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", 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 AVI or Avisynth if compiled with AVIS support (%s).\n"
134 "Outfile type is selected by filename:\n"
135 " .264 -> Raw bytestream\n"
136 " .mkv -> Matroska\n"
137 " .mp4 -> MP4 if compiled with GPAC support (%s)\n"
141 " -h, --help List basic options\n"
142 " --longhelp List more options\n"
143 " --fullhelp List all options\n"
145 X264_BUILD, X264_VERSION,
157 H0( "Example usage:\n" );
159 H0( " Constant quality mode:\n" );
160 H0( " x264 --crf 24 -o output input\n" );
162 H0( " Two-pass with a bitrate of 1000kbps:\n" );
163 H0( " x264 --pass 1 --bitrate 1000 -o output input\n" );
164 H0( " x264 --pass 2 --bitrate 1000 -o output input\n" );
166 H0( " Lossless:\n" );
167 H0( " x264 --crf 0 -o output input\n" );
169 H0( " Maximum PSNR at the cost of speed and visual quality:\n" );
170 H0( " x264 --preset placebo --tune psnr -o output input\n" );
172 H0( " Constant bitrate at 1000kbps with a 2 second-buffer:\n");
173 H0( " x264 --vbv-bufsize 2000 --bitrate 1000 -o output input\n" );
177 H0( " --profile Force H.264 profile [high]\n" );
178 H0( " Overrides all settings\n");
179 H0( " - baseline,main,high\n" );
180 H0( " --preset Use a preset to select encoding settings [medium]\n" );
181 H0( " Overridden by user settings\n");
182 H0( " - ultrafast,veryfast,faster,fast,medium\n"
183 " - slow,slower,veryslow,placebo\n" );
184 H0( " --tune Tune the settings for a particular type of source\n" );
185 H0( " Overridden by user settings\n");
186 H2( " - film,animation,grain,psnr,ssim\n"
187 " - fastdecode,touhou\n");
188 else H0( " - film,animation,grain,psnr,ssim,fastdecode\n");
189 H1( " --slow-firstpass Don't use faster settings with --pass 1\n" );
191 H0( "Frame-type options:\n" );
193 H0( " -I, --keyint <integer> Maximum GOP size [%d]\n", defaults->i_keyint_max );
194 H2( " -i, --min-keyint <integer> Minimum GOP size [%d]\n", defaults->i_keyint_min );
195 H2( " --no-scenecut Disable adaptive I-frame decision\n" );
196 H2( " --scenecut <integer> How aggressively to insert extra I-frames [%d]\n", defaults->i_scenecut_threshold );
197 H1( " -b, --bframes <integer> Number of B-frames between I and P [%d]\n", defaults->i_bframe );
198 H1( " --b-adapt Adaptive B-frame decision method [%d]\n"
199 " Higher values may lower threading efficiency.\n"
202 " - 2: Optimal (slow with high --bframes)\n", defaults->i_bframe_adaptive );
203 H2( " --b-bias <integer> Influences how often B-frames are used [%d]\n", defaults->i_bframe_bias );
204 H1( " --b-pyramid <string> Keep some B-frames as references [%s]\n"
205 " - none: Disabled\n"
206 " - strict: Strictly hierarchical pyramid\n"
207 " - normal: Non-strict (not Blu-ray compatible)\n",
208 strtable_lookup( x264_b_pyramid_names, defaults->i_bframe_pyramid ) );
209 H1( " --no-cabac Disable CABAC\n" );
210 H1( " -r, --ref <integer> Number of reference frames [%d]\n", defaults->i_frame_reference );
211 H1( " --no-deblock Disable loop filter\n" );
212 H1( " -f, --deblock <alpha:beta> Loop filter parameters [%d:%d]\n",
213 defaults->i_deblocking_filter_alphac0, defaults->i_deblocking_filter_beta );
214 H2( " --slices <integer> Number of slices per frame; forces rectangular\n"
215 " slices and is overridden by other slicing options\n" );
216 else H1( " --slices <integer> Number of slices per frame\n" );
217 H2( " --slice-max-size <integer> Limit the size of each slice in bytes\n");
218 H2( " --slice-max-mbs <integer> Limit the size of each slice in macroblocks\n");
219 H0( " --interlaced Enable pure-interlaced mode\n" );
220 H2( " --constrained-intra Enable constrained intra prediction.\n" );
222 H0( "Ratecontrol:\n" );
224 H1( " -q, --qp <integer> Force constant QP (0-51, 0=lossless)\n" );
