codec_id = CODEC_ID_NONE;
b2a2197e 217static int audio_codec_tag = 0;
85f07f22 218
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219static int mux_rate= 0;
220static int mux_packet_size= 0;
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221static float mux_preload= 0.5;
222static float mux_max_delay= 0.7;
2db3c638 223
0c1a9eda 224static int64_t recording_time = 0;
8831db5c 225static int64_t start_time = 0;
4568325a 226static int64_t rec_timestamp = 0;
a6a92a9a 227static int64_t input_ts_offset = 0;
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228static int file_overwrite = 0;
229static char *str_title = NULL;
230static char *str_author = NULL;
231static char *str_copyright = NULL;
232static char *str_comment = NULL;
5727b222 233static int do_benchmark = 0;
a0663ba4 234static int do_hex_dump = 0;
254abc2e 235static int do_pkt_dump = 0;
43f1708f 236static int do_psnr = 0;
ce7c56c2 237static int do_vstats = 0;
5abdb4b1 238static int do_pass = 0;
b0368839 239static int bitexact = 0;
5abdb4b1 240static char *pass_logfilename = NULL;
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241static int audio_stream_copy = 0;
242static int video_stream_copy = 0;
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243static int video_sync_method= 1;
244static int audio_sync_method= 0;
72bd8100 245static int copy_ts= 0;
ca80810b 246static int opt_shortest = 0; //
5abdb4b1 247
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248static int rate_emu = 0;
249
8aa3ee32 250static char *video_grab_format = "video4linux";
79a7c268 251static char *video_device = NULL;
2639c651 252static char *grab_device = NULL;
a5df11ab 253static int video_channel = 0;
e3ee3283 254static char *video_standard = "ntsc";
79a7c268 255
8aa3ee32 256static char *audio_grab_format = "audio_device";
79a7c268 257static char *audio_device = NULL;
a9aa3467 258static int audio_volume = 256;
8aa3ee32 259
d9a916e2 260static int using_stdin = 0;
bee0d9e5 261static int using_vhook = 0;
f068206e 262static int verbose = 1;
9c3d33d6 263static int thread_count= 1;
b51469a0 264static int q_pressed = 0;
2f0472ff 265static int me_range = 0;
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266static int64_t video_size = 0;
267static int64_t audio_size = 0;
268static int64_t extra_size = 0;
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WG
269static int nb_frames_dup = 0;
270static int nb_frames_drop = 0;
6e454c38 271static int input_sync;
b6e16b86 272static int limit_filesize = 0; //
d9a916e2 273
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274static int pgmyuv_compatibility_hack=0;
275
276
5abdb4b1 277#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
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278
279typedef struct AVOutputStream {
280 int file_index; /* file index */
281 int index; /* stream index in the output file */
282 int source_index; /* AVInputStream index */
283 AVStream *st; /* stream in the output file */
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284 int encoding_needed; /* true if encoding needed for this stream */
285 int frame_number;
286 /* input pts and corresponding output pts
287 for A/V sync */
e928649b
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288 double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
289 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 290 /* video only */
34b10a57 291 int video_resample; /* video_resample and video_crop are mutually exclusive */
a4d36c11 292 AVFrame pict_tmp; /* temporary image for resampling */
85f07f22 293 ImgReSampleContext *img_resample_ctx; /* for image resampling */
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D
294
295 int video_crop; /* video_resample and video_crop are mutually exclusive */
296 int topBand; /* cropping area sizes */
297 int leftBand;
85f07f22 298
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299 int video_pad; /* video_resample and video_pad are mutually exclusive */
300 int padtop; /* padding area sizes */
301 int padbottom;
302 int padleft;
303 int padright;
304
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305 /* audio only */
306 int audio_resample;
307 ReSampleContext *resample; /* for audio resampling */
308 FifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 309 FILE *logfile;
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FB
310} AVOutputStream;
311
312typedef struct AVInputStream {
313 int file_index;
314 int index;
315 AVStream *st;
316 int discard; /* true if stream data should be discarded */
317 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 318 int64_t sample_index; /* current sample */
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319
320 int64_t start; /* time when read started */
321 unsigned long frame; /* current frame */
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322 int64_t next_pts; /* synthetic pts for cases where pkt.pts
323 is not defined */
e7d0374f 324 int64_t pts; /* current pts */
ff4905a5 325 int is_start; /* is 1 at the start and after a discontinuity */
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326} AVInputStream;
327
328typedef struct AVInputFile {
329 int eof_reached; /* true if eof reached */
330 int ist_index; /* index of first stream in ist_table */
331 int buffer_size; /* current total buffer size */
332 int buffer_size_max; /* buffer size at which we consider we can stop
333 buffering */
79fdaa4c 334 int nb_streams; /* nb streams we are aware of */
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335} AVInputFile;
336
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337#ifndef CONFIG_WIN32
338
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339/* init terminal so that we can grab keys */
340static struct termios oldtty;
341
342static void term_exit(void)
343{
344 tcsetattr (0, TCSANOW, &oldtty);
345}
346
9680a722
RP
347static volatile sig_atomic_t received_sigterm = 0;
348
349static void
350sigterm_handler(int sig)
351{
352 received_sigterm = sig;
353 term_exit();
354}
355
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356static void term_init(void)
357{
358 struct termios tty;
359
360 tcgetattr (0, &tty);
361 oldtty = tty;
362
363 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
364 |INLCR|IGNCR|ICRNL|IXON);
365 tty.c_oflag |= OPOST;
366 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
367 tty.c_cflag &= ~(CSIZE|PARENB);
368 tty.c_cflag |= CS8;
369 tty.c_cc[VMIN] = 1;
370 tty.c_cc[VTIME] = 0;
371
372 tcsetattr (0, TCSANOW, &tty);
373
9680a722
RP
374 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
375 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
376 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
377 /*
378 register a function to be called at normal program termination
379 */
85f07f22 380 atexit(term_exit);
9ddd71fc
FR
381#ifdef CONFIG_BEOS_NETSERVER
382 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
383#endif
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FB
384}
385
386/* read a key without blocking */
387static int read_key(void)
388{
9ddd71fc 389 int n = 1;
85f07f22 390 unsigned char ch;
9ddd71fc
FR
391#ifndef CONFIG_BEOS_NETSERVER
392 struct timeval tv;
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393 fd_set rfds;
394
395 FD_ZERO(&rfds);
396 FD_SET(0, &rfds);
397 tv.tv_sec = 0;
398 tv.tv_usec = 0;
399 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 400#endif
85f07f22 401 if (n > 0) {
cb09b2ed
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402 n = read(0, &ch, 1);
403 if (n == 1)
85f07f22 404 return ch;
cb09b2ed
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405
406 return n;
85f07f22
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407 }
408 return -1;
409}
410
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411static int decode_interrupt_cb(void)
412{
413 return q_pressed || (q_pressed = read_key() == 'q');
414}
415
a38469e1 416#else
85f07f22 417
bee0d9e5
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418static volatile int received_sigterm = 0;
419
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420/* no interactive support */
421static void term_exit(void)
85f07f22 422{
a38469e1 423}
85f07f22 424
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425static void term_init(void)
426{
427}
85f07f22 428
a38469e1
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429static int read_key(void)
430{
cb09b2ed 431 return 0;
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432}
433
a38469e1 434#endif
bdc4796f 435
b29f97d1 436static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 437{
79fdaa4c 438 int i, err;
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439 AVFormatContext *ic;
440
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441 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
442 if (err < 0)
443 return err;
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444 /* copy stream format */
445 s->nb_streams = ic->nb_streams;
446 for(i=0;i<ic->nb_streams;i++) {
447 AVStream *st;
1e491e29 448
e1031171 449 st = av_mallocz(sizeof(AVStream));
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FB
450 memcpy(st, ic->streams[i], sizeof(AVStream));
451 s->streams[i] = st;
452 }
453
454 av_close_input_file(ic);
455 return 0;
456}
457
817b23ff 458#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
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459
460static void do_audio_out(AVFormatContext *s,
461 AVOutputStream *ost,
462 AVInputStream *ist,
463 unsigned char *buf, int size)
464{
0c1a9eda 465 uint8_t *buftmp;
d66c7abc
SC
466 static uint8_t *audio_buf = NULL;
467 static uint8_t *audio_out = NULL;
558eae03 468 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 469
85f07f22 470 int size_out, frame_bytes, ret;
ff4905a5 471 AVCodecContext *enc= &ost->st->codec;
85f07f22 472
d66c7abc
SC
473 /* SC: dynamic allocation of buffers */
474 if (!audio_buf)
475 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
476 if (!audio_out)
558eae03 477 audio_out = av_malloc(audio_out_size);
d66c7abc
SC
478 if (!audio_buf || !audio_out)
479 return; /* Should signal an error ! */
480
986ebcdb
MN
481 if(audio_sync_method){
482 double delta = ost->sync_ipts * enc->sample_rate - ost->sync_opts
483 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2);
ff4905a5
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484 double idelta= delta*ist->st->codec.sample_rate / enc->sample_rate;
485 int byte_delta= ((int)idelta)*2*ist->st->codec.channels;
486
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MN
487 //FIXME resample delay
488 if(fabs(delta) > 50){
ff4905a5
MN
489 if(ist->is_start){
490 if(byte_delta < 0){
f41dd5aa 491 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
492 size += byte_delta;
493 buf -= byte_delta;
494 if(verbose > 2)
495 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
496 if(!size)
497 return;
498 ist->is_start=0;
499 }else{
500 static uint8_t *input_tmp= NULL;
501 input_tmp= av_realloc(input_tmp, byte_delta + size);
502
503 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
504 ist->is_start=0;
505 else
506 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
507
508 memset(input_tmp, 0, byte_delta);
509 memcpy(input_tmp + byte_delta, buf, size);
510 buf= input_tmp;
511 size += byte_delta;
512 if(verbose > 2)
513 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
514 }
515 }else if(audio_sync_method>1){
516 int comp= clip(delta, -audio_sync_method, audio_sync_method);
517 assert(ost->audio_resample);
518 if(verbose > 2)
519 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
58978c07 520// fprintf(stderr, "drift:%f len:%d opts:%lld ipts:%lld fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(ost->sync_ipts * enc->sample_rate), fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2));
ff4905a5
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521 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
522 }
523 }
986ebcdb
MN
524 }else
525 ost->sync_opts= lrintf(ost->sync_ipts * enc->sample_rate)
526 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2); //FIXME wrong
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FB
527
528 if (ost->audio_resample) {
529 buftmp = audio_buf;
530 size_out = audio_resample(ost->resample,
531 (short *)buftmp, (short *)buf,
532 size / (ist->st->codec.channels * 2));
533 size_out = size_out * enc->channels * 2;
534 } else {
535 buftmp = buf;
536 size_out = size;
537 }
538
539 /* now encode as many frames as possible */
a0663ba4 540 if (enc->frame_size > 1) {
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FB
541 /* output resampled raw samples */
542 fifo_write(&ost->fifo, buftmp, size_out,
543 &ost->fifo.wptr);
544
545 frame_bytes = enc->frame_size * 2 * enc->channels;
546
547 while (fifo_read(&ost->fifo, audio_buf, frame_bytes,
548 &ost->fifo.rptr) == 0) {
e928649b
MN
549 AVPacket pkt;
550 av_init_packet(&pkt);
551
558eae03 552 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 553 (short *)audio_buf);
1008ceb3 554 audio_size += ret;
e928649b
MN
555 pkt.stream_index= ost->index;
556 pkt.data= audio_out;
557 pkt.size= ret;
558 if(enc->coded_frame)
