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[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 *
bf5af568
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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
85f07f22
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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
8aa1e3da
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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;
b4a3389e
WG
55 int sync_file_index;
56 int sync_stream_index;
85f07f22
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57} AVStreamMap;
58
0a38bafd
PB
59/** select an input file for an output file */
60typedef struct AVMetaDataMap {
61 int out_file;
62 int in_file;
63} AVMetaDataMap;
64
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65extern const OptionDef options[];
66
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67static void show_help(void);
68static void show_license(void);
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69
70#define MAX_FILES 20
71
72static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 73static int64_t input_files_ts_offset[MAX_FILES];
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74static int nb_input_files = 0;
75
76static AVFormatContext *output_files[MAX_FILES];
77static int nb_output_files = 0;
78
79static AVStreamMap stream_maps[MAX_FILES];
80static int nb_stream_maps;
81
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82static AVMetaDataMap meta_data_maps[MAX_FILES];
83static int nb_meta_data_maps;
84
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85static AVInputFormat *file_iformat;
86static AVOutputFormat *file_oformat;
817b23ff 87static AVImageFormat *image_format;
55cf1959
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88static int frame_width = 0;
89static int frame_height = 0;
880e8ba7 90static float frame_aspect_ratio = 0;
644a9262 91static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
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92static int frame_padtop = 0;
93static int frame_padbottom = 0;
94static int frame_padleft = 0;
95static int frame_padright = 0;
96static int padcolor[3] = {16,128,128}; /* default to black */
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97static int frame_topBand = 0;
98static int frame_bottomBand = 0;
99static int frame_leftBand = 0;
100static int frame_rightBand = 0;
7ca60994 101static int max_frames[3] = {INT_MAX, INT_MAX, INT_MAX};
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102static int frame_rate = 25;
103static int frame_rate_base = 1;
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104static int video_bit_rate = 200*1000;
105static int video_bit_rate_tolerance = 4000*1000;
158c7f05 106static float video_qscale = 0;
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107static int video_qmin = 2;
108static int video_qmax = 31;
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109static int video_lmin = 2*FF_QP2LAMBDA;
110static int video_lmax = 31*FF_QP2LAMBDA;
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111static int video_mb_lmin = 2*FF_QP2LAMBDA;
112static int video_mb_lmax = 31*FF_QP2LAMBDA;
9cdd6a24 113static int video_qdiff = 3;
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114static int video_lelim = 0;
115static int video_celim = 0;
9cdd6a24 116static float video_qblur = 0.5;
6a5d4395 117static float video_qsquish = 0.0;
9cdd6a24 118static float video_qcomp = 0.5;
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119static uint16_t *intra_matrix = NULL;
120static uint16_t *inter_matrix = NULL;
ac2830ec 121#if 0 //experimental, (can be removed)
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122static float video_rc_qsquish=1.0;
123static float video_rc_qmod_amp=0;
124static int video_rc_qmod_freq=0;
ac2830ec 125#endif
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MN
126static char *video_rc_override_string=NULL;
127static char *video_rc_eq="tex^qComp";
128static int video_rc_buffer_size=0;
129static float video_rc_buffer_aggressivity=1.0;
130static int video_rc_max_rate=0;
131static int video_rc_min_rate=0;
132static float video_rc_initial_cplx=0;
133static float video_b_qfactor = 1.25;
134static float video_b_qoffset = 1.25;
b3a391e8 135static float video_i_qfactor = -0.8;
3aa102be 136static float video_i_qoffset = 0.0;
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137static int video_intra_quant_bias= FF_DEFAULT_QUANT_BIAS;
138static int video_inter_quant_bias= FF_DEFAULT_QUANT_BIAS;
3bea5386 139static int me_method = ME_EPZS;
85f07f22 140static int video_disable = 0;
f3356e9c 141static int video_discard = 0;
85f07f22 142static int video_codec_id = CODEC_ID_NONE;
b2a2197e 143static int video_codec_tag = 0;
85f07f22 144static int same_quality = 0;
bc6caae2 145static int b_frames = 0;
68fc9c27 146static int b_strategy = 0;
7d1c3fc1 147static int mb_decision = FF_MB_DECISION_SIMPLE;
622348f9 148static int ildct_cmp = FF_CMP_VSAD;
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149static int mb_cmp = FF_CMP_SAD;
150static int sub_cmp = FF_CMP_SAD;
151static int cmp = FF_CMP_SAD;
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152static int pre_cmp = FF_CMP_SAD;
153static int pre_me = 0;
154static float lumi_mask = 0;
155static float dark_mask = 0;
156static float scplx_mask = 0;
157static float tcplx_mask = 0;
158static float p_mask = 0;
29da453b 159static int use_4mv = 0;
8e2162f0 160static int use_obmc = 0;
d7646d7d 161static int use_loop = 0;
21e59552 162static int use_aic = 0;
dba019da 163static int use_aiv = 0;
21e59552 164static int use_umv = 0;
458eadda 165static int use_ss = 0;
bb198e19 166static int use_alt_scan = 0;
c0baa56a 167static int use_trell = 0;
baaf3f46 168static int use_scan_offset = 0;
5efe481a 169static int use_qpel = 0;
f7e1e69e 170static int use_qprd = 0;
1a11cbcc 171static int use_cbprd = 0;
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MD
172static int use_mv0 = 0;
173static int do_normalize_aqp = 0;
77ea0d4b 174static int qns = 0;
303e50e6 175static int closed_gop = 0;
03581772 176static int strict_gop = 0;
09b0499f 177static int no_output = 0;
cfcf0ffd 178static int do_deinterlace = 0;
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179static int do_interlace_dct = 0;
180static int do_interlace_me = 0;
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181static int workaround_bugs = FF_BUG_AUTODETECT;
182static int error_resilience = 2;
183static int error_concealment = 3;
463678ac 184static int dct_algo = 0;
2ad1516a 185static int idct_algo = 0;
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186static int use_part = 0;
187static int packet_size = 0;
7ebfc0ea 188static int error_rate = 0;
f560dd82 189static int strict = 0;
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190static int top_field_first = -1;
191static int noise_reduction = 0;
303e50e6 192static int sc_threshold = 0;
59b571c1 193static int debug = 0;
0c9bbaec 194static int debug_mv = 0;
f4f3223f 195static int me_threshold = 0;
f20f8a8b 196static int mb_threshold = 0;
1a11cbcc 197static int intra_dc_precision = 8;
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198static int coder = 0;
199static int context = 0;
200static int predictor = 0;
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201static int video_profile = FF_PROFILE_UNKNOWN;
202static int video_level = FF_LEVEL_UNKNOWN;
bf0669aa 203static int nsse_weight = 8;
178fcca8 204static int subpel_quality= 8;
09c3e44e 205static int me_penalty_compensation= 256;
178fcca8 206static int lowres= 0;
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207static int frame_skip_threshold= 0;
208static int frame_skip_factor= 0;
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209static int frame_skip_exp= 0;
210static int frame_skip_cmp= FF_CMP_DCTMAX;
b1b77fe9 211extern int loop_input; /* currently a hack */
ef7b5aee 212static int gray_only = 0;
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213
214static int gop_size = 12;
215static int intra_only = 0;
216static int audio_sample_rate = 44100;
217static int audio_bit_rate = 64000;
218static int audio_disable = 0;
219static int audio_channels = 1;
220static int audio_codec_id = CODEC_ID_NONE;
b2a2197e 221static int audio_codec_tag = 0;
85f07f22 222
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223static int mux_rate= 0;
224static int mux_packet_size= 0;
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225static float mux_preload= 0.5;
226static float mux_max_delay= 0.7;
2db3c638 227
0c1a9eda 228static int64_t recording_time = 0;
8831db5c 229static int64_t start_time = 0;
4568325a 230static int64_t rec_timestamp = 0;
a6a92a9a 231static int64_t input_ts_offset = 0;
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232static int file_overwrite = 0;
233static char *str_title = NULL;
234static char *str_author = NULL;
235static char *str_copyright = NULL;
236static char *str_comment = NULL;
5727b222 237static int do_benchmark = 0;
a0663ba4 238static int do_hex_dump = 0;
254abc2e 239static int do_pkt_dump = 0;
43f1708f 240static int do_psnr = 0;
ce7c56c2 241static int do_vstats = 0;
5abdb4b1 242static int do_pass = 0;
b0368839 243static int bitexact = 0;
5abdb4b1 244static char *pass_logfilename = NULL;
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245static int audio_stream_copy = 0;
246static int video_stream_copy = 0;
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247static int video_sync_method= 1;
248static int audio_sync_method= 0;
72bd8100 249static int copy_ts= 0;
ca80810b 250static int opt_shortest = 0; //
5abdb4b1 251
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MK
252static int rate_emu = 0;
253
8aa3ee32 254static char *video_grab_format = "video4linux";
79a7c268 255static char *video_device = NULL;
2639c651 256static char *grab_device = NULL;
a5df11ab 257static int video_channel = 0;
e3ee3283 258static char *video_standard = "ntsc";
79a7c268 259
8aa3ee32 260static char *audio_grab_format = "audio_device";
79a7c268 261static char *audio_device = NULL;
a9aa3467 262static int audio_volume = 256;
8aa3ee32 263
d9a916e2 264static int using_stdin = 0;
bee0d9e5 265static int using_vhook = 0;
f068206e 266static int verbose = 1;
9c3d33d6 267static int thread_count= 1;
b51469a0 268static int q_pressed = 0;
2f0472ff 269static int me_range = 0;
1008ceb3
MN
270static int64_t video_size = 0;
271static int64_t audio_size = 0;
272static int64_t extra_size = 0;
a6a92a9a
WG
273static int nb_frames_dup = 0;
274static int nb_frames_drop = 0;
6e454c38 275static int input_sync;
b6e16b86 276static int limit_filesize = 0; //
d9a916e2 277
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278static int pgmyuv_compatibility_hack=0;
279
280
5abdb4b1 281#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22 282
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WG
283struct AVInputStream;
284
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285typedef struct AVOutputStream {
286 int file_index; /* file index */
287 int index; /* stream index in the output file */
288 int source_index; /* AVInputStream index */
289 AVStream *st; /* stream in the output file */
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290 int encoding_needed; /* true if encoding needed for this stream */
291 int frame_number;
292 /* input pts and corresponding output pts
293 for A/V sync */
b4a3389e
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294 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
295 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 296 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 297 /* video only */
34b10a57 298 int video_resample; /* video_resample and video_crop are mutually exclusive */
a4d36c11 299 AVFrame pict_tmp; /* temporary image for resampling */
85f07f22 300 ImgReSampleContext *img_resample_ctx; /* for image resampling */
34b10a57
D
301
302 int video_crop; /* video_resample and video_crop are mutually exclusive */
303 int topBand; /* cropping area sizes */
304 int leftBand;
85f07f22 305
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306 int video_pad; /* video_resample and video_pad are mutually exclusive */
307 int padtop; /* padding area sizes */
308 int padbottom;
309 int padleft;
310 int padright;
311
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FB
312 /* audio only */
313 int audio_resample;
314 ReSampleContext *resample; /* for audio resampling */
315 FifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 316 FILE *logfile;
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FB
317} AVOutputStream;
318
319typedef struct AVInputStream {
320 int file_index;
321 int index;
322 AVStream *st;
323 int discard; /* true if stream data should be discarded */
324 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 325 int64_t sample_index; /* current sample */
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326
327 int64_t start; /* time when read started */
328 unsigned long frame; /* current frame */
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329 int64_t next_pts; /* synthetic pts for cases where pkt.pts
330 is not defined */
e7d0374f 331 int64_t pts; /* current pts */
ff4905a5 332 int is_start; /* is 1 at the start and after a discontinuity */
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FB
333} AVInputStream;
334
335typedef struct AVInputFile {
336 int eof_reached; /* true if eof reached */
337 int ist_index; /* index of first stream in ist_table */
338 int buffer_size; /* current total buffer size */
339 int buffer_size_max; /* buffer size at which we consider we can stop
340 buffering */
79fdaa4c 341 int nb_streams; /* nb streams we are aware of */
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342} AVInputFile;
343
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344#ifndef CONFIG_WIN32
345
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346/* init terminal so that we can grab keys */
347static struct termios oldtty;
348
349static void term_exit(void)
350{
351 tcsetattr (0, TCSANOW, &oldtty);
352}
353
9680a722
RP
354static volatile sig_atomic_t received_sigterm = 0;
355
356static void
357sigterm_handler(int sig)
358{
359 received_sigterm = sig;
360 term_exit();
361}
362
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FB
363static void term_init(void)
364{
365 struct termios tty;
366
367 tcgetattr (0, &tty);
368 oldtty = tty;
369
370 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
371 |INLCR|IGNCR|ICRNL|IXON);
372 tty.c_oflag |= OPOST;
