1 /*****************************************************************************
2 * x264: h264 encoder testing program.
3 *****************************************************************************
4 * Copyright (C) 2003-2008 x264 project
6 * Authors: Loren Merritt <lorenm@u.washington.edu>
7 * Laurent Aimar <fenrir@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
22 *****************************************************************************/
31 #include "common/common.h"
32 #include "common/cpu.h"
39 #define SetConsoleTitle(t)
42 uint8_t *mux_buffer = NULL;
43 int mux_buffer_size = 0;
46 static int b_ctrl_c = 0;
47 static int b_exit_on_ctrl_c = 0;
48 static void SigIntHandler( int a )
50 if( b_exit_on_ctrl_c )
63 /* i/o file operation function pointer structs */
65 static cli_output_t output;
67 /* i/o modules that work with pipes (and fifos) */
68 static const char * const stdin_format_names[] = { "yuv", "y4m", 0 };
69 static const char * const stdout_format_names[] = { "raw", "mkv", "flv", 0 };
71 static void Help( x264_param_t *defaults, int longhelp );
72 static int Parse( int argc, char **argv, x264_param_t *param, cli_opt_t *opt );
73 static int Encode( x264_param_t *param, cli_opt_t *opt );
76 /****************************************************************************
78 ****************************************************************************/
79 int main( int argc, char **argv )
85 #ifdef PTW32_STATIC_LIB
86 pthread_win32_process_attach_np();
87 pthread_win32_thread_attach_np();
91 _setmode(_fileno(stdin), _O_BINARY);
92 _setmode(_fileno(stdout), _O_BINARY);
95 x264_param_default( ¶m );
97 /* Parse command line */
98 if( Parse( argc, argv, ¶m, &opt ) < 0 )
101 /* Control-C handler */
102 signal( SIGINT, SigIntHandler );
104 ret = Encode( ¶m, &opt );
106 #ifdef PTW32_STATIC_LIB
107 pthread_win32_thread_detach_np();
108 pthread_win32_process_detach_np();
114 static char const *strtable_lookup( const char * const table[], int index )
116 int i = 0; while( table[i] ) i++;
117 return ( ( index >= 0 && index < i ) ? table[ index ] : "???" );
120 /*****************************************************************************
122 *****************************************************************************/
123 static void Help( x264_param_t *defaults, int longhelp )
126 #define H1 if(longhelp>=1) printf
127 #define H2 if(longhelp==2) printf
128 H0( "x264 core:%d%s\n"
129 "Syntax: x264 [options] -o outfile infile [widthxheight]\n"
131 "Infile can be raw YUV 4:2:0 (in which case resolution is required),\n"
132 " or YUV4MPEG 4:2:0 (*.y4m),\n"
133 " or Avisynth if compiled with support (%s).\n"
134 "Outfile type is selected by filename:\n"
135 " .264 -> Raw bytestream\n"
136 " .mkv -> Matroska\n"
137 " .flv -> Flash Video\n"
138 " .mp4 -> MP4 if compiled with GPAC support (%s)\n"
142 " -h, --help List basic options\n"
143 " --longhelp List more options\n"
144 " --fullhelp List all options\n"
146 X264_BUILD, X264_VERSION,
149 #elif defined(VFW_INPUT)
160 H0( "Example usage:\n" );
162 H0( " Constant quality mode:\n" );
163 H0( " x264 --crf 24 -o output input\n" );
165 H0( " Two-pass with a bitrate of 1000kbps:\n" );
166 H0( " x264 --pass 1 --bitrate 1000 -o output input\n" );
167 H0( " x264 --pass 2 --bitrate 1000 -o output input\n" );
169 H0( " Lossless:\n" );
170 H0( " x264 --crf 0 -o output input\n" );
172 H0( " Maximum PSNR at the cost of speed and visual quality:\n" );
173 H0( " x264 --preset placebo --tune psnr -o output input\n" );
175 H0( " Constant bitrate at 1000kbps with a 2 second-buffer:\n");
176 H0( " x264 --vbv-bufsize 2000 --bitrate 1000 -o output input\n" );
180 H0( " --profile Force H.264 profile [high]\n" );
181 H0( " Overrides all settings\n");
182 H0( " - baseline,main,high\n" );
183 H0( " --preset Use a preset to select encoding settings [medium]\n" );
184 H0( " Overridden by user settings\n");
185 H0( " - ultrafast,veryfast,faster,fast,medium\n"
186 " - slow,slower,veryslow,placebo\n" );
187 H0( " --tune Tune the settings for a particular type of source\n" );
188 H0( " Overridden by user settings\n");
189 H2( " - film,animation,grain,psnr,ssim\n"
190 " - fastdecode,touhou\n");
191 else H0( " - film,animation,grain,psnr,ssim,fastdecode\n");
192 H1( " --slow-firstpass Don't use faster settings with --pass 1\n" );
194 H0( "Frame-type options:\n" );
196 H0( " -I, --keyint <integer> Maximum GOP size [%d]\n", defaults->i_keyint_max );
197 H2( " -i, --min-keyint <integer> Minimum GOP size [%d]\n", defaults->i_keyint_min );
198 H2( " --no-scenecut Disable adaptive I-frame decision\n" );
199 H2( " --scenecut <integer> How aggressively to insert extra I-frames [%d]\n", defaults->i_scenecut_threshold );
200 H1( " -b, --bframes <integer> Number of B-frames between I and P [%d]\n", defaults->i_bframe );
201 H1( " --b-adapt Adaptive B-frame decision method [%d]\n"
202 " Higher values may lower threading efficiency.\n"
205 " - 2: Optimal (slow with high --bframes)\n", defaults->i_bframe_adaptive );
206 H2( " --b-bias <integer> Influences how often B-frames are used [%d]\n", defaults->i_bframe_bias );