559 pkt.pts= enc->coded_frame->pts;
560 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 561 av_interleaved_write_frame(s, &pkt);
986ebcdb
MN
562
563 ost->sync_opts += enc->frame_size;
85f07f22
FB
564 }
565 } else {
e928649b
MN
566 AVPacket pkt;
567 av_init_packet(&pkt);
986ebcdb 568
c43042a7 569 ost->sync_opts += size_out / (2 * enc->channels);
986ebcdb 570
a0663ba4
FB
571 /* output a pcm frame */
572 /* XXX: change encoding codec API to avoid this ? */
573 switch(enc->codec->id) {
574 case CODEC_ID_PCM_S16LE:
575 case CODEC_ID_PCM_S16BE:
576 case CODEC_ID_PCM_U16LE:
577 case CODEC_ID_PCM_U16BE:
578 break;
579 default:
580 size_out = size_out >> 1;
581 break;
582 }
583 ret = avcodec_encode_audio(enc, audio_out, size_out,
ff29712a 584 (short *)buftmp);
1008ceb3 585 audio_size += ret;
e928649b
MN
586 pkt.stream_index= ost->index;
587 pkt.data= audio_out;
588 pkt.size= ret;
589 if(enc->coded_frame)
590 pkt.pts= enc->coded_frame->pts;
591 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 592 av_interleaved_write_frame(s, &pkt);
85f07f22
FB
593 }
594}
595
10d104e4
PG
596static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
597{
598 AVCodecContext *dec;
599 AVPicture *picture2;
600 AVPicture picture_tmp;
0c1a9eda 601 uint8_t *buf = 0;
10d104e4
PG
602
603 dec = &ist->st->codec;
604
605 /* deinterlace : must be done before any resize */
bee0d9e5 606 if (do_deinterlace || using_vhook) {
10d104e4
PG
607 int size;
608
609 /* create temporary picture */
610 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
611 buf = av_malloc(size);
612 if (!buf)
613 return;
614
615 picture2 = &picture_tmp;
616 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
617
dafc3856
MN
618 if (do_deinterlace){
619 if(avpicture_deinterlace(picture2, picture,
620 dec->pix_fmt, dec->width, dec->height) < 0) {
621 /* if error, do not deinterlace */
622 av_free(buf);
623 buf = NULL;
624 picture2 = picture;
625 }
626 } else {
bee0d9e5
CY
627 if (img_convert(picture2, dec->pix_fmt, picture,
628 dec->pix_fmt, dec->width, dec->height) < 0) {
629 /* if error, do not copy */
630 av_free(buf);
631 buf = NULL;
632 picture2 = picture;
633 }
634 }
10d104e4
PG
635 } else {
636 picture2 = picture;
637 }
638
639 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height);
640
641 if (picture != picture2)
642 *picture = *picture2;
643 *bufp = buf;
644}
645
ec5517d5
FB
646/* we begin to correct av delay at this threshold */
647#define AV_DELAY_MAX 0.100
85f07f22 648
1ff93ffc
TK
649
650/* Expects img to be yuv420 */
651static void fill_pad_region(AVPicture* img, int height, int width,
652 int padtop, int padbottom, int padleft, int padright, int *color) {
653
654 int i, y, shift;
655 uint8_t *optr;
656
657 for (i = 0; i < 3; i++) {
658 shift = (i == 0) ? 0 : 1;
659
660 if (padtop || padleft) {
661 memset(img->data[i], color[i], (((img->linesize[i] * padtop) +
662 padleft) >> shift));
663 }
664
665 if (padleft || padright) {
666 optr = img->data[i] + (img->linesize[i] * (padtop >> shift)) +
667 (img->linesize[i] - (padright >> shift));
668
da723fd2 669 for (y = 0; y < ((height - (padtop + padbottom) - 1) >> shift); y++) {
1ff93ffc
TK
670 memset(optr, color[i], (padleft + padright) >> shift);
671 optr += img->linesize[i];
672 }
673 }
674
da723fd2
C
675 if (padbottom || padright) {
676 optr = img->data[i] + (((img->linesize[i] * (height - padbottom)) - padright) >> shift);
677 memset(optr, color[i], (((img->linesize[i] * padbottom) + padright) >> shift));
1ff93ffc
TK
678 }
679 }
680}
681
8a6cb114 682static int bit_buffer_size= 1024*256;
27537106 683static uint8_t *bit_buffer= NULL;
1ff93ffc 684
85f07f22
FB
685static void do_video_out(AVFormatContext *s,
686 AVOutputStream *ost,
687 AVInputStream *ist,
7a0f9d7e 688 AVFrame *in_picture,
986ebcdb 689 int *frame_size)
85f07f22 690{
ec5517d5 691 int nb_frames, i, ret;
a4d36c11
MN
692 AVFrame *final_picture, *formatted_picture;
693 AVFrame picture_format_temp, picture_crop_temp;
0c1a9eda 694 uint8_t *buf = NULL, *buf1 = NULL;
cfcf0ffd 695 AVCodecContext *enc, *dec;
a686caf0 696 enum PixelFormat target_pixfmt;
a4d36c11 697
a4d36c11
MN
698 avcodec_get_frame_defaults(&picture_format_temp);
699 avcodec_get_frame_defaults(&picture_crop_temp);
700
85f07f22 701 enc = &ost->st->codec;
cfcf0ffd 702 dec = &ist->st->codec;
85f07f22 703
ec5517d5
FB
704 /* by default, we output a single frame */
705 nb_frames = 1;
706
204c0f48
PG
707 *frame_size = 0;
708
986ebcdb 709 if(video_sync_method){
10d104e4 710 double vdelta;
e928649b
MN
711 vdelta = ost->sync_ipts * enc->frame_rate / enc->frame_rate_base - ost->sync_opts;
712 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
713 if (vdelta < -1.1)
714 nb_frames = 0;
715 else if (vdelta > 1.1)
70122f29 716 nb_frames = lrintf(vdelta);
72bd8100 717//fprintf(stderr, "vdelta:%f, ost->sync_opts:%lld, ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
50c3dd32
MN
718 if (nb_frames == 0){
719 ++nb_frames_drop;
720 if (verbose>2)
721 fprintf(stderr, "*** drop!\n");
8300609b
MN
722 }else if (nb_frames > 1) {
723 nb_frames_dup += nb_frames;
50c3dd32 724 if (verbose>2)
8300609b 725 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
726 }
727 }else
728 ost->sync_opts= lrintf(ost->sync_ipts * enc->frame_rate / enc->frame_rate_base);
445f1b83 729
7ca60994 730 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
ec5517d5 731 if (nb_frames <= 0)
85f07f22 732 return;
ce7c56c2 733
cfcf0ffd 734 /* convert pixel format if needed */
1ff93ffc
TK
735 target_pixfmt = ost->video_resample || ost->video_pad
736 ? PIX_FMT_YUV420P : enc->pix_fmt;
a686caf0 737 if (dec->pix_fmt != target_pixfmt) {
cfcf0ffd
FB
738 int size;
739
740 /* create temporary picture */
39518b49 741 size = avpicture_get_size(target_pixfmt, dec->width, dec->height);
0f1578af 742 buf = av_malloc(size);
cfcf0ffd
FB
743 if (!buf)
744 return;
34b10a57 745 formatted_picture = &picture_format_temp;
a4d36c11 746 avpicture_fill((AVPicture*)formatted_picture, buf, target_pixfmt, dec->width, dec->height);
cfcf0ffd 747
a4d36c11 748 if (img_convert((AVPicture*)formatted_picture, target_pixfmt,
7a0f9d7e 749 (AVPicture *)in_picture, dec->pix_fmt,
cfcf0ffd 750 dec->width, dec->height) < 0) {
d8019eb5
AD
751
752 if (verbose >= 0)
753 fprintf(stderr, "pixel format conversion not handled\n");
754
cfcf0ffd
FB
755 goto the_end;
756 }
757 } else {
a4d36c11 758 formatted_picture = in_picture;
cfcf0ffd
FB
759 }
760
1ff93ffc 761 /* XXX: resampling could be done before raw format conversion in
cfcf0ffd
FB
762 some cases to go faster */
763 /* XXX: only works for YUV420P */
85f07f22 764 if (ost->video_resample) {
34b10a57 765 final_picture = &ost->pict_tmp;
a4d36c11 766 img_resample(ost->img_resample_ctx, (AVPicture*)final_picture, (AVPicture*)formatted_picture);
1ff93ffc
TK
767
768 if (ost->padtop || ost->padbottom || ost->padleft || ost->padright) {
a4d36c11 769 fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
1ff93ffc
TK
770 ost->padtop, ost->padbottom, ost->padleft, ost->padright,
771 padcolor);
772 }
773
a686caf0
RS
774 if (enc->pix_fmt != PIX_FMT_YUV420P) {
775 int size;
776
777 av_free(buf);
778 /* create temporary picture */
779 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
780 buf = av_malloc(size);
781 if (!buf)
782 return;
783 final_picture = &picture_format_temp;
a4d36c11 784 avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
a686caf0 785
a4d36c11
MN
786 if (img_convert((AVPicture*)final_picture, enc->pix_fmt,
787 (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
a686caf0 788 enc->width, enc->height) < 0) {
d8019eb5
AD
789
790 if (verbose >= 0)
791 fprintf(stderr, "pixel format conversion not handled\n");
792
a686caf0
RS
793 goto the_end;
794 }
795 }
34b10a57
D
796 } else if (ost->video_crop) {
797 picture_crop_temp.data[0] = formatted_picture->data[0] +
798 (ost->topBand * formatted_picture->linesize[0]) + ost->leftBand;
799
800 picture_crop_temp.data[1] = formatted_picture->data[1] +
801 ((ost->topBand >> 1) * formatted_picture->linesize[1]) +
802 (ost->leftBand >> 1);
803
804 picture_crop_temp.data[2] = formatted_picture->data[2] +
805 ((ost->topBand >> 1) * formatted_picture->linesize[2]) +
806 (ost->leftBand >> 1);
807
808 picture_crop_temp.linesize[0] = formatted_picture->linesize[0];
809 picture_crop_temp.linesize[1] = formatted_picture->linesize[1];
810 picture_crop_temp.linesize[2] = formatted_picture->linesize[2];
811 final_picture = &picture_crop_temp;
1ff93ffc
TK
812 } else if (ost->video_pad) {
813 final_picture = &ost->pict_tmp;
814
815 for (i = 0; i < 3; i++) {
816 uint8_t *optr, *iptr;
817 int shift = (i == 0) ? 0 : 1;
818 int y, yheight;
819
820 /* set offset to start writing image into */
821 optr = final_picture->data[i] + (((final_picture->linesize[i] *
822 ost->padtop) + ost->padleft) >> shift);
823 iptr = formatted_picture->data[i];
824
825 yheight = (enc->height - ost->padtop - ost->padbottom) >> shift;
826 for (y = 0; y < yheight; y++) {
827 /* copy unpadded image row into padded image row */
828 memcpy(optr, iptr, formatted_picture->linesize[i]);
829 optr += final_picture->linesize[i];
830 iptr += formatted_picture->linesize[i];
831 }
832 }
833
a4d36c11 834 fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
1ff93ffc
TK
835 ost->padtop, ost->padbottom, ost->padleft, ost->padright,
836 padcolor);
837
838 if (enc->pix_fmt != PIX_FMT_YUV420P) {
839 int size;
840
841 av_free(buf);
842 /* create temporary picture */
843 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
844 buf = av_malloc(size);
845 if (!buf)
846 return;
847 final_picture = &picture_format_temp;
a4d36c11 848 avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
1ff93ffc 849
a4d36c11
MN
850 if (img_convert((AVPicture*)final_picture, enc->pix_fmt,
851 (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1ff93ffc 852 enc->width, enc->height) < 0) {
d8019eb5
AD
853
854 if (verbose >= 0)
855 fprintf(stderr, "pixel format conversion not handled\n");
856
1ff93ffc
TK
857 goto the_end;
858 }
859 }
85f07f22 860 } else {
34b10a57 861 final_picture = formatted_picture;
85f07f22 862 }
85f07f22 863 /* duplicates frame if needed */
ec5517d5 864 for(i=0;i<nb_frames;i++) {
e928649b
MN
865 AVPacket pkt;
866 av_init_packet(&pkt);
867 pkt.stream_index= ost->index;
868
e8750b00
FR
869 if (s->oformat->flags & AVFMT_RAWPICTURE) {
870 /* raw pictures are written as AVPicture structure to
871 avoid any copies. We support temorarily the older
872 method. */
2744ca9a 873 AVFrame* old_frame = enc->coded_frame;
e928649b
MN
874 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
875 pkt.data= (uint8_t *)final_picture;
876 pkt.size= sizeof(AVPicture);
877 if(dec->coded_frame)
878 pkt.pts= dec->coded_frame->pts;
879 if(dec->coded_frame && dec->coded_frame->key_frame)
880 pkt.flags |= PKT_FLAG_KEY;
881
3c895fc0 882 av_interleaved_write_frame(s, &pkt);
2744ca9a 883 enc->coded_frame = old_frame;
e8750b00 884 } else {
492cd3a9 885 AVFrame big_picture;
a4d36c11
MN
886
887 big_picture= *final_picture;
7a0f9d7e
FB
888 /* better than nothing: use input picture interlaced
889 settings */
890 big_picture.interlaced_frame = in_picture->interlaced_frame;
bb198e19
MN
891 if(do_interlace_me || do_interlace_dct){
892 if(top_field_first == -1)
893 big_picture.top_field_first = in_picture->top_field_first;
894 else
2a8edc5d 895 big_picture.top_field_first = top_field_first;
bb198e19 896 }
7a0f9d7e 897
85f07f22
FB
898 /* handles sameq here. This is not correct because it may
899 not be a global option */
900 if (same_quality) {
1e491e29
MN
901 big_picture.quality = ist->st->quality;
902 }else
903 big_picture.quality = ost->st->quality;
f4f3223f
MN
904 if(!me_threshold)
905 big_picture.pict_type = 0;
50c3dd32
MN
906// big_picture.pts = AV_NOPTS_VALUE;
907 big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->frame_rate_base, enc->frame_rate);
908//av_log(NULL, AV_LOG_DEBUG, "%lld -> encoder\n", ost->sync_opts);
cfcf0ffd 909 ret = avcodec_encode_video(enc,
8a6cb114 910 bit_buffer, bit_buffer_size,
1e491e29 911 &big_picture);
44429457 912 //enc->frame_number = enc->real_pict_num;
4bbc6260 913 if(ret>0){
27537106 914 pkt.data= bit_buffer;
e928649b
MN
915 pkt.size= ret;
916 if(enc->coded_frame)
917 pkt.pts= enc->coded_frame->pts;
50c3dd32
MN
918/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %lld/%lld\n",
919 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->frame_rate, AV_TIME_BASE*(int64_t)enc->frame_rate_base) : -1,
920 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->frame_rate, AV_TIME_BASE*(int64_t)enc->frame_rate_base) : -1);*/
921
e928649b
MN
922 if(enc->coded_frame && enc->coded_frame->key_frame)
923 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 924 av_interleaved_write_frame(s, &pkt);
e928649b
MN
925 *frame_size = ret;
926 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
927 // enc->frame_number-1, enc->real_pict_num, ret,
928 // enc->pict_type);
929 /* if two pass, output log */
930 if (ost->logfile && enc->stats_out) {
931 fprintf(ost->logfile, "%s", enc->stats_out);
932 }
5abdb4b1 933 }
85f07f22 934 }
50c3dd32 935 ost->sync_opts++;
ec5517d5 936 ost->frame_number++;
85f07f22 937 }