225 H0( " -B, --bitrate <integer> Set bitrate (kbit/s)\n" );
226 H0( " --crf <float> Quality-based VBR (0-51, 0=lossless) [%.1f]\n", defaults->rc.f_rf_constant );
227 H1( " --rc-lookahead <integer> Number of frames for frametype lookahead [%d]\n", defaults->rc.i_lookahead );
228 H0( " --vbv-maxrate <integer> Max local bitrate (kbit/s) [%d]\n", defaults->rc.i_vbv_max_bitrate );
229 H0( " --vbv-bufsize <integer> Set size of the VBV buffer (kbit) [%d]\n", defaults->rc.i_vbv_buffer_size );
230 H2( " --vbv-init <float> Initial VBV buffer occupancy [%.1f]\n", defaults->rc.f_vbv_buffer_init );
231 H2( " --qpmin <integer> Set min QP [%d]\n", defaults->rc.i_qp_min );
232 H2( " --qpmax <integer> Set max QP [%d]\n", defaults->rc.i_qp_max );
233 H2( " --qpstep <integer> Set max QP step [%d]\n", defaults->rc.i_qp_step );
234 H2( " --ratetol <float> Tolerance of ABR ratecontrol and VBV [%.1f]\n", defaults->rc.f_rate_tolerance );
235 H2( " --ipratio <float> QP factor between I and P [%.2f]\n", defaults->rc.f_ip_factor );
236 H2( " --pbratio <float> QP factor between P and B [%.2f]\n", defaults->rc.f_pb_factor );
237 H2( " --chroma-qp-offset <integer> QP difference between chroma and luma [%d]\n", defaults->analyse.i_chroma_qp_offset );
238 H2( " --aq-mode <integer> AQ method [%d]\n"
240 " - 1: Variance AQ (complexity mask)\n"
241 " - 2: Auto-variance AQ (experimental)\n", defaults->rc.i_aq_mode );
242 H1( " --aq-strength <float> Reduces blocking and blurring in flat and\n"
243 " textured areas. [%.1f]\n", defaults->rc.f_aq_strength );
245 H2( " -p, --pass <1|2|3> Enable multipass ratecontrol\n" );
246 else H0( " -p, --pass <1|2> Enable multipass ratecontrol\n" );
247 H0( " - 1: First pass, creates stats file\n"
248 " - 2: Last pass, does not overwrite stats file\n" );
249 H2( " - 3: Nth pass, overwrites stats file\n" );
250 H1( " --stats <string> Filename for 2 pass stats [\"%s\"]\n", defaults->rc.psz_stat_out );
251 H2( " --no-mbtree Disable mb-tree ratecontrol.\n");
252 H2( " --qcomp <float> QP curve compression [%.2f]\n", defaults->rc.f_qcompress );
253 H2( " --cplxblur <float> Reduce fluctuations in QP (before curve compression) [%.1f]\n", defaults->rc.f_complexity_blur );
254 H2( " --qblur <float> Reduce fluctuations in QP (after curve compression) [%.1f]\n", defaults->rc.f_qblur );
255 H2( " --zones <zone0>/<zone1>/... Tweak the bitrate of regions of the video\n" );
256 H2( " Each zone is of the form\n"
257 " <start frame>,<end frame>,<option>\n"
258 " where <option> is either\n"
259 " q=<integer> (force QP)\n"
260 " or b=<float> (bitrate multiplier)\n" );
261 H2( " --qpfile <string> Force frametypes and QPs for some or all frames\n"
262 " Format of each line: framenumber frametype QP\n"
263 " QP of -1 lets x264 choose. Frametypes: I,i,P,B,b.\n"
264 " QPs are restricted by qpmin/qpmax.\n" );
268 H1( " -A, --partitions <string> Partitions to consider [\"p8x8,b8x8,i8x8,i4x4\"]\n"
269 " - p8x8, p4x4, b8x8, i8x8, i4x4\n"
271 " (p4x4 requires p8x8. i8x8 requires --8x8dct.)\n" );
272 H1( " --direct <string> Direct MV prediction mode [\"%s\"]\n"
273 " - none, spatial, temporal, auto\n",
274 strtable_lookup( x264_direct_pred_names, defaults->analyse.i_direct_mv_pred ) );
275 H2( " --no-weightb Disable weighted prediction for B-frames\n" );
276 H1( " --me <string> Integer pixel motion estimation method [\"%s\"]\n",
277 strtable_lookup( x264_motion_est_names, defaults->analyse.i_me_method ) );
278 H2( " - dia: diamond search, radius 1 (fast)\n"
279 " - hex: hexagonal search, radius 2\n"
280 " - umh: uneven multi-hexagon search\n"
281 " - esa: exhaustive search\n"
282 " - tesa: hadamard exhaustive search (slow)\n" );
283 else H1( " - dia, hex, umh\n" );
284 H2( " --merange <integer> Maximum motion vector search range [%d]\n", defaults->analyse.i_me_range );