207 H1( " --b-pyramid <string> Keep some B-frames as references [%s]\n"
208 " - none: Disabled\n"
209 " - strict: Strictly hierarchical pyramid\n"
210 " - normal: Non-strict (not Blu-ray compatible)\n",
211 strtable_lookup( x264_b_pyramid_names, defaults->i_bframe_pyramid ) );
212 H1( " --no-cabac Disable CABAC\n" );
213 H1( " -r, --ref <integer> Number of reference frames [%d]\n", defaults->i_frame_reference );
214 H1( " --no-deblock Disable loop filter\n" );
215 H1( " -f, --deblock <alpha:beta> Loop filter parameters [%d:%d]\n",
216 defaults->i_deblocking_filter_alphac0, defaults->i_deblocking_filter_beta );
217 H2( " --slices <integer> Number of slices per frame; forces rectangular\n"
218 " slices and is overridden by other slicing options\n" );
219 else H1( " --slices <integer> Number of slices per frame\n" );
220 H2( " --slice-max-size <integer> Limit the size of each slice in bytes\n");
221 H2( " --slice-max-mbs <integer> Limit the size of each slice in macroblocks\n");
222 H0( " --interlaced Enable pure-interlaced mode\n" );
223 H2( " --constrained-intra Enable constrained intra prediction.\n" );
225 H0( "Ratecontrol:\n" );
227 H1( " -q, --qp <integer> Force constant QP (0-51, 0=lossless)\n" );
228 H0( " -B, --bitrate <integer> Set bitrate (kbit/s)\n" );
229 H0( " --crf <float> Quality-based VBR (0-51, 0=lossless) [%.1f]\n", defaults->rc.f_rf_constant );
230 H1( " --rc-lookahead <integer> Number of frames for frametype lookahead [%d]\n", defaults->rc.i_lookahead );
231 H0( " --vbv-maxrate <integer> Max local bitrate (kbit/s) [%d]\n", defaults->rc.i_vbv_max_bitrate );
232 H0( " --vbv-bufsize <integer> Set size of the VBV buffer (kbit) [%d]\n", defaults->rc.i_vbv_buffer_size );
233 H2( " --vbv-init <float> Initial VBV buffer occupancy [%.1f]\n", defaults->rc.f_vbv_buffer_init );
234 H2( " --qpmin <integer> Set min QP [%d]\n", defaults->rc.i_qp_min );
235 H2( " --qpmax <integer> Set max QP [%d]\n", defaults->rc.i_qp_max );
236 H2( " --qpstep <integer> Set max QP step [%d]\n", defaults->rc.i_qp_step );
237 H2( " --ratetol <float> Tolerance of ABR ratecontrol and VBV [%.1f]\n", defaults->rc.f_rate_tolerance );
238 H2( " --ipratio <float> QP factor between I and P [%.2f]\n", defaults->rc.f_ip_factor );
239 H2( " --pbratio <float> QP factor between P and B [%.2f]\n", defaults->rc.f_pb_factor );
240 H2( " --chroma-qp-offset <integer> QP difference between chroma and luma [%d]\n", defaults->analyse.i_chroma_qp_offset );
241 H2( " --aq-mode <integer> AQ method [%d]\n"
243 " - 1: Variance AQ (complexity mask)\n"
244 " - 2: Auto-variance AQ (experimental)\n", defaults->rc.i_aq_mode );
245 H1( " --aq-strength <float> Reduces blocking and blurring in flat and\n"
246 " textured areas. [%.1f]\n", defaults->rc.f_aq_strength );
248 H2( " -p, --pass <1|2|3> Enable multipass ratecontrol\n" );
249 else H0( " -p, --pass <1|2> Enable multipass ratecontrol\n" );
250 H0( " - 1: First pass, creates stats file\n"
251 " - 2: Last pass, does not overwrite stats file\n" );
252 H2( " - 3: Nth pass, overwrites stats file\n" );
253 H1( " --stats <string> Filename for 2 pass stats [\"%s\"]\n", defaults->rc.psz_stat_out );
254 H2( " --no-mbtree Disable mb-tree ratecontrol.\n");
255 H2( " --qcomp <float> QP curve compression [%.2f]\n", defaults->rc.f_qcompress );
256 H2( " --cplxblur <float> Reduce fluctuations in QP (before curve compression) [%.1f]\n", defaults->rc.f_complexity_blur );
257 H2( " --qblur <float> Reduce fluctuations in QP (after curve compression) [%.1f]\n", defaults->rc.f_qblur );
258 H2( " --zones <zone0>/<zone1>/... Tweak the bitrate of regions of the video\n" );
259 H2( " Each zone is of the form\n"
260 " <start frame>,<end frame>,<option>\n"
261 " where <option> is either\n"
262 " q=<integer> (force QP)\n"
263 " or b=<float> (bitrate multiplier)\n" );
264 H2( " --qpfile <string> Force frametypes and QPs for some or all frames\n"
265 " Format of each line: framenumber frametype QP\n"
266 " QP of -1 lets x264 choose. Frametypes: I,i,P,B,b.\n"
267 " QPs are restricted by qpmin/qpmax.\n" );
271 H1( " -A, --partitions <string> Partitions to consider [\"p8x8,b8x8,i8x8,i4x4\"]\n"
272 " - p8x8, p4x4, b8x8, i8x8, i4x4\n"
274 " (p4x4 requires p8x8. i8x8 requires --8x8dct.)\n" );
275 H1( " --direct <string> Direct MV prediction mode [\"%s\"]\n"
276 " - none, spatial, temporal, auto\n",
277 strtable_lookup( x264_direct_pred_names, defaults->analyse.i_direct_mv_pred ) );
278 H2( " --no-weightb Disable weighted prediction for B-frames\n" );
279 H1( " --weightp Weighted prediction for P-frames [%d]\n"
281 " - 1: Blind offset\n"
282 " - 2: Smart analysis\n", defaults->analyse.i_weighted_pred );
283 H1( " --me <string> Integer pixel motion estimation method [\"%s\"]\n",
284 strtable_lookup( x264_motion_est_names, defaults->analyse.i_me_method ) );
285 H2( " - dia: diamond search, radius 1 (fast)\n"
286 " - hex: hexagonal search, radius 2\n"
287 " - umh: uneven multi-hexagon search\n"
288 " - esa: exhaustive search\n"
289 " - tesa: hadamard exhaustive search (slow)\n" );