ec5517d5 938 the_end:
0f1578af
FB
939 av_free(buf);
940 av_free(buf1);
85f07f22
FB
941}
942
140cb663
MN
943static double psnr(double d){
944 if(d==0) return INFINITY;
b29f97d1 945 return -10.0*log(d)/log(10.0);
140cb663
MN
946}
947
ec5517d5
FB
948static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
949 int frame_size)
ce7c56c2
J
950{
951 static FILE *fvstats=NULL;
ce7c56c2 952 char filename[40];
bf5af568
FB
953 time_t today2;
954 struct tm *today;
ce7c56c2
J
955 AVCodecContext *enc;
956 int frame_number;
0c1a9eda 957 int64_t ti;
ce7c56c2
J
958 double ti1, bitrate, avg_bitrate;
959
960 if (!fvstats) {
961 today2 = time(NULL);
962 today = localtime(&today2);
2fc8ea24 963 snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour,
ce7c56c2
J
964 today->tm_min,
965 today->tm_sec);
966 fvstats = fopen(filename,"w");
967 if (!fvstats) {
968 perror("fopen");
969 exit(1);
970 }
971 }
972
973 ti = MAXINT64;
974 enc = &ost->st->codec;
ce7c56c2 975 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 976 frame_number = ost->frame_number;
158c7f05 977 fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 978 if (enc->flags&CODEC_FLAG_PSNR)
492cd3a9 979 fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
ce7c56c2
J
980
981 fprintf(fvstats,"f_size= %6d ", frame_size);
ec5517d5 982 /* compute pts value */
e928649b 983 ti1 = (double)ost->sync_opts *enc->frame_rate_base / enc->frame_rate;
ce7c56c2
J
984 if (ti1 < 0.01)
985 ti1 = 0.01;
986
14bea432 987 bitrate = (double)(frame_size * 8) * enc->frame_rate / enc->frame_rate_base / 1000.0;
1008ceb3 988 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
ce7c56c2 989 fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 990 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
3db320ea 991 fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 992 }
ec5517d5
FB
993}
994
b29f97d1
ZK
995static void print_report(AVFormatContext **output_files,
996 AVOutputStream **ost_table, int nb_ostreams,
997 int is_last_report)
ec5517d5
FB
998{
999 char buf[1024];
1000 AVOutputStream *ost;
1001 AVFormatContext *oc, *os;
0c1a9eda 1002 int64_t total_size;
ec5517d5
FB
1003 AVCodecContext *enc;
1004 int frame_number, vid, i;
1005 double bitrate, ti1, pts;
0c1a9eda 1006 static int64_t last_time = -1;
ec5517d5
FB
1007
1008 if (!is_last_report) {
0c1a9eda 1009 int64_t cur_time;
ec5517d5
FB
1010 /* display the report every 0.5 seconds */
1011 cur_time = av_gettime();
1012 if (last_time == -1) {
1013 last_time = cur_time;
1014 return;
1015 }
1016 if ((cur_time - last_time) < 500000)
1017 return;
1018 last_time = cur_time;
1019 }
1020
ce7c56c2 1021
ec5517d5
FB
1022 oc = output_files[0];
1023
1024 total_size = url_ftell(&oc->pb);
1025
1026 buf[0] = '\0';
1027 ti1 = 1e10;
1028 vid = 0;
1029 for(i=0;i<nb_ostreams;i++) {
1030 ost = ost_table[i];
1031 os = output_files[ost->file_index];
1032 enc = &ost->st->codec;
10d104e4 1033 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 1034 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
158c7f05 1035 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
10d104e4 1036 }
ec5517d5
FB
1037 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
1038 frame_number = ost->frame_number;
0ecca7a4 1039 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d q=%2.1f ",
158c7f05 1040 frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : 0);
890972be 1041 if(is_last_report)
0ecca7a4 1042 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
890972be
MN
1043 if (enc->flags&CODEC_FLAG_PSNR){
1044 int j;
1045 double error, error_sum=0;
1046 double scale, scale_sum=0;
1047 char type[3]= {'Y','U','V'};
0ecca7a4 1048 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1049 for(j=0; j<3; j++){
1050 if(is_last_report){
1051 error= enc->error[j];
1052 scale= enc->width*enc->height*255.0*255.0*frame_number;
1053 }else{
1054 error= enc->coded_frame->error[j];
1055 scale= enc->width*enc->height*255.0*255.0;
1056 }
1057 if(j) scale/=4;
1058 error_sum += error;
1059 scale_sum += scale;
0ecca7a4 1060 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1061 }
0ecca7a4 1062 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1063 }
ec5517d5
FB
1064 vid = 1;
1065 }
1066 /* compute min output value */
9ee91c2f 1067 pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
5d9827bc 1068 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1069 ti1 = pts;
1070 }
1071 if (ti1 < 0.01)
1072 ti1 = 0.01;
ec5517d5 1073
f068206e
BE
1074 if (verbose || is_last_report) {
1075 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
1076
0ecca7a4 1077 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB
1078 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1079 (double)total_size / 1024, ti1, bitrate);
a6a92a9a
WG
1080
1081 if (verbose > 1)
0ecca7a4 1082 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
a6a92a9a 1083 nb_frames_dup, nb_frames_drop);
f068206e 1084
d8019eb5
AD
1085 if (verbose >= 0)
1086 fprintf(stderr, "%s \r", buf);
1087
ec5517d5
FB
1088 fflush(stderr);
1089 }
f068206e 1090
1008ceb3
MN
1091 if (is_last_report && verbose >= 0){
1092 int64_t raw= audio_size + video_size + extra_size;
f068206e 1093 fprintf(stderr, "\n");
1008ceb3
MN
1094 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1095 video_size/1024.0,
1096 audio_size/1024.0,
1097 extra_size/1024.0,
1098 100.0*(total_size - raw)/raw
1099 );
1100 }
ce7c56c2
J
1101}
1102
a700a6ae
FB
1103/* pkt = NULL means EOF (needed to flush decoder buffers) */
1104static int output_packet(AVInputStream *ist, int ist_index,
1105 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1106 const AVPacket *pkt)
a700a6ae
FB
1107{
1108 AVFormatContext *os;
1109 AVOutputStream *ost;
1110 uint8_t *ptr;
1111 int len, ret, i;
1112 uint8_t *data_buf;
1113 int data_size, got_picture;
1114 AVFrame picture;
a700a6ae 1115 void *buffer_to_free;
78953e62
MN
1116 static int samples_size= 0;
1117 static short *samples= NULL;
1118
2b18dcd0
MN
1119 if(!pkt){
1120 ist->pts= ist->next_pts; // needed for last packet if vsync=0
1121 } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
e928649b 1122 ist->next_pts = ist->pts = pkt->dts;
a700a6ae 1123 } else {
a603bf8d 1124// assert(ist->pts == ist->next_pts);
a700a6ae 1125 }
eb5ec8fe 1126
a700a6ae
FB
1127 if (pkt == NULL) {
1128 /* EOF handling */
1129 ptr = NULL;
1130 len = 0;
1131 goto handle_eof;
1132 }
1133
1134 len = pkt->size;
1135 ptr = pkt->data;
1136 while (len > 0) {
1137 handle_eof:
1138 /* decode the packet if needed */
1139 data_buf = NULL; /* fail safe */
1140 data_size = 0;
1141 if (ist->decoding_needed) {
1142 switch(ist->st->codec.codec_type) {
df84ac2e 1143 case CODEC_TYPE_AUDIO:{
78953e62
MN
1144 if(pkt)
1145 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size, AVCODEC_MAX_AUDIO_FRAME_SIZE));
a700a6ae
FB
1146 /* XXX: could avoid copy if PCM 16 bits with same
1147 endianness as CPU */
1148 ret = avcodec_decode_audio(&ist->st->codec, samples, &data_size,
1149 ptr, len);
1150 if (ret < 0)
1151 goto fail_decode;
1152 ptr += ret;
1153 len -= ret;
1154 /* Some bug in mpeg audio decoder gives */
1155 /* data_size < 0, it seems they are overflows */
1156 if (data_size <= 0) {
1157 /* no audio frame */
1158 continue;
1159 }
1160 data_buf = (uint8_t *)samples;
4b85a28f
WG
1161 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
1162 (ist->st->codec.sample_rate * ist->st->codec.channels);
df84ac2e 1163 break;}
a700a6ae
FB
1164 case CODEC_TYPE_VIDEO:
1165 data_size = (ist->st->codec.width * ist->st->codec.height * 3) / 2;
1166 /* XXX: allocate picture correctly */
9740beff
MN
1167 avcodec_get_frame_defaults(&picture);
1168
a700a6ae
FB
1169 ret = avcodec_decode_video(&ist->st->codec,
1170 &picture, &got_picture, ptr, len);
1171 ist->st->quality= picture.quality;
1172 if (ret < 0)
1173 goto fail_decode;
1174 if (!got_picture) {
1175 /* no picture yet */
1176 goto discard_packet;
1177 }
1178 if (ist->st->codec.frame_rate_base != 0) {
1179 ist->next_pts += ((int64_t)AV_TIME_BASE *
1180 ist->st->codec.frame_rate_base) /
1181 ist->st->codec.frame_rate;
1182 }
1183 len = 0;
1184 break;
1185 default:
1186 goto fail_decode;
1187 }
1188 } else {
2fef0bdf
MN
1189 switch(ist->st->codec.codec_type) {
1190 case CODEC_TYPE_AUDIO:
1191 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec.frame_size) /
1192 (ist->st->codec.sample_rate * ist->st->codec.channels);
1193 break;
1194 case CODEC_TYPE_VIDEO:
1195 if (ist->st->codec.frame_rate_base != 0) {
1196 ist->next_pts += ((int64_t)AV_TIME_BASE *
1197 ist->st->codec.frame_rate_base) /
1198 ist->st->codec.frame_rate;
1199 }
1200 break;
1201 }
a700a6ae
FB
1202 data_buf = ptr;
1203 data_size = len;
1204 ret = len;
1205 len = 0;
1206 }
1207
1208 buffer_to_free = NULL;
1209 if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO) {
1210 pre_process_video_frame(ist, (AVPicture *)&picture,
1211 &buffer_to_free);
1212 }
1213
7e987c33
C
1214 // preprocess audio (volume)
1215 if (ist->st->codec.codec_type == CODEC_TYPE_AUDIO) {
a9aa3467 1216 if (audio_volume != 256) {
7e987c33 1217 short *volp;
7e987c33
C
1218 volp = samples;
1219 for(i=0;i<(data_size / sizeof(short));i++) {
a9aa3467 1220 int v = ((*volp) * audio_volume + 128) >> 8;
7e987c33
C
1221 if (v < -32768) v = -32768;
1222 if (v > 32767) v = 32767;
1223 *volp++ = v;
1224 }
1225 }
1226 }
1227
a700a6ae
FB
1228 /* frame rate emulation */
1229 if (ist->st->codec.rate_emu) {
1230 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec.frame_rate_base, 1000000, ist->st->codec.frame_rate);
1231 int64_t now = av_gettime() - ist->start;
1232 if (pts > now)
1233 usleep(pts - now);
1234
1235 ist->frame++;
1236 }
1237
1238#if 0
1239 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1240 is the one of the next displayed one */
1241 /* XXX: add mpeg4 too ? */
1242 if (ist->st->codec.codec_id == CODEC_ID_MPEG1VIDEO) {
1243 if (ist->st->codec.pict_type != B_TYPE) {
1244 int64_t tmp;
1245 tmp = ist->last_ip_pts;
1246 ist->last_ip_pts = ist->frac_pts.val;
1247 ist->frac_pts.val = tmp;
1248 }
1249 }
1250#endif
1251 /* if output time reached then transcode raw format,
1252 encode packets and output them */
1253 if (start_time == 0 || ist->pts >= start_time)
1254 for(i=0;i<nb_ostreams;i++) {
1255 int frame_size;
1256
1257 ost = ost_table[i];
1258 if (ost->source_index == ist_index) {
1259 os = output_files[ost->file_index];
1260
1261#if 0
1262 printf("%d: got pts=%0.3f %0.3f\n", i,
1263 (double)pkt->pts / AV_TIME_BASE,
1264 ((double)ist->pts / AV_TIME_BASE) -
986ebcdb 1265 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae
FB
1266#endif
1267 /* set the input output pts pairs */
b691166c 1268 ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
a700a6ae
FB
1269
1270 if (ost->encoding_needed) {
1271 switch(ost->st->codec.codec_type) {
1272 case CODEC_TYPE_AUDIO:
1273 do_audio_out(os, ost, ist, data_buf, data_size);
1274 break;
1275 case CODEC_TYPE_VIDEO:
986ebcdb 1276 do_video_out(os, ost, ist, &picture, &frame_size);
1008ceb3 1277 video_size += frame_size;
a700a6ae
FB
1278 if (do_vstats && frame_size)
1279 do_video_stats(os, ost, frame_size);
a700a6ae
FB
1280 break;
1281 default:
1282 av_abort();
1283 }
1284 } else {
e928649b
MN
1285 AVFrame avframe; //FIXME/XXX remove this
1286 AVPacket opkt;
1287 av_init_packet(&opkt);
1288
a700a6ae
FB
1289 /* no reencoding needed : output the packet directly */
1290 /* force the input stream PTS */
1291
9740beff 1292 avcodec_get_frame_defaults(&avframe);
a700a6ae
FB
1293 ost->st->codec.coded_frame= &avframe;
1294 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
bf17ff61 1295
c7baf14b
MN
1296 if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO)
1297 audio_size += data_size;
daed32f7 1298 else if (ost->st->codec.codec_type == CODEC_TYPE_VIDEO) {
c7baf14b 1299 video_size += data_size;
daed32f7
WG
1300 ost->sync_opts++;
1301 }
c7baf14b 1302
e928649b
MN
1303 opkt.stream_index= ost->index;
1304 opkt.data= data_buf;
1305 opkt.size= data_size;
6c55b27f
MN
1306 if(pkt->pts != AV_NOPTS_VALUE)
1307 opkt.pts= pkt->pts + input_files_ts_offset[ist->file_index];
1308 else
1309 opkt.pts= AV_NOPTS_VALUE;
a6a92a9a 1310 opkt.dts= pkt->dts + input_files_ts_offset[ist->file_index];
e928649b
MN
1311 opkt.flags= pkt->flags;
1312
3c895fc0 1313 av_interleaved_write_frame(os, &opkt);
a700a6ae
FB
1314 ost->st->codec.frame_number++;
1315 ost->frame_number++;
1316 }
1317 }
1318 }
1319 av_free(buffer_to_free);
1320 }
1321 discard_packet:
6f824977
MN
1322 if (pkt == NULL) {
1323 /* EOF handling */
1324
1325 for(i=0;i<nb_ostreams;i++) {
1326 ost = ost_table[i];
1327 if (ost->source_index == ist_index) {
1328 AVCodecContext *enc= &ost->st->codec;
1329 os = output_files[ost->file_index];
1330
1331 if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
1332 continue;
1333 if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1334 continue;
1335
1336 if (ost->encoding_needed) {
1337 for(;;) {
1338 AVPacket pkt;
1339 av_init_packet(&pkt);
1340 pkt.stream_index= ost->index;
1341
1342 switch(ost->st->codec.codec_type) {
1343 case CODEC_TYPE_AUDIO:
8a6cb114 1344 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1345 audio_size += ret;
1346 pkt.flags |= PKT_FLAG_KEY;