285 H2( " --mvrange <integer> Maximum motion vector length [-1 (auto)]\n" );
286 H2( " --mvrange-thread <int> Minimum buffer between threads [-1 (auto)]\n" );
287 H1( " -m, --subme <integer> Subpixel motion estimation and mode decision [%d]\n", defaults->analyse.i_subpel_refine );
288 H2( " - 0: fullpel only (not recommended)\n"
289 " - 1: SAD mode decision, one qpel iteration\n"
290 " - 2: SATD mode decision\n"
291 " - 3-5: Progressively more qpel\n"
292 " - 6: RD mode decision for I/P-frames\n"
293 " - 7: RD mode decision for all frames\n"
294 " - 8: RD refinement for I/P-frames\n"
295 " - 9: RD refinement for all frames\n"
296 " - 10: QP-RD - requires trellis=2, aq-mode>0\n" );
297 else H1( " decision quality: 1=fast, 10=best.\n" );
298 H1( " --psy-rd Strength of psychovisual optimization [\"%.1f:%.1f\"]\n"
299 " #1: RD (requires subme>=6)\n"
300 " #2: Trellis (requires trellis, experimental)\n",
301 defaults->analyse.f_psy_rd, defaults->analyse.f_psy_trellis );
302 H2( " --no-psy Disable all visual optimizations that worsen\n"
303 " both PSNR and SSIM.\n" );
304 H2( " --no-mixed-refs Don't decide references on a per partition basis\n" );
305 H2( " --no-chroma-me Ignore chroma in motion estimation\n" );
306 H1( " --no-8x8dct Disable adaptive spatial transform size\n" );
307 H1( " -t, --trellis <integer> Trellis RD quantization. Requires CABAC. [%d]\n"
309 " - 1: enabled only on the final encode of a MB\n"
310 " - 2: enabled on all mode decisions\n", defaults->analyse.i_trellis );
311 H2( " --no-fast-pskip Disables early SKIP detection on P-frames\n" );
312 H2( " --no-dct-decimate Disables coefficient thresholding on P-frames\n" );
313 H1( " --nr <integer> Noise reduction [%d]\n", defaults->analyse.i_noise_reduction );
315 H2( " --deadzone-inter <int> Set the size of the inter luma quantization deadzone [%d]\n", defaults->analyse.i_luma_deadzone[0] );
316 H2( " --deadzone-intra <int> Set the size of the intra luma quantization deadzone [%d]\n", defaults->analyse.i_luma_deadzone[1] );
317 H2( " Deadzones should be in the range 0 - 32.\n" );
318 H2( " --cqm <string> Preset quant matrices [\"flat\"]\n"
320 H1( " --cqmfile <string> Read custom quant matrices from a JM-compatible file\n" );
321 H2( " Overrides any other --cqm* options.\n" );
322 H2( " --cqm4 <list> Set all 4x4 quant matrices\n"
323 " Takes a comma-separated list of 16 integers.\n" );
324 H2( " --cqm8 <list> Set all 8x8 quant matrices\n"
325 " Takes a comma-separated list of 64 integers.\n" );
326 H2( " --cqm4i, --cqm4p, --cqm8i, --cqm8p\n"
327 " Set both luma and chroma quant matrices\n" );
328 H2( " --cqm4iy, --cqm4ic, --cqm4py, --cqm4pc\n"
329 " Set individual quant matrices\n" );
331 H2( "Video Usability Info (Annex E):\n" );
332 H2( "The VUI settings are not used by the encoder but are merely suggestions to\n" );
333 H2( "the playback equipment. See doc/vui.txt for details. Use at your own risk.\n" );
335 H2( " --overscan <string> Specify crop overscan setting [\"%s\"]\n"
336 " - undef, show, crop\n",
337 strtable_lookup( x264_overscan_names, defaults->vui.i_overscan ) );
338 H2( " --videoformat <string> Specify video format [\"%s\"]\n"
339 " - component, pal, ntsc, secam, mac, undef\n",
340 strtable_lookup( x264_vidformat_names, defaults->vui.i_vidformat ) );
341 H2( " --fullrange <string> Specify full range samples setting [\"%s\"]\n"
343 strtable_lookup( x264_fullrange_names, defaults->vui.b_fullrange ) );
344 H2( " --colorprim <string> Specify color primaries [\"%s\"]\n"
345 " - undef, bt709, bt470m, bt470bg\n"
346 " smpte170m, smpte240m, film\n",
347 strtable_lookup( x264_colorprim_names, defaults->vui.i_colorprim ) );
348 H2( " --transfer <string> Specify transfer characteristics [\"%s\"]\n"
349 " - undef, bt709, bt470m, bt470bg, linear,\n"