290 else H1( " - dia, hex, umh\n" );
291 H2( " --merange <integer> Maximum motion vector search range [%d]\n", defaults->analyse.i_me_range );
292 H2( " --mvrange <integer> Maximum motion vector length [-1 (auto)]\n" );
293 H2( " --mvrange-thread <int> Minimum buffer between threads [-1 (auto)]\n" );
294 H1( " -m, --subme <integer> Subpixel motion estimation and mode decision [%d]\n", defaults->analyse.i_subpel_refine );
295 H2( " - 0: fullpel only (not recommended)\n"
296 " - 1: SAD mode decision, one qpel iteration\n"
297 " - 2: SATD mode decision\n"
298 " - 3-5: Progressively more qpel\n"
299 " - 6: RD mode decision for I/P-frames\n"
300 " - 7: RD mode decision for all frames\n"
301 " - 8: RD refinement for I/P-frames\n"
302 " - 9: RD refinement for all frames\n"
303 " - 10: QP-RD - requires trellis=2, aq-mode>0\n" );
304 else H1( " decision quality: 1=fast, 10=best.\n" );
305 H1( " --psy-rd Strength of psychovisual optimization [\"%.1f:%.1f\"]\n"
306 " #1: RD (requires subme>=6)\n"
307 " #2: Trellis (requires trellis, experimental)\n",
308 defaults->analyse.f_psy_rd, defaults->analyse.f_psy_trellis );
309 H2( " --no-psy Disable all visual optimizations that worsen\n"
310 " both PSNR and SSIM.\n" );
311 H2( " --no-mixed-refs Don't decide references on a per partition basis\n" );
312 H2( " --no-chroma-me Ignore chroma in motion estimation\n" );
313 H1( " --no-8x8dct Disable adaptive spatial transform size\n" );
314 H1( " -t, --trellis <integer> Trellis RD quantization. Requires CABAC. [%d]\n"
316 " - 1: enabled only on the final encode of a MB\n"
317 " - 2: enabled on all mode decisions\n", defaults->analyse.i_trellis );
318 H2( " --no-fast-pskip Disables early SKIP detection on P-frames\n" );
319 H2( " --no-dct-decimate Disables coefficient thresholding on P-frames\n" );
320 H1( " --nr <integer> Noise reduction [%d]\n", defaults->analyse.i_noise_reduction );
322 H2( " --deadzone-inter <int> Set the size of the inter luma quantization deadzone [%d]\n", defaults->analyse.i_luma_deadzone[0] );
323 H2( " --deadzone-intra <int> Set the size of the intra luma quantization deadzone [%d]\n", defaults->analyse.i_luma_deadzone[1] );
324 H2( " Deadzones should be in the range 0 - 32.\n" );
325 H2( " --cqm <string> Preset quant matrices [\"flat\"]\n"
327 H1( " --cqmfile <string> Read custom quant matrices from a JM-compatible file\n" );
328 H2( " Overrides any other --cqm* options.\n" );
329 H2( " --cqm4 <list> Set all 4x4 quant matrices\n"
330 " Takes a comma-separated list of 16 integers.\n" );
331 H2( " --cqm8 <list> Set all 8x8 quant matrices\n"
332 " Takes a comma-separated list of 64 integers.\n" );
333 H2( " --cqm4i, --cqm4p, --cqm8i, --cqm8p\n"
334 " Set both luma and chroma quant matrices\n" );
335 H2( " --cqm4iy, --cqm4ic, --cqm4py, --cqm4pc\n"
336 " Set individual quant matrices\n" );
338 H2( "Video Usability Info (Annex E):\n" );
339 H2( "The VUI settings are not used by the encoder but are merely suggestions to\n" );
340 H2( "the playback equipment. See doc/vui.txt for details. Use at your own risk.\n" );
342 H2( " --overscan <string> Specify crop overscan setting [\"%s\"]\n"
343 " - undef, show, crop\n",
344 strtable_lookup( x264_overscan_names, defaults->vui.i_overscan ) );
345 H2( " --videoformat <string> Specify video format [\"%s\"]\n"
346 " - component, pal, ntsc, secam, mac, undef\n",
347 strtable_lookup( x264_vidformat_names, defaults->vui.i_vidformat ) );
348 H2( " --fullrange <string> Specify full range samples setting [\"%s\"]\n"
350 strtable_lookup( x264_fullrange_names, defaults->vui.b_fullrange ) );
351 H2( " --colorprim <string> Specify color primaries [\"%s\"]\n"
352 " - undef, bt709, bt470m, bt470bg\n"
353 " smpte170m, smpte240m, film\n",
354 strtable_lookup( x264_colorprim_names, defaults->vui.i_colorprim ) );
355 H2( " --transfer <string> Specify transfer characteristics [\"%s\"]\n"
356 " - undef, bt709, bt470m, bt470bg, linear,\n"
357 " log100, log316, smpte170m, smpte240m\n",
358 strtable_lookup( x264_transfer_names, defaults->vui.i_transfer ) );
359 H2( " --colormatrix <string> Specify color matrix setting [\"%s\"]\n"
360 " - undef, bt709, fcc, bt470bg\n"
361 " smpte170m, smpte240m, GBR, YCgCo\n",
362 strtable_lookup( x264_colmatrix_names, defaults->vui.i_colmatrix ) );
363 H2( " --chromaloc <integer> Specify chroma sample location (0 to 5) [%d]\n",
364 defaults->vui.i_chroma_loc );
366 H0( "Input/Output:\n" );
368 H0( " -o, --output Specify output file\n" );
369 H1( " --stdout Specify stdout format [\"%s\"]\n"
370 " - raw, mkv, flv\n", stdout_format_names[0] );
371 H1( " --stdin Specify stdin format [\"%s\"]\n"
372 " - yuv, y4m\n", stdin_format_names[0] );
373 H0( " --sar width:height Specify Sample Aspect Ratio\n" );
374 H0( " --fps <float|rational> Specify framerate\n" );
375 H0( " --seek <integer> First frame to encode\n" );
376 H0( " --frames <integer> Maximum number of frames to encode\n" );
377 H0( " --level <string> Specify level (as defined by Annex A)\n" );
379 H1( " -v, --verbose Print stats for each frame\n" );