1347 break;
1348 case CODEC_TYPE_VIDEO:
8a6cb114 1349 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1350 video_size += ret;
1351 if(enc->coded_frame && enc->coded_frame->key_frame)
1352 pkt.flags |= PKT_FLAG_KEY;
1353 if (ost->logfile && enc->stats_out) {
1354 fprintf(ost->logfile, "%s", enc->stats_out);
1355 }
1356 break;
1357 default:
1358 ret=-1;
1359 }
1360
1361 if(ret<=0)
1362 break;
27537106 1363 pkt.data= bit_buffer;
6f824977
MN
1364 pkt.size= ret;
1365 if(enc->coded_frame)
1366 pkt.pts= enc->coded_frame->pts;
1367 av_interleaved_write_frame(os, &pkt);
1368 }
1369 }
1370 }
1371 }
1372 }
1373
a700a6ae
FB
1374 return 0;
1375 fail_decode:
1376 return -1;
1377}
1378
1379
85f07f22
FB
1380/*
1381 * The following code is the main loop of the file converter
1382 */
1383static int av_encode(AVFormatContext **output_files,
1384 int nb_output_files,
1385 AVFormatContext **input_files,
1386 int nb_input_files,
1387 AVStreamMap *stream_maps, int nb_stream_maps)
1388{
445f1b83 1389 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1390 AVFormatContext *is, *os;
1391 AVCodecContext *codec, *icodec;
1392 AVOutputStream *ost, **ost_table = NULL;
1393 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1394 AVInputFile *file_table;
51bd4565 1395 AVFormatContext *stream_no_data;
cb09b2ed 1396 int key;
bdc4796f 1397
51bd4565 1398 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1399 if (!file_table)
1400 goto fail;
27537106 1401
85f07f22
FB
1402 /* input stream init */
1403 j = 0;
1404 for(i=0;i<nb_input_files;i++) {
1405 is = input_files[i];
1406 file_table[i].ist_index = j;
79fdaa4c 1407 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1408 j += is->nb_streams;
1409 }
1410 nb_istreams = j;
1411
1412 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1413 if (!ist_table)
bdc4796f 1414 goto fail;
85f07f22
FB
1415
1416 for(i=0;i<nb_istreams;i++) {
1417 ist = av_mallocz(sizeof(AVInputStream));
1418 if (!ist)
1419 goto fail;
1420 ist_table[i] = ist;
1421 }
1422 j = 0;
1423 for(i=0;i<nb_input_files;i++) {
1424 is = input_files[i];
1425 for(k=0;k<is->nb_streams;k++) {
1426 ist = ist_table[j++];
1427 ist->st = is->streams[k];
1428 ist->file_index = i;
1429 ist->index = k;
1430 ist->discard = 1; /* the stream is discarded by default
1431 (changed later) */
bdfcbbed
MK
1432
1433 if (ist->st->codec.rate_emu) {
1434 ist->start = av_gettime();
1435 ist->frame = 0;
1436 }
85f07f22
FB
1437 }
1438 }
1439
1440 /* output stream init */
1441 nb_ostreams = 0;
1442 for(i=0;i<nb_output_files;i++) {
1443 os = output_files[i];
1444 nb_ostreams += os->nb_streams;
1445 }
1446 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1447 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1448 exit(1);
1449 }
1450
bd073980
BF
1451 /* Sanity check the mapping args -- do the input files & streams exist? */
1452 for(i=0;i<nb_stream_maps;i++) {
1453 int fi = stream_maps[i].file_index;
1454 int si = stream_maps[i].stream_index;
1455
1456 if (fi < 0 || fi > nb_input_files - 1 ||
1457 si < 0 || si > file_table[fi].nb_streams - 1) {
1458 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1459 exit(1);
1460 }
1461 }
1462
85f07f22
FB
1463 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1464 if (!ost_table)
1465 goto fail;
1466 for(i=0;i<nb_ostreams;i++) {
1467 ost = av_mallocz(sizeof(AVOutputStream));
1468 if (!ost)
1469 goto fail;
1470 ost_table[i] = ost;
1471 }
1472
1473 n = 0;
1474 for(k=0;k<nb_output_files;k++) {
1475 os = output_files[k];
1476 for(i=0;i<os->nb_streams;i++) {
1477 int found;
1478 ost = ost_table[n++];
1479 ost->file_index = k;
1480 ost->index = i;
1481 ost->st = os->streams[i];
1482 if (nb_stream_maps > 0) {
1483 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
1484 stream_maps[n-1].stream_index;
bd073980
BF
1485
1486 /* Sanity check that the stream types match */
1487 if (ist_table[ost->source_index]->st->codec.codec_type != ost->st->codec.codec_type) {
1488 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1489 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1490 ost->file_index, ost->index);
1491 exit(1);
1492 }
1493
85f07f22
FB
1494 } else {
1495 /* get corresponding input stream index : we select the first one with the right type */
1496 found = 0;
1497 for(j=0;j<nb_istreams;j++) {
1498 ist = ist_table[j];
1499 if (ist->discard &&
1500 ist->st->codec.codec_type == ost->st->codec.codec_type) {
1501 ost->source_index = j;
1502 found = 1;
c19e76ce 1503 break;
85f07f22
FB
1504 }
1505 }
1506
1507 if (!found) {
1508 /* try again and reuse existing stream */
1509 for(j=0;j<nb_istreams;j++) {
1510 ist = ist_table[j];
1511 if (ist->st->codec.codec_type == ost->st->codec.codec_type) {
1512 ost->source_index = j;
1513 found = 1;
1514 }
1515 }
1516 if (!found) {
1517 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1518 ost->file_index, ost->index);
1519 exit(1);
1520 }
1521 }
1522 }
1523 ist = ist_table[ost->source_index];
1524 ist->discard = 0;
1525 }
1526 }
1527
85f07f22
FB
1528 /* for each output stream, we compute the right encoding parameters */
1529 for(i=0;i<nb_ostreams;i++) {
1530 ost = ost_table[i];
1531 ist = ist_table[ost->source_index];
1532
1533 codec = &ost->st->codec;
1534 icodec = &ist->st->codec;
1535
1629626f
FB
1536 if (ost->st->stream_copy) {
1537 /* if stream_copy is selected, no need to decode or encode */
1538 codec->codec_id = icodec->codec_id;
1539 codec->codec_type = icodec->codec_type;
b2a2197e 1540 if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
1629626f 1541 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1542 codec->extradata= icodec->extradata;
1543 codec->extradata_size= icodec->extradata_size;
1629626f
FB
1544 switch(codec->codec_type) {
1545 case CODEC_TYPE_AUDIO:
1546 codec->sample_rate = icodec->sample_rate;
1547 codec->channels = icodec->channels;
0a3b0447 1548 codec->frame_size = icodec->frame_size;
c1344911 1549 codec->block_align= icodec->block_align;
1629626f
FB
1550 break;
1551 case CODEC_TYPE_VIDEO:
1552 codec->frame_rate = icodec->frame_rate;
14bea432 1553 codec->frame_rate_base = icodec->frame_rate_base;
1629626f
FB
1554 codec->width = icodec->width;
1555 codec->height = icodec->height;
ff8cc24b 1556 codec->has_b_frames = icodec->has_b_frames;
1629626f
FB
1557 break;
1558 default:
1559 av_abort();
1560 }
1561 } else {
1562 switch(codec->codec_type) {
1563 case CODEC_TYPE_AUDIO:
85f07f22
FB
1564 if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1565 goto fail;
1629626f 1566
85f07f22
FB
1567 if (codec->channels == icodec->channels &&
1568 codec->sample_rate == icodec->sample_rate) {
1569 ost->audio_resample = 0;
1570 } else {
e0d2714a 1571 if (codec->channels != icodec->channels &&
23c99253
MN
1572 (icodec->codec_id == CODEC_ID_AC3 ||
1573 icodec->codec_id == CODEC_ID_DTS)) {
1574 /* Special case for 5:1 AC3 and DTS input */
e0d2714a 1575 /* and mono or stereo output */
6dc96cb0
J
1576 /* Request specific number of channels */
1577 icodec->channels = codec->channels;
1578 if (codec->sample_rate == icodec->sample_rate)
1579 ost->audio_resample = 0;
1580 else {
1581 ost->audio_resample = 1;
6dc96cb0 1582 }
e0d2714a
J
1583 } else {
1584 ost->audio_resample = 1;
986ebcdb
MN
1585 }
1586 }
ff4905a5 1587 if(audio_sync_method>1)
986ebcdb
MN
1588 ost->audio_resample = 1;
1589
1590 if(ost->audio_resample){
1591 ost->resample = audio_resample_init(codec->channels, icodec->channels,
1592 codec->sample_rate, icodec->sample_rate);
1593 if(!ost->resample){
1594 printf("Can't resample. Aborting.\n");
1595 av_abort();
e0d2714a 1596 }
85f07f22
FB
1597 }
1598 ist->decoding_needed = 1;
1599 ost->encoding_needed = 1;
1629626f
FB
1600 break;
1601 case CODEC_TYPE_VIDEO:
85f07f22 1602 if (codec->width == icodec->width &&
34b10a57
D
1603 codec->height == icodec->height &&
1604 frame_topBand == 0 &&
1605 frame_bottomBand == 0 &&
1606 frame_leftBand == 0 &&
1ff93ffc
TK
1607 frame_rightBand == 0 &&
1608 frame_padtop == 0 &&
1609 frame_padbottom == 0 &&
1610 frame_padleft == 0 &&
1611 frame_padright == 0)
34b10a57
D
1612 {
1613 ost->video_resample = 0;
1614 ost->video_crop = 0;
1ff93ffc 1615 ost->video_pad = 0;
34b10a57
D
1616 } else if ((codec->width == icodec->width -
1617 (frame_leftBand + frame_rightBand)) &&
1618 (codec->height == icodec->height -
1619 (frame_topBand + frame_bottomBand)))
1620 {
85f07f22 1621 ost->video_resample = 0;
34b10a57
D
1622 ost->video_crop = 1;
1623 ost->topBand = frame_topBand;
1624 ost->leftBand = frame_leftBand;
1ff93ffc
TK
1625 } else if ((codec->width == icodec->width +
1626 (frame_padleft + frame_padright)) &&
1627 (codec->height == icodec->height +
1628 (frame_padtop + frame_padbottom))) {
1629 ost->video_resample = 0;
1630 ost->video_crop = 0;
1631 ost->video_pad = 1;
1632 ost->padtop = frame_padtop;
1633 ost->padleft = frame_padleft;
1634 ost->padbottom = frame_padbottom;
1635 ost->padright = frame_padright;
2de28abb 1636 avcodec_get_frame_defaults(&ost->pict_tmp);
a4d36c11 1637 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1ff93ffc
TK
1638 codec->width, codec->height ) )
1639 goto fail;
85f07f22 1640 } else {
85f07f22 1641 ost->video_resample = 1;
34b10a57 1642 ost->video_crop = 0; // cropping is handled as part of resample
2de28abb 1643 avcodec_get_frame_defaults(&ost->pict_tmp);
a4d36c11 1644 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
2caa92d9 1645 codec->width, codec->height ) )
85f07f22 1646 goto fail;
85f07f22 1647
ab6d194a 1648 ost->img_resample_ctx = img_resample_full_init(
85f07f22 1649 ost->st->codec.width, ost->st->codec.height,
ab6d194a
MN
1650 ist->st->codec.width, ist->st->codec.height,
1651 frame_topBand, frame_bottomBand,
1ff93ffc
TK
1652 frame_leftBand, frame_rightBand,
1653 frame_padtop, frame_padbottom,
1654 frame_padleft, frame_padright);
1655
1656 ost->padtop = frame_padtop;
1657 ost->padleft = frame_padleft;
1658 ost->padbottom = frame_padbottom;
1659 ost->padright = frame_padright;
1660
85f07f22
FB
1661 }
1662 ost->encoding_needed = 1;
1663 ist->decoding_needed = 1;
1629626f
FB
1664 break;
1665 default:
1666 av_abort();
85f07f22 1667 }
1629626f
FB
1668 /* two pass mode */
1669 if (ost->encoding_needed &&
1670 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1671 char logfilename[1024];
1672 FILE *f;
1673 int size;
1674 char *logbuffer;
1675
1676 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1677 pass_logfilename ?
1678 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1679 if (codec->flags & CODEC_FLAG_PASS1) {
1680 f = fopen(logfilename, "w");
1681 if (!f) {
1682 perror(logfilename);
1683 exit(1);
1684 }
1685 ost->logfile = f;
1686 } else {
1687 /* read the log file */
1688 f = fopen(logfilename, "r");
1689 if (!f) {
1690 perror(logfilename);
1691 exit(1);
1692 }
1693 fseek(f, 0, SEEK_END);
1694 size = ftell(f);
1695 fseek(f, 0, SEEK_SET);
1696 logbuffer = av_malloc(size + 1);
1697 if (!logbuffer) {
1698 fprintf(stderr, "Could not allocate log buffer\n");
1699 exit(1);
1700 }
4776fa92 1701 size = fread(logbuffer, 1, size, f);
1629626f
FB
1702 fclose(f);
1703 logbuffer[size] = '\0';
1704 codec->stats_in = logbuffer;
5abdb4b1 1705 }
5abdb4b1
FB
1706 }
1707 }
8a6cb114
MN
1708 if(codec->codec_type == CODEC_TYPE_VIDEO){
1709 int size= codec->width * codec->height;
1710 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1711 }
85f07f22
FB
1712 }
1713
8a6cb114
MN
1714 if (!bit_buffer)
1715 bit_buffer = av_malloc(bit_buffer_size);
1716 if (!bit_buffer)
1717 goto fail;
1718
1629626f
FB
1719 /* dump the file output parameters - cannot be done before in case
1720 of stream copy */
1721 for(i=0;i<nb_output_files;i++) {
1722 dump_format(output_files[i], i, output_files[i]->filename, 1);
1723 }
1724
1725 /* dump the stream mapping */
d8019eb5
AD
1726 if (verbose >= 0) {
1727 fprintf(stderr, "Stream mapping:\n");
1728 for(i=0;i<nb_ostreams;i++) {
1729 ost = ost_table[i];
1730 fprintf(stderr, " Stream #%d.%d -> #%d.%d\n",
1731 ist_table[ost->source_index]->file_index,
1732 ist_table[ost->source_index]->index,
1733 ost->file_index,
1734 ost->index);
1735 }
1629626f
FB
1736 }
1737
85f07f22
FB
1738 /* open each encoder */
1739 for(i=0;i<nb_ostreams;i++) {
1740 ost = ost_table[i];
1741 if (ost->encoding_needed) {
1742 AVCodec *codec;
1743 codec = avcodec_find_encoder(ost->st->codec.codec_id);
1744 if (!codec) {
1745 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1746 ost->file_index, ost->index);
1747 exit(1);
1748 }
1749 if (avcodec_open(&ost->st->codec, codec) < 0) {
3d38fd1c 1750 fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
85f07f22
FB
1751 ost->file_index, ost->index);
1752 exit(1);
1753 }
1008ceb3 1754 extra_size += ost->st->codec.extradata_size;
85f07f22
FB
1755 }
1756 }
1757
1758 /* open each decoder */
1759 for(i=0;i<nb_istreams;i++) {
1760 ist = ist_table[i];
1761 if (ist->decoding_needed) {
1762 AVCodec *codec;
1763 codec = avcodec_find_decoder(ist->st->codec.codec_id);
1764 if (!codec) {
10d104e4
PG
1765 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
1766 ist->st->codec.codec_id, ist->file_index, ist->index);
85f07f22
FB
1767 exit(1);
1768 }
1769 if (avcodec_open(&ist->st->codec, codec) < 0) {