373 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
374 tty.c_cflag &= ~(CSIZE|PARENB);
375 tty.c_cflag |= CS8;
376 tty.c_cc[VMIN] = 1;
377 tty.c_cc[VTIME] = 0;
378
379 tcsetattr (0, TCSANOW, &tty);
380
9680a722
RP
381 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
382 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
383 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
384 /*
385 register a function to be called at normal program termination
386 */
85f07f22 387 atexit(term_exit);
9ddd71fc
FR
388#ifdef CONFIG_BEOS_NETSERVER
389 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
390#endif
85f07f22
FB
391}
392
393/* read a key without blocking */
394static int read_key(void)
395{
9ddd71fc 396 int n = 1;
85f07f22 397 unsigned char ch;
9ddd71fc
FR
398#ifndef CONFIG_BEOS_NETSERVER
399 struct timeval tv;
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400 fd_set rfds;
401
402 FD_ZERO(&rfds);
403 FD_SET(0, &rfds);
404 tv.tv_sec = 0;
405 tv.tv_usec = 0;
406 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 407#endif
85f07f22 408 if (n > 0) {
cb09b2ed
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409 n = read(0, &ch, 1);
410 if (n == 1)
85f07f22 411 return ch;
cb09b2ed
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412
413 return n;
85f07f22
FB
414 }
415 return -1;
416}
417
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418static int decode_interrupt_cb(void)
419{
420 return q_pressed || (q_pressed = read_key() == 'q');
421}
422
a38469e1 423#else
85f07f22 424
bee0d9e5
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425static volatile int received_sigterm = 0;
426
a38469e1
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427/* no interactive support */
428static void term_exit(void)
85f07f22 429{
a38469e1 430}
85f07f22 431
a38469e1
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432static void term_init(void)
433{
434}
85f07f22 435
a38469e1
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436static int read_key(void)
437{
cb09b2ed 438 return 0;
85f07f22
FB
439}
440
a38469e1 441#endif
bdc4796f 442
b29f97d1 443static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 444{
79fdaa4c 445 int i, err;
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446 AVFormatContext *ic;
447
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448 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
449 if (err < 0)
450 return err;
85f07f22
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451 /* copy stream format */
452 s->nb_streams = ic->nb_streams;
453 for(i=0;i<ic->nb_streams;i++) {
454 AVStream *st;
1e491e29 455
e1031171 456 st = av_mallocz(sizeof(AVStream));
85f07f22
FB
457 memcpy(st, ic->streams[i], sizeof(AVStream));
458 s->streams[i] = st;
459 }
460
461 av_close_input_file(ic);
462 return 0;
463}
464
b4a3389e
WG
465static double
466get_sync_ipts(const AVOutputStream *ost)
467{
468 const AVInputStream *ist = ost->sync_ist;
469 return (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/AV_TIME_BASE;
470}
471
817b23ff 472#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22
FB
473
474static void do_audio_out(AVFormatContext *s,
475 AVOutputStream *ost,
476 AVInputStream *ist,
477 unsigned char *buf, int size)
478{
0c1a9eda 479 uint8_t *buftmp;
d66c7abc
SC
480 static uint8_t *audio_buf = NULL;
481 static uint8_t *audio_out = NULL;
558eae03 482 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 483
85f07f22 484 int size_out, frame_bytes, ret;
ff4905a5 485 AVCodecContext *enc= &ost->st->codec;
85f07f22 486
d66c7abc
SC
487 /* SC: dynamic allocation of buffers */
488 if (!audio_buf)
489 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
490 if (!audio_out)
558eae03 491 audio_out = av_malloc(audio_out_size);
d66c7abc
SC
492 if (!audio_buf || !audio_out)
493 return; /* Should signal an error ! */
494
986ebcdb 495 if(audio_sync_method){
b4a3389e 496 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
986ebcdb 497 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2);
ff4905a5
MN
498 double idelta= delta*ist->st->codec.sample_rate / enc->sample_rate;
499 int byte_delta= ((int)idelta)*2*ist->st->codec.channels;
500
986ebcdb
MN
501 //FIXME resample delay
502 if(fabs(delta) > 50){
ff4905a5
MN
503 if(ist->is_start){
504 if(byte_delta < 0){
f41dd5aa 505 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
506 size += byte_delta;
507 buf -= byte_delta;
508 if(verbose > 2)
509 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
510 if(!size)
511 return;
512 ist->is_start=0;
513 }else{
514 static uint8_t *input_tmp= NULL;
515 input_tmp= av_realloc(input_tmp, byte_delta + size);
516
517 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
518 ist->is_start=0;
519 else
520 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
521
522 memset(input_tmp, 0, byte_delta);
523 memcpy(input_tmp + byte_delta, buf, size);
524 buf= input_tmp;
525 size += byte_delta;
526 if(verbose > 2)
527 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
528 }
529 }else if(audio_sync_method>1){
530 int comp= clip(delta, -audio_sync_method, audio_sync_method);
531 assert(ost->audio_resample);
532 if(verbose > 2)
533 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
b4a3389e 534// fprintf(stderr, "drift:%f len:%d opts:%lld ipts:%lld fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2));
ff4905a5
MN
535 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
536 }
537 }
986ebcdb 538 }else
b4a3389e 539 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
986ebcdb 540 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2); //FIXME wrong
85f07f22
FB
541
542 if (ost->audio_resample) {
543 buftmp = audio_buf;
544 size_out = audio_resample(ost->resample,
545 (short *)buftmp, (short *)buf,
546 size / (ist->st->codec.channels * 2));
547 size_out = size_out * enc->channels * 2;
548 } else {
549 buftmp = buf;
550 size_out = size;
551 }
552
553 /* now encode as many frames as possible */
a0663ba4 554 if (enc->frame_size > 1) {
85f07f22
FB
555 /* output resampled raw samples */
556 fifo_write(&ost->fifo, buftmp, size_out,
557 &ost->fifo.wptr);
558
559 frame_bytes = enc->frame_size * 2 * enc->channels;
560
561 while (fifo_read(&ost->fifo, audio_buf, frame_bytes,
562 &ost->fifo.rptr) == 0) {
e928649b
MN
563 AVPacket pkt;
564 av_init_packet(&pkt);
565
558eae03 566 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 567 (short *)audio_buf);
1008ceb3 568 audio_size += ret;
e928649b
MN
569 pkt.stream_index= ost->index;
570 pkt.data= audio_out;
571 pkt.size= ret;
572 if(enc->coded_frame)
c0df9d75 573 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 574 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 575 av_interleaved_write_frame(s, &pkt);
986ebcdb
MN
576
577 ost->sync_opts += enc->frame_size;
85f07f22
FB
578 }
579 } else {
e928649b
MN
580 AVPacket pkt;
581 av_init_packet(&pkt);
986ebcdb 582
c43042a7 583 ost->sync_opts += size_out / (2 * enc->channels);
986ebcdb 584
a0663ba4
FB
585 /* output a pcm frame */
586 /* XXX: change encoding codec API to avoid this ? */
587 switch(enc->codec->id) {
588 case CODEC_ID_PCM_S16LE:
589 case CODEC_ID_PCM_S16BE:
590 case CODEC_ID_PCM_U16LE:
591 case CODEC_ID_PCM_U16BE:
592 break;
593 default:
594 size_out = size_out >> 1;
595 break;
596 }
597 ret = avcodec_encode_audio(enc, audio_out, size_out,
ff29712a 598 (short *)buftmp);
1008ceb3 599 audio_size += ret;
e928649b
MN
600 pkt.stream_index= ost->index;
601 pkt.data= audio_out;
602 pkt.size= ret;
603 if(enc->coded_frame)
c0df9d75 604 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 605 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 606 av_interleaved_write_frame(s, &pkt);
85f07f22
FB
607 }
608}
609
10d104e4
PG
610static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
611{
612 AVCodecContext *dec;
613 AVPicture *picture2;
614 AVPicture picture_tmp;
0c1a9eda 615 uint8_t *buf = 0;
10d104e4
PG
616
617 dec = &ist->st->codec;
618
619 /* deinterlace : must be done before any resize */
bee0d9e5 620 if (do_deinterlace || using_vhook) {
10d104e4
PG
621 int size;
622
623 /* create temporary picture */
624 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
625 buf = av_malloc(size);
626 if (!buf)
627 return;
628
629 picture2 = &picture_tmp;
630 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
631
dafc3856
MN
632 if (do_deinterlace){
633 if(avpicture_deinterlace(picture2, picture,
634 dec->pix_fmt, dec->width, dec->height) < 0) {
635 /* if error, do not deinterlace */
636 av_free(buf);
637 buf = NULL;
638 picture2 = picture;
639 }
640 } else {
bee0d9e5
CY
641 if (img_convert(picture2, dec->pix_fmt, picture,
642 dec->pix_fmt, dec->width, dec->height) < 0) {
643 /* if error, do not copy */
644 av_free(buf);
645 buf = NULL;
646 picture2 = picture;
647 }
648 }
10d104e4
PG
649 } else {
650 picture2 = picture;
651 }
652
653 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height);
654
655 if (picture != picture2)
656 *picture = *picture2;
657 *bufp = buf;
658}
659
ec5517d5
FB
660/* we begin to correct av delay at this threshold */
661#define AV_DELAY_MAX 0.100
85f07f22 662
1ff93ffc
TK
663
664/* Expects img to be yuv420 */
665static void fill_pad_region(AVPicture* img, int height, int width,
666 int padtop, int padbottom, int padleft, int padright, int *color) {
667
668 int i, y, shift;
669 uint8_t *optr;
670
671 for (i = 0; i < 3; i++) {
672 shift = (i == 0) ? 0 : 1;
673
674 if (padtop || padleft) {
675 memset(img->data[i], color[i], (((img->linesize[i] * padtop) +
676 padleft) >> shift));
677 }
678
679 if (padleft || padright) {
680 optr = img->data[i] + (img->linesize[i] * (padtop >> shift)) +
681 (img->linesize[i] - (padright >> shift));
682
da723fd2 683 for (y = 0; y < ((height - (padtop + padbottom) - 1) >> shift); y++) {
1ff93ffc
TK
684 memset(optr, color[i], (padleft + padright) >> shift);
685 optr += img->linesize[i];
686 }
687 }
688
da723fd2
C
689 if (padbottom || padright) {
690 optr = img->data[i] + (((img->linesize[i] * (height - padbottom)) - padright) >> shift);
691 memset(optr, color[i], (((img->linesize[i] * padbottom) + padright) >> shift));
1ff93ffc
TK
692 }
693 }
694}
695
8a6cb114 696static int bit_buffer_size= 1024*256;
27537106 697static uint8_t *bit_buffer= NULL;
1ff93ffc 698
85f07f22
FB
699static void do_video_out(AVFormatContext *s,
700 AVOutputStream *ost,
701 AVInputStream *ist,
7a0f9d7e 702 AVFrame *in_picture,
986ebcdb 703 int *frame_size)
85f07f22 704{
ec5517d5 705 int nb_frames, i, ret;
a4d36c11
MN
706 AVFrame *final_picture, *formatted_picture;
707 AVFrame picture_format_temp, picture_crop_temp;
0c1a9eda 708 uint8_t *buf = NULL, *buf1 = NULL;
cfcf0ffd 709 AVCodecContext *enc, *dec;
a686caf0 710 enum PixelFormat target_pixfmt;
a4d36c11 711
a4d36c11
MN
712 avcodec_get_frame_defaults(&picture_format_temp);
713 avcodec_get_frame_defaults(&picture_crop_temp);
714
85f07f22 715 enc = &ost->st->codec;
cfcf0ffd 716 dec = &ist->st->codec;
85f07f22 717
ec5517d5
FB
718 /* by default, we output a single frame */
719 nb_frames = 1;
720
204c0f48
PG
721 *frame_size = 0;
722
986ebcdb 723 if(video_sync_method){
10d104e4 724 double vdelta;
b4a3389e 725 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN
726 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
727 if (vdelta < -1.1)
728 nb_frames = 0;
729 else if (vdelta > 1.1)
70122f29 730 nb_frames = lrintf(vdelta);
72bd8100 731//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
732 if (nb_frames == 0){
733 ++nb_frames_drop;
734 if (verbose>2)
735 fprintf(stderr, "*** drop!\n");
8300609b
MN
736 }else if (nb_frames > 1) {
737 nb_frames_dup += nb_frames;
50c3dd32 738 if (verbose>2)
8300609b 739 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
740 }
741 }else
b4a3389e 742 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 743
7ca60994 744 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
ec5517d5 745 if (nb_frames <= 0)
85f07f22 746 return;
ce7c56c2 747
cfcf0ffd 748 /* convert pixel format if needed */
1ff93ffc
TK
749 target_pixfmt = ost->video_resample || ost->video_pad
750 ? PIX_FMT_YUV420P : enc->pix_fmt;
a686caf0 751 if (dec->pix_fmt != target_pixfmt) {
cfcf0ffd
FB
752 int size;
753
754 /* create temporary picture */
39518b49 755 size = avpicture_get_size(target_pixfmt, dec->width, dec->height);
0f1578af 756 buf = av_malloc(size);
cfcf0ffd
FB
757 if (!buf)
758 return;
34b10a57 759 formatted_picture = &picture_format_temp;
a4d36c11 760 avpicture_fill((AVPicture*)formatted_picture, buf, target_pixfmt, dec->width, dec->height);
cfcf0ffd 761
a4d36c11 762 if (img_convert((AVPicture*)formatted_picture, target_pixfmt,
7a0f9d7e 763 (AVPicture *)in_picture, dec->pix_fmt,
cfcf0ffd 764 dec->width, dec->height) < 0) {
d8019eb5
AD
765
766 if (verbose >= 0)
767 fprintf(stderr, "pixel format conversion not handled\n");
768
cfcf0ffd
FB
769 goto the_end;
770 }
771 } else {
a4d36c11 772 formatted_picture = in_picture;
cfcf0ffd
FB
773 }
774
1ff93ffc 775 /* XXX: resampling could be done before raw format conversion in
cfcf0ffd
FB
776 some cases to go faster */
777 /* XXX: only works for YUV420P */
85f07f22 778 if (ost->video_resample) {
34b10a57 779 final_picture = &ost->pict_tmp;
a4d36c11 780 img_resample(ost->img_resample_ctx, (AVPicture*)final_picture, (AVPicture*)formatted_picture);
1ff93ffc
TK
781
782 if (ost->padtop || ost->padbottom || ost->padleft || ost->padright) {
a4d36c11 783 fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
1ff93ffc
TK
784 ost->padtop, ost->padbottom, ost->padleft, ost->padright,
785 padcolor);
786 }
787
a686caf0
RS
788 if (enc->pix_fmt != PIX_FMT_YUV420P) {
789 int size;
790
791 av_free(buf);
792 /* create temporary picture */
793 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
794 buf = av_malloc(size);
795 if (!buf)
796 return;
797 final_picture = &picture_format_temp;
a4d36c11 798 avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
a686caf0 799
a4d36c11
MN
800 if (img_convert((AVPicture*)final_picture, enc->pix_fmt,
801 (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
a686caf0 802 enc->width, enc->height) < 0) {
d8019eb5
AD
803
804 if (verbose >= 0)
805 fprintf(stderr, "pixel format conversion not handled\n");
806
a686caf0
RS
807 goto the_end;
808 }
809 }
34b10a57
D
810 } else if (ost->video_crop) {
811 picture_crop_temp.data[0] = formatted_picture->data[0] +
812 (ost->topBand * formatted_picture->linesize[0]) + ost->leftBand;
813
814 picture_crop_temp.data[1] = formatted_picture->data[1] +
815 ((ost->topBand >> 1) * formatted_picture->linesize[1]) +
816 (ost->leftBand >> 1);
817