380 H1( " --no-progress Don't show the progress indicator while encoding\n" );
381 H0( " --quiet Quiet Mode\n" );
382 H1( " --psnr Enable PSNR computation\n" );
383 H1( " --ssim Enable SSIM computation\n" );
384 H1( " --threads <integer> Force a specific number of threads\n" );
385 H2( " --thread-input Run Avisynth in its own thread\n" );
386 H2( " --sync-lookahead <integer> Number of buffer frames for threaded lookahead\n" );
387 H2( " --non-deterministic Slightly improve quality of SMP, at the cost of repeatability\n" );
388 H2( " --asm <integer> Override CPU detection\n" );
389 H2( " --no-asm Disable all CPU optimizations\n" );
390 H2( " --visualize Show MB types overlayed on the encoded video\n" );
391 H2( " --dump-yuv <string> Save reconstructed frames\n" );
392 H2( " --sps-id <integer> Set SPS and PPS id numbers [%d]\n", defaults->i_sps_id );
393 H2( " --aud Use access unit delimiters\n" );
397 #define OPT_FRAMES 256
399 #define OPT_QPFILE 258
400 #define OPT_THREAD_INPUT 259
401 #define OPT_QUIET 260
402 #define OPT_NOPROGRESS 261
403 #define OPT_VISUALIZE 262
404 #define OPT_LONGHELP 263
405 #define OPT_PROFILE 264
406 #define OPT_PRESET 265
408 #define OPT_SLOWFIRSTPASS 267
409 #define OPT_FULLHELP 268
411 #define OPT_STDOUT_FORMAT 270
412 #define OPT_STDIN_FORMAT 271
414 static char short_options[] = "8A:B:b:f:hI:i:m:o:p:q:r:t:Vvw";
415 static struct option long_options[] =
417 { "help", no_argument, NULL, 'h' },
418 { "longhelp", no_argument, NULL, OPT_LONGHELP },
419 { "fullhelp", no_argument, NULL, OPT_FULLHELP },
420 { "version", no_argument, NULL, 'V' },
421 { "profile", required_argument, NULL, OPT_PROFILE },
422 { "preset", required_argument, NULL, OPT_PRESET },
423 { "tune", required_argument, NULL, OPT_TUNE },
424 { "slow-firstpass", no_argument, NULL, OPT_SLOWFIRSTPASS },
425 { "bitrate", required_argument, NULL, 'B' },
426 { "bframes", required_argument, NULL, 'b' },
427 { "b-adapt", required_argument, NULL, 0 },
428 { "no-b-adapt", no_argument, NULL, 0 },
429 { "b-bias", required_argument, NULL, 0 },
430 { "b-pyramid", required_argument, NULL, 0 },
431 { "min-keyint", required_argument, NULL, 'i' },
432 { "keyint", required_argument, NULL, 'I' },
433 { "scenecut", required_argument, NULL, 0 },
434 { "no-scenecut", no_argument, NULL, 0 },
435 { "nf", no_argument, NULL, 0 },
436 { "no-deblock", no_argument, NULL, 0 },
437 { "filter", required_argument, NULL, 0 },
438 { "deblock", required_argument, NULL, 'f' },
439 { "interlaced", no_argument, NULL, 0 },
440 { "constrained-intra", no_argument, NULL, 0 },
441 { "cabac", no_argument, NULL, 0 },
442 { "no-cabac", no_argument, NULL, 0 },
443 { "qp", required_argument, NULL, 'q' },
444 { "qpmin", required_argument, NULL, 0 },
445 { "qpmax", required_argument, NULL, 0 },
446 { "qpstep", required_argument, NULL, 0 },
447 { "crf", required_argument, NULL, 0 },
448 { "rc-lookahead",required_argument, NULL, 0 },
449 { "ref", required_argument, NULL, 'r' },
450 { "asm", required_argument, NULL, 0 },
451 { "no-asm", no_argument, NULL, 0 },
452 { "sar", required_argument, NULL, 0 },
453 { "fps", required_argument, NULL, OPT_FPS },
454 { "frames", required_argument, NULL, OPT_FRAMES },
455 { "seek", required_argument, NULL, OPT_SEEK },
456 { "output", required_argument, NULL, 'o' },
457 { "stdout", required_argument, NULL, OPT_STDOUT_FORMAT },
458 { "stdin", required_argument, NULL, OPT_STDIN_FORMAT },
459 { "analyse", required_argument, NULL, 0 },
460 { "partitions", required_argument, NULL, 'A' },
461 { "direct", required_argument, NULL, 0 },
462 { "weightb", no_argument, NULL, 'w' },
463 { "no-weightb", no_argument, NULL, 0 },
464 { "weightp", required_argument, NULL, 0 },
465 { "me", required_argument, NULL, 0 },
466 { "merange", required_argument, NULL, 0 },
467 { "mvrange", required_argument, NULL, 0 },
468 { "mvrange-thread", required_argument, NULL, 0 },
469 { "subme", required_argument, NULL, 'm' },
470 { "psy-rd", required_argument, NULL, 0 },
471 { "no-psy", no_argument, NULL, 0 },
472 { "psy", no_argument, NULL, 0 },
473 { "mixed-refs", no_argument, NULL, 0 },
474 { "no-mixed-refs", no_argument, NULL, 0 },
475 { "no-chroma-me", no_argument, NULL, 0 },
476 { "8x8dct", no_argument, NULL, 0 },
477 { "no-8x8dct", no_argument, NULL, 0 },
478 { "trellis", required_argument, NULL, 't' },
479 { "fast-pskip", no_argument, NULL, 0 },
480 { "no-fast-pskip", no_argument, NULL, 0 },
481 { "no-dct-decimate", no_argument, NULL, 0 },
482 { "aq-strength", required_argument, NULL, 0 },
483 { "aq-mode", required_argument, NULL, 0 },
484 { "deadzone-inter", required_argument, NULL, '0' },
485 { "deadzone-intra", required_argument, NULL, '0' },
486 { "level", required_argument, NULL, 0 },
487 { "ratetol", required_argument, NULL, 0 },
488 { "vbv-maxrate", required_argument, NULL, 0 },
489 { "vbv-bufsize", required_argument, NULL, 0 },
490 { "vbv-init", required_argument, NULL, 0 },
491 { "ipratio", required_argument, NULL, 0 },
492 { "pbratio", required_argument, NULL, 0 },
493 { "chroma-qp-offset", required_argument, NULL, 0 },