1770 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1771 ist->file_index, ist->index);
1772 exit(1);
1773 }
6dc96cb0
J
1774 //if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO)
1775 // ist->st->codec.flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1776 }
1777 }
1778
1779 /* init pts */
1780 for(i=0;i<nb_istreams;i++) {
1781 ist = ist_table[i];
445f1b83 1782 is = input_files[ist->file_index];
e7d0374f 1783 ist->pts = 0;
bd1b79a1
MN
1784 ist->next_pts = ist->st->start_time;
1785 if(ist->next_pts == AV_NOPTS_VALUE)
1786 ist->next_pts=0;
fdb86eb1
MN
1787 if(input_files_ts_offset[ist->file_index])
1788 ist->next_pts= AV_NOPTS_VALUE;
ff4905a5 1789 ist->is_start = 1;
85f07f22 1790 }
bd1b79a1 1791
85f07f22
FB
1792 /* compute buffer size max (should use a complete heuristic) */
1793 for(i=0;i<nb_input_files;i++) {
1794 file_table[i].buffer_size_max = 2048;
1795 }
1796
0a38bafd
PB
1797 /* set meta data information from input file if required */
1798 for (i=0;i<nb_meta_data_maps;i++) {
1799 AVFormatContext *out_file;
1800 AVFormatContext *in_file;
1801
1802 int out_file_index = meta_data_maps[i].out_file;
1803 int in_file_index = meta_data_maps[i].in_file;
1804 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1805 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1806 ret = -EINVAL;
1807 goto fail;
1808 }
1809 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1810 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1811 ret = -EINVAL;
1812 goto fail;
1813 }
1814
1815 out_file = output_files[out_file_index];
1816 in_file = input_files[in_file_index];
1817
1818 strcpy(out_file->title, in_file->title);
1819 strcpy(out_file->author, in_file->author);
1820 strcpy(out_file->copyright, in_file->copyright);
1821 strcpy(out_file->comment, in_file->comment);
1822 strcpy(out_file->album, in_file->album);
1823 out_file->year = in_file->year;
1824 out_file->track = in_file->track;
1825 strcpy(out_file->genre, in_file->genre);
1826 }
1827
85f07f22
FB
1828 /* open files and write file headers */
1829 for(i=0;i<nb_output_files;i++) {
1830 os = output_files[i];
79fdaa4c 1831 if (av_write_header(os) < 0) {
65bf3c53 1832 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
a38469e1
FB
1833 ret = -EINVAL;
1834 goto fail;
1835 }
85f07f22
FB
1836 }
1837
a38469e1 1838#ifndef CONFIG_WIN32
d8019eb5 1839 if ( !using_stdin && verbose >= 0) {
d9a916e2 1840 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
1841 url_set_interrupt_cb(decode_interrupt_cb);
1842 }
a38469e1
FB
1843#endif
1844 term_init();
1845
51bd4565 1846 stream_no_data = 0;
cb09b2ed 1847 key = -1;
51bd4565 1848
d9a916e2 1849 for(; received_sigterm == 0;) {
85f07f22
FB
1850 int file_index, ist_index;
1851 AVPacket pkt;
a9aeda81
PB
1852 double ipts_min;
1853 double opts_min;
23ffe323 1854
85f07f22 1855 redo:
a9aeda81
PB
1856 ipts_min= 1e100;
1857 opts_min= 1e100;
a38469e1 1858 /* if 'q' pressed, exits */
d9a916e2 1859 if (!using_stdin) {
b51469a0
LS
1860 if (q_pressed)
1861 break;
cb09b2ed
PG
1862 /* read_key() returns 0 on EOF */
1863 key = read_key();
1864 if (key == 'q')
1865 break;
1866 }
a38469e1 1867
ec5517d5
FB
1868 /* select the stream that we must read now by looking at the
1869 smallest output pts */
85f07f22 1870 file_index = -1;
ec5517d5 1871 for(i=0;i<nb_ostreams;i++) {
23ffe323 1872 double ipts, opts;
ec5517d5
FB
1873 ost = ost_table[i];
1874 os = output_files[ost->file_index];
1875 ist = ist_table[ost->source_index];
23ffe323
MN
1876 if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO)
1877 opts = (double)ost->sync_opts * ost->st->codec.frame_rate_base / ost->st->codec.frame_rate;
1878 else
1879 opts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
1880 ipts = (double)ist->pts;
1881 if (!file_table[ist->file_index].eof_reached){
1882 if(ipts < ipts_min) {
1883 ipts_min = ipts;
1884 if(input_sync ) file_index = ist->file_index;
1885 }
1886 if(opts < opts_min) {
1887 opts_min = opts;
1888 if(!input_sync) file_index = ist->file_index;
1889 }
85f07f22 1890 }
7ca60994
MN
1891 if(ost->frame_number >= max_frames[ost->st->codec.codec_type]){
1892 file_index= -1;
1893 break;
1894 }
85f07f22
FB
1895 }
1896 /* if none, if is finished */
51bd4565 1897 if (file_index < 0) {
85f07f22 1898 break;
ec5517d5
FB
1899 }
1900
85f07f22 1901 /* finish if recording time exhausted */
23ffe323 1902 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 1903 break;
ec5517d5 1904
b6e16b86
C
1905 /* finish if limit size exhausted */
1906 if (limit_filesize != 0 && (limit_filesize * 1024) < url_ftell(&output_files[0]->pb))
1907 break;
1908
254abc2e 1909 /* read a frame from it and output it in the fifo */
85f07f22 1910 is = input_files[file_index];
254abc2e 1911 if (av_read_frame(is, &pkt) < 0) {
85f07f22 1912 file_table[file_index].eof_reached = 1;
ca80810b 1913 if (opt_shortest) break; else continue; //
85f07f22 1914 }
303e50e6 1915
51bd4565
PG
1916 if (!pkt.size) {
1917 stream_no_data = is;
1918 } else {
1919 stream_no_data = 0;
1920 }
254abc2e
FB
1921 if (do_pkt_dump) {
1922 av_pkt_dump(stdout, &pkt, do_hex_dump);
817b23ff 1923 }
79fdaa4c
FB
1924 /* the following test is needed in case new streams appear
1925 dynamically in stream : we ignore them */
1926 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 1927 goto discard_packet;
85f07f22
FB
1928 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1929 ist = ist_table[ist_index];
bf5af568
FB
1930 if (ist->discard)
1931 goto discard_packet;
85f07f22 1932
72bd8100 1933// fprintf(stderr, "next:%lld dts:%lld off:%lld %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec.codec_type);
fdb86eb1 1934 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
72bd8100
MN
1935 int64_t delta= pkt.dts - ist->next_pts;
1936 if(ABS(delta) > 10LL*AV_TIME_BASE && !copy_ts){
1937 input_files_ts_offset[ist->file_index]-= delta;
1938 if (verbose > 2)
1939 fprintf(stderr, "timestamp discontinuity %lld, new offset= %lld\n", delta, input_files_ts_offset[ist->file_index]);
1940 for(i=0; i<file_table[file_index].nb_streams; i++){
1941 int index= file_table[file_index].ist_index + i;
1942 ist_table[index]->next_pts += delta;
ff4905a5 1943 ist_table[index]->is_start=1;
72bd8100
MN
1944 }
1945 }
1946 }
1947
8831db5c 1948 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 1949 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
1950
1951 if (verbose >= 0)
1952 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1953 ist->file_index, ist->index);
1954
a700a6ae
FB
1955 av_free_packet(&pkt);
1956 goto redo;
fe08925f 1957 }
a700a6ae 1958
bf5af568 1959 discard_packet:
85f07f22
FB
1960 av_free_packet(&pkt);
1961
ec5517d5
FB
1962 /* dump report by using the output first video and audio streams */
1963 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 1964 }
a700a6ae
FB
1965
1966 /* at the end of stream, we must flush the decoder buffers */
1967 for(i=0;i<nb_istreams;i++) {
1968 ist = ist_table[i];
1969 if (ist->decoding_needed) {
1970 output_packet(ist, i, ost_table, nb_ostreams, NULL);
1971 }
1972 }
1973
a38469e1 1974 term_exit();
85f07f22 1975
c4e37247
MN
1976 /* write the trailer if needed and close file */
1977 for(i=0;i<nb_output_files;i++) {
1978 os = output_files[i];
1979 av_write_trailer(os);
1980 }
1981
37f5cd5a
MN
1982 /* dump report by using the first video and audio streams */
1983 print_report(output_files, ost_table, nb_ostreams, 1);
1984
85f07f22
FB
1985 /* close each encoder */
1986 for(i=0;i<nb_ostreams;i++) {
1987 ost = ost_table[i];
1988 if (ost->encoding_needed) {
5abdb4b1 1989 av_freep(&ost->st->codec.stats_in);
85f07f22
FB
1990 avcodec_close(&ost->st->codec);
1991 }
1992 }
1993
1994 /* close each decoder */
1995 for(i=0;i<nb_istreams;i++) {
1996 ist = ist_table[i];
1997 if (ist->decoding_needed) {
1998 avcodec_close(&ist->st->codec);
1999 }
2000 }
85f07f22 2001
85f07f22
FB
2002 /* finished ! */
2003
2004 ret = 0;
2005 fail1:
83b07470 2006 av_freep(&bit_buffer);
0f1578af 2007 av_free(file_table);
bdc4796f 2008
85f07f22
FB
2009 if (ist_table) {
2010 for(i=0;i<nb_istreams;i++) {
2011 ist = ist_table[i];
0f1578af 2012 av_free(ist);
85f07f22 2013 }
0f1578af 2014 av_free(ist_table);
85f07f22
FB
2015 }
2016 if (ost_table) {
2017 for(i=0;i<nb_ostreams;i++) {
2018 ost = ost_table[i];
2019 if (ost) {
5abdb4b1
FB
2020 if (ost->logfile) {
2021 fclose(ost->logfile);
2022 ost->logfile = NULL;
2023 }
bf5af568
FB
2024 fifo_free(&ost->fifo); /* works even if fifo is not
2025 initialized but set to zero */
0f1578af 2026 av_free(ost->pict_tmp.data[0]);
85f07f22
FB
2027 if (ost->video_resample)
2028 img_resample_close(ost->img_resample_ctx);
2029 if (ost->audio_resample)
2030 audio_resample_close(ost->resample);
0f1578af 2031 av_free(ost);
85f07f22
FB
2032 }
2033 }
0f1578af 2034 av_free(ost_table);
85f07f22
FB
2035 }
2036 return ret;
2037 fail:
2038 ret = -ENOMEM;
2039 goto fail1;
2040}
2041
2042#if 0
2043int file_read(const char *filename)
2044{
2045 URLContext *h;
2046 unsigned char buffer[1024];
2047 int len, i;
2048
2049 if (url_open(&h, filename, O_RDONLY) < 0) {
2050 printf("could not open '%s'\n", filename);
2051 return -1;
2052 }
2053 for(;;) {
2054 len = url_read(h, buffer, sizeof(buffer));
2055 if (len <= 0)
2056 break;
2057 for(i=0;i<len;i++) putchar(buffer[i]);
2058 }
2059 url_close(h);
2060 return 0;
2061}
2062#endif
2063
b29f97d1 2064static void opt_image_format(const char *arg)
817b23ff
FB
2065{
2066 AVImageFormat *f;
2067
2068 for(f = first_image_format; f != NULL; f = f->next) {
2069 if (!strcmp(arg, f->name))
2070 break;
2071 }
2072 if (!f) {
2073 fprintf(stderr, "Unknown image format: '%s'\n", arg);
2074 exit(1);
2075 }
2076 image_format = f;
2077}
2078
b29f97d1 2079static void opt_format(const char *arg)
85f07f22 2080{
817b23ff
FB
2081 /* compatibility stuff for pgmyuv */
2082 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2083 pgmyuv_compatibility_hack=1;
9286699a 2084// opt_image_format(arg);
5b6d5596 2085 arg = "image2";
817b23ff
FB
2086 }
2087
79fdaa4c
FB
2088 file_iformat = av_find_input_format(arg);
2089 file_oformat = guess_format(arg, NULL, NULL);
2090 if (!file_iformat && !file_oformat) {
2091 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB
2092 exit(1);
2093 }
85f07f22
FB
2094}
2095
b29f97d1 2096static void opt_video_bitrate(const char *arg)
85f07f22
FB
2097{
2098 video_bit_rate = atoi(arg) * 1000;
2099}
2100
b29f97d1 2101static void opt_video_bitrate_tolerance(const char *arg)
9cdd6a24
MN
2102{
2103 video_bit_rate_tolerance = atoi(arg) * 1000;
2104}
2105
b29f97d1 2106static void opt_video_bitrate_max(const char *arg)
3aa102be
MN
2107{
2108 video_rc_max_rate = atoi(arg) * 1000;
2109}
2110
b29f97d1 2111static void opt_video_bitrate_min(const char *arg)
3aa102be
MN
2112{
2113 video_rc_min_rate = atoi(arg) * 1000;
2114}
2115
b29f97d1 2116static void opt_video_buffer_size(const char *arg)
946c8a12 2117{
622348f9 2118 video_rc_buffer_size = atoi(arg) * 8*1024;
946c8a12
MN
2119}
2120
b29f97d1 2121static void opt_video_rc_eq(char *arg)
3aa102be
MN
2122{
2123 video_rc_eq = arg;
2124}
2125
b29f97d1 2126static void opt_video_rc_override_string(char *arg)
ac2830ec
MN
2127{
2128 video_rc_override_string = arg;
2129}
2130
3aa102be 2131
b29f97d1 2132static void opt_workaround_bugs(const char *arg)
fe670d09
MN
2133{
2134 workaround_bugs = atoi(arg);
2135}
2136
b29f97d1 2137static void opt_dct_algo(const char *arg)
463678ac
MN
2138{
2139 dct_algo = atoi(arg);
2140}
2141
b29f97d1 2142static void opt_idct_algo(const char *arg)
2ad1516a
MN
2143{
2144 idct_algo = atoi(arg);
2145}
2146
f4f3223f
MN
2147static void opt_me_threshold(const char *arg)
2148{
2149 me_threshold = atoi(arg);
2150}
2151
f20f8a8b
MN
2152static void opt_mb_threshold(const char *arg)
2153{
2154 mb_threshold = atoi(arg);
2155}
2ad1516a 2156
b29f97d1 2157static void opt_error_resilience(const char *arg)
8409b8fe
MN
2158{
2159 error_resilience = atoi(arg);
2160}
2161
b29f97d1 2162static void opt_error_concealment(const char *arg)
4d2858de
MN
2163{
2164 error_concealment = atoi(arg);
2165}
2166
b29f97d1 2167static void opt_debug(const char *arg)
59b571c1
MN
2168{
2169 debug = atoi(arg);
2170}
4d2858de 2171
0c9bbaec
WH
2172static void opt_vismv(const char *arg)
2173{
2174 debug_mv = atoi(arg);
2175}
2176
f068206e
BE
2177static void opt_verbose(const char *arg)
2178{
2179 verbose = atoi(arg);
d8019eb5 2180 av_log_set_level(atoi(arg));
f068206e
BE
2181}
2182
b29f97d1 2183static void opt_frame_rate(const char *arg)
85f07f22 2184{
445f1b83
RS
2185 if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
2186 fprintf(stderr, "Incorrect frame rate\n");
2187 exit(1);
2188 }
85f07f22
FB
2189}
2190
b29f97d1 2191static void opt_frame_crop_top(const char *arg)
ab6d194a
MN
2192{
2193 frame_topBand = atoi(arg);
2194 if (frame_topBand < 0) {
2195 fprintf(stderr, "Incorrect top crop size\n");
2196 exit(1);
2197 }
2198 if ((frame_topBand % 2) != 0) {
2199 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2200 exit(1);
2201 }
2202 if ((frame_topBand) >= frame_height){
2203 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2204 exit(1);
2205 }
2206 frame_height -= frame_topBand;
2207}
2208