350 " log100, log316, smpte170m, smpte240m\n",
351 strtable_lookup( x264_transfer_names, defaults->vui.i_transfer ) );
352 H2( " --colormatrix <string> Specify color matrix setting [\"%s\"]\n"
353 " - undef, bt709, fcc, bt470bg\n"
354 " smpte170m, smpte240m, GBR, YCgCo\n",
355 strtable_lookup( x264_colmatrix_names, defaults->vui.i_colmatrix ) );
356 H2( " --chromaloc <integer> Specify chroma sample location (0 to 5) [%d]\n",
357 defaults->vui.i_chroma_loc );
359 H0( "Input/Output:\n" );
361 H0( " -o, --output Specify output file\n" );
362 H1( " --stdout Specify stdout format [\"%s\"]\n"
363 " - raw, mkv\n", stdout_format_names[0] );
364 H1( " --stdin Specify stdin format [\"%s\"]\n"
365 " - yuv, y4m\n", stdin_format_names[0] );
366 H0( " --sar width:height Specify Sample Aspect Ratio\n" );
367 H0( " --fps <float|rational> Specify framerate\n" );
368 H0( " --seek <integer> First frame to encode\n" );
369 H0( " --frames <integer> Maximum number of frames to encode\n" );
370 H0( " --level <string> Specify level (as defined by Annex A)\n" );
372 H1( " -v, --verbose Print stats for each frame\n" );
373 H1( " --no-progress Don't show the progress indicator while encoding\n" );
374 H0( " --quiet Quiet Mode\n" );
375 H1( " --psnr Enable PSNR computation\n" );
376 H1( " --ssim Enable SSIM computation\n" );
377 H1( " --threads <integer> Force a specific number of threads\n" );
378 H2( " --thread-input Run Avisynth in its own thread\n" );
379 H2( " --sync-lookahead <integer> Number of buffer frames for threaded lookahead\n" );
380 H2( " --non-deterministic Slightly improve quality of SMP, at the cost of repeatability\n" );
381 H2( " --asm <integer> Override CPU detection\n" );
382 H2( " --no-asm Disable all CPU optimizations\n" );
383 H2( " --visualize Show MB types overlayed on the encoded video\n" );
384 H2( " --dump-yuv <string> Save reconstructed frames\n" );
385 H2( " --sps-id <integer> Set SPS and PPS id numbers [%d]\n", defaults->i_sps_id );
386 H2( " --aud Use access unit delimiters\n" );
390 #define OPT_FRAMES 256
392 #define OPT_QPFILE 258
393 #define OPT_THREAD_INPUT 259
394 #define OPT_QUIET 260
395 #define OPT_NOPROGRESS 261
396 #define OPT_VISUALIZE 262
397 #define OPT_LONGHELP 263
398 #define OPT_PROFILE 264
399 #define OPT_PRESET 265
401 #define OPT_SLOWFIRSTPASS 267
402 #define OPT_FULLHELP 268
404 #define OPT_STDOUT_FORMAT 270
405 #define OPT_STDIN_FORMAT 271
407 static char short_options[] = "8A:B:b:f:hI:i:m:o:p:q:r:t:Vvw";
408 static struct option long_options[] =
410 { "help", no_argument, NULL, 'h' },
411 { "longhelp", no_argument, NULL, OPT_LONGHELP },
412 { "fullhelp", no_argument, NULL, OPT_FULLHELP },
413 { "version", no_argument, NULL, 'V' },
414 { "profile", required_argument, NULL, OPT_PROFILE },
415 { "preset", required_argument, NULL, OPT_PRESET },
416 { "tune", required_argument, NULL, OPT_TUNE },
417 { "slow-firstpass", no_argument, NULL, OPT_SLOWFIRSTPASS },
418 { "bitrate", required_argument, NULL, 'B' },
419 { "bframes", required_argument, NULL, 'b' },
420 { "b-adapt", required_argument, NULL, 0 },
421 { "no-b-adapt", no_argument, NULL, 0 },
422 { "b-bias", required_argument, NULL, 0 },
423 { "b-pyramid", required_argument, NULL, 0 },
424 { "min-keyint", required_argument, NULL, 'i' },
425 { "keyint", required_argument, NULL, 'I' },
426 { "scenecut", required_argument, NULL, 0 },
427 { "no-scenecut", no_argument, NULL, 0 },
428 { "nf", no_argument, NULL, 0 },
429 { "no-deblock", no_argument, NULL, 0 },
430 { "filter", required_argument, NULL, 0 },
431 { "deblock", required_argument, NULL, 'f' },
432 { "interlaced", no_argument, NULL, 0 },
433 { "constrained-intra", no_argument, NULL, 0 },
434 { "cabac", no_argument, NULL, 0 },
435 { "no-cabac", no_argument, NULL, 0 },
436 { "qp", required