818 picture_crop_temp.data[2] = formatted_picture->data[2] +
819 ((ost->topBand >> 1) * formatted_picture->linesize[2]) +
820 (ost->leftBand >> 1);
821
822 picture_crop_temp.linesize[0] = formatted_picture->linesize[0];
823 picture_crop_temp.linesize[1] = formatted_picture->linesize[1];
824 picture_crop_temp.linesize[2] = formatted_picture->linesize[2];
825 final_picture = &picture_crop_temp;
1ff93ffc
TK
826 } else if (ost->video_pad) {
827 final_picture = &ost->pict_tmp;
828
829 for (i = 0; i < 3; i++) {
830 uint8_t *optr, *iptr;
831 int shift = (i == 0) ? 0 : 1;
832 int y, yheight;
833
834 /* set offset to start writing image into */
835 optr = final_picture->data[i] + (((final_picture->linesize[i] *
836 ost->padtop) + ost->padleft) >> shift);
837 iptr = formatted_picture->data[i];
838
839 yheight = (enc->height - ost->padtop - ost->padbottom) >> shift;
840 for (y = 0; y < yheight; y++) {
841 /* copy unpadded image row into padded image row */
842 memcpy(optr, iptr, formatted_picture->linesize[i]);
843 optr += final_picture->linesize[i];
844 iptr += formatted_picture->linesize[i];
845 }
846 }
847
a4d36c11 848 fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
1ff93ffc
TK
849 ost->padtop, ost->padbottom, ost->padleft, ost->padright,
850 padcolor);
851
852 if (enc->pix_fmt != PIX_FMT_YUV420P) {
853 int size;
854
855 av_free(buf);
856 /* create temporary picture */
857 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
858 buf = av_malloc(size);
859 if (!buf)
860 return;
861 final_picture = &picture_format_temp;
a4d36c11 862 avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
1ff93ffc 863
a4d36c11
MN
864 if (img_convert((AVPicture*)final_picture, enc->pix_fmt,
865 (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1ff93ffc 866 enc->width, enc->height) < 0) {
d8019eb5
AD
867
868 if (verbose >= 0)
869 fprintf(stderr, "pixel format conversion not handled\n");
870
1ff93ffc
TK
871 goto the_end;
872 }
873 }
85f07f22 874 } else {
34b10a57 875 final_picture = formatted_picture;
85f07f22 876 }
85f07f22 877 /* duplicates frame if needed */
ec5517d5 878 for(i=0;i<nb_frames;i++) {
e928649b
MN
879 AVPacket pkt;
880 av_init_packet(&pkt);
881 pkt.stream_index= ost->index;
882
e8750b00
FR
883 if (s->oformat->flags & AVFMT_RAWPICTURE) {
884 /* raw pictures are written as AVPicture structure to
885 avoid any copies. We support temorarily the older
886 method. */
2744ca9a 887 AVFrame* old_frame = enc->coded_frame;
e928649b
MN
888 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
889 pkt.data= (uint8_t *)final_picture;
890 pkt.size= sizeof(AVPicture);
891 if(dec->coded_frame)
c0df9d75 892 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b
MN
893 if(dec->coded_frame && dec->coded_frame->key_frame)
894 pkt.flags |= PKT_FLAG_KEY;
895
3c895fc0 896 av_interleaved_write_frame(s, &pkt);
2744ca9a 897 enc->coded_frame = old_frame;
e8750b00 898 } else {
492cd3a9 899 AVFrame big_picture;
a4d36c11
MN
900
901 big_picture= *final_picture;
7a0f9d7e
FB
902 /* better than nothing: use input picture interlaced
903 settings */
904 big_picture.interlaced_frame = in_picture->interlaced_frame;
bb198e19
MN
905 if(do_interlace_me || do_interlace_dct){
906 if(top_field_first == -1)
907 big_picture.top_field_first = in_picture->top_field_first;
908 else
2a8edc5d 909 big_picture.top_field_first = top_field_first;
bb198e19 910 }
7a0f9d7e 911
85f07f22
FB
912 /* handles sameq here. This is not correct because it may
913 not be a global option */
914 if (same_quality) {
1e491e29
MN
915 big_picture.quality = ist->st->quality;
916 }else
917 big_picture.quality = ost->st->quality;
f4f3223f
MN
918 if(!me_threshold)
919 big_picture.pict_type = 0;
50c3dd32 920// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
921 big_picture.pts= ost->sync_opts;
922// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
50c3dd32 923//av_log(NULL, AV_LOG_DEBUG, "%lld -> encoder\n", ost->sync_opts);
cfcf0ffd 924 ret = avcodec_encode_video(enc,
8a6cb114 925 bit_buffer, bit_buffer_size,
1e491e29 926 &big_picture);
44429457 927 //enc->frame_number = enc->real_pict_num;
4bbc6260 928 if(ret>0){
27537106 929 pkt.data= bit_buffer;
e928649b
MN
930 pkt.size= ret;
931 if(enc->coded_frame)
c0df9d75 932 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
50c3dd32 933/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %lld/%lld\n",
c0df9d75
MN
934 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
935 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 936
e928649b
MN
937 if(enc->coded_frame && enc->coded_frame->key_frame)
938 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 939 av_interleaved_write_frame(s, &pkt);
e928649b
MN
940 *frame_size = ret;
941 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
942 // enc->frame_number-1, enc->real_pict_num, ret,
943 // enc->pict_type);
944 /* if two pass, output log */
945 if (ost->logfile && enc->stats_out) {
946 fprintf(ost->logfile, "%s", enc->stats_out);
947 }
5abdb4b1 948 }
85f07f22 949 }
50c3dd32 950 ost->sync_opts++;
ec5517d5 951 ost->frame_number++;
85f07f22 952 }
ec5517d5 953 the_end:
0f1578af
FB
954 av_free(buf);
955 av_free(buf1);
85f07f22
FB
956}
957
140cb663
MN
958static double psnr(double d){
959 if(d==0) return INFINITY;
b29f97d1 960 return -10.0*log(d)/log(10.0);
140cb663
MN
961}
962
ec5517d5
FB
963static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
964 int frame_size)
ce7c56c2
J
965{
966 static FILE *fvstats=NULL;
ce7c56c2 967 char filename[40];
bf5af568
FB
968 time_t today2;
969 struct tm *today;
ce7c56c2
J
970 AVCodecContext *enc;
971 int frame_number;
0c1a9eda 972 int64_t ti;
ce7c56c2
J
973 double ti1, bitrate, avg_bitrate;
974
975 if (!fvstats) {
976 today2 = time(NULL);
977 today = localtime(&today2);
2fc8ea24 978 snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour,
ce7c56c2
J
979 today->tm_min,
980 today->tm_sec);
981 fvstats = fopen(filename,"w");
982 if (!fvstats) {
983 perror("fopen");
984 exit(1);
985 }
986 }
987
988 ti = MAXINT64;
989 enc = &ost->st->codec;
ce7c56c2 990 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 991 frame_number = ost->frame_number;
158c7f05 992 fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 993 if (enc->flags&CODEC_FLAG_PSNR)
492cd3a9 994 fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
ce7c56c2
J
995
996 fprintf(fvstats,"f_size= %6d ", frame_size);
ec5517d5 997 /* compute pts value */
c0df9d75 998 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
999 if (ti1 < 0.01)
1000 ti1 = 0.01;
1001
c0df9d75 1002 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1003 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
ce7c56c2 1004 fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1005 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
3db320ea 1006 fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1007 }
ec5517d5
FB
1008}
1009
b29f97d1
ZK
1010static void print_report(AVFormatContext **output_files,
1011 AVOutputStream **ost_table, int nb_ostreams,
1012 int is_last_report)
ec5517d5
FB
1013{
1014 char buf[1024];
1015 AVOutputStream *ost;
1016 AVFormatContext *oc, *os;
0c1a9eda 1017 int64_t total_size;
ec5517d5
FB
1018 AVCodecContext *enc;
1019 int frame_number, vid, i;
1020 double bitrate, ti1, pts;
0c1a9eda 1021 static int64_t last_time = -1;
ec5517d5
FB
1022
1023 if (!is_last_report) {
0c1a9eda 1024 int64_t cur_time;
ec5517d5
FB
1025 /* display the report every 0.5 seconds */
1026 cur_time = av_gettime();
1027 if (last_time == -1) {
1028 last_time = cur_time;
1029 return;
1030 }
1031 if ((cur_time - last_time) < 500000)
1032 return;
1033 last_time = cur_time;
1034 }
1035
ce7c56c2 1036
ec5517d5
FB
1037 oc = output_files[0];
1038
1039 total_size = url_ftell(&oc->pb);
1040
1041 buf[0] = '\0';
1042 ti1 = 1e10;
1043 vid = 0;
1044 for(i=0;i<nb_ostreams;i++) {
1045 ost = ost_table[i];
1046 os = output_files[ost->file_index];
1047 enc = &ost->st->codec;
10d104e4 1048 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 1049 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
158c7f05 1050 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
10d104e4 1051 }
ec5517d5
FB
1052 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
1053 frame_number = ost->frame_number;
0ecca7a4 1054 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d q=%2.1f ",
158c7f05 1055 frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : 0);
890972be 1056 if(is_last_report)
0ecca7a4 1057 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
890972be
MN
1058 if (enc->flags&CODEC_FLAG_PSNR){
1059 int j;
1060 double error, error_sum=0;
1061 double scale, scale_sum=0;
1062 char type[3]= {'Y','U','V'};
0ecca7a4 1063 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1064 for(j=0; j<3; j++){
1065 if(is_last_report){
1066 error= enc->error[j];
1067 scale= enc->width*enc->height*255.0*255.0*frame_number;
1068 }else{
1069 error= enc->coded_frame->error[j];
1070 scale= enc->width*enc->height*255.0*255.0;
1071 }
1072 if(j) scale/=4;
1073 error_sum += error;
1074 scale_sum += scale;
0ecca7a4 1075 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1076 }
0ecca7a4 1077 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1078 }
ec5517d5
FB
1079 vid = 1;
1080 }
1081 /* compute min output value */
9ee91c2f 1082 pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
5d9827bc 1083 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1084 ti1 = pts;
1085 }
1086 if (ti1 < 0.01)
1087 ti1 = 0.01;
ec5517d5 1088
f068206e
BE
1089 if (verbose || is_last_report) {
1090 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
1091
0ecca7a4 1092 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB
1093 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1094 (double)total_size / 1024, ti1, bitrate);
a6a92a9a
WG
1095
1096 if (verbose > 1)
0ecca7a4 1097 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
a6a92a9a 1098 nb_frames_dup, nb_frames_drop);
f068206e 1099
d8019eb5
AD
1100 if (verbose >= 0)
1101 fprintf(stderr, "%s \r", buf);
1102
ec5517d5
FB
1103 fflush(stderr);
1104 }
f068206e 1105
1008ceb3
MN
1106 if (is_last_report && verbose >= 0){
1107 int64_t raw= audio_size + video_size + extra_size;
f068206e 1108 fprintf(stderr, "\n");
1008ceb3
MN
1109 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1110 video_size/1024.0,
1111 audio_size/1024.0,
1112 extra_size/1024.0,
1113 100.0*(total_size - raw)/raw
1114 );
1115 }
ce7c56c2
J
1116}
1117
a700a6ae
FB
1118/* pkt = NULL means EOF (needed to flush decoder buffers) */
1119static int output_packet(AVInputStream *ist, int ist_index,
1120 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1121 const AVPacket *pkt)
a700a6ae
FB
1122{
1123 AVFormatContext *os;
1124 AVOutputStream *ost;
1125 uint8_t *ptr;
1126 int len, ret, i;
1127 uint8_t *data_buf;
1128 int data_size, got_picture;
1129 AVFrame picture;
a700a6ae 1130 void *buffer_to_free;
78953e62
MN
1131 static int samples_size= 0;
1132 static short *samples= NULL;
1133
2b18dcd0
MN
1134 if(!pkt){
1135 ist->pts= ist->next_pts; // needed for last packet if vsync=0
1136 } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
c0df9d75 1137 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
a700a6ae 1138 } else {
a603bf8d 1139// assert(ist->pts == ist->next_pts);
a700a6ae 1140 }
eb5ec8fe 1141
a700a6ae
FB
1142 if (pkt == NULL) {
1143 /* EOF handling */
1144 ptr = NULL;
1145 len = 0;
1146 goto handle_eof;
1147 }
1148
1149 len = pkt->size;
1150 ptr = pkt->data;
1151 while (len > 0) {
1152 handle_eof:
1153 /* decode the packet if needed */
1154 data_buf = NULL; /* fail safe */
1155 data_size = 0;
1156 if (ist->decoding_needed) {
1157 switch(ist->st->codec.codec_type) {
df84ac2e 1158 case CODEC_TYPE_AUDIO:{
78953e62
MN
1159 if(pkt)
1160 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size, AVCODEC_MAX_AUDIO_FRAME_SIZE));
a700a6ae
FB
1161 /* XXX: could avoid copy if PCM 16 bits with same
1162 endianness as CPU */
1163 ret = avcodec_decode_audio(&ist->st->codec, samples, &data_size,
1164 ptr, len);
1165 if (ret < 0)
1166 goto fail_decode;
1167 ptr += ret;
1168 len -= ret;
1169 /* Some bug in mpeg audio decoder gives */
1170 /* data_size < 0, it seems they are overflows */
1171 if (data_size <= 0) {
1172 /* no audio frame */
1173 continue;
1174 }
1175 data_buf = (uint8_t *)samples;
4b85a28f
WG
1176 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
1177 (ist->st->codec.sample_rate * ist->st->codec.channels);
df84ac2e 1178 break;}
a700a6ae
FB
1179 case CODEC_TYPE_VIDEO:
1180 data_size = (ist->st->codec.width * ist->st->codec.height * 3) / 2;
1181 /* XXX: allocate picture correctly */
9740beff
MN
1182 avcodec_get_frame_defaults(&picture);
1183
a700a6ae
FB
1184 ret = avcodec_decode_video(&ist->st->codec,
1185 &picture, &got_picture, ptr, len);
1186 ist->st->quality= picture.quality;
1187 if (ret < 0)
1188 goto fail_decode;
1189 if (!got_picture) {
1190 /* no picture yet */
1191 goto discard_packet;
1192 }
c0df9d75 1193 if (ist->st->codec.time_base.num != 0) {
a700a6ae 1194 ist->next_pts += ((int64_t)AV_TIME_BASE *
c0df9d75
MN
1195 ist->st->codec.time_base.num) /
1196 ist->st->codec.time_base.den;
a700a6ae
FB
1197 }
1198 len = 0;
1199 break;
1200 default:
1201 goto fail_decode;
1202 }
1203 } else {
2fef0bdf
MN
1204 switch(ist->st->codec.codec_type) {
1205 case CODEC_TYPE_AUDIO:
1206 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec.frame_size) /
1207 (ist->st->codec.sample_rate * ist->st->codec.channels);
1208 break;
1209 case CODEC_TYPE_VIDEO:
c0df9d75 1210 if (ist->st->codec.time_base.num != 0) {
2fef0bdf 1211 ist->next_pts += ((int64_t)AV_TIME_BASE *
c0df9d75
MN
1212 ist->st->codec.time_base.num) /
1213 ist->st->codec.time_base.den;
2fef0bdf
MN
1214 }
1215 break;
1216 }
a700a6ae
FB
1217 data_buf = ptr;
1218 data_size = len;
1219 ret = len;
1220 len = 0;
1221 }
1222
1223 buffer_to_free = NULL;
1224 if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO) {
1225 pre_process_video_frame(ist, (AVPicture *)&picture,
1226 &buffer_to_free);
1227 }
1228
7e987c33
C
1229 // preprocess audio (volume)
1230 if (ist->st->codec.codec_type == CODEC_TYPE_AUDIO) {
a9aa3467 1231 if (audio_volume != 256) {
7e987c33 1232 short *volp;
7e987c33
C
1233 volp = samples;
1234 for(i=0;i<(data_size / sizeof(short));i++) {
a9aa3467 1235 int v = ((*volp) * audio_volume + 128) >> 8;
7e987c33
C
1236 if (v < -32768) v = -32768;
1237 if (v > 32767) v = 32767;
1238 *volp++ = v;
1239 }
1240 }
1241 }
1242
a700a6ae
FB
1243 /* frame rate emulation */
1244 if (ist->st->codec.rate_emu) {
c0df9d75 1245 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec.time_base.num, 1000000, ist->st->codec.time_base.den);