b29f97d1 2209static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2210{
2211 frame_bottomBand = atoi(arg);
2212 if (frame_bottomBand < 0) {
2213 fprintf(stderr, "Incorrect bottom crop size\n");
2214 exit(1);
2215 }
2216 if ((frame_bottomBand % 2) != 0) {
2217 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2218 exit(1);
2219 }
2220 if ((frame_bottomBand) >= frame_height){
2221 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2222 exit(1);
2223 }
2224 frame_height -= frame_bottomBand;
2225}
2226
b29f97d1 2227static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2228{
2229 frame_leftBand = atoi(arg);
2230 if (frame_leftBand < 0) {
2231 fprintf(stderr, "Incorrect left crop size\n");
2232 exit(1);
2233 }
2234 if ((frame_leftBand % 2) != 0) {
2235 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2236 exit(1);
2237 }
2238 if ((frame_leftBand) >= frame_width){
2239 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2240 exit(1);
2241 }
2242 frame_width -= frame_leftBand;
2243}
2244
b29f97d1 2245static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2246{
2247 frame_rightBand = atoi(arg);
2248 if (frame_rightBand < 0) {
2249 fprintf(stderr, "Incorrect right crop size\n");
2250 exit(1);
2251 }
2252 if ((frame_rightBand % 2) != 0) {
2253 fprintf(stderr, "Right crop size must be a multiple of 2\n");
2254 exit(1);
2255 }
2256 if ((frame_rightBand) >= frame_width){
2257 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2258 exit(1);
2259 }
2260 frame_width -= frame_rightBand;
2261}
2262
b29f97d1 2263static void opt_frame_size(const char *arg)
85f07f22 2264{
445f1b83 2265 if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB
2266 fprintf(stderr, "Incorrect frame size\n");
2267 exit(1);
2268 }
2269 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2270 fprintf(stderr, "Frame size must be a multiple of 2\n");
2271 exit(1);
2272 }
2273}
2274
1ff93ffc
TK
2275
2276#define SCALEBITS 10
2277#define ONE_HALF (1 << (SCALEBITS - 1))
2278#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
2279
2280#define RGB_TO_Y(r, g, b) \
2281((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2282 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2283
2284#define RGB_TO_U(r1, g1, b1, shift)\
2285(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2286 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2287
2288#define RGB_TO_V(r1, g1, b1, shift)\
2289(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2290 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2291
2292static void opt_pad_color(const char *arg) {
2293 /* Input is expected to be six hex digits similar to
2294 how colors are expressed in html tags (but without the #) */
2295 int rgb = strtol(arg, NULL, 16);
2296 int r,g,b;
2297
2298 r = (rgb >> 16);
2299 g = ((rgb >> 8) & 255);
2300 b = (rgb & 255);
2301
2302 padcolor[0] = RGB_TO_Y(r,g,b);
2303 padcolor[1] = RGB_TO_U(r,g,b,0);
2304 padcolor[2] = RGB_TO_V(r,g,b,0);
2305}
2306
2307static void opt_frame_pad_top(const char *arg)
2308{
2309 frame_padtop = atoi(arg);
2310 if (frame_padtop < 0) {
2311 fprintf(stderr, "Incorrect top pad size\n");
2312 exit(1);
2313 }
2314 if ((frame_padtop % 2) != 0) {
2315 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2316 exit(1);
2317 }
2318}
2319
2320static void opt_frame_pad_bottom(const char *arg)
2321{
2322 frame_padbottom = atoi(arg);
2323 if (frame_padbottom < 0) {
2324 fprintf(stderr, "Incorrect bottom pad size\n");
2325 exit(1);
2326 }
2327 if ((frame_padbottom % 2) != 0) {
2328 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2329 exit(1);
2330 }
2331}
2332
2333
2334static void opt_frame_pad_left(const char *arg)
2335{
2336 frame_padleft = atoi(arg);
2337 if (frame_padleft < 0) {
2338 fprintf(stderr, "Incorrect left pad size\n");
2339 exit(1);
2340 }
2341 if ((frame_padleft % 2) != 0) {
2342 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2343 exit(1);
2344 }
2345}
2346
2347
2348static void opt_frame_pad_right(const char *arg)
2349{
2350 frame_padright = atoi(arg);
2351 if (frame_padright < 0) {
2352 fprintf(stderr, "Incorrect right pad size\n");
2353 exit(1);
2354 }
2355 if ((frame_padright % 2) != 0) {
2356 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2357 exit(1);
2358 }
2359}
2360
2361
63167088
RS
2362static void opt_frame_pix_fmt(const char *arg)
2363{
2364 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2365}
2366
5fe03e38
RS
2367static void opt_frame_aspect_ratio(const char *arg)
2368{
2369 int x = 0, y = 0;
2370 double ar = 0;
2371 const char *p;
2372
2373 p = strchr(arg, ':');
2374 if (p) {
2375 x = strtol(arg, (char **)&arg, 10);
2376 if (arg == p)
2377 y = strtol(arg+1, (char **)&arg, 10);
2378 if (x > 0 && y > 0)
2379 ar = (double)x / (double)y;
2380 } else
2381 ar = strtod(arg, (char **)&arg);
2382
2383 if (!ar) {
2384 fprintf(stderr, "Incorrect aspect ratio specification.\n");
2385 exit(1);
2386 }
2387 frame_aspect_ratio = ar;
2388}
2389
b29f97d1 2390static void opt_gop_size(const char *arg)
85f07f22
FB
2391{
2392 gop_size = atoi(arg);
2393}
2394
b29f97d1 2395static void opt_b_frames(const char *arg)
bc6caae2
J
2396{
2397 b_frames = atoi(arg);
2398 if (b_frames > FF_MAX_B_FRAMES) {
2399 fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
2400 exit(1);
2401 } else if (b_frames < 1) {
2402 fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
2403 exit(1);
2404 }
2405}
2406
7d1c3fc1
MN
2407static void opt_mb_decision(const char *arg)
2408{
2409 mb_decision = atoi(arg);
2410}
2411
5d43635e
MN
2412static void opt_mb_cmp(const char *arg)
2413{
2414 mb_cmp = atoi(arg);
2415}
2416
622348f9
MN
2417static void opt_ildct_cmp(const char *arg)
2418{
2419 ildct_cmp = atoi(arg);
2420}
2421
5d43635e
MN
2422static void opt_sub_cmp(const char *arg)
2423{
2424 sub_cmp = atoi(arg);
2425}
2426
2427static void opt_cmp(const char *arg)
2428{
2429 cmp = atoi(arg);
2430}
2431
9c3d33d6
MN
2432static void opt_pre_cmp(const char *arg)
2433{
2434 pre_cmp = atoi(arg);
2435}
2436
2437static void opt_pre_me(const char *arg)
2438{
2439 pre_me = atoi(arg);
2440}
2441
2442static void opt_lumi_mask(const char *arg)
2443{
2444 lumi_mask = atof(arg);
2445}
2446
2447static void opt_dark_mask(const char *arg)
2448{
2449 dark_mask = atof(arg);
2450}
2451
2452static void opt_scplx_mask(const char *arg)
2453{
2454 scplx_mask = atof(arg);
2455}
2456
2457static void opt_tcplx_mask(const char *arg)
2458{
2459 tcplx_mask = atof(arg);
2460}
2461
2462static void opt_p_mask(const char *arg)
2463{
2464 p_mask = atof(arg);
2465}
2466
b29f97d1 2467static void opt_qscale(const char *arg)
85f07f22 2468{
158c7f05
MN
2469 video_qscale = atof(arg);
2470 if (video_qscale < 0.01 ||
2471 video_qscale > 255) {
2472 fprintf(stderr, "qscale must be >= 0.01 and <= 255\n");
85f07f22
FB
2473 exit(1);
2474 }
2475}
2476
6a5d4395
MD
2477static void opt_qsquish(const char *arg)
2478{
2479 video_qsquish = atof(arg);
2480 if (video_qsquish < 0.0 ||
2481 video_qsquish > 99.0) {
2482 fprintf(stderr, "qsquish must be >= 0.0 and <= 99.0\n");
2483 exit(1);
2484 }
2485}
2486
2487static void opt_lelim(const char *arg)
2488{
2489 video_lelim = atoi(arg);
2490 if (video_lelim < -99 ||
2491 video_lelim > 99) {
2492 fprintf(stderr, "lelim must be >= -99 and <= 99\n");
2493 exit(1);
2494 }
2495}
2496
2497static void opt_celim(const char *arg)
2498{
2499 video_celim = atoi(arg);
2500 if (video_celim < -99 ||
2501 video_celim > 99) {
2502 fprintf(stderr, "celim must be >= -99 and <= 99\n");
2503 exit(1);
2504 }
2505}
2506
4ea4b274
MN
2507static void opt_lmax(const char *arg)
2508{
2509 video_lmax = atof(arg)*FF_QP2LAMBDA;
2510}
2511
2512static void opt_lmin(const char *arg)
2513{
2514 video_lmin = atof(arg)*FF_QP2LAMBDA;
2515}
2516
b29f97d1 2517static void opt_qmin(const char *arg)
9cdd6a24
MN
2518{
2519 video_qmin = atoi(arg);
6e0d8c06 2520 if (video_qmin < 1 ||
9cdd6a24
MN
2521 video_qmin > 31) {
2522 fprintf(stderr, "qmin must be >= 1 and <= 31\n");
2523 exit(1);
2524 }
2525}
2526
b29f97d1 2527static void opt_qmax(const char *arg)
9cdd6a24
MN
2528{
2529 video_qmax = atoi(arg);
6e0d8c06 2530 if (video_qmax < 1 ||
9cdd6a24
MN
2531 video_qmax > 31) {
2532 fprintf(stderr, "qmax must be >= 1 and <= 31\n");
2533 exit(1);
2534 }
2535}
2536
6e0d8c06 2537static void opt_mb_lmin(const char *arg)
17a70fde 2538{
6e0d8c06
MN
2539 video_mb_lmin = atof(arg)*FF_QP2LAMBDA;
2540 if (video_mb_lmin < 1 ||
2541 video_mb_lmin > FF_LAMBDA_MAX) {
2542 fprintf(stderr, "mblmin must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
17a70fde
MN
2543 exit(1);
2544 }
2545}
2546
6e0d8c06 2547static void opt_mb_lmax(const char *arg)
17a70fde 2548{
6e0d8c06
MN
2549 video_mb_lmax = atof(arg)*FF_QP2LAMBDA;
2550 if (video_mb_lmax < 1 ||
2551 video_mb_lmax > FF_LAMBDA_MAX) {
2552 fprintf(stderr, "mblmax must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
17a70fde
MN
2553 exit(1);
2554 }
2555}
2556
b29f97d1 2557static void opt_qdiff(const char *arg)
9cdd6a24
MN
2558{
2559 video_qdiff = atoi(arg);
2560 if (video_qdiff < 0 ||
2561 video_qdiff > 31) {
2562 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2563 exit(1);
2564 }
2565}
2566
b29f97d1 2567static void opt_qblur(const char *arg)
9cdd6a24
MN
2568{
2569 video_qblur = atof(arg);
2570}
2571
b29f97d1 2572static void opt_qcomp(const char *arg)
9cdd6a24
MN
2573{
2574 video_qcomp = atof(arg);
2575}
85f07f22 2576
b29f97d1 2577static void opt_rc_initial_cplx(const char *arg)
ac2830ec
MN
2578{
2579 video_rc_initial_cplx = atof(arg);
2580}
b29f97d1 2581static void opt_b_qfactor(const char *arg)
29700fa6
MN
2582{
2583 video_b_qfactor = atof(arg);
2584}
b29f97d1 2585static void opt_i_qfactor(const char *arg)
29700fa6
MN
2586{
2587 video_i_qfactor = atof(arg);
2588}
b29f97d1 2589static void opt_b_qoffset(const char *arg)
29700fa6
MN
2590{
2591 video_b_qoffset = atof(arg);
2592}
b29f97d1 2593static void opt_i_qoffset(const char *arg)
29700fa6
MN
2594{
2595 video_i_qoffset = atof(arg);
2596}
2597
303e50e6
MN
2598static void opt_ibias(const char *arg)
2599{
2600 video_intra_quant_bias = atoi(arg);
2601}
2602static void opt_pbias(const char *arg)
2603{
2604 video_inter_quant_bias = atoi(arg);
2605}
2606
b29f97d1 2607static void opt_packet_size(const char *arg)
1dbb6d90
MN
2608{
2609 packet_size= atoi(arg);
2610}
2611
7ebfc0ea
MN
2612static void opt_error_rate(const char *arg)
2613{
2614 error_rate= atoi(arg);
2615}
2616
b29f97d1 2617static void opt_strict(const char *arg)
f560dd82
MN
2618{
2619 strict= atoi(arg);
2620}
2621
bb198e19
MN
2622static void opt_top_field_first(const char *arg)
2623{
2624 top_field_first= atoi(arg);
2625}
2626
2627static void opt_noise_reduction(const char *arg)
2628{
2629 noise_reduction= atoi(arg);
2630}
2631
77ea0d4b
MN
2632static void opt_qns(const char *arg)
2633{
2634 qns= atoi(arg);
2635}
2636
303e50e6
MN
2637static void opt_sc_threshold(const char *arg)
2638{
2639 sc_threshold= atoi(arg);
2640}
2641
2f0472ff
TB
2642static void opt_me_range(const char *arg)
2643{
2644 me_range = atoi(arg);
2645}
2646
9c3d33d6
MN
2647static void opt_thread_count(const char *arg)
2648{
2649 thread_count= atoi(arg);
2450cff2 2650#if !defined(HAVE_THREADS)
d8019eb5
AD
2651 if (verbose >= 0)
2652 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2653#endif
9c3d33d6
MN
2654}
2655
b29f97d1 2656static void opt_audio_bitrate(const char *arg)
85f07f22
FB
2657{
2658 audio_bit_rate = atoi(arg) * 1000;
2659}
2660
b29f97d1 2661static void opt_audio_rate(const char *arg)
85f07f22
FB
2662{
2663 audio_sample_rate = atoi(arg);
2664}
2665
b29f97d1 2666static void opt_audio_channels(const char *arg)
85f07f22
FB
2667{
2668 audio_channels = atoi(arg);
2669}
2670
b29f97d1 2671static void opt_video_device(const char *arg)
85f07f22 2672{
e9a9e0c2 2673 video_device = av_strdup(arg);
85f07f22
FB
2674}
2675
2639c651
RS
2676static void opt_grab_device(const char *arg)
2677{
2678 grab_device = av_strdup(arg);
2679}
2680
b29f97d1 2681static void opt_video_channel(const char *arg)
a5df11ab
FB
2682{
2683 video_channel = strtol(arg, NULL, 0);
2684}
2685
e3ee3283
AB
2686static void opt_video_standard(const char *arg)
2687{
2688 video_standard = av_strdup(arg);
2689}
2690
b29f97d1 2691static void opt_audio_device(const char *arg)
85f07f22 2692{
e9a9e0c2 2693 audio_device = av_strdup(arg);
85f07f22
FB
2694}
2695
b29f97d1 2696static void opt_audio_codec(const char *arg)
85f07f22
FB
2697{
2698 AVCodec *p;
2699
1629626f
FB
2700 if (!strcmp(arg, "copy")) {
2701 audio_stream_copy = 1;
85f07f22 2702 } else {
1629626f
FB
2703 p = first_avcodec;
2704 while (p) {
2705 if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_AUDIO)
2706 break;
2707 p = p->next;
2708 }
2709 if (p == NULL) {
2710 fprintf(stderr, "Unknown audio codec '%s'\n", arg);
2711 exit(1);
2712 } else {
2713 audio_codec_id = p->id;
2714 }
85f07f22
FB
2715 }
2716}
2717
b2a2197e
MN
2718static void opt_audio_tag(const char *arg)
2719{
2720 char *tail;
2721 audio_codec_tag= strtol(arg, &tail, 0);
2722
2723 if(!tail || *tail)
2724 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2725}
2726
2727static void opt_video_tag(const char *arg)
2728{
2729 char *tail;
2730 video_codec_tag= strtol(arg, &tail, 0);
2731