494 { "pass", required_argument, NULL, 'p' },
495 { "stats", required_argument, NULL, 0 },
496 { "qcomp", required_argument, NULL, 0 },
497 { "mbtree", no_argument, NULL, 0 },
498 { "no-mbtree", no_argument, NULL, 0 },
499 { "qblur", required_argument, NULL, 0 },
500 { "cplxblur", required_argument, NULL, 0 },
501 { "zones", required_argument, NULL, 0 },
502 { "qpfile", required_argument, NULL, OPT_QPFILE },
503 { "threads", required_argument, NULL, 0 },
504 { "slice-max-size", required_argument, NULL, 0 },
505 { "slice-max-mbs", required_argument, NULL, 0 },
506 { "slices", required_argument, NULL, 0 },
507 { "thread-input", no_argument, NULL, OPT_THREAD_INPUT },
508 { "sync-lookahead", required_argument, NULL, 0 },
509 { "non-deterministic", no_argument, NULL, 0 },
510 { "psnr", no_argument, NULL, 0 },
511 { "ssim", no_argument, NULL, 0 },
512 { "quiet", no_argument, NULL, OPT_QUIET },
513 { "verbose", no_argument, NULL, 'v' },
514 { "no-progress", no_argument, NULL, OPT_NOPROGRESS },
515 { "visualize", no_argument, NULL, OPT_VISUALIZE },
516 { "dump-yuv", required_argument, NULL, 0 },
517 { "sps-id", required_argument, NULL, 0 },
518 { "aud", no_argument, NULL, 0 },
519 { "nr", required_argument, NULL, 0 },
520 { "cqm", required_argument, NULL, 0 },
521 { "cqmfile", required_argument, NULL, 0 },
522 { "cqm4", required_argument, NULL, 0 },
523 { "cqm4i", required_argument, NULL, 0 },
524 { "cqm4iy", required_argument, NULL, 0 },
525 { "cqm4ic", required_argument, NULL, 0 },
526 { "cqm4p", required_argument, NULL, 0 },
527 { "cqm4py", required_argument, NULL, 0 },
528 { "cqm4pc", required_argument, NULL, 0 },
529 { "cqm8", required_argument, NULL, 0 },
530 { "cqm8i", required_argument, NULL, 0 },
531 { "cqm8p", required_argument, NULL, 0 },
532 { "overscan", required_argument, NULL, 0 },
533 { "videoformat", required_argument, NULL, 0 },
534 { "fullrange", required_argument, NULL, 0 },
535 { "colorprim", required_argument, NULL, 0 },
536 { "transfer", required_argument, NULL, 0 },
537 { "colormatrix", required_argument, NULL, 0 },
538 { "chromaloc", required_argument, NULL, 0 },
542 static int select_output( char *filename, const char *pipe_format, x264_param_t *param )
544 const char *ext = get_filename_extension( filename );
545 if( !strcmp( filename, "-" ) )
548 if( !strcasecmp( ext, ".mp4" ) )
551 output = mp4_output; // FIXME use b_annexb=0
553 fprintf( stderr, "x264 [error]: not compiled with MP4 output support\n" );
557 else if( !strcasecmp( ext, "mkv" ) )
558 output = mkv_output; // FIXME use b_annexb=0
559 else if( !strcasecmp( ext, "flv" ) )
569 static int select_input( char *filename, char *resolution, const char *pipe_format, x264_param_t *param )
571 const char *ext = get_filename_extension( filename );
572 if( !strcmp( filename, "-" ) )
575 if( !strcasecmp( ext, "avi" ) || !strcasecmp( ext, "avs" ) )
577 #if defined(AVS_INPUT) || defined(VFW_INPUT)
580 fprintf( stderr, "x264 [error]: not compiled with AVS input support\n" );
584 else if( !strcasecmp( ext, "y4m" ) )
586 else if( !strcasecmp( ext, "yuv" ) )
590 /* try to parse the file name */
592 for( p = filename; *p; p++ )
593 if( *p >= '0' && *p <= '9' &&
594 sscanf( p, "%ux%u", ¶m->i_width, ¶m->i_height ) == 2 )
596 if( param->i_log_level >= X264_LOG_INFO )
597 fprintf( stderr, "x264 [info]: %dx%d (given by file name) @ %.2f fps\n", param->i_width,
598 param->i_height, (double)param->i_fps_num / param->i_fps_den );
604 sscanf( resolution, "%ux%u", ¶m->i_width, ¶m->i_height );
605 if( param->i_log_level >= X264_LOG_INFO )
606 fprintf( stderr, "x264 [info]: %dx%d @ %.2f fps\n", param->i_width, param->i_height,
607 (double)param->i_fps_num / param->i_fps_den );
609 if( !param->i_width || !param->i_height )
611 fprintf( stderr, "x264 [error]: Rawyuv input requires a resolution.\n" );
628 /*****************************************************************************
630 *****************************************************************************/
631 static int Parse( int argc, char **argv,
632 x264_param_t *param, cli_opt_t *opt )
634 char *input_filename = NULL;
635 const char *stdin_format = stdin_format_names[0];
636 char *output_filename = NULL;
637 const char *stdout_format = stdout_format_names[0];
638 x264_param_t defaults = *param;
639 char *profile = NULL;
640 int b_thread_input = 0;
647 memset( opt, 0, sizeof(cli_opt_t) );
650 /* Presets are applied before all other options. */
653 int c = getopt_long( argc, argv, short_options, long_options, NULL );
657 if( c == OPT_PRESET )
659 if( !strcasecmp( optarg, "ultrafast" ) )
661 param->i_frame_reference = 1;
662 param->i_scenecut_threshold = 0;
663 param->b_deblocking_filter = 0;
666 param->analyse.intra = 0;
667 param->analyse.inter = 0;
668 param->analyse.b_transform_8x8 = 0;
669 param->analyse.i_me_method = X264_ME_DIA;
670 param->analyse.i_subpel_refine = 0;
671 param->rc.i_aq_mode = 0;
672 param->analyse.b_mixed_references = 0;
673 param->analyse.i_trellis = 0;
674 param->i_bframe_adaptive = X264_B_ADAPT_NONE;
675 param->rc.b_mb_tree = 0;