a700a6ae
FB
1246 int64_t now = av_gettime() - ist->start;
1247 if (pts > now)
1248 usleep(pts - now);
1249
1250 ist->frame++;
1251 }
1252
1253#if 0
1254 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1255 is the one of the next displayed one */
1256 /* XXX: add mpeg4 too ? */
1257 if (ist->st->codec.codec_id == CODEC_ID_MPEG1VIDEO) {
1258 if (ist->st->codec.pict_type != B_TYPE) {
1259 int64_t tmp;
1260 tmp = ist->last_ip_pts;
1261 ist->last_ip_pts = ist->frac_pts.val;
1262 ist->frac_pts.val = tmp;
1263 }
1264 }
1265#endif
1266 /* if output time reached then transcode raw format,
1267 encode packets and output them */
1268 if (start_time == 0 || ist->pts >= start_time)
1269 for(i=0;i<nb_ostreams;i++) {
1270 int frame_size;
1271
1272 ost = ost_table[i];
1273 if (ost->source_index == ist_index) {
1274 os = output_files[ost->file_index];
1275
1276#if 0
1277 printf("%d: got pts=%0.3f %0.3f\n", i,
1278 (double)pkt->pts / AV_TIME_BASE,
1279 ((double)ist->pts / AV_TIME_BASE) -
986ebcdb 1280 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae
FB
1281#endif
1282 /* set the input output pts pairs */
b4a3389e 1283 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
a700a6ae
FB
1284
1285 if (ost->encoding_needed) {
1286 switch(ost->st->codec.codec_type) {
1287 case CODEC_TYPE_AUDIO:
1288 do_audio_out(os, ost, ist, data_buf, data_size);
1289 break;
1290 case CODEC_TYPE_VIDEO:
986ebcdb 1291 do_video_out(os, ost, ist, &picture, &frame_size);
1008ceb3 1292 video_size += frame_size;
a700a6ae
FB
1293 if (do_vstats && frame_size)
1294 do_video_stats(os, ost, frame_size);
a700a6ae
FB
1295 break;
1296 default:
1297 av_abort();
1298 }
1299 } else {
e928649b
MN
1300 AVFrame avframe; //FIXME/XXX remove this
1301 AVPacket opkt;
1302 av_init_packet(&opkt);
1303
a700a6ae
FB
1304 /* no reencoding needed : output the packet directly */
1305 /* force the input stream PTS */
1306
9740beff 1307 avcodec_get_frame_defaults(&avframe);
a700a6ae
FB
1308 ost->st->codec.coded_frame= &avframe;
1309 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
bf17ff61 1310
c7baf14b
MN
1311 if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO)
1312 audio_size += data_size;
daed32f7 1313 else if (ost->st->codec.codec_type == CODEC_TYPE_VIDEO) {
c7baf14b 1314 video_size += data_size;
daed32f7
WG
1315 ost->sync_opts++;
1316 }
c7baf14b 1317
e928649b
MN
1318 opkt.stream_index= ost->index;
1319 opkt.data= data_buf;
1320 opkt.size= data_size;
6c55b27f 1321 if(pkt->pts != AV_NOPTS_VALUE)
c0df9d75 1322 opkt.pts= av_rescale_q(av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
6c55b27f
MN
1323 else
1324 opkt.pts= AV_NOPTS_VALUE;
c0df9d75 1325 opkt.dts= av_rescale_q(av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
e928649b
MN
1326 opkt.flags= pkt->flags;
1327
3c895fc0 1328 av_interleaved_write_frame(os, &opkt);
a700a6ae
FB
1329 ost->st->codec.frame_number++;
1330 ost->frame_number++;
1331 }
1332 }
1333 }
1334 av_free(buffer_to_free);
1335 }
1336 discard_packet:
6f824977
MN
1337 if (pkt == NULL) {
1338 /* EOF handling */
1339
1340 for(i=0;i<nb_ostreams;i++) {
1341 ost = ost_table[i];
1342 if (ost->source_index == ist_index) {
1343 AVCodecContext *enc= &ost->st->codec;
1344 os = output_files[ost->file_index];
1345
1346 if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
1347 continue;
1348 if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1349 continue;
1350
1351 if (ost->encoding_needed) {
1352 for(;;) {
1353 AVPacket pkt;
1354 av_init_packet(&pkt);
1355 pkt.stream_index= ost->index;
1356
1357 switch(ost->st->codec.codec_type) {
1358 case CODEC_TYPE_AUDIO:
8a6cb114 1359 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1360 audio_size += ret;
1361 pkt.flags |= PKT_FLAG_KEY;
1362 break;
1363 case CODEC_TYPE_VIDEO:
8a6cb114 1364 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1365 video_size += ret;
1366 if(enc->coded_frame && enc->coded_frame->key_frame)
1367 pkt.flags |= PKT_FLAG_KEY;
1368 if (ost->logfile && enc->stats_out) {
1369 fprintf(ost->logfile, "%s", enc->stats_out);
1370 }
1371 break;
1372 default:
1373 ret=-1;
1374 }
1375
1376 if(ret<=0)
1377 break;
27537106 1378 pkt.data= bit_buffer;
6f824977
MN
1379 pkt.size= ret;
1380 if(enc->coded_frame)
c0df9d75 1381 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
6f824977
MN
1382 av_interleaved_write_frame(os, &pkt);
1383 }
1384 }
1385 }
1386 }
1387 }
1388
a700a6ae
FB
1389 return 0;
1390 fail_decode:
1391 return -1;
1392}
1393
1394
85f07f22
FB
1395/*
1396 * The following code is the main loop of the file converter
1397 */
1398static int av_encode(AVFormatContext **output_files,
1399 int nb_output_files,
1400 AVFormatContext **input_files,
1401 int nb_input_files,
1402 AVStreamMap *stream_maps, int nb_stream_maps)
1403{
445f1b83 1404 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1405 AVFormatContext *is, *os;
1406 AVCodecContext *codec, *icodec;
1407 AVOutputStream *ost, **ost_table = NULL;
1408 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1409 AVInputFile *file_table;
51bd4565 1410 AVFormatContext *stream_no_data;
cb09b2ed 1411 int key;
bdc4796f 1412
51bd4565 1413 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1414 if (!file_table)
1415 goto fail;
27537106 1416
85f07f22
FB
1417 /* input stream init */
1418 j = 0;
1419 for(i=0;i<nb_input_files;i++) {
1420 is = input_files[i];
1421 file_table[i].ist_index = j;
79fdaa4c 1422 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1423 j += is->nb_streams;
1424 }
1425 nb_istreams = j;
1426
1427 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1428 if (!ist_table)
bdc4796f 1429 goto fail;
85f07f22
FB
1430
1431 for(i=0;i<nb_istreams;i++) {
1432 ist = av_mallocz(sizeof(AVInputStream));
1433 if (!ist)
1434 goto fail;
1435 ist_table[i] = ist;
1436 }
1437 j = 0;
1438 for(i=0;i<nb_input_files;i++) {
1439 is = input_files[i];
1440 for(k=0;k<is->nb_streams;k++) {
1441 ist = ist_table[j++];
1442 ist->st = is->streams[k];
1443 ist->file_index = i;
1444 ist->index = k;
1445 ist->discard = 1; /* the stream is discarded by default
1446 (changed later) */
bdfcbbed
MK
1447
1448 if (ist->st->codec.rate_emu) {
1449 ist->start = av_gettime();
1450 ist->frame = 0;
1451 }
85f07f22
FB
1452 }
1453 }
1454
1455 /* output stream init */
1456 nb_ostreams = 0;
1457 for(i=0;i<nb_output_files;i++) {
1458 os = output_files[i];
1459 nb_ostreams += os->nb_streams;
1460 }
1461 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1462 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1463 exit(1);
1464 }
1465
bd073980
BF
1466 /* Sanity check the mapping args -- do the input files & streams exist? */
1467 for(i=0;i<nb_stream_maps;i++) {
1468 int fi = stream_maps[i].file_index;
1469 int si = stream_maps[i].stream_index;
1470
1471 if (fi < 0 || fi > nb_input_files - 1 ||
1472 si < 0 || si > file_table[fi].nb_streams - 1) {
1473 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1474 exit(1);
1475 }
b4a3389e
WG
1476 fi = stream_maps[i].sync_file_index;
1477 si = stream_maps[i].sync_stream_index;
1478 if (fi < 0 || fi > nb_input_files - 1 ||
1479 si < 0 || si > file_table[fi].nb_streams - 1) {
1480 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1481 exit(1);
1482 }
bd073980
BF
1483 }
1484
85f07f22
FB
1485 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1486 if (!ost_table)
1487 goto fail;
1488 for(i=0;i<nb_ostreams;i++) {
1489 ost = av_mallocz(sizeof(AVOutputStream));
1490 if (!ost)
1491 goto fail;
1492 ost_table[i] = ost;
1493 }
1494
1495 n = 0;
1496 for(k=0;k<nb_output_files;k++) {
1497 os = output_files[k];
1498 for(i=0;i<os->nb_streams;i++) {
1499 int found;
1500 ost = ost_table[n++];
1501 ost->file_index = k;
1502 ost->index = i;
1503 ost->st = os->streams[i];
1504 if (nb_stream_maps > 0) {
1505 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
1506 stream_maps[n-1].stream_index;
bd073980
BF
1507
1508 /* Sanity check that the stream types match */
1509 if (ist_table[ost->source_index]->st->codec.codec_type != ost->st->codec.codec_type) {
1510 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1511 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1512 ost->file_index, ost->index);
1513 exit(1);
1514 }
1515
85f07f22
FB
1516 } else {
1517 /* get corresponding input stream index : we select the first one with the right type */
1518 found = 0;
1519 for(j=0;j<nb_istreams;j++) {
1520 ist = ist_table[j];
1521 if (ist->discard &&
1522 ist->st->codec.codec_type == ost->st->codec.codec_type) {
1523 ost->source_index = j;
1524 found = 1;
c19e76ce 1525 break;
85f07f22
FB
1526 }
1527 }
1528
1529 if (!found) {
1530 /* try again and reuse existing stream */
1531 for(j=0;j<nb_istreams;j++) {
1532 ist = ist_table[j];
1533 if (ist->st->codec.codec_type == ost->st->codec.codec_type) {
1534 ost->source_index = j;
1535 found = 1;
1536 }
1537 }
1538 if (!found) {
1539 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1540 ost->file_index, ost->index);
1541 exit(1);
1542 }
1543 }
1544 }
1545 ist = ist_table[ost->source_index];
1546 ist->discard = 0;
b4a3389e
WG
1547 ost->sync_ist = (nb_stream_maps > 0) ?
1548 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1549 stream_maps[n-1].sync_stream_index] : ist;
85f07f22
FB
1550 }
1551 }
1552
85f07f22
FB
1553 /* for each output stream, we compute the right encoding parameters */
1554 for(i=0;i<nb_ostreams;i++) {
1555 ost = ost_table[i];
1556 ist = ist_table[ost->source_index];
1557
1558 codec = &ost->st->codec;
1559 icodec = &ist->st->codec;
1560
1629626f
FB
1561 if (ost->st->stream_copy) {
1562 /* if stream_copy is selected, no need to decode or encode */
1563 codec->codec_id = icodec->codec_id;
1564 codec->codec_type = icodec->codec_type;
b2a2197e 1565 if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
1629626f 1566 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1567 codec->extradata= icodec->extradata;
1568 codec->extradata_size= icodec->extradata_size;
1629626f
FB
1569 switch(codec->codec_type) {
1570 case CODEC_TYPE_AUDIO:
1571 codec->sample_rate = icodec->sample_rate;
1572 codec->channels = icodec->channels;
0a3b0447 1573 codec->frame_size = icodec->frame_size;
c1344911 1574 codec->block_align= icodec->block_align;
1629626f
FB
1575 break;
1576 case CODEC_TYPE_VIDEO:
c0df9d75 1577 codec->time_base = icodec->time_base;
1629626f
FB
1578 codec->width = icodec->width;
1579 codec->height = icodec->height;
ff8cc24b 1580 codec->has_b_frames = icodec->has_b_frames;
1629626f
FB
1581 break;
1582 default:
1583 av_abort();
1584 }
1585 } else {
1586 switch(codec->codec_type) {
1587 case CODEC_TYPE_AUDIO:
85f07f22
FB
1588 if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1589 goto fail;
1629626f 1590
85f07f22
FB
1591 if (codec->channels == icodec->channels &&
1592 codec->sample_rate == icodec->sample_rate) {
1593 ost->audio_resample = 0;
1594 } else {
e0d2714a 1595 if (codec->channels != icodec->channels &&
23c99253
MN
1596 (icodec->codec_id == CODEC_ID_AC3 ||
1597 icodec->codec_id == CODEC_ID_DTS)) {
1598 /* Special case for 5:1 AC3 and DTS input */
e0d2714a 1599 /* and mono or stereo output */
6dc96cb0
J
1600 /* Request specific number of channels */
1601 icodec->channels = codec->channels;
1602 if (codec->sample_rate == icodec->sample_rate)
1603 ost->audio_resample = 0;
1604 else {
1605 ost->audio_resample = 1;
6dc96cb0 1606 }
e0d2714a
J
1607 } else {
1608 ost->audio_resample = 1;
986ebcdb
MN
1609 }
1610 }
ff4905a5 1611 if(audio_sync_method>1)
986ebcdb
MN
1612 ost->audio_resample = 1;
1613
1614 if(ost->audio_resample){
1615 ost->resample = audio_resample_init(codec->channels, icodec->channels,
1616 codec->sample_rate, icodec->sample_rate);
1617 if(!ost->resample){
1618 printf("Can't resample. Aborting.\n");
1619 av_abort();
e0d2714a 1620 }
85f07f22
FB
1621 }
1622 ist->decoding_needed = 1;
1623 ost->encoding_needed = 1;
1629626f
FB
1624 break;
1625 case CODEC_TYPE_VIDEO:
85f07f22 1626 if (codec->width == icodec->width &&
34b10a57
D
1627 codec->height == icodec->height &&
1628 frame_topBand == 0 &&
1629 frame_bottomBand == 0 &&
1630 frame_leftBand == 0 &&
1ff93ffc
TK
1631 frame_rightBand == 0 &&
1632 frame_padtop == 0 &&
1633 frame_padbottom == 0 &&
1634 frame_padleft == 0 &&
1635 frame_padright == 0)
34b10a57
D
1636 {
1637 ost->video_resample = 0;
1638 ost->video_crop = 0;
1ff93ffc 1639 ost->video_pad = 0;
34b10a57
D
1640 } else if ((codec->width == icodec->width -
1641 (frame_leftBand + frame_rightBand)) &&
1642 (codec->height == icodec->height -
1643 (frame_topBand + frame_bottomBand)))
1644 {
85f07f22 1645 ost->video_resample = 0;
34b10a57
D
1646 ost->video_crop = 1;
1647 ost->topBand = frame_topBand;
1648 ost->leftBand = frame_leftBand;
1ff93ffc
TK
1649 } else if ((codec->width == icodec->width +
1650 (frame_padleft + frame_padright)) &&
1651 (codec->height == icodec->height +
1652 (frame_padtop + frame_padbottom))) {
1653 ost->video_resample = 0;
1654 ost->video_crop = 0;
1655 ost->video_pad = 1;
1656 ost->padtop = frame_padtop;
1657 ost->padleft = frame_padleft;
1658 ost->padbottom = frame_padbottom;
1659 ost->padright = frame_padright;
2de28abb 1660 avcodec_get_frame_defaults(&ost->pict_tmp);
a4d36c11 1661 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1ff93ffc
TK
1662 codec->width, codec->height ) )
1663 goto fail;
85f07f22 1664 } else {
85f07f22 1665 ost->video_resample = 1;
34b10a57 1666 ost->video_crop = 0; // cropping is handled as part of resample
2de28abb 1667 avcodec_get_frame_defaults(&ost->pict_tmp);
a4d36c11 1668 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
2caa92d9 1669 codec->width, codec->height ) )
85f07f22 1670 goto fail;
85f07f22 1671
ab6d194a 1672 ost->img_resample_ctx = img_resample_full_init(
85f07f22 1673 ost->st->codec.width, ost->st->codec.height,
ab6d194a
MN
1674 ist->st->codec.width, ist->st->codec.height,
1675 frame_topBand, frame_bottomBand,
1ff93ffc
TK
1676 frame_leftBand, frame_rightBand,
1677 frame_padtop, frame_padbottom,
1678 frame_padleft, frame_padright);
1679
1680 ost->padtop = frame_padtop;
1681 ost->padleft = frame_padleft;
1682 ost->padbottom = frame_padbottom;
1683 ost->padright = frame_padright;
1684
85f07f22
FB
1685 }
1686 ost->encoding_needed = 1;
1687 ist->decoding_needed = 1;
1629626f
FB
1688 break;
1689 default:
1690 av_abort();
85f07f22 1691 }
1629626f
FB
1692 /* two pass mode */
1693 if (ost->encoding_needed &&
1694 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1695 char logfilename[1024];
1696 FILE *f;
1697 int size;
1698 char *logbuffer;
1699
1700 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1701 pass_logfilename ?