2732 if(!tail || *tail)
2733 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2734}
2735
b29f97d1 2736static void add_frame_hooker(const char *arg)
10d104e4
PG
2737{
2738 int argc = 0;
2739 char *argv[64];
2740 int i;
e9a9e0c2 2741 char *args = av_strdup(arg);
10d104e4 2742
bee0d9e5
CY
2743 using_vhook = 1;
2744
10d104e4
PG
2745 argv[0] = strtok(args, " ");
2746 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2747 }
2748
2749 i = frame_hook_add(argc, argv);
2750
2751 if (i != 0) {
2752 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2753 exit(1);
2754 }
2755}
2756
85f07f22
FB
2757const char *motion_str[] = {
2758 "zero",
2759 "full",
2760 "log",
2761 "phods",
7084c149
MN
2762 "epzs",
2763 "x1",
85f07f22
FB
2764 NULL,
2765};
2766
b29f97d1 2767static void opt_motion_estimation(const char *arg)
85f07f22
FB
2768{
2769 const char **p;
2770 p = motion_str;
2771 for(;;) {
2772 if (!*p) {
2773 fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2774 exit(1);
2775 }
2776 if (!strcmp(*p, arg))
2777 break;
2778 p++;
2779 }
101bea5f 2780 me_method = (p - motion_str) + 1;
85f07f22
FB
2781}
2782
b29f97d1 2783static void opt_video_codec(const char *arg)
85f07f22
FB
2784{
2785 AVCodec *p;
2786
1629626f
FB
2787 if (!strcmp(arg, "copy")) {
2788 video_stream_copy = 1;
85f07f22 2789 } else {
1629626f
FB
2790 p = first_avcodec;
2791 while (p) {
2792 if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_VIDEO)
2793 break;
2794 p = p->next;
2795 }
2796 if (p == NULL) {
2797 fprintf(stderr, "Unknown video codec '%s'\n", arg);
2798 exit(1);
2799 } else {
2800 video_codec_id = p->id;
2801 }
85f07f22
FB
2802 }
2803}
2804
b29f97d1 2805static void opt_map(const char *arg)
85f07f22
FB
2806{
2807 AVStreamMap *m;
2808 const char *p;
2809
2810 p = arg;
2811 m = &stream_maps[nb_stream_maps++];
2812
2813 m->file_index = strtol(arg, (char **)&p, 0);
2814 if (*p)
2815 p++;
a5dc85ef
J
2816
2817 m->stream_index = strtol(p, (char **)&p, 0);
85f07f22
FB
2818}
2819
0a38bafd
PB
2820static void opt_map_meta_data(const char *arg)
2821{
2822 AVMetaDataMap *m;
2823 const char *p;
2824
2825 p = arg;
2826 m = &meta_data_maps[nb_meta_data_maps++];
2827
2828 m->out_file = strtol(arg, (char **)&p, 0);
2829 if (*p)
2830 p++;
2831
2832 m->in_file = strtol(p, (char **)&p, 0);
2833}
2834
b29f97d1 2835static void opt_recording_time(const char *arg)
85f07f22
FB
2836{
2837 recording_time = parse_date(arg, 1);
2838}
2839
8831db5c
MN
2840static void opt_start_time(const char *arg)
2841{
2842 start_time = parse_date(arg, 1);
2843}
2844
4568325a
RS
2845static void opt_rec_timestamp(const char *arg)
2846{
2847 rec_timestamp = parse_date(arg, 0) / 1000000;
2848}
2849
a6a92a9a
WG
2850static void opt_input_ts_offset(const char *arg)
2851{
2852 input_ts_offset = parse_date(arg, 1);
2853}
2854
b29f97d1 2855static void opt_input_file(const char *filename)
85f07f22
FB
2856{
2857 AVFormatContext *ic;
2858 AVFormatParameters params, *ap = &params;
14bea432 2859 int err, i, ret, rfps, rfps_base;
bd1b79a1 2860 int64_t timestamp;
85f07f22 2861
b242baa4
FB
2862 if (!strcmp(filename, "-"))
2863 filename = "pipe:";
2864
b551204a 2865 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY
2866 !strcmp( filename, "/dev/stdin" );
2867
85f07f22 2868 /* get default parameters from command line */
79fdaa4c
FB
2869 memset(ap, 0, sizeof(*ap));
2870 ap->sample_rate = audio_sample_rate;
2871 ap->channels = audio_channels;
2872 ap->frame_rate = frame_rate;
14bea432 2873 ap->frame_rate_base = frame_rate_base;
1ff93ffc
TK
2874 ap->width = frame_width + frame_padleft + frame_padright;
2875 ap->height = frame_height + frame_padtop + frame_padbottom;
817b23ff 2876 ap->image_format = image_format;
63167088 2877 ap->pix_fmt = frame_pix_fmt;
2639c651
RS
2878 ap->device = grab_device;
2879 ap->channel = video_channel;
2880 ap->standard = video_standard;
5b6d5596
MN
2881 ap->video_codec_id = video_codec_id;
2882 ap->audio_codec_id = audio_codec_id;
2883 if(pgmyuv_compatibility_hack)
2884 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c
FB
2885
2886 /* open the input file with generic libav function */
2887 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2888 if (err < 0) {
79fdaa4c 2889 print_error(filename, err);
85f07f22
FB
2890 exit(1);
2891 }
2892
79fdaa4c
FB
2893 /* If not enough info to get the stream parameters, we decode the
2894 first frames to get it. (used in mpeg case for example) */
2895 ret = av_find_stream_info(ic);
d8019eb5 2896 if (ret < 0 && verbose >= 0) {
85f07f22
FB
2897 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2898 exit(1);
2899 }
2900
bd1b79a1
MN
2901 timestamp = start_time;
2902 /* add the stream start time */
2903 if (ic->start_time != AV_NOPTS_VALUE)
2904 timestamp += ic->start_time;
2905
254abc2e
FB
2906 /* if seeking requested, we execute it */
2907 if (start_time != 0) {
3ba1438d 2908 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e
FB
2909 if (ret < 0) {
2910 fprintf(stderr, "%s: could not seek to position %0.3f\n",
2911 filename, (double)timestamp / AV_TIME_BASE);
2912 }
2913 /* reset seek info */
2914 start_time = 0;
2915 }
2916
85f07f22
FB
2917 /* update the current parameters so that they match the one of the input stream */
2918 for(i=0;i<ic->nb_streams;i++) {
2919 AVCodecContext *enc = &ic->streams[i]->codec;
2450cff2 2920#if defined(HAVE_THREADS)
c62c07d3
MN
2921 if(thread_count>1)
2922 avcodec_thread_init(enc, thread_count);
2923#endif
2924 enc->thread_count= thread_count;
85f07f22
FB
2925 switch(enc->codec_type) {
2926 case CODEC_TYPE_AUDIO:
e0d2714a 2927 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB
2928 audio_channels = enc->channels;
2929 audio_sample_rate = enc->sample_rate;
b4aea108 2930 if(audio_disable)
f3356e9c 2931 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2932 break;
2933 case CODEC_TYPE_VIDEO:
2934 frame_height = enc->height;
2935 frame_width = enc->width;
5ff85f1d 2936 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
63167088 2937 frame_pix_fmt = enc->pix_fmt;
14bea432
MN
2938 rfps = ic->streams[i]->r_frame_rate;
2939 rfps_base = ic->streams[i]->r_frame_rate_base;
fe670d09 2940 enc->workaround_bugs = workaround_bugs;
8409b8fe 2941 enc->error_resilience = error_resilience;
4d2858de 2942 enc->error_concealment = error_concealment;
0c9bbaec
WH
2943 enc->idct_algo = idct_algo;
2944 enc->debug = debug;
2945 enc->debug_mv = debug_mv;
8cbd529f 2946 enc->lowres= lowres;
b0368839
MN
2947 if(bitexact)
2948 enc->flags|= CODEC_FLAG_BITEXACT;
f4f3223f
MN
2949 if(me_threshold)
2950 enc->debug |= FF_DEBUG_MV;
d7425f59 2951
15bc38e5 2952 if (enc->frame_rate != rfps || enc->frame_rate_base != rfps_base) {
d8019eb5
AD
2953
2954 if (verbose >= 0)
15bc38e5
MN
2955 fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
2956 i, (float)enc->frame_rate / enc->frame_rate_base, enc->frame_rate, enc->frame_rate_base,
d8019eb5 2957
15bc38e5 2958 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2959 }
bf5af568 2960 /* update the current frame rate to match the stream frame rate */
14bea432
MN
2961 frame_rate = rfps;
2962 frame_rate_base = rfps_base;
bdfcbbed
MK
2963
2964 enc->rate_emu = rate_emu;
b4aea108 2965 if(video_disable)
f3356e9c
MN
2966 ic->streams[i]->discard= AVDISCARD_ALL;
2967 else if(video_discard)
2968 ic->streams[i]->discard= video_discard;
85f07f22 2969 break;
254abc2e
FB
2970 case CODEC_TYPE_DATA:
2971 break;
51bd4565 2972 default:
c04643a2 2973 av_abort();
85f07f22
FB
2974 }
2975 }
2976
2977 input_files[nb_input_files] = ic;
bd1b79a1 2978 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2979 /* dump the file content */
d8019eb5
AD
2980 if (verbose >= 0)
2981 dump_format(ic, nb_input_files, filename, 0);
2982
85f07f22 2983 nb_input_files++;
79fdaa4c
FB
2984 file_iformat = NULL;
2985 file_oformat = NULL;
817b23ff 2986 image_format = NULL;
bdfcbbed 2987
2639c651
RS
2988 grab_device = NULL;
2989 video_channel = 0;
2990
bdfcbbed 2991 rate_emu = 0;
85f07f22
FB
2992}
2993
2639c651
RS
2994static void opt_grab(const char *arg)
2995{
2996 file_iformat = av_find_input_format(arg);
2997 opt_input_file("");
2998}
2999
b29f97d1 3000static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
919f448d
FB
3001{
3002 int has_video, has_audio, i, j;
3003 AVFormatContext *ic;
3004
3005 has_video = 0;
3006 has_audio = 0;
3007 for(j=0;j<nb_input_files;j++) {
3008 ic = input_files[j];
3009 for(i=0;i<ic->nb_streams;i++) {
3010 AVCodecContext *enc = &ic->streams[i]->codec;
3011 switch(enc->codec_type) {
3012 case CODEC_TYPE_AUDIO:
3013 has_audio = 1;
3014 break;
3015 case CODEC_TYPE_VIDEO:
3016 has_video = 1;
3017 break;
6fb316d5
WG
3018 case CODEC_TYPE_DATA:
3019 break;
51bd4565 3020 default:
c04643a2 3021 av_abort();
919f448d
FB
3022 }
3023 }
3024 }
3025 *has_video_ptr = has_video;
3026 *has_audio_ptr = has_audio;
3027}
3028
b29f97d1 3029static void opt_output_file(const char *filename)
85f07f22
FB
3030{
3031 AVStream *st;
3032 AVFormatContext *oc;
919f448d 3033 int use_video, use_audio, nb_streams, input_has_video, input_has_audio;
85f07f22 3034 int codec_id;
817b23ff 3035 AVFormatParameters params, *ap = &params;
85f07f22
FB
3036
3037 if (!strcmp(filename, "-"))
3038 filename = "pipe:";
3039
bc874dae 3040 oc = av_alloc_format_context();
85f07f22 3041
79fdaa4c
FB
3042 if (!file_oformat) {
3043 file_oformat = guess_format(NULL, filename, NULL);
3044 if (!file_oformat) {
3045 fprintf(stderr, "Unable for find a suitable output format for '%s'\n",
3046 filename);
3047 exit(1);
3048 }
85f07f22
FB
3049 }
3050
79fdaa4c 3051 oc->oformat = file_oformat;
85f07f22 3052
79fdaa4c 3053 if (!strcmp(file_oformat->name, "ffm") &&
85f07f22
FB
3054 strstart(filename, "http:", NULL)) {
3055 /* special case for files sent to ffserver: we get the stream
3056 parameters from ffserver */
3057 if (read_ffserver_streams(oc, filename) < 0) {
3058 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3059 exit(1);
3060 }
3061 } else {
8857a7ef
MN
3062 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy;
3063 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy;
919f448d 3064
e30a2846
FB
3065 /* disable if no corresponding type found and at least one
3066 input file */
3067 if (nb_input_files > 0) {
3068 check_audio_video_inputs(&input_has_video, &input_has_audio);
3069 if (!input_has_video)
3070 use_video = 0;
3071 if (!input_has_audio)
3072 use_audio = 0;
3073 }
919f448d
FB
3074
3075 /* manual disable */
85f07f22
FB
3076 if (audio_disable) {
3077 use_audio = 0;
3078 }
3079 if (video_disable) {
3080 use_video = 0;
3081 }
3082
3083 nb_streams = 0;
3084 if (use_video) {
3085 AVCodecContext *video_enc;
3086
9ee91c2f 3087 st = av_new_stream(oc, nb_streams++);
85f07f22
FB
3088 if (!st) {
3089 fprintf(stderr, "Could not alloc stream\n");
3090 exit(1);
3091 }
2450cff2 3092#if defined(HAVE_THREADS)
9c3d33d6 3093 if(thread_count>1)
16806499 3094 avcodec_thread_init(&st->codec, thread_count);
9c3d33d6 3095#endif
85f07f22 3096
1629626f 3097 video_enc = &st->codec;
6e6d6dc0 3098
b2a2197e
MN
3099 if(video_codec_tag)
3100 video_enc->codec_tag= video_codec_tag;
3101
c64d476c 3102 if (file_oformat->flags & AVFMT_GLOBALHEADER)
6e6d6dc0 3103 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
1629626f
FB
3104 if (video_stream_copy) {
3105 st->stream_copy = 1;
3106 video_enc->codec_type = CODEC_TYPE_VIDEO;
3107 } else {
ac2830ec
MN
3108 char *p;
3109 int i;
fcee0164 3110 AVCodec *codec;
ac2830ec 3111
5b6d5596 3112 codec_id = av_guess_codec(file_oformat, NULL, filename, NULL, CODEC_TYPE_VIDEO);
1629626f
FB
3113 if (video_codec_id != CODEC_ID_NONE)
3114 codec_id = video_codec_id;
3115
3116 video_enc->codec_id = codec_id;
22f7a060 3117 codec = avcodec_find_encoder(codec_id);
1629626f
FB
3118
3119 video_enc->bit_rate = video_bit_rate;
3120 video_enc->bit_rate_tolerance = video_bit_rate_tolerance;
3121 video_enc->frame_rate = frame_rate;
14bea432 3122 video_enc->frame_rate_base = frame_rate_base;
22f7a060
MN
3123 if(codec && codec->supported_framerates){
3124 const AVRational *p= codec->supported_framerates;
3125 AVRational req= (AVRational){frame_rate, frame_rate_base};
3126 const AVRational *best=NULL;
3127 AVRational best_error= (AVRational){INT_MAX, 1};
3128 for(; p->den!=0; p++){
3129 AVRational error= av_sub_q(req, *p);
3130 if(error.num <0) error.num *= -1;
3131 if(av_cmp_q(error, best_error) < 0){
3132 best_error= error;
3133 best= p;
3134 }
3135 }
3136 video_enc->frame_rate = best->num;
3137 video_enc->frame_rate_base= best->den;
3138 }
1629626f 3139
1ff93ffc
TK
3140 video_enc->width = frame_width + frame_padright + frame_padleft;
3141 video_enc->height = frame_height + frame_padtop + frame_padbottom;
1c0dcc39 3142 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
fcee0164
MN
3143 video_enc->pix_fmt = frame_pix_fmt;
3144
fcee0164
MN
3145 if(codec && codec->pix_fmts){
3146 const enum PixelFormat *p= codec->pix_fmts;
3147 for(; *p!=-1; p++){
3148 if(*p == video_enc->pix_fmt)
3149 break;
3150 }
3151 if(*p == -1)
3152 video_enc->pix_fmt = codec->pix_fmts[0];
3153 }
1629626f
FB
3154
3155 if (!intra_only)
3156 video_enc->gop_size = gop_size;
3157 else
3158 video_enc->gop_size = 0;
3159 if (video_qscale || same_quality) {