676 param->analyse.i_weighted_pred = X264_WEIGHTP_NONE;
678 else if( !strcasecmp( optarg, "veryfast" ) )
680 param->analyse.inter = X264_ANALYSE_I8x8|X264_ANALYSE_I4x4;
681 param->analyse.i_me_method = X264_ME_DIA;
682 param->analyse.i_subpel_refine = 1;
683 param->i_frame_reference = 1;
684 param->analyse.b_mixed_references = 0;
685 param->analyse.i_trellis = 0;
686 param->rc.b_mb_tree = 0;
687 param->analyse.i_weighted_pred = X264_WEIGHTP_NONE;
689 else if( !strcasecmp( optarg, "faster" ) )
691 param->analyse.b_mixed_references = 0;
692 param->i_frame_reference = 2;
693 param->analyse.i_subpel_refine = 4;
694 param->rc.b_mb_tree = 0;
695 param->analyse.i_weighted_pred = X264_WEIGHTP_BLIND;
697 else if( !strcasecmp( optarg, "fast" ) )
699 param->i_frame_reference = 2;
700 param->analyse.i_subpel_refine = 6;
701 param->rc.i_lookahead = 30;
703 else if( !strcasecmp( optarg, "medium" ) )
705 /* Default is medium */
707 else if( !strcasecmp( optarg, "slow" ) )
709 param->analyse.i_me_method = X264_ME_UMH;
710 param->analyse.i_subpel_refine = 8;
711 param->i_frame_reference = 5;
712 param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
713 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
714 param->rc.i_lookahead = 50;
716 else if( !strcasecmp( optarg, "slower" ) )
718 param->analyse.i_me_method = X264_ME_UMH;
719 param->analyse.i_subpel_refine = 9;
720 param->i_frame_reference = 8;
721 param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
722 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
723 param->analyse.inter |= X264_ANALYSE_PSUB8x8;
724 param->analyse.i_trellis = 2;
725 param->rc.i_lookahead = 60;
727 else if( !strcasecmp( optarg, "veryslow" ) )
729 param->analyse.i_me_method = X264_ME_UMH;
730 param->analyse.i_subpel_refine = 10;
731 param->analyse.i_me_range = 24;
732 param->i_frame_reference = 16;
733 param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
734 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
735 param->analyse.inter |= X264_ANALYSE_PSUB8x8;
736 param->analyse.i_trellis = 2;
738 param->rc.i_lookahead = 60;
740 else if( !strcasecmp( optarg, "placebo" ) )
742 param->analyse.i_me_method = X264_ME_TESA;
743 param->analyse.i_subpel_refine = 10;
744 param->analyse.i_me_range = 24;
745 param->i_frame_reference = 16;
746 param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
747 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
748 param->analyse.inter |= X264_ANALYSE_PSUB8x8;
749 param->analyse.b_fast_pskip = 0;
750 param->analyse.i_trellis = 2;
751 param->i_bframe = 16;
752 param->rc.i_lookahead = 60;
757 fprintf( stderr, "x264 [error]: invalid preset: %s\n", optarg );
765 /* Tunings are applied next. */
768 int c = getopt_long( argc, argv, short_options, long_options, NULL );
774 if( !strcasecmp( optarg, "film" ) )
776 param->i_deblocking_filter_alphac0 = -1;
777 param->i_deblocking_filter_beta = -1;
778 param->analyse.f_psy_trellis = 0.15;
780 else if( !strcasecmp( optarg, "animation" ) )
782 param->i_frame_reference = param->i_frame_reference > 1 ? param->i_frame_reference*2 : 1;
783 param->i_deblocking_filter_alphac0 = 1;
784 param->i_deblocking_filter_beta = 1;
785 param->analyse.f_psy_rd = 0.4;
786 param->rc.f_aq_strength = 0.6;
787 param->i_bframe += 2;
789 else if( !strcasecmp( optarg, "grain" ) )
791 param->i_deblocking_filter_alphac0 = -2;
792 param->i_deblocking_filter_beta = -2;
793 param->analyse.f_psy_trellis = 0.25;
794 param->analyse.b_dct_decimate = 0;
795 param->rc.f_pb_factor = 1.1;
796 param->rc.f_ip_factor = 1.1;
797 param->rc.f_aq_strength = 0.5;
798 param->analyse.i_luma_deadzone[0] = 6;
799 param->analyse.i_luma_deadzone[1] = 6;
800 param->rc.f_qcompress = 0.8;
802 else if( !strcasecmp( optarg, "psnr" ) )
804 param->rc.i_aq_mode = X264_AQ_NONE;
805 param->analyse.b_psy = 0;
807 else if( !strcasecmp( optarg, "ssim" ) )
809 param->rc.i_aq_mode = X264_AQ_AUTOVARIANCE;
810 param->analyse.b_psy = 0;
812 else if( !strcasecmp( optarg, "fastdecode" ) )
814 param->b_deblocking_filter = 0;
816 param->analyse.b_weighted_bipred = 0;
817 param->analyse.i_weighted_pred = X264_WEIGHTP_NONE;
819 else if( !strcasecmp( optarg, "touhou" ) )
821 param->i_frame_reference = param->i_frame_reference > 1 ? param->i_frame_reference*2 : 1;
822 param->i_deblocking_filter_alphac0 = -1;
823 param->i_deblocking_filter_beta = -1;
824 param->analyse.f_psy_trellis = 0.2;
825 param->rc.f_aq_strength = 1.3;
826 if( param->analyse.inter & X264_ANALYSE_PSUB16x16 )
827 param->analyse.inter |= X264_ANALYSE_PSUB8x8;
831 fprintf( stderr, "x264 [error]: invalid tune: %s\n", optarg );
839 /* Parse command line options */
843 int long_options_index = -1;
845 int c = getopt_long( argc, argv, short_options, long_options, &long_options_index );
855 Help( &defaults, 0 );
858 Help( &defaults, 1 );
861 Help( &defaults, 2 );
865 printf( "x264 "X264_POINTVER"\n" );
867 printf( "x264 0.%d.X\n", X264_BUILD );
869 printf( "built on " __DATE__ ", " );
871 printf( "gcc: " __VERSION__ "\n" );
873 printf( "using a non-gcc compiler\n" );
877 param->i_frame_total = atoi( optarg );