1702 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1703 if (codec->flags & CODEC_FLAG_PASS1) {
1704 f = fopen(logfilename, "w");
1705 if (!f) {
1706 perror(logfilename);
1707 exit(1);
1708 }
1709 ost->logfile = f;
1710 } else {
1711 /* read the log file */
1712 f = fopen(logfilename, "r");
1713 if (!f) {
1714 perror(logfilename);
1715 exit(1);
1716 }
1717 fseek(f, 0, SEEK_END);
1718 size = ftell(f);
1719 fseek(f, 0, SEEK_SET);
1720 logbuffer = av_malloc(size + 1);
1721 if (!logbuffer) {
1722 fprintf(stderr, "Could not allocate log buffer\n");
1723 exit(1);
1724 }
4776fa92 1725 size = fread(logbuffer, 1, size, f);
1629626f
FB
1726 fclose(f);
1727 logbuffer[size] = '\0';
1728 codec->stats_in = logbuffer;
5abdb4b1 1729 }
5abdb4b1
FB
1730 }
1731 }
8a6cb114
MN
1732 if(codec->codec_type == CODEC_TYPE_VIDEO){
1733 int size= codec->width * codec->height;
1734 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1735 }
85f07f22
FB
1736 }
1737
8a6cb114
MN
1738 if (!bit_buffer)
1739 bit_buffer = av_malloc(bit_buffer_size);
1740 if (!bit_buffer)
1741 goto fail;
1742
1629626f
FB
1743 /* dump the file output parameters - cannot be done before in case
1744 of stream copy */
1745 for(i=0;i<nb_output_files;i++) {
1746 dump_format(output_files[i], i, output_files[i]->filename, 1);
1747 }
1748
1749 /* dump the stream mapping */
d8019eb5
AD
1750 if (verbose >= 0) {
1751 fprintf(stderr, "Stream mapping:\n");
1752 for(i=0;i<nb_ostreams;i++) {
1753 ost = ost_table[i];
b4a3389e 1754 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
d8019eb5
AD
1755 ist_table[ost->source_index]->file_index,
1756 ist_table[ost->source_index]->index,
1757 ost->file_index,
1758 ost->index);
b4a3389e
WG
1759 if (ost->sync_ist != ist_table[ost->source_index])
1760 fprintf(stderr, " [sync #%d.%d]",
1761 ost->sync_ist->file_index,
1762 ost->sync_ist->index);
1763 fprintf(stderr, "\n");
d8019eb5 1764 }
1629626f
FB
1765 }
1766
85f07f22
FB
1767 /* open each encoder */
1768 for(i=0;i<nb_ostreams;i++) {
1769 ost = ost_table[i];
1770 if (ost->encoding_needed) {
1771 AVCodec *codec;
1772 codec = avcodec_find_encoder(ost->st->codec.codec_id);
1773 if (!codec) {
1774 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1775 ost->file_index, ost->index);
1776 exit(1);
1777 }
1778 if (avcodec_open(&ost->st->codec, codec) < 0) {
3d38fd1c 1779 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
1780 ost->file_index, ost->index);
1781 exit(1);
1782 }
1008ceb3 1783 extra_size += ost->st->codec.extradata_size;
85f07f22
FB
1784 }
1785 }
1786
1787 /* open each decoder */
1788 for(i=0;i<nb_istreams;i++) {
1789 ist = ist_table[i];
1790 if (ist->decoding_needed) {
1791 AVCodec *codec;
1792 codec = avcodec_find_decoder(ist->st->codec.codec_id);
1793 if (!codec) {
10d104e4
PG
1794 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
1795 ist->st->codec.codec_id, ist->file_index, ist->index);
85f07f22
FB
1796 exit(1);
1797 }
1798 if (avcodec_open(&ist->st->codec, codec) < 0) {
1799 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1800 ist->file_index, ist->index);
1801 exit(1);
1802 }
6dc96cb0
J
1803 //if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO)
1804 // ist->st->codec.flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1805 }
1806 }
1807
1808 /* init pts */
1809 for(i=0;i<nb_istreams;i++) {
1810 ist = ist_table[i];
445f1b83 1811 is = input_files[ist->file_index];
e7d0374f 1812 ist->pts = 0;
c0df9d75 1813 ist->next_pts = av_rescale_q(ist->st->start_time, ist->st->time_base, AV_TIME_BASE_Q);
87017bad 1814 if(ist->st->start_time == AV_NOPTS_VALUE)
bd1b79a1 1815 ist->next_pts=0;
fdb86eb1
MN
1816 if(input_files_ts_offset[ist->file_index])
1817 ist->next_pts= AV_NOPTS_VALUE;
ff4905a5 1818 ist->is_start = 1;
85f07f22 1819 }
bd1b79a1 1820
85f07f22
FB
1821 /* compute buffer size max (should use a complete heuristic) */
1822 for(i=0;i<nb_input_files;i++) {
1823 file_table[i].buffer_size_max = 2048;
1824 }
1825
0a38bafd
PB
1826 /* set meta data information from input file if required */
1827 for (i=0;i<nb_meta_data_maps;i++) {
1828 AVFormatContext *out_file;
1829 AVFormatContext *in_file;
1830
1831 int out_file_index = meta_data_maps[i].out_file;
1832 int in_file_index = meta_data_maps[i].in_file;
1833 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1834 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1835 ret = -EINVAL;
1836 goto fail;
1837 }
1838 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1839 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1840 ret = -EINVAL;
1841 goto fail;
1842 }
1843
1844 out_file = output_files[out_file_index];
1845 in_file = input_files[in_file_index];
1846
1847 strcpy(out_file->title, in_file->title);
1848 strcpy(out_file->author, in_file->author);
1849 strcpy(out_file->copyright, in_file->copyright);
1850 strcpy(out_file->comment, in_file->comment);
1851 strcpy(out_file->album, in_file->album);
1852 out_file->year = in_file->year;
1853 out_file->track = in_file->track;
1854 strcpy(out_file->genre, in_file->genre);
1855 }
1856
85f07f22
FB
1857 /* open files and write file headers */
1858 for(i=0;i<nb_output_files;i++) {
1859 os = output_files[i];
79fdaa4c 1860 if (av_write_header(os) < 0) {
65bf3c53 1861 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
a38469e1
FB
1862 ret = -EINVAL;
1863 goto fail;
1864 }
85f07f22
FB
1865 }
1866
a38469e1 1867#ifndef CONFIG_WIN32
d8019eb5 1868 if ( !using_stdin && verbose >= 0) {
d9a916e2 1869 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
1870 url_set_interrupt_cb(decode_interrupt_cb);
1871 }
a38469e1
FB
1872#endif
1873 term_init();
1874
51bd4565 1875 stream_no_data = 0;
cb09b2ed 1876 key = -1;
51bd4565 1877
d9a916e2 1878 for(; received_sigterm == 0;) {
85f07f22
FB
1879 int file_index, ist_index;
1880 AVPacket pkt;
a9aeda81
PB
1881 double ipts_min;
1882 double opts_min;
23ffe323 1883
85f07f22 1884 redo:
a9aeda81
PB
1885 ipts_min= 1e100;
1886 opts_min= 1e100;
a38469e1 1887 /* if 'q' pressed, exits */
d9a916e2 1888 if (!using_stdin) {
b51469a0
LS
1889 if (q_pressed)
1890 break;
cb09b2ed
PG
1891 /* read_key() returns 0 on EOF */
1892 key = read_key();
1893 if (key == 'q')
1894 break;
1895 }
a38469e1 1896
ec5517d5
FB
1897 /* select the stream that we must read now by looking at the
1898 smallest output pts */
85f07f22 1899 file_index = -1;
ec5517d5 1900 for(i=0;i<nb_ostreams;i++) {
23ffe323 1901 double ipts, opts;
ec5517d5
FB
1902 ost = ost_table[i];
1903 os = output_files[ost->file_index];
1904 ist = ist_table[ost->source_index];
23ffe323 1905 if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO)
c0df9d75 1906 opts = ost->sync_opts * av_q2d(ost->st->codec.time_base);
23ffe323 1907 else
c0df9d75 1908 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
1909 ipts = (double)ist->pts;
1910 if (!file_table[ist->file_index].eof_reached){
1911 if(ipts < ipts_min) {
1912 ipts_min = ipts;
1913 if(input_sync ) file_index = ist->file_index;
1914 }
1915 if(opts < opts_min) {
1916 opts_min = opts;
1917 if(!input_sync) file_index = ist->file_index;
1918 }
85f07f22 1919 }
7ca60994
MN
1920 if(ost->frame_number >= max_frames[ost->st->codec.codec_type]){
1921 file_index= -1;
1922 break;
1923 }
85f07f22
FB
1924 }
1925 /* if none, if is finished */
51bd4565 1926 if (file_index < 0) {
85f07f22 1927 break;
ec5517d5
FB
1928 }
1929
85f07f22 1930 /* finish if recording time exhausted */
23ffe323 1931 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 1932 break;
ec5517d5 1933
b6e16b86
C
1934 /* finish if limit size exhausted */
1935 if (limit_filesize != 0 && (limit_filesize * 1024) < url_ftell(&output_files[0]->pb))
1936 break;
1937
254abc2e 1938 /* read a frame from it and output it in the fifo */
85f07f22 1939 is = input_files[file_index];
254abc2e 1940 if (av_read_frame(is, &pkt) < 0) {
85f07f22 1941 file_table[file_index].eof_reached = 1;
ca80810b 1942 if (opt_shortest) break; else continue; //
85f07f22 1943 }
303e50e6 1944
51bd4565
PG
1945 if (!pkt.size) {
1946 stream_no_data = is;
1947 } else {
1948 stream_no_data = 0;
1949 }
254abc2e
FB
1950 if (do_pkt_dump) {
1951 av_pkt_dump(stdout, &pkt, do_hex_dump);
817b23ff 1952 }
79fdaa4c
FB
1953 /* the following test is needed in case new streams appear
1954 dynamically in stream : we ignore them */
1955 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 1956 goto discard_packet;
85f07f22
FB
1957 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1958 ist = ist_table[ist_index];
bf5af568
FB
1959 if (ist->discard)
1960 goto discard_packet;
85f07f22 1961
72bd8100 1962// 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 1963 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
c0df9d75 1964 int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
72bd8100
MN
1965 if(ABS(delta) > 10LL*AV_TIME_BASE && !copy_ts){
1966 input_files_ts_offset[ist->file_index]-= delta;
1967 if (verbose > 2)
1968 fprintf(stderr, "timestamp discontinuity %lld, new offset= %lld\n", delta, input_files_ts_offset[ist->file_index]);
1969 for(i=0; i<file_table[file_index].nb_streams; i++){
1970 int index= file_table[file_index].ist_index + i;
1971 ist_table[index]->next_pts += delta;
ff4905a5 1972 ist_table[index]->is_start=1;
72bd8100
MN
1973 }
1974 }
1975 }
1976
8831db5c 1977 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 1978 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
1979
1980 if (verbose >= 0)
1981 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1982 ist->file_index, ist->index);
1983
a700a6ae
FB
1984 av_free_packet(&pkt);
1985 goto redo;
fe08925f 1986 }
a700a6ae 1987
bf5af568 1988 discard_packet:
85f07f22
FB
1989 av_free_packet(&pkt);
1990
ec5517d5
FB
1991 /* dump report by using the output first video and audio streams */
1992 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 1993 }
a700a6ae
FB
1994
1995 /* at the end of stream, we must flush the decoder buffers */
1996 for(i=0;i<nb_istreams;i++) {
1997 ist = ist_table[i];
1998 if (ist->decoding_needed) {
1999 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2000 }
2001 }
2002
a38469e1 2003 term_exit();
85f07f22 2004
c4e37247
MN
2005 /* write the trailer if needed and close file */
2006 for(i=0;i<nb_output_files;i++) {
2007 os = output_files[i];
2008 av_write_trailer(os);
2009 }
2010
37f5cd5a
MN
2011 /* dump report by using the first video and audio streams */
2012 print_report(output_files, ost_table, nb_ostreams, 1);
2013
85f07f22
FB
2014 /* close each encoder */
2015 for(i=0;i<nb_ostreams;i++) {
2016 ost = ost_table[i];
2017 if (ost->encoding_needed) {
5abdb4b1 2018 av_freep(&ost->st->codec.stats_in);
85f07f22
FB
2019 avcodec_close(&ost->st->codec);
2020 }
2021 }
2022
2023 /* close each decoder */
2024 for(i=0;i<nb_istreams;i++) {
2025 ist = ist_table[i];
2026 if (ist->decoding_needed) {
2027 avcodec_close(&ist->st->codec);
2028 }
2029 }
85f07f22 2030
85f07f22
FB
2031 /* finished ! */
2032
2033 ret = 0;
2034 fail1:
83b07470 2035 av_freep(&bit_buffer);
0f1578af 2036 av_free(file_table);
bdc4796f 2037
85f07f22
FB
2038 if (ist_table) {
2039 for(i=0;i<nb_istreams;i++) {
2040 ist = ist_table[i];
0f1578af 2041 av_free(ist);
85f07f22 2042 }
0f1578af 2043 av_free(ist_table);
85f07f22
FB
2044 }
2045 if (ost_table) {
2046 for(i=0;i<nb_ostreams;i++) {
2047 ost = ost_table[i];
2048 if (ost) {
5abdb4b1
FB
2049 if (ost->logfile) {
2050 fclose(ost->logfile);
2051 ost->logfile = NULL;
2052 }
bf5af568
FB
2053 fifo_free(&ost->fifo); /* works even if fifo is not
2054 initialized but set to zero */
0f1578af 2055 av_free(ost->pict_tmp.data[0]);
85f07f22
FB
2056 if (ost->video_resample)
2057 img_resample_close(ost->img_resample_ctx);
2058 if (ost->audio_resample)
2059 audio_resample_close(ost->resample);
0f1578af 2060 av_free(ost);
85f07f22
FB
2061 }
2062 }
0f1578af 2063 av_free(ost_table);
85f07f22
FB
2064 }
2065 return ret;
2066 fail:
2067 ret = -ENOMEM;
2068 goto fail1;
2069}
2070
2071#if 0
2072int file_read(const char *filename)
2073{
2074 URLContext *h;
2075 unsigned char buffer[1024];
2076 int len, i;
2077
2078 if (url_open(&h, filename, O_RDONLY) < 0) {
2079 printf("could not open '%s'\n", filename);
2080 return -1;
2081 }
2082 for(;;) {
2083 len = url_read(h, buffer, sizeof(buffer));
2084 if (len <= 0)
2085 break;
2086 for(i=0;i<len;i++) putchar(buffer[i]);
2087 }
2088 url_close(h);
2089 return 0;
2090}
2091#endif
2092
b29f97d1 2093static void opt_image_format(const char *arg)
817b23ff
FB
2094{
2095 AVImageFormat *f;
2096
2097 for(f = first_image_format; f != NULL; f = f->next) {
2098 if (!strcmp(arg, f->name))
2099 break;
2100 }
2101 if (!f) {
2102 fprintf(stderr, "Unknown image format: '%s'\n", arg);
2103 exit(1);
2104 }
2105 image_format = f;
2106}
2107
b29f97d1 2108static void opt_format(const char *arg)
85f07f22 2109{
817b23ff
FB
2110 /* compatibility stuff for pgmyuv */
2111 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2112 pgmyuv_compatibility_hack=1;
9286699a 2113// opt_image_format(arg);
5b6d5596 2114 arg = "image2";
817b23ff
FB
2115 }
2116
79fdaa4c
FB
2117 file_iformat = av_find_input_format(arg);
2118 file_oformat = guess_format(arg, NULL, NULL);
2119 if (!file_iformat && !file_oformat) {
2120 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB
2121 exit(1);
2122 }
85f07f22
FB
2123}
2124
b29f97d1 2125static void opt_video_bitrate(const char *arg)
85f07f22
FB
2126{
2127 video_bit_rate = atoi(arg) * 1000;
2128}
2129
b29f97d1 2130static void opt_video_bitrate_tolerance(const char *arg)