3160 video_enc->flags |= CODEC_FLAG_QSCALE;
094147cd 3161 video_enc->global_quality=
158c7f05 3162 st->quality = FF_QP2LAMBDA * video_qscale;
1629626f 3163 }
84f608f4
VM
3164
3165 if(intra_matrix)
3166 video_enc->intra_matrix = intra_matrix;
3167 if(inter_matrix)
3168 video_enc->inter_matrix = inter_matrix;
3169
b0368839
MN
3170 if(bitexact)
3171 video_enc->flags |= CODEC_FLAG_BITEXACT;
3172
7d1c3fc1 3173 video_enc->mb_decision = mb_decision;
5d43635e 3174 video_enc->mb_cmp = mb_cmp;
622348f9 3175 video_enc->ildct_cmp = ildct_cmp;
5d43635e
MN
3176 video_enc->me_sub_cmp = sub_cmp;
3177 video_enc->me_cmp = cmp;
9c3d33d6
MN
3178 video_enc->me_pre_cmp = pre_cmp;
3179 video_enc->pre_me = pre_me;
3180 video_enc->lumi_masking = lumi_mask;
3181 video_enc->dark_masking = dark_mask;
3182 video_enc->spatial_cplx_masking = scplx_mask;
3183 video_enc->temporal_cplx_masking = tcplx_mask;
3184 video_enc->p_masking = p_mask;
77ea0d4b 3185 video_enc->quantizer_noise_shaping= qns;
7d1c3fc1 3186
21e59552
MN
3187 if (use_umv) {
3188 video_enc->flags |= CODEC_FLAG_H263P_UMV;
3189 }
458eadda
MN
3190 if (use_ss) {
3191 video_enc->flags |= CODEC_FLAG_H263P_SLICE_STRUCT;
3192 }
21e59552
MN
3193 if (use_aic) {
3194 video_enc->flags |= CODEC_FLAG_H263P_AIC;
3195 }
dba019da
MN
3196 if (use_aiv) {
3197 video_enc->flags |= CODEC_FLAG_H263P_AIV;
3198 }
1629626f 3199 if (use_4mv) {
1629626f
FB
3200 video_enc->flags |= CODEC_FLAG_4MV;
3201 }
8e2162f0
MN
3202 if (use_obmc) {
3203 video_enc->flags |= CODEC_FLAG_OBMC;
3204 }
d7646d7d
MN
3205 if (use_loop) {
3206 video_enc->flags |= CODEC_FLAG_LOOP_FILTER;
3207 }
8e2162f0 3208
e56d417b 3209 if(use_part) {
1629626f 3210 video_enc->flags |= CODEC_FLAG_PART;
e56d417b 3211 }
bb198e19
MN
3212 if (use_alt_scan) {
3213 video_enc->flags |= CODEC_FLAG_ALT_SCAN;
3214 }
c0baa56a
MN
3215 if (use_trell) {
3216 video_enc->flags |= CODEC_FLAG_TRELLIS_QUANT;
3217 }
6a5d4395
MD
3218 if (use_mv0) {
3219 video_enc->flags |= CODEC_FLAG_MV0;
3220 }
3221 if (do_normalize_aqp) {
3222 video_enc->flags |= CODEC_FLAG_NORMALIZE_AQP;
3223 }
baaf3f46
MN
3224 if (use_scan_offset) {
3225 video_enc->flags |= CODEC_FLAG_SVCD_SCAN_OFFSET;
3226 }
303e50e6
MN
3227 if (closed_gop) {
3228 video_enc->flags |= CODEC_FLAG_CLOSED_GOP;
3229 }
03581772
MN
3230 if (strict_gop) {
3231 video_enc->flags2 |= CODEC_FLAG2_STRICT_GOP;
3232 }
5efe481a
MN
3233 if (use_qpel) {
3234 video_enc->flags |= CODEC_FLAG_QPEL;
3235 }
f7e1e69e
MN
3236 if (use_qprd) {
3237 video_enc->flags |= CODEC_FLAG_QP_RD;
3238 }
1a11cbcc
MN
3239 if (use_cbprd) {
3240 video_enc->flags |= CODEC_FLAG_CBP_RD;
3241 }
1629626f 3242 if (b_frames) {
1629626f
FB
3243 video_enc->max_b_frames = b_frames;
3244 video_enc->b_frame_strategy = 0;
3245 video_enc->b_quant_factor = 2.0;
bc6caae2 3246 }
bb198e19 3247 if (do_interlace_dct) {
e56d417b
FB
3248 video_enc->flags |= CODEC_FLAG_INTERLACED_DCT;
3249 }
bb198e19
MN
3250 if (do_interlace_me) {
3251 video_enc->flags |= CODEC_FLAG_INTERLACED_ME;
3252 }
09b0499f
MN
3253 if (no_output) {
3254 video_enc->flags2 |= CODEC_FLAG2_NO_OUTPUT;
3255 }
1629626f
FB
3256 video_enc->qmin = video_qmin;
3257 video_enc->qmax = video_qmax;
4ea4b274
MN
3258 video_enc->lmin = video_lmin;
3259 video_enc->lmax = video_lmax;
6a5d4395
MD
3260 video_enc->rc_qsquish = video_qsquish;
3261 video_enc->luma_elim_threshold = video_lelim;
3262 video_enc->chroma_elim_threshold = video_celim;
6e0d8c06
MN
3263 video_enc->mb_lmin = video_mb_lmin;
3264 video_enc->mb_lmax = video_mb_lmax;
1629626f
FB
3265 video_enc->max_qdiff = video_qdiff;
3266 video_enc->qblur = video_qblur;
3267 video_enc->qcompress = video_qcomp;
3268 video_enc->rc_eq = video_rc_eq;
0c9bbaec 3269 video_enc->debug = debug;
9c3d33d6 3270 video_enc->debug_mv = debug_mv;
59fa3f96 3271 video_enc->workaround_bugs = workaround_bugs;
9c3d33d6 3272 video_enc->thread_count = thread_count;
ac2830ec
MN
3273 p= video_rc_override_string;
3274 for(i=0; p; i++){
3275 int start, end, q;
3276 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3277 if(e!=3){
3278 fprintf(stderr, "error parsing rc_override\n");
3279 exit(1);
3280 }
3281 video_enc->rc_override=
47e2a6e6
FB
3282 av_realloc(video_enc->rc_override,
3283 sizeof(RcOverride)*(i+1));
ac2830ec
MN
3284 video_enc->rc_override[i].start_frame= start;
3285 video_enc->rc_override[i].end_frame = end;
3286 if(q>0){
3287 video_enc->rc_override[i].qscale= q;
3288 video_enc->rc_override[i].quality_factor= 1.0;
3289 }
3290 else{
3291 video_enc->rc_override[i].qscale= 0;
3292 video_enc->rc_override[i].quality_factor= -q/100.0;
3293 }
3294 p= strchr(p, '/');
3295 if(p) p++;
3296 }
3297 video_enc->rc_override_count=i;
3298
1629626f
FB
3299 video_enc->rc_max_rate = video_rc_max_rate;
3300 video_enc->rc_min_rate = video_rc_min_rate;
3301 video_enc->rc_buffer_size = video_rc_buffer_size;
f20ad553 3302 video_enc->rc_initial_buffer_occupancy = video_rc_buffer_size*3/4;
1629626f 3303 video_enc->rc_buffer_aggressivity= video_rc_buffer_aggressivity;
ac2830ec 3304 video_enc->rc_initial_cplx= video_rc_initial_cplx;
1629626f
FB
3305 video_enc->i_quant_factor = video_i_qfactor;
3306 video_enc->b_quant_factor = video_b_qfactor;
3307 video_enc->i_quant_offset = video_i_qoffset;
3308 video_enc->b_quant_offset = video_b_qoffset;
303e50e6
MN
3309 video_enc->intra_quant_bias = video_intra_quant_bias;
3310 video_enc->inter_quant_bias = video_inter_quant_bias;
1629626f
FB
3311 video_enc->dct_algo = dct_algo;
3312 video_enc->idct_algo = idct_algo;
f4f3223f 3313 video_enc->me_threshold= me_threshold;
f20f8a8b 3314 video_enc->mb_threshold= mb_threshold;
1a11cbcc 3315 video_enc->intra_dc_precision= intra_dc_precision - 8;
f560dd82 3316 video_enc->strict_std_compliance = strict;
7ebfc0ea 3317 video_enc->error_rate = error_rate;
bb198e19 3318 video_enc->noise_reduction= noise_reduction;
303e50e6 3319 video_enc->scenechange_threshold= sc_threshold;
2f0472ff 3320 video_enc->me_range = me_range;
8a0c66a7
MN
3321 video_enc->coder_type= coder;
3322 video_enc->context_model= context;
3323 video_enc->prediction_method= predictor;
baced9f5
MN
3324 video_enc->profile= video_profile;
3325 video_enc->level= video_level;
bf0669aa 3326 video_enc->nsse_weight= nsse_weight;
178fcca8 3327 video_enc->me_subpel_quality= subpel_quality;
09c3e44e 3328 video_enc->me_penalty_compensation= me_penalty_compensation;
bbf18b21
MN
3329 video_enc->frame_skip_threshold= frame_skip_threshold;
3330 video_enc->frame_skip_factor= frame_skip_factor;
0fd6aea1
MN
3331 video_enc->frame_skip_exp= frame_skip_exp;
3332 video_enc->frame_skip_cmp= frame_skip_cmp;
2f0472ff 3333
1629626f
FB
3334 if(packet_size){
3335 video_enc->rtp_mode= 1;
3336 video_enc->rtp_payload_size= packet_size;
3337 }
9cdd6a24 3338
1629626f 3339 if (do_psnr)
140cb663 3340 video_enc->flags|= CODEC_FLAG_PSNR;
e4986da9 3341
1629626f 3342 video_enc->me_method = me_method;
5abdb4b1 3343
1629626f
FB
3344 /* two pass mode */
3345 if (do_pass) {
3346 if (do_pass == 1) {
3347 video_enc->flags |= CODEC_FLAG_PASS1;
3348 } else {
3349 video_enc->flags |= CODEC_FLAG_PASS2;
3350 }
5abdb4b1 3351 }
cfcf0ffd 3352 }
85f07f22
FB
3353 }
3354
3355 if (use_audio) {
3356 AVCodecContext *audio_enc;
3357
9ee91c2f 3358 st = av_new_stream(oc, nb_streams++);
85f07f22
FB
3359 if (!st) {
3360 fprintf(stderr, "Could not alloc stream\n");
3361 exit(1);
3362 }
2450cff2 3363#if defined(HAVE_THREADS)
9c3d33d6 3364 if(thread_count>1)
16806499 3365 avcodec_thread_init(&st->codec, thread_count);
9c3d33d6 3366#endif
1629626f 3367
85f07f22 3368 audio_enc = &st->codec;
85f07f22 3369 audio_enc->codec_type = CODEC_TYPE_AUDIO;
7f96ed5b 3370
b2a2197e
MN
3371 if(audio_codec_tag)
3372 audio_enc->codec_tag= audio_codec_tag;
3373
c64d476c 3374 if (file_oformat->flags & AVFMT_GLOBALHEADER)
7f96ed5b 3375 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
1629626f
FB
3376 if (audio_stream_copy) {
3377 st->stream_copy = 1;
cfcbbe48 3378 audio_enc->channels = audio_channels;
1629626f 3379 } else {
5b6d5596 3380 codec_id = av_guess_codec(file_oformat, NULL, filename, NULL, CODEC_TYPE_AUDIO);
1629626f
FB
3381 if (audio_codec_id != CODEC_ID_NONE)
3382 codec_id = audio_codec_id;
3383 audio_enc->codec_id = codec_id;
3384
3385 audio_enc->bit_rate = audio_bit_rate;
ae2e7208 3386 audio_enc->strict_std_compliance = strict;
9c3d33d6 3387 audio_enc->thread_count = thread_count;
23c99253 3388 /* For audio codecs other than AC3 or DTS we limit */
1629626f 3389 /* the number of coded channels to stereo */
23c99253
MN
3390 if (audio_channels > 2 && codec_id != CODEC_ID_AC3
3391 && codec_id != CODEC_ID_DTS) {
1629626f
FB
3392 audio_enc->channels = 2;
3393 } else
3394 audio_enc->channels = audio_channels;
3395 }
cfcbbe48 3396 audio_enc->sample_rate = audio_sample_rate;
85f07f22
FB
3397 }
3398
3399 oc->nb_streams = nb_streams;
3400
3401 if (!nb_streams) {
919f448d 3402 fprintf(stderr, "No audio or video streams available\n");
85f07f22
FB
3403 exit(1);
3404 }
3405
4568325a
RS
3406 oc->timestamp = rec_timestamp;
3407
3408 if (str_title)
79fdaa4c 3409 pstrcpy(oc->title, sizeof(oc->title), str_title);
85f07f22 3410 if (str_author)
79fdaa4c 3411 pstrcpy(oc->author, sizeof(oc->author), str_author);
85f07f22 3412 if (str_copyright)
79fdaa4c 3413 pstrcpy(oc->copyright, sizeof(oc->copyright), str_copyright);
85f07f22 3414 if (str_comment)
79fdaa4c 3415 pstrcpy(oc->comment, sizeof(oc->comment), str_comment);
85f07f22
FB
3416 }
3417
1629626f 3418 output_files[nb_output_files++] = oc;
85f07f22 3419
0ecca7a4 3420 pstrcpy(oc->filename, sizeof(oc->filename), filename);
919f448d
FB
3421
3422 /* check filename in case of an image number is expected */
79fdaa4c
FB
3423 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
3424 if (filename_number_test(oc->filename) < 0) {
3425 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3426 exit(1);
79fdaa4c 3427 }
919f448d
FB
3428 }
3429
79fdaa4c 3430 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22
FB
3431 /* test if it already exists to avoid loosing precious files */
3432 if (!file_overwrite &&
3433 (strchr(filename, ':') == NULL ||
3434 strstart(filename, "file:", NULL))) {
3435 if (url_exist(filename)) {
3436 int c;
3437
d9a916e2
CY
3438 if ( !using_stdin ) {
3439 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3440 fflush(stderr);
3441 c = getchar();
3442 if (toupper(c) != 'Y') {
3443 fprintf(stderr, "Not overwriting - exiting\n");
3444 exit(1);
3445 }
3446 }
3447 else {
3448 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 3449 exit(1);
d9a916e2 3450 }
85f07f22
FB
3451 }
3452 }
3453
3454 /* open the file */
3455 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
3456 fprintf(stderr, "Could not open '%s'\n", filename);
3457 exit(1);
3458 }
3459 }
3460
817b23ff
FB
3461 memset(ap, 0, sizeof(*ap));
3462 ap->image_format = image_format;
3463 if (av_set_parameters(oc, ap) < 0) {
3464 fprintf(stderr, "%s: Invalid encoding parameters\n",
3465 oc->filename);
3466 exit(1);
3467 }
3468
2db3c638
MN
3469 oc->packet_size= mux_packet_size;
3470 oc->mux_rate= mux_rate;
17c88cb0
MN
3471 oc->preload= (int)(mux_preload*AV_TIME_BASE);
3472 oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
2db3c638 3473
85f07f22 3474 /* reset some options */
79fdaa4c
FB
3475 file_oformat = NULL;
3476 file_iformat = NULL;
817b23ff 3477 image_format = NULL;
85f07f22
FB
3478 audio_disable = 0;
3479 video_disable = 0;
3480 audio_codec_id = CODEC_ID_NONE;
3481 video_codec_id = CODEC_ID_NONE;
1629626f
FB
3482 audio_stream_copy = 0;
3483 video_stream_copy = 0;
85f07f22
FB
3484}
3485
a38469e1 3486/* prepare dummy protocols for grab */
b29f97d1 3487static void prepare_grab(void)
a38469e1
FB
3488{
3489 int has_video, has_audio, i, j;
3490 AVFormatContext *oc;
3491 AVFormatContext *ic;
79a7c268 3492 AVFormatParameters vp1, *vp = &vp1;
a38469e1 3493 AVFormatParameters ap1, *ap = &ap1;
79a7c268 3494
a38469e1
FB
3495 /* see if audio/video inputs are needed */
3496 has_video = 0;
3497 has_audio = 0;
3498 memset(ap, 0, sizeof(*ap));
79a7c268 3499 memset(vp, 0, sizeof(*vp));
32019cdd 3500 vp->frame_rate_base= 1;
a38469e1
FB
3501 for(j=0;j<nb_output_files;j++) {
3502 oc = output_files[j];
3503 for(i=0;i<oc->nb_streams;i++) {
3504 AVCodecContext *enc = &oc->streams[i]->codec;
3505 switch(enc->codec_type) {
3506 case CODEC_TYPE_AUDIO:
3507 if (enc->sample_rate > ap->sample_rate)
3508 ap->sample_rate = enc->sample_rate;
3509 if (enc->channels > ap->channels)
3510 ap->channels = enc->channels;
3511 has_audio = 1;
3512 break;
3513 case CODEC_TYPE_VIDEO:
79a7c268
FB
3514 if (enc->width > vp->width)
3515 vp->width = enc->width;
3516 if (enc->height > vp->height)
3517 vp->height = enc->height;
14bea432 3518
32019cdd 3519 if (vp->frame_rate_base*(int64_t)enc->frame_rate > enc->frame_rate_base*(int64_t)vp->frame_rate){
14bea432
MN
3520 vp->frame_rate = enc->frame_rate;
3521 vp->frame_rate_base = enc->frame_rate_base;
3522 }
a38469e1
FB
3523 has_video = 1;
3524 break;
51bd4565 3525 default:
c04643a2 3526 av_abort();
a38469e1
FB
3527 }
3528 }
3529 }
3530
3531 if (has_video == 0 && has_audio == 0) {
3532 fprintf(stderr, "Output file must have at least one audio or video stream\n");
3533 exit(1);
3534 }
3535