880 opt->i_seek = atoi( optarg );
883 output_filename = optarg;
885 case OPT_STDOUT_FORMAT:
886 for( i = 0; stdout_format_names[i] && strcasecmp( stdout_format_names[i], optarg ); )
888 if( !stdout_format_names[i] )
890 fprintf( stderr, "x264 [error]: invalid stdout format `%s'\n", optarg );
893 stdout_format = optarg;
895 case OPT_STDIN_FORMAT:
896 for( i = 0; stdin_format_names[i] && strcasecmp( stdin_format_names[i], optarg ); )
898 if( !stdin_format_names[i] )
900 fprintf( stderr, "x264 [error]: invalid stdin format `%s'\n", optarg );
903 stdin_format = optarg;
906 opt->qpfile = fopen( optarg, "rb" );
909 fprintf( stderr, "x264 [error]: can't open `%s'\n", optarg );
912 else if( !x264_is_regular_file( opt->qpfile ) )
914 fprintf( stderr, "x264 [error]: qpfile incompatible with non-regular file `%s'\n", optarg );
915 fclose( opt->qpfile );
919 case OPT_THREAD_INPUT:
923 param->i_log_level = X264_LOG_NONE;
926 param->i_log_level = X264_LOG_DEBUG;
933 param->b_visualize = 1;
934 b_exit_on_ctrl_c = 1;
936 fprintf( stderr, "x264 [warning]: not compiled with visualization support\n" );
945 case OPT_SLOWFIRSTPASS:
952 b_pass1 = atoi( optarg ) == 1;
961 if( long_options_index < 0 )
963 for( i = 0; long_options[i].name; i++ )
964 if( long_options[i].val == c )
966 long_options_index = i;
969 if( long_options_index < 0 )
971 /* getopt_long already printed an error message */
976 b_error |= x264_param_parse( param, long_options[long_options_index].name, optarg );
982 const char *name = long_options_index > 0 ? long_options[long_options_index].name : argv[optind-2];
983 fprintf( stderr, "x264 [error]: invalid argument: %s = %s\n", name, optarg );
988 /* Set faster options in case of turbo firstpass. */
989 if( b_turbo && b_pass1 )
991 param->i_frame_reference = 1;
992 param->analyse.b_transform_8x8 = 0;
993 param->analyse.inter = 0;
994 param->analyse.i_me_method = X264_ME_DIA;
995 param->analyse.i_subpel_refine = X264_MIN( 2, param->analyse.i_subpel_refine );
996 param->analyse.i_trellis = 0;
999 /* Apply profile restrictions. */
1002 if( !strcasecmp( profile, "baseline" ) )
1004 param->analyse.b_transform_8x8 = 0;
1006 param->i_cqm_preset = X264_CQM_FLAT;
1007 param->i_bframe = 0;
1008 param->analyse.i_weighted_pred = X264_WEIGHTP_NONE;
1009 if( param->b_interlaced )
1011 fprintf( stderr, "x264 [error]: baseline profile doesn't support interlacing\n" );
1015 else if( !strcasecmp( profile, "main" ) )
1017 param->analyse.b_transform_8x8 = 0;
1018 param->i_cqm_preset = X264_CQM_FLAT;
1020 else if( !strcasecmp( profile, "high" ) )
1026 fprintf( stderr, "x264 [error]: invalid profile: %s\n", profile );
1029 if( (param->rc.i_rc_method == X264_RC_CQP && param->rc.i_qp_constant == 0) ||
1030 (param->rc.i_rc_method == X264_RC_CRF && param->rc.f_rf_constant == 0) )
1032 fprintf( stderr, "x264 [error]: %s profile doesn't support lossless\n", profile );
1037 /* Get the file name */
1038 if( optind > argc - 1 || !output_filename )
1040 fprintf( stderr, "x264 [error]: No %s file. Run x264 --help for a list of options.\n",
1041 optind > argc - 1 ? "input" : "output" );
1044 input_filename = argv[optind++];
1046 if( select_output( output_filename, stdout_format, param ) )
1048 if( output.open_file( output_filename, &opt->hout ) )
1050 fprintf( stderr, "x264 [error]: could not open output file `%s'\n", output_filename );
1054 if( select_input( input_filename, optind < argc ? argv[optind++] : NULL, stdin_format, param ) )
1058 int i_fps_num = param->i_fps_num;
1059 int i_fps_den = param->i_fps_den;
1061 if( input.open_file( input_filename, &opt->hin, param ) )
1063 fprintf( stderr, "x264 [error]: could not open input file `%s'\n", input_filename );
1066 /* Restore the user's frame rate if fps has been explicitly set on the commandline. */
1069 param->i_fps_num = i_fps_num;
1070 param->i_fps_den = i_fps_den;
1075 if( b_thread_input || param->i_threads > 1
1076 || (param->i_threads == X264_THREADS_AUTO && x264_cpu_num_processors() > 1) )
1078 if( thread_input.open_file( NULL, &opt->hin, param ) )
1080 fprintf( stderr, "x264 [error]: threaded input failed\n" );
1084 input = thread_input;
1089 /* Automatically reduce reference frame count to match the user's target level
1090 * if the user didn't explicitly set a reference frame count. */
1093 int mbs = (((param->i_width)+15)>>4) * (((param->i_height)+15)>>4);
1095 for( i = 0; x264_levels[i].level_idc != 0; i++ )
1096 if( param->i_level_idc == x264_levels[i].level_idc )
1098 while( mbs * 384 * param->i_frame_reference > x264_levels[i].dpb
1099 && param->i_frame_reference > 1 )
1101 param->i_frame_reference--;
1111 static void parse_qpfile( cli_opt_t *opt, x264_picture_t *pic, int i_frame )
1113 int num = -1, qp, ret;
1116 while( num < i_frame )
1118 file_pos = ftell( opt->qpfile );
1119 ret = fscanf( opt->qpfile, "%d %c %d\n", &num, &type, &qp );
1120 if( num > i_frame || ret == EOF )
1122 pic->i_type = X264_TYPE_AUTO;
1124 fseek( opt->qpfile, file_pos, SEEK_SET );
1127 if( num < i_frame && ret == 3 )
1129 pic->i_qpplus1 = qp+1;