9cdd6a24
MN
2131{
2132 video_bit_rate_tolerance = atoi(arg) * 1000;
2133}
2134
b29f97d1 2135static void opt_video_bitrate_max(const char *arg)
3aa102be
MN
2136{
2137 video_rc_max_rate = atoi(arg) * 1000;
2138}
2139
b29f97d1 2140static void opt_video_bitrate_min(const char *arg)
3aa102be
MN
2141{
2142 video_rc_min_rate = atoi(arg) * 1000;
2143}
2144
b29f97d1 2145static void opt_video_buffer_size(const char *arg)
946c8a12 2146{
622348f9 2147 video_rc_buffer_size = atoi(arg) * 8*1024;
946c8a12
MN
2148}
2149
b29f97d1 2150static void opt_video_rc_eq(char *arg)
3aa102be
MN
2151{
2152 video_rc_eq = arg;
2153}
2154
b29f97d1 2155static void opt_video_rc_override_string(char *arg)
ac2830ec
MN
2156{
2157 video_rc_override_string = arg;
2158}
2159
3aa102be 2160
b29f97d1 2161static void opt_workaround_bugs(const char *arg)
fe670d09
MN
2162{
2163 workaround_bugs = atoi(arg);
2164}
2165
b29f97d1 2166static void opt_dct_algo(const char *arg)
463678ac
MN
2167{
2168 dct_algo = atoi(arg);
2169}
2170
b29f97d1 2171static void opt_idct_algo(const char *arg)
2ad1516a
MN
2172{
2173 idct_algo = atoi(arg);
2174}
2175
f4f3223f
MN
2176static void opt_me_threshold(const char *arg)
2177{
2178 me_threshold = atoi(arg);
2179}
2180
f20f8a8b
MN
2181static void opt_mb_threshold(const char *arg)
2182{
2183 mb_threshold = atoi(arg);
2184}
2ad1516a 2185
b29f97d1 2186static void opt_error_resilience(const char *arg)
8409b8fe
MN
2187{
2188 error_resilience = atoi(arg);
2189}
2190
b29f97d1 2191static void opt_error_concealment(const char *arg)
4d2858de
MN
2192{
2193 error_concealment = atoi(arg);
2194}
2195
b29f97d1 2196static void opt_debug(const char *arg)
59b571c1
MN
2197{
2198 debug = atoi(arg);
2199}
4d2858de 2200
0c9bbaec
WH
2201static void opt_vismv(const char *arg)
2202{
2203 debug_mv = atoi(arg);
2204}
2205
f068206e
BE
2206static void opt_verbose(const char *arg)
2207{
2208 verbose = atoi(arg);
d8019eb5 2209 av_log_set_level(atoi(arg));
f068206e
BE
2210}
2211
b29f97d1 2212static void opt_frame_rate(const char *arg)
85f07f22 2213{
445f1b83
RS
2214 if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
2215 fprintf(stderr, "Incorrect frame rate\n");
2216 exit(1);
2217 }
85f07f22
FB
2218}
2219
b29f97d1 2220static void opt_frame_crop_top(const char *arg)
ab6d194a
MN
2221{
2222 frame_topBand = atoi(arg);
2223 if (frame_topBand < 0) {
2224 fprintf(stderr, "Incorrect top crop size\n");
2225 exit(1);
2226 }
2227 if ((frame_topBand % 2) != 0) {
2228 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2229 exit(1);
2230 }
2231 if ((frame_topBand) >= frame_height){
2232 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2233 exit(1);
2234 }
2235 frame_height -= frame_topBand;
2236}
2237
b29f97d1 2238static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2239{
2240 frame_bottomBand = atoi(arg);
2241 if (frame_bottomBand < 0) {
2242 fprintf(stderr, "Incorrect bottom crop size\n");
2243 exit(1);
2244 }
2245 if ((frame_bottomBand % 2) != 0) {
2246 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2247 exit(1);
2248 }
2249 if ((frame_bottomBand) >= frame_height){
2250 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2251 exit(1);
2252 }
2253 frame_height -= frame_bottomBand;
2254}
2255
b29f97d1 2256static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2257{
2258 frame_leftBand = atoi(arg);
2259 if (frame_leftBand < 0) {
2260 fprintf(stderr, "Incorrect left crop size\n");
2261 exit(1);
2262 }
2263 if ((frame_leftBand % 2) != 0) {
2264 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2265 exit(1);
2266 }
2267 if ((frame_leftBand) >= frame_width){
2268 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2269 exit(1);
2270 }
2271 frame_width -= frame_leftBand;
2272}
2273
b29f97d1 2274static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2275{
2276 frame_rightBand = atoi(arg);
2277 if (frame_rightBand < 0) {
2278 fprintf(stderr, "Incorrect right crop size\n");
2279 exit(1);
2280 }
2281 if ((frame_rightBand % 2) != 0) {
2282 fprintf(stderr, "Right crop size must be a multiple of 2\n");
2283 exit(1);
2284 }
2285 if ((frame_rightBand) >= frame_width){
2286 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2287 exit(1);
2288 }
2289 frame_width -= frame_rightBand;
2290}
2291
b29f97d1 2292static void opt_frame_size(const char *arg)
85f07f22 2293{
445f1b83 2294 if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB
2295 fprintf(stderr, "Incorrect frame size\n");
2296 exit(1);
2297 }
2298 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2299 fprintf(stderr, "Frame size must be a multiple of 2\n");
2300 exit(1);
2301 }
2302}
2303
1ff93ffc
TK
2304
2305#define SCALEBITS 10
2306#define ONE_HALF (1 << (SCALEBITS - 1))
2307#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
2308
2309#define RGB_TO_Y(r, g, b) \
2310((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2311 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2312
2313#define RGB_TO_U(r1, g1, b1, shift)\
2314(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2315 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2316
2317#define RGB_TO_V(r1, g1, b1, shift)\
2318(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2319 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2320
2321static void opt_pad_color(const char *arg) {
2322 /* Input is expected to be six hex digits similar to
2323 how colors are expressed in html tags (but without the #) */
2324 int rgb = strtol(arg, NULL, 16);
2325 int r,g,b;
2326
2327 r = (rgb >> 16);
2328 g = ((rgb >> 8) & 255);
2329 b = (rgb & 255);
2330
2331 padcolor[0] = RGB_TO_Y(r,g,b);
2332 padcolor[1] = RGB_TO_U(r,g,b,0);
2333 padcolor[2] = RGB_TO_V(r,g,b,0);
2334}
2335
2336static void opt_frame_pad_top(const char *arg)
2337{
2338 frame_padtop = atoi(arg);
2339 if (frame_padtop < 0) {
2340 fprintf(stderr, "Incorrect top pad size\n");
2341 exit(1);
2342 }
2343 if ((frame_padtop % 2) != 0) {
2344 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2345 exit(1);
2346 }
2347}
2348
2349static void opt_frame_pad_bottom(const char *arg)
2350{
2351 frame_padbottom = atoi(arg);
2352 if (frame_padbottom < 0) {
2353 fprintf(stderr, "Incorrect bottom pad size\n");
2354 exit(1);
2355 }
2356 if ((frame_padbottom % 2) != 0) {
2357 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2358 exit(1);
2359 }
2360}
2361
2362
2363static void opt_frame_pad_left(const char *arg)
2364{
2365 frame_padleft = atoi(arg);
2366 if (frame_padleft < 0) {
2367 fprintf(stderr, "Incorrect left pad size\n");
2368 exit(1);
2369 }
2370 if ((frame_padleft % 2) != 0) {
2371 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2372 exit(1);
2373 }
2374}
2375
2376
2377static void opt_frame_pad_right(const char *arg)
2378{
2379 frame_padright = atoi(arg);
2380 if (frame_padright < 0) {
2381 fprintf(stderr, "Incorrect right pad size\n");
2382 exit(1);
2383 }
2384 if ((frame_padright % 2) != 0) {
2385 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2386 exit(1);
2387 }
2388}
2389
2390
63167088
RS
2391static void opt_frame_pix_fmt(const char *arg)
2392{
2393 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2394}
2395
5fe03e38
RS
2396static void opt_frame_aspect_ratio(const char *arg)
2397{
2398 int x = 0, y = 0;
2399 double ar = 0;
2400 const char *p;
2401
2402 p = strchr(arg, ':');
2403 if (p) {
2404 x = strtol(arg, (char **)&arg, 10);
2405 if (arg == p)
2406 y = strtol(arg+1, (char **)&arg, 10);
2407 if (x > 0 && y > 0)
2408 ar = (double)x / (double)y;
2409 } else
2410 ar = strtod(arg, (char **)&arg);
2411
2412 if (!ar) {
2413 fprintf(stderr, "Incorrect aspect ratio specification.\n");
2414 exit(1);
2415 }
2416 frame_aspect_ratio = ar;
2417}
2418
b29f97d1 2419static void opt_gop_size(const char *arg)
85f07f22
FB
2420{
2421 gop_size = atoi(arg);
2422}
2423
b29f97d1 2424static void opt_b_frames(const char *arg)
bc6caae2
J
2425{
2426 b_frames = atoi(arg);
2427 if (b_frames > FF_MAX_B_FRAMES) {
2428 fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
2429 exit(1);
2430 } else if (b_frames < 1) {
2431 fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
2432 exit(1);
2433 }
2434}
2435
7d1c3fc1
MN
2436static void opt_mb_decision(const char *arg)
2437{
2438 mb_decision = atoi(arg);
2439}
2440
5d43635e
MN
2441static void opt_mb_cmp(const char *arg)
2442{
2443 mb_cmp = atoi(arg);
2444}
2445
622348f9
MN
2446static void opt_ildct_cmp(const char *arg)
2447{
2448 ildct_cmp = atoi(arg);
2449}
2450
5d43635e
MN
2451static void opt_sub_cmp(const char *arg)
2452{
2453 sub_cmp = atoi(arg);
2454}
2455
2456static void opt_cmp(const char *arg)
2457{
2458 cmp = atoi(arg);
2459}
2460
9c3d33d6
MN
2461static void opt_pre_cmp(const char *arg)
2462{
2463 pre_cmp = atoi(arg);
2464}
2465
2466static void opt_pre_me(const char *arg)
2467{
2468 pre_me = atoi(arg);
2469}
2470
2471static void opt_lumi_mask(const char *arg)
2472{
2473 lumi_mask = atof(arg);
2474}
2475
2476static void opt_dark_mask(const char *arg)
2477{
2478 dark_mask = atof(arg);
2479}
2480
2481static void opt_scplx_mask(const char *arg)
2482{
2483 scplx_mask = atof(arg);
2484}
2485
2486static void opt_tcplx_mask(const char *arg)
2487{
2488 tcplx_mask = atof(arg);
2489}
2490
2491static void opt_p_mask(const char *arg)
2492{
2493 p_mask = atof(arg);
2494}
2495
b29f97d1 2496static void opt_qscale(const char *arg)
85f07f22 2497{
158c7f05
MN
2498 video_qscale = atof(arg);
2499 if (video_qscale < 0.01 ||
2500 video_qscale > 255) {
2501 fprintf(stderr, "qscale must be >= 0.01 and <= 255\n");
85f07f22
FB
2502 exit(1);
2503 }
2504}
2505
6a5d4395
MD
2506static void opt_qsquish(const char *arg)
2507{
2508 video_qsquish = atof(arg);
2509 if (video_qsquish < 0.0 ||
2510 video_qsquish > 99.0) {
2511 fprintf(stderr, "qsquish must be >= 0.0 and <= 99.0\n");
2512 exit(1);
2513 }
2514}
2515
2516static void opt_lelim(const char *arg)
2517{
2518 video_lelim = atoi(arg);
2519 if (video_lelim < -99 ||
2520 video_lelim > 99) {
2521 fprintf(stderr, "lelim must be >= -99 and <= 99\n");
2522 exit(1);
2523 }
2524}
2525
2526static void opt_celim(const char *arg)
2527{
2528 video_celim = atoi(arg);
2529 if (video_celim < -99 ||
2530 video_celim > 99) {
2531 fprintf(stderr, "celim must be >= -99 and <= 99\n");
2532 exit(1);
2533 }
2534}
2535
4ea4b274
MN
2536static void opt_lmax(const char *arg)
2537{
2538 video_lmax = atof(arg)*FF_QP2LAMBDA;
2539}
2540
2541static void opt_lmin(const char *arg)
2542{
2543 video_lmin = atof(arg)*FF_QP2LAMBDA;
2544}
2545
b29f97d1 2546static void opt_qmin(const char *arg)
9cdd6a24
MN
2547{
2548 video_qmin = atoi(arg);
6e0d8c06 2549 if (video_qmin < 1 ||
9cdd6a24
MN
2550 video_qmin > 31) {
2551 fprintf(stderr, "qmin must be >= 1 and <= 31\n");
2552 exit(1);
2553 }
2554}
2555
b29f97d1 2556static void opt_qmax(const char *arg)
9cdd6a24
MN
2557{
2558 video_qmax = atoi(arg);
6e0d8c06 2559 if (video_qmax < 1 ||
9cdd6a24
MN
2560 video_qmax > 31) {
2561 fprintf(stderr, "qmax must be >= 1 and <= 31\n");
2562 exit(1);
2563 }
2564}
2565
6e0d8c06 2566static void opt_mb_lmin(const char *arg)
17a70fde 2567{
6e0d8c06
MN
2568 video_mb_lmin = atof(arg)*FF_QP2LAMBDA;
2569 if (video_mb_lmin < 1 ||
2570 video_mb_lmin > FF_LAMBDA_MAX) {
2571 fprintf(stderr, "mblmin must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
17a70fde
MN
2572 exit(1);
2573 }
2574}
2575
6e0d8c06 2576static void opt_mb_lmax(const char *arg)
17a70fde 2577{
6e0d8c06
MN
2578 video_mb_lmax = atof(arg)*FF_QP2LAMBDA;
2579 if (video_mb_lmax < 1 ||
2580 video_mb_lmax > FF_LAMBDA_MAX) {
2581 fprintf(stderr, "mblmax must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
17a70fde
MN
2582 exit(1);
2583 }
2584}
2585
b29f97d1 2586static void opt_qdiff(const char *arg)
9cdd6a24
MN
2587{
2588 video_qdiff = atoi(arg);
2589 if (video_qdiff < 0 ||
2590 video_qdiff > 31) {
2591 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2592 exit(1);
2593 }
2594}
2595
b29f97d1 2596static void opt_qblur(const char *arg)
9cdd6a24
MN
2597{
2598 video_qblur = atof(arg);
2599}
2600
b29f97d1 2601static void opt_qcomp(const char *arg)
9cdd6a24
MN
2602{
2603 video_qcomp = atof(arg);
2604}
85f07f22 2605
b29f97d1 2606static void opt_rc_initial_cplx(const char *arg)
ac2830ec
MN
2607{
2608 video_rc_initial_cplx = atof(arg);
2609}
b29f97d1 2610static void opt_b_qfactor(const char *arg)
29700fa6
MN
2611{
2612 video_b_qfactor = atof(arg);
2613}
b29f97d1 2614static void opt_i_qfactor(const char *arg)
29700fa6
MN
2615{
2616 video_i_qfactor = atof(arg);
2617}
b29f97d1 2618static void opt_b_qoffset(const char *arg)
29700fa6
MN
2619{
2620 video_b_qoffset = atof(arg);
2621}
b29f97d1 2622static void opt_i_qoffset(const char *arg)
29700fa6
MN
2623{
2624 video_i_qoffset = atof(arg);
2625}
2626
303e50e6
MN
2627static void opt_ibias(const char *arg)
2628{
2629 video_intra_quant_bias = atoi(arg);
2630}
2631static void opt_pbias(const char *arg)
2632{
2633 video_inter_quant_bias = atoi(arg);
2634}
2635
b29f97d1 2636static void opt_packet_size(const char *arg)
1dbb6d90
MN
2637{
2638 packet_size= atoi(arg);
2639}
2640
7ebfc0ea
MN
2641static void opt_error_rate(const char *arg)
2642{
2643 error_rate= atoi(arg);
2644}
2645
b29f97d1 2646static void opt_strict(const char *arg)
f560dd82
MN
2647{
2648 strict= atoi(arg);
2649}
2650
bb198e19
MN
2651static void opt_top_field_first(const char *arg)
2652{
2653 top_field_first= atoi(arg);
2654}
2655
2656static void opt_noise_reduction(const char *arg)
2657{
2658 noise_reduction= atoi(arg);
2659}
2660
77ea0d4b
MN
2661static void opt_qns(const char *arg)
2662{
2663 qns= atoi(arg);
2664}
2665
303e50e6
MN
2666static void opt_sc_threshold(const char *arg)
2667{
2668 sc_threshold= atoi(arg);
2669}
2670
2f0472ff
TB
2671static void opt_me_range(const char *arg)
2672{
2673 me_range = atoi(arg);
2674}
2675
9c3d33d6
MN
2676static void opt_thread_count(const char *arg)
2677{
2678 thread_count= atoi(arg);
2450cff2 2679#if !defined(HAVE_THREADS)
d8019eb5
AD
2680 if (verbose >= 0)
2681 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2682#endif
9c3d33d6
MN
2683}
2684
b29f97d1 2685static void opt_audio_bitrate(const char *arg)
85f07f22
FB
2686{
2687 audio_bit_rate = atoi(arg) * 1000;
2688}
2689
b29f97d1 2690static void opt_audio_rate(const char *arg)
85f07f22
FB
2691{
2692 audio_sample_rate = atoi(arg);
2693}
2694
b29f97d1 2695static void opt_audio_channels(const char *arg)
85f07f22
FB
2696{
2697 audio_channels = atoi(arg);
2698}
2699
b29f97d1 2700static void opt_video_device(const char *arg)
85f07f22 2701{
e9a9e0c2 2702 video_device = av_strdup(arg);
85f07f22
FB
2703}
2704
2639c651
RS
2705static void opt_grab_device(const char *arg)
2706{
2707 grab_device = av_strdup(arg);
2708}
2709
b29f97d1 2710static void opt_video_channel(const char *arg)
a5df11ab
FB
2711{
2712 video_channel = strtol(arg, NULL, 0);
2713}
2714
e3ee3283
AB
2715static void opt_video_standard(const char *arg)
2716{
2717 video_standard = av_strdup(arg);
2718}
2719
b29f97d1 2720static void opt_audio_device(const char *arg)
85f07f22 2721{
e9a9e0c2 2722 audio_device = av_strdup(arg);
85f07f22
FB
2723}
2724
b29f97d1 2725static void opt_audio_codec(const char *arg)
85f07f22
FB
2726{
2727 AVCodec *p;
2728
1629626f
FB
2729 if (!strcmp(arg, "copy")) {
2730 audio_stream_copy = 1;
85f07f22 2731 } else {
1629626f
FB
2732 p = first_avcodec;
2733 while (p) {
2734 if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_AUDIO)
2735 break;
2736 p = p->next;
2737 }
2738 if (p == NULL) {
2739 fprintf(stderr, "Unknown audio codec '%s'\n", arg);
2740 exit(1);
2741 } else {
2742 audio_codec_id = p->id;
2743 }
85f07f22
FB
2744 }
2745}
2746
b2a2197e
MN
2747static void opt_audio_tag(const char *arg)
2748{
2749 char *tail;
2750 audio_codec_tag= strtol(arg, &tail, 0);
2751
2752 if(!tail || *tail)
2753 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2754}
2755
2756static void opt_video_tag(const char *arg)
2757{
2758 char *tail;
2759 video_codec_tag= strtol(arg, &tail, 0);
2760
2761 if(!tail || *tail)
2762 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2763}
2764
b29f97d1 2765static void add_frame_hooker(const char *arg)
10d104e4
PG
2766{
2767 int argc = 0;
2768 char *argv[64];
2769 int i;
e9a9e0c2 2770 char *args = av_strdup(arg);
10d104e4 2771
bee0d9e5
CY
2772 using_vhook = 1;
2773
10d104e4
PG
2774 argv[0] = strtok(args, " ");
2775 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2776 }
2777
2778 i = frame_hook_add(argc, argv);
2779
2780 if (i != 0) {
2781 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2782 exit(1);
2783 }
2784}
2785
85f07f22
FB
2786const char *motion_str[] = {
2787 "zero",
2788 "full",
2789 "log",
2790 "phods",
7084c149
MN
2791 "epzs",
2792 "x1",
85f07f22
FB
2793 NULL,
2794};
2795
b29f97d1 2796static void opt_motion_estimation(const char *arg)
85f07f22
FB
2797{
2798 const char **p;
2799 p = motion_str;
2800 for(;;) {
2801 if (!*p) {
2802 fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2803 exit(1);
2804 }
2805 if (!strcmp(*p, arg))
2806 break;
2807 p++;
2808 }
101bea5f 2809 me_method = (p - motion_str) + 1;
85f07f22
FB
2810}
2811
b29f97d1 2812static void opt_video_codec(const char *arg)
85f07f22
FB
2813{
2814 AVCodec *p;
2815
1629626f
FB
2816 if (!strcmp(arg, "copy")) {
2817 video_stream_copy = 1;
85f07f22 2818 } else {
1629626f
FB
2819 p = first_avcodec;
2820 while (p) {
2821 if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_VIDEO)
2822 break;
2823 p = p->next;
2824 }
2825 if (p == NULL) {
2826 fprintf(stderr, "Unknown video codec '%s'\n", arg);
2827 exit(1);
2828 } else {
2829 video_codec_id = p->id;
2830 }
85f07f22
FB
2831 }
2832}
2833
b29f97d1 2834static void opt_map(const char *arg)
85f07f22
FB
2835{
2836 AVStreamMap *m;
2837 const char *p;
2838
2839 p = arg;
2840 m = &stream_maps[nb_stream_maps++];
2841
2842 m->file_index = strtol(arg, (char **)&p, 0);
2843 if (*p)
2844 p++;
a5dc85ef
J
2845
2846 m->stream_index = strtol(p, (char **)&p, 0);
b4a3389e
WG
2847 if (*p) {
2848 p++;
2849 m->sync_file_index = strtol(p, (char **)&p, 0);
2850 if (*p)
2851 p++;
2852 m->sync_stream_index = strtol(p, (char **)&p, 0);
2853 } else {
2854 m->sync_file_index = m->file_index;
2855 m->sync_stream_index = m->stream_index;
2856 }
85f07f22
FB
2857}
2858
0a38bafd
PB
2859static void opt_map_meta_data(const char *arg)
2860{
2861 AVMetaDataMap *m;
2862 const char *p;
2863
2864 p = arg;
2865 m = &meta_data_maps[nb_meta_data_maps++];
2866
2867 m->out_file = strtol(arg, (char **)&p, 0);
2868 if (*p)
2869 p++;
2870
2871 m->in_file = strtol(p, (char **)&p, 0);
2872}
2873
b29f97d1 2874static void opt_recording_time(const char *arg)
85f07f22
FB
2875{
2876 recording_time = parse_date(arg, 1);
2877}
2878
8831db5c
MN
2879static void opt_start_time(const char *arg)
2880{
2881 start_time = parse_date(arg, 1);
2882}
2883
4568325a
RS
2884static void opt_rec_timestamp(const char *arg)
2885{
2886 rec_timestamp = parse_date(arg, 0) / 1000000;
2887}
2888
a6a92a9a
WG
2889static void opt_input_ts_offset(const char *arg)
2890{
2891 input_ts_offset = parse_date(arg, 1);
2892}
2893
b29f97d1 2894static void opt_input_file(const char *filename)
85f07f22
FB
2895{
2896 AVFormatContext *ic;
2897 AVFormatParameters params, *ap = &params;
14bea432 2898 int err, i, ret, rfps, rfps_base;
bd1b79a1 2899 int64_t timestamp;
85f07f22 2900
b242baa4
FB
2901 if (!strcmp(filename, "-"))
2902 filename = "pipe:";
2903
b551204a 2904 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY
2905 !strcmp( filename, "/dev/stdin" );
2906
85f07f22 2907 /* get default parameters from command line */
79fdaa4c
FB
2908 memset(ap, 0, sizeof(*ap));
2909 ap->sample_rate = audio_sample_rate;
2910 ap->channels = audio_channels;
c0df9d75
MN
2911 ap->time_base.den = frame_rate;
2912 ap->time_base.num = frame_rate_base;
1ff93ffc
TK
2913 ap->width = frame_width + frame_padleft + frame_padright;
2914 ap->height = frame_height + frame_padtop + frame_padbottom;
817b23ff 2915 ap->image_format = image_format;
63167088 2916 ap->pix_fmt = frame_pix_fmt;
2639c651
RS
2917 ap->device = grab_device;
2918 ap->channel = video_channel;
2919 ap->standard = video_standard;
5b6d5596
MN
2920 ap->video_codec_id = video_codec_id;
2921 ap->audio_codec_id = audio_codec_id;
2922 if(pgmyuv_compatibility_hack)
2923 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c
FB
2924
2925 /* open the input file with generic libav function */
2926 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2927 if (err < 0) {
79fdaa4c 2928 print_error(filename, err);
85f07f22
FB
2929 exit(1);
2930 }
2931
79fdaa4c
FB
2932 /* If not enough info to get the stream parameters, we decode the
2933 first frames to get it. (used in mpeg case for example) */
2934 ret = av_find_stream_info(ic);
d8019eb5 2935 if (ret < 0 && verbose >= 0) {
85f07f22
FB
2936 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2937 exit(1);
2938 }
2939
bd1b79a1
MN
2940 timestamp = start_time;
2941 /* add the stream start time */
2942 if (ic->start_time != AV_NOPTS_VALUE)
2943 timestamp += ic->start_time;
2944
254abc2e
FB
2945 /* if seeking requested, we execute it */
2946 if (start_time != 0) {
3ba1438d 2947 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e
FB
2948 if (ret < 0) {
2949 fprintf(stderr, "%s: could not seek to position %0.3f\n",
2950 filename, (double)timestamp / AV_TIME_BASE);
2951 }
2952 /* reset seek info */
2953 start_time = 0;
2954 }
2955
85f07f22
FB
2956 /* update the current parameters so that they match the one of the input stream */
2957 for(i=0;i<ic->nb_streams;i++) {
2958 AVCodecContext *enc = &ic->streams[i]->codec;
2450cff2 2959#if defined(HAVE_THREADS)
c62c07d3
MN
2960 if(thread_count>1)
2961 avcodec_thread_init(enc, thread_count);
2962#endif
2963 enc->thread_count= thread_count;
85f07f22
FB
2964 switch(enc->codec_type) {
2965 case CODEC_TYPE_AUDIO:
e0d2714a 2966 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB
2967 audio_channels = enc->channels;
2968 audio_sample_rate = enc->sample_rate;
b4aea108 2969 if(audio_disable)
f3356e9c 2970 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2971 break;
2972 case CODEC_TYPE_VIDEO:
2973 frame_height = enc->height;
2974 frame_width = enc->width;
5ff85f1d 2975 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
63167088 2976 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN
2977 rfps = ic->streams[i]->r_frame_rate.num;
2978 rfps_base = ic->streams[i]->r_frame_rate.den;
fe670d09 2979 enc->workaround_bugs = workaround_bugs;
8409b8fe 2980 enc->error_resilience = error_resilience;
4d2858de 2981 enc->error_concealment = error_concealment;
0c9bbaec
WH
2982 enc->idct_algo = idct_algo;
2983 enc->debug = debug;
2984 enc->debug_mv = debug_mv;
8cbd529f 2985 enc->lowres= lowres;
68fc9c27 2986 if(lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
b0368839
MN
2987 if(bitexact)
2988 enc->flags|= CODEC_FLAG_BITEXACT;
f4f3223f
MN
2989 if(me_threshold)
2990 enc->debug |= FF_DEBUG_MV;
ef7b5aee
MR
2991 if(gray_only)
2992 enc->flags |= CODEC_FLAG_GRAY;
d7425f59 2993
c0df9d75 2994 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD
2995
2996 if (verbose >= 0)
15bc38e5 2997 fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2998 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2999
15bc38e5 3000 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 3001 }
bf5af568 3002 /* update the current frame rate to match the stream frame rate */
14bea432
MN
3003 frame_rate = rfps;
3004 frame_rate_base = rfps_base;
bdfcbbed
MK
3005
3006 enc->rate_emu = rate_emu;
b4aea108 3007 if(video_disable)
f3356e9c
MN
3008 ic->streams[i]->discard= AVDISCARD_ALL;
3009 else if(video_discard)
3010 ic->streams[i]->discard= video_discard;
85f07f22 3011 break;
254abc2e
FB
3012 case CODEC_TYPE_DATA:
3013 break;
51bd4565 3014 default:
c04643a2 3015 av_abort();
85f07f22
FB
3016 }
3017 }
3018
3019 input_files[nb_input_files] = ic;
bd1b79a1 3020 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 3021 /* dump the file content */
d8019eb5
AD
3022 if (verbose >= 0)
3023 dump_format(ic, nb_input_files, filename, 0);
3024
85f07f22 3025 nb_input_files++;
79fdaa4c
FB
3026 file_iformat = NULL;
3027 file_oformat = NULL;
817b23ff 3028 image_format = NULL;
bdfcbbed 3029
2639c651
RS
3030 grab_device = NULL;
3031 video_channel = 0;
3032
bdfcbbed 3033 rate_emu = 0;
85f07f22
FB
3034}
3035
2639c651
RS
3036static void opt_grab(const char *arg)
3037{
3038 file_iformat = av_find_input_format(arg);
3039 opt_input_file("");
3040}
3041
b29f97d1 3042static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
919f448d
FB
3043{
3044 int has_video, has_audio, i, j;
3045 AVFormatContext *ic;
3046
3047 has_video = 0;
3048 has_audio = 0;
3049 for(j=0;j<nb_input_files;j++) {
3050 ic = input_files[j];
3051 for(i=0;i<ic->nb_streams;i++) {
3052 AVCodecContext *enc = &ic->streams[i]->codec;
3053 switch(enc->codec_type) {
3054 case CODEC_TYPE_AUDIO:
3055 has_audio = 1;
3056 break;
3057 case CODEC_TYPE_VIDEO:
3058 has_video = 1;
3059 break;
6fb316d5
WG
3060 case CODEC_TYPE_DATA:
3061 break;
51bd4565 3062 default:
c04643a2 3063 av_abort();
919f448d
FB
3064 }
3065 }
3066 }
3067 *has_video_ptr = has_video;
3068 *has_audio_ptr = has_audio;
3069}
3070
b29f97d1 3071static void opt_output_file(const char *filename)
85f07f22
FB
3072{
3073 AVStream *st;
3074 AVFormatContext *oc;
919f448d 3075 int use_video, use_audio, nb_streams, input_has_video, input_has_audio;
85f07f22 3076 int codec_id;
817b23ff 3077 AVFormatParameters params, *ap = &params;
85f07f22
FB
3078
3079 if (!strcmp(filename, "-"))
3080 filename = "pipe:";
3081
bc874dae 3082 oc = av_alloc_format_context();
85f07f22 3083
79fdaa4c
FB
3084 if (!file_oformat) {
3085 file_oformat = guess_format(NULL, filename, NULL);
3086 if (!file_oformat) {
3087 fprintf(stderr, "Unable for find a suitable output format for '%s'\n",
3088 filename);
3089 exit(1);
3090 }
85f07f22
FB
3091 }
3092
79fdaa4c 3093 oc->oformat = file_oformat;
85f07f22 3094
79fdaa4c 3095 if (!strcmp(file_oformat->name, "ffm") &&
85f07f22
FB
3096 strstart(filename, "http:", NULL)) {
3097 /* special case for files sent to ffserver: we get the stream
3098 parameters from ffserver */
3099 if (read_ffserver_streams(oc, filename) < 0) {
3100 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3101 exit(1);
3102 }
3103 } else {
8857a7ef
MN
3104 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy;
3105 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy;
919f448d 3106
e30a2846
FB
3107 /* disable if no corresponding type found and at least one
3108 input file */
3109 if (nb_input_files > 0) {
3110 check_audio_video_inputs(&input_has_video, &input_has_audio);
3111 if (!input_has_video)
3112 use_video = 0;
3113 if (!input_has_audio)
3114 use_audio = 0;
3115 }
919f448d
FB
3116
3117 /* manual disable */
85f07f22
FB
3118 if (audio_disable) {
3119 use_audio = 0;
3120 }
3121 if (video_disable) {
3122 use_video = 0;
3123 }
3124
3125 nb_streams = 0;
3126 if (use_video) {