1130 if ( type == 'I' ) pic->i_type = X264_TYPE_IDR;
1131 else if( type == 'i' ) pic->i_type = X264_TYPE_I;
1132 else if( type == 'P' ) pic->i_type = X264_TYPE_P;
1133 else if( type == 'B' ) pic->i_type = X264_TYPE_BREF;
1134 else if( type == 'b' ) pic->i_type = X264_TYPE_B;
1136 if( ret != 3 || qp < -1 || qp > 51 )
1138 fprintf( stderr, "x264 [error]: can't parse qpfile for frame %d\n", i_frame );
1139 fclose( opt->qpfile );
1141 pic->i_type = X264_TYPE_AUTO;
1148 /*****************************************************************************
1150 *****************************************************************************/
1152 static int Encode_frame( x264_t *h, hnd_t hout, x264_picture_t *pic )
1154 x264_picture_t pic_out;
1156 int i_nal, i, i_nalu_size;
1159 if( x264_encoder_encode( h, &nal, &i_nal, pic, &pic_out ) < 0 )
1161 fprintf( stderr, "x264 [error]: x264_encoder_encode failed\n" );
1165 for( i = 0; i < i_nal; i++ )
1167 i_nalu_size = output.write_nalu( hout, nal[i].p_payload, nal[i].i_payload, &pic_out );
1168 if( i_nalu_size < 0 )
1170 i_file += i_nalu_size;
1173 output.set_eop( hout, &pic_out );
1178 static void Print_status( int64_t i_start, int i_frame, int i_frame_total, int64_t i_file, x264_param_t *param )
1181 int64_t i_elapsed = x264_mdate() - i_start;
1182 double fps = i_elapsed > 0 ? i_frame * 1000000. / i_elapsed : 0;
1183 double bitrate = (double) i_file * 8 * param->i_fps_num / ( (double) param->i_fps_den * i_frame * 1000 );
1186 int eta = i_elapsed * (i_frame_total - i_frame) / ((int64_t)i_frame * 1000000);
1187 sprintf( buf, "x264 [%.1f%%] %d/%d frames, %.2f fps, %.2f kb/s, eta %d:%02d:%02d",
1188 100. * i_frame / i_frame_total, i_frame, i_frame_total, fps, bitrate,
1189 eta/3600, (eta/60)%60, eta%60 );
1193 sprintf( buf, "x264 %d frames: %.2f fps, %.2f kb/s", i_frame, fps, bitrate );
1195 fprintf( stderr, "%s \r", buf+5 );
1196 SetConsoleTitle( buf );
1197 fflush( stderr ); // needed in windows
1200 static int Encode( x264_param_t *param, cli_opt_t *opt )
1205 int i_frame, i_frame_total, i_frame_output;
1206 int64_t i_start, i_end;
1209 int i_update_interval;
1211 opt->b_progress &= param->i_log_level < X264_LOG_DEBUG;
1212 i_frame_total = input.get_frame_total( opt->hin );
1213 i_frame_total = X264_MAX( i_frame_total - opt->i_seek, 0 );
1214 if( ( i_frame_total == 0 || param->i_frame_total < i_frame_total )
1215 && param->i_frame_total > 0 )
1216 i_frame_total = param->i_frame_total;
1217 param->i_frame_total = i_frame_total;
1218 i_update_interval = i_frame_total ? x264_clip3( i_frame_total / 1000, 1, 10 ) : 10;
1220 if( ( h = x264_encoder_open( param ) ) == NULL )
1222 fprintf( stderr, "x264 [error]: x264_encoder_open failed\n" );
1223 input.close_file( opt->hin );
1227 if( output.set_param( opt->hout, param ) )
1229 fprintf( stderr, "x264 [error]: can't set outfile param\n" );
1230 input.close_file( opt->hin );
1231 output.close_file( opt->hout );
1235 /* Create a new pic */
1236 if( input.picture_alloc( &pic, param->i_csp, param->i_width, param->i_height ) )
1238 fprintf( stderr, "x264 [error]: malloc failed\n" );
1242 i_start = x264_mdate();
1245 for( i_frame = 0, i_file = 0, i_frame_output = 0; b_ctrl_c == 0 && (i_frame < i_frame_total || i_frame_total == 0); )
1247 if( input.read_frame( &pic, opt->hin, i_frame + opt->i_seek ) )
1250 pic.i_pts = (int64_t)i_frame * param->i_fps_den;
1253 parse_qpfile( opt, &pic, i_frame + opt->i_seek );
1256 /* Do not force any parameters */
1257 pic.i_type = X264_TYPE_AUTO;
1261 i_frame_size = Encode_frame( h, opt->hout, &pic );
1262 if( i_frame_size < 0 )
1264 i_file += i_frame_size;
1270 if( input.release_frame && input.release_frame( &pic, opt->hin ) )
1273 /* update status line (up to 1000 times per input file) */
1274 if( opt->b_progress && i_frame_output % i_update_interval == 0 && i_frame_output )
1275 Print_status( i_start, i_frame_output, i_frame_total, i_file, param );
1277 /* Flush delayed frames */
1278 while( !b_ctrl_c && x264_encoder_delayed_frames( h ) )
1280 i_frame_size = Encode_frame( h, opt->hout, NULL );
1281 if( i_frame_size < 0 )
1283 i_file += i_frame_size;
1286 if( opt->b_progress && i_frame_output % i_update_interval == 0 && i_frame_output )
1287 Print_status( i_start, i_frame_output, i_frame_total, i_file, param );
1290 i_end = x264_mdate();
1291 input.picture_clean( &pic );
1292 /* Erase progress indicator before printing encoding stats. */
1293 if( opt->b_progress )
1294 fprintf( stderr, " \r" );
1295 x264_encoder_close( h );
1296 x264_free( mux_buffer );
1297 fprintf( stderr, "\n" );
1300 fprintf( stderr, "aborted at input frame %d, output frame %d\n", opt->i_seek + i_frame, i_frame_output );
1302 input.close_file( opt->hin );
1303 output.close_file( opt->hout );
1305 if( i_frame_output > 0 )
1307 double fps = (double)i_frame_output * (double)1000000 /
1308 (double)( i_end - i_start );
1310 fprintf( stderr, "encoded %d frames, %.2f fps, %.2f kb/s\n", i_frame_output, fps,
1311 (double) i_file * 8 * param->i_fps_num /
1312 ( (double) param->i_fps_den * i_frame_output * 1000 ) );