3127 AVCodecContext *video_enc;
3128
9ee91c2f 3129 st = av_new_stream(oc, nb_streams++);
85f07f22
FB
3130 if (!st) {
3131 fprintf(stderr, "Could not alloc stream\n");
3132 exit(1);
3133 }
2450cff2 3134#if defined(HAVE_THREADS)
9c3d33d6 3135 if(thread_count>1)
16806499 3136 avcodec_thread_init(&st->codec, thread_count);
9c3d33d6 3137#endif
85f07f22 3138
1629626f 3139 video_enc = &st->codec;
6e6d6dc0 3140
b2a2197e
MN
3141 if(video_codec_tag)
3142 video_enc->codec_tag= video_codec_tag;
3143
c64d476c 3144 if (file_oformat->flags & AVFMT_GLOBALHEADER)
6e6d6dc0 3145 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
1629626f
FB
3146 if (video_stream_copy) {
3147 st->stream_copy = 1;
3148 video_enc->codec_type = CODEC_TYPE_VIDEO;
3149 } else {
ac2830ec
MN
3150 char *p;
3151 int i;
fcee0164 3152 AVCodec *codec;
ac2830ec 3153
5b6d5596 3154 codec_id = av_guess_codec(file_oformat, NULL, filename, NULL, CODEC_TYPE_VIDEO);
1629626f
FB
3155 if (video_codec_id != CODEC_ID_NONE)
3156 codec_id = video_codec_id;
3157
3158 video_enc->codec_id = codec_id;
22f7a060 3159 codec = avcodec_find_encoder(codec_id);
1629626f
FB
3160
3161 video_enc->bit_rate = video_bit_rate;
3162 video_enc->bit_rate_tolerance = video_bit_rate_tolerance;
c0df9d75
MN
3163 video_enc->time_base.den = frame_rate;
3164 video_enc->time_base.num = frame_rate_base;
22f7a060
MN
3165 if(codec && codec->supported_framerates){
3166 const AVRational *p= codec->supported_framerates;
3167 AVRational req= (AVRational){frame_rate, frame_rate_base};
3168 const AVRational *best=NULL;
3169 AVRational best_error= (AVRational){INT_MAX, 1};
3170 for(; p->den!=0; p++){
3171 AVRational error= av_sub_q(req, *p);
3172 if(error.num <0) error.num *= -1;
3173 if(av_cmp_q(error, best_error) < 0){
3174 best_error= error;
3175 best= p;
3176 }
3177 }
c0df9d75
MN
3178 video_enc->time_base.den= best->num;
3179 video_enc->time_base.num= best->den;
22f7a060 3180 }
1629626f 3181
1ff93ffc
TK
3182 video_enc->width = frame_width + frame_padright + frame_padleft;
3183 video_enc->height = frame_height + frame_padtop + frame_padbottom;
1c0dcc39 3184 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
fcee0164
MN
3185 video_enc->pix_fmt = frame_pix_fmt;
3186
fcee0164
MN
3187 if(codec && codec->pix_fmts){
3188 const enum PixelFormat *p= codec->pix_fmts;
3189 for(; *p!=-1; p++){
3190 if(*p == video_enc->pix_fmt)
3191 break;
3192 }
3193 if(*p == -1)
3194 video_enc->pix_fmt = codec->pix_fmts[0];
3195 }
1629626f
FB
3196
3197 if (!intra_only)
3198 video_enc->gop_size = gop_size;
3199 else
3200 video_enc->gop_size = 0;
3201 if (video_qscale || same_quality) {
3202 video_enc->flags |= CODEC_FLAG_QSCALE;
094147cd 3203 video_enc->global_quality=
158c7f05 3204 st->quality = FF_QP2LAMBDA * video_qscale;
1629626f 3205 }
84f608f4
VM
3206
3207 if(intra_matrix)
3208 video_enc->intra_matrix = intra_matrix;
3209 if(inter_matrix)
3210 video_enc->inter_matrix = inter_matrix;
3211
b0368839
MN
3212 if(bitexact)
3213 video_enc->flags |= CODEC_FLAG_BITEXACT;
3214
7d1c3fc1 3215 video_enc->mb_decision = mb_decision;
5d43635e 3216 video_enc->mb_cmp = mb_cmp;
622348f9 3217 video_enc->ildct_cmp = ildct_cmp;
5d43635e
MN
3218 video_enc->me_sub_cmp = sub_cmp;
3219 video_enc->me_cmp = cmp;
9c3d33d6
MN
3220 video_enc->me_pre_cmp = pre_cmp;
3221 video_enc->pre_me = pre_me;
3222 video_enc->lumi_masking = lumi_mask;
3223 video_enc->dark_masking = dark_mask;
3224 video_enc->spatial_cplx_masking = scplx_mask;
3225 video_enc->temporal_cplx_masking = tcplx_mask;
3226 video_enc->p_masking = p_mask;
77ea0d4b 3227 video_enc->quantizer_noise_shaping= qns;
7d1c3fc1 3228
21e59552
MN
3229 if (use_umv) {
3230 video_enc->flags |= CODEC_FLAG_H263P_UMV;
3231 }
458eadda
MN
3232 if (use_ss) {
3233 video_enc->flags |= CODEC_FLAG_H263P_SLICE_STRUCT;
3234 }
21e59552
MN
3235 if (use_aic) {
3236 video_enc->flags |= CODEC_FLAG_H263P_AIC;
3237 }
dba019da
MN
3238 if (use_aiv) {
3239 video_enc->flags |= CODEC_FLAG_H263P_AIV;
3240 }
1629626f 3241 if (use_4mv) {
1629626f
FB
3242 video_enc->flags |= CODEC_FLAG_4MV;
3243 }
8e2162f0
MN
3244 if (use_obmc) {
3245 video_enc->flags |= CODEC_FLAG_OBMC;
3246 }
d7646d7d
MN
3247 if (use_loop) {
3248 video_enc->flags |= CODEC_FLAG_LOOP_FILTER;
3249 }
8e2162f0 3250
e56d417b 3251 if(use_part) {
1629626f 3252 video_enc->flags |= CODEC_FLAG_PART;
e56d417b 3253 }
bb198e19
MN
3254 if (use_alt_scan) {
3255 video_enc->flags |= CODEC_FLAG_ALT_SCAN;
3256 }
c0baa56a
MN
3257 if (use_trell) {
3258 video_enc->flags |= CODEC_FLAG_TRELLIS_QUANT;
3259 }
6a5d4395
MD
3260 if (use_mv0) {
3261 video_enc->flags |= CODEC_FLAG_MV0;
3262 }
3263 if (do_normalize_aqp) {
3264 video_enc->flags |= CODEC_FLAG_NORMALIZE_AQP;
3265 }
baaf3f46
MN
3266 if (use_scan_offset) {
3267 video_enc->flags |= CODEC_FLAG_SVCD_SCAN_OFFSET;
3268 }
303e50e6
MN
3269 if (closed_gop) {
3270 video_enc->flags |= CODEC_FLAG_CLOSED_GOP;
3271 }
03581772
MN
3272 if (strict_gop) {
3273 video_enc->flags2 |= CODEC_FLAG2_STRICT_GOP;
3274 }
5efe481a
MN
3275 if (use_qpel) {
3276 video_enc->flags |= CODEC_FLAG_QPEL;
3277 }
f7e1e69e
MN
3278 if (use_qprd) {
3279 video_enc->flags |= CODEC_FLAG_QP_RD;
3280 }
1a11cbcc
MN
3281 if (use_cbprd) {
3282 video_enc->flags |= CODEC_FLAG_CBP_RD;
3283 }
1629626f 3284 if (b_frames) {
1629626f 3285 video_enc->max_b_frames = b_frames;
68fc9c27 3286 video_enc->b_frame_strategy = b_strategy;
1629626f 3287 video_enc->b_quant_factor = 2.0;
bc6caae2 3288 }
bb198e19 3289 if (do_interlace_dct) {
e56d417b
FB
3290 video_enc->flags |= CODEC_FLAG_INTERLACED_DCT;
3291 }
bb198e19
MN
3292 if (do_interlace_me) {
3293 video_enc->flags |= CODEC_FLAG_INTERLACED_ME;
3294 }
09b0499f
MN
3295 if (no_output) {
3296 video_enc->flags2 |= CODEC_FLAG2_NO_OUTPUT;
3297 }
ef7b5aee
MR
3298 if (gray_only) {
3299 video_enc->flags |= CODEC_FLAG_GRAY;
3300 }
1629626f
FB
3301 video_enc->qmin = video_qmin;
3302 video_enc->qmax = video_qmax;
4ea4b274
MN
3303 video_enc->lmin = video_lmin;
3304 video_enc->lmax = video_lmax;
6a5d4395
MD
3305 video_enc->rc_qsquish = video_qsquish;
3306 video_enc->luma_elim_threshold = video_lelim;
3307 video_enc->chroma_elim_threshold = video_celim;
6e0d8c06
MN
3308 video_enc->mb_lmin = video_mb_lmin;
3309 video_enc->mb_lmax = video_mb_lmax;
1629626f
FB
3310 video_enc->max_qdiff = video_qdiff;
3311 video_enc->qblur = video_qblur;
3312 video_enc->qcompress = video_qcomp;
3313 video_enc->rc_eq = video_rc_eq;
0c9bbaec 3314 video_enc->debug = debug;
9c3d33d6 3315 video_enc->debug_mv = debug_mv;
59fa3f96 3316 video_enc->workaround_bugs = workaround_bugs;
9c3d33d6 3317 video_enc->thread_count = thread_count;
ac2830ec
MN
3318 p= video_rc_override_string;
3319 for(i=0; p; i++){
3320 int start, end, q;
3321 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3322 if(e!=3){
3323 fprintf(stderr, "error parsing rc_override\n");
3324 exit(1);
3325 }
3326 video_enc->rc_override=
47e2a6e6
FB
3327 av_realloc(video_enc->rc_override,
3328 sizeof(RcOverride)*(i+1));
ac2830ec
MN
3329 video_enc->rc_override[i].start_frame= start;
3330 video_enc->rc_override[i].end_frame = end;
3331 if(q>0){
3332 video_enc->rc_override[i].qscale= q;
3333 video_enc->rc_override[i].quality_factor= 1.0;
3334 }
3335 else{
3336 video_enc->rc_override[i].qscale= 0;
3337 video_enc->rc_override[i].quality_factor= -q/100.0;
3338 }
3339 p= strchr(p, '/');
3340 if(p) p++;
3341 }
3342 video_enc->rc_override_count=i;
3343
1629626f
FB
3344 video_enc->rc_max_rate = video_rc_max_rate;
3345 video_enc->rc_min_rate = video_rc_min_rate;
3346 video_enc->rc_buffer_size = video_rc_buffer_size;
f20ad553 3347 video_enc->rc_initial_buffer_occupancy = video_rc_buffer_size*3/4;
1629626f 3348 video_enc->rc_buffer_aggressivity= video_rc_buffer_aggressivity;
ac2830ec 3349 video_enc->rc_initial_cplx= video_rc_initial_cplx;
1629626f
FB
3350 video_enc->i_quant_factor = video_i_qfactor;
3351 video_enc->b_quant_factor = video_b_qfactor;
3352 video_enc->i_quant_offset = video_i_qoffset;
3353 video_enc->b_quant_offset = video_b_qoffset;
303e50e6
MN
3354 video_enc->intra_quant_bias = video_intra_quant_bias;
3355 video_enc->inter_quant_bias = video_inter_quant_bias;
1629626f
FB
3356 video_enc->dct_algo = dct_algo;
3357 video_enc->idct_algo = idct_algo;
f4f3223f 3358 video_enc->me_threshold= me_threshold;
f20f8a8b 3359 video_enc->mb_threshold= mb_threshold;
1a11cbcc 3360 video_enc->intra_dc_precision= intra_dc_precision - 8;
f560dd82 3361 video_enc->strict_std_compliance = strict;
7ebfc0ea 3362 video_enc->error_rate = error_rate;
bb198e19 3363 video_enc->noise_reduction= noise_reduction;
303e50e6 3364 video_enc->scenechange_threshold= sc_threshold;
2f0472ff 3365 video_enc->me_range = me_range;
8a0c66a7
MN
3366 video_enc->coder_type= coder;
3367 video_enc->context_model= context;
3368 video_enc->prediction_method= predictor;
baced9f5
MN
3369 video_enc->profile= video_profile;
3370 video_enc->level= video_level;
bf0669aa 3371 video_enc->nsse_weight= nsse_weight;
178fcca8 3372 video_enc->me_subpel_quality= subpel_quality;
09c3e44e 3373 video_enc->me_penalty_compensation= me_penalty_compensation;
bbf18b21
MN
3374 video_enc->frame_skip_threshold= frame_skip_threshold;
3375 video_enc->frame_skip_factor= frame_skip_factor;
0fd6aea1
MN
3376 video_enc->frame_skip_exp= frame_skip_exp;
3377 video_enc->frame_skip_cmp= frame_skip_cmp;
2f0472ff 3378
1629626f
FB
3379 if(packet_size){
3380 video_enc->rtp_mode= 1;
3381 video_enc->rtp_payload_size= packet_size;
3382 }
9cdd6a24 3383
1629626f 3384 if (do_psnr)
140cb663 3385 video_enc->flags|= CODEC_FLAG_PSNR;
e4986da9 3386
1629626f 3387 video_enc->me_method = me_method;
5abdb4b1 3388
1629626f
FB
3389 /* two pass mode */
3390 if (do_pass) {
3391 if (do_pass == 1) {
3392 video_enc->flags |= CODEC_FLAG_PASS1;
3393 } else {
3394 video_enc->flags |= CODEC_FLAG_PASS2;
3395 }
5abdb4b1 3396 }
cfcf0ffd 3397 }
85f07f22
FB
3398 }
3399
3400 if (use_audio) {
3401 AVCodecContext *audio_enc;
3402
9ee91c2f 3403 st = av_new_stream(oc, nb_streams++);
85f07f22
FB
3404 if (!st) {
3405 fprintf(stderr, "Could not alloc stream\n");
3406 exit(1);
3407 }
2450cff2 3408#if defined(HAVE_THREADS)
9c3d33d6 3409 if(thread_count>1)
16806499 3410 avcodec_thread_init(&st->codec, thread_count);
9c3d33d6 3411#endif
1629626f 3412
85f07f22 3413 audio_enc = &st->codec;
85f07f22 3414 audio_enc->codec_type = CODEC_TYPE_AUDIO;
7f96ed5b 3415
b2a2197e
MN
3416 if(audio_codec_tag)
3417 audio_enc->codec_tag= audio_codec_tag;
3418
c64d476c 3419 if (file_oformat->flags & AVFMT_GLOBALHEADER)
7f96ed5b 3420 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
1629626f
FB
3421 if (audio_stream_copy) {
3422 st->stream_copy = 1;
cfcbbe48 3423 audio_enc->channels = audio_channels;
1629626f 3424 } else {
5b6d5596 3425 codec_id = av_guess_codec(file_oformat, NULL, filename, NULL, CODEC_TYPE_AUDIO);
1629626f
FB
3426 if (audio_codec_id != CODEC_ID_NONE)
3427 codec_id = audio_codec_id;
3428 audio_enc->codec_id = codec_id;
3429
3430 audio_enc->bit_rate = audio_bit_rate;
ae2e7208 3431 audio_enc->strict_std_compliance = strict;
9c3d33d6 3432 audio_enc->thread_count = thread_count;
23c99253 3433 /* For audio codecs other than AC3 or DTS we limit */
1629626f 3434 /* the number of coded channels to stereo */
23c99253
MN
3435 if (audio_channels > 2 && codec_id != CODEC_ID_AC3
3436 && codec_id != CODEC_ID_DTS) {
1629626f
FB
3437 audio_enc->channels = 2;
3438 } else
3439 audio_enc->channels = audio_channels;
3440 }
cfcbbe48 3441 audio_enc->sample_rate = audio_sample_rate;
85f07f22
FB
3442 }
3443
3444 oc->nb_streams = nb_streams;
3445
3446 if (!nb_streams) {
919f448d 3447 fprintf(stderr, "No audio or video streams available\n");
85f07f22
FB
3448 exit(1);
3449 }
3450
4568325a
RS
3451 oc->timestamp = rec_timestamp;
3452
3453 if (str_title)
79fdaa4c 3454 pstrcpy(oc->title, sizeof(oc->title), str_title);
85f07f22 3455 if (str_author)
79fdaa4c 3456 pstrcpy(oc->author, sizeof(oc->author), str_author);
85f07f22 3457 if (str_copyright)
79fdaa4c 3458 pstrcpy(oc->copyright, sizeof(oc->copyright), str_copyright);
85f07f22 3459 if (str_comment)
79fdaa4c 3460 pstrcpy(oc->comment, sizeof(oc->comment), str_comment);
85f07f22
FB
3461 }
3462
1629626f 3463 output_files[nb_output_files++] = oc;
85f07f22 3464
0ecca7a4 3465 pstrcpy(oc->filename, sizeof(oc->filename), filename);
919f448d
FB
3466
3467 /* check filename in case of an image number is expected */
79fdaa4c
FB
3468 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
3469 if (filename_number_test(oc->filename) < 0) {
3470 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3471 exit(1);
79fdaa4c 3472 }
919f448d
FB
3473 }
3474
79fdaa4c 3475 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22
FB
3476 /* test if it already exists to avoid loosing precious files */
3477 if (!file_overwrite &&
3478 (strchr(filename, ':') == NULL ||
3479 strstart(filename, "file:", NULL))) {
3480 if (url_exist(filename)) {
3481 int c;
3482
d9a916e2
CY
3483 if ( !using_stdin ) {
3484 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3485 fflush(stderr);
3486 c = getchar();
3487 if (toupper(c) != 'Y') {
3488 fprintf(stderr, "Not overwriting - exiting\n");
3489 exit(1);
3490 }
3491 }
3492 else {
3493 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 3494 exit(1);
d9a916e2 3495 }
85f07f22
FB
3496 }
3497 }
3498
3499 /* open the file */
3500 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
3501 fprintf(stderr, "Could not open '%s'\n", filename);
3502 exit(1);
3503 }
3504 }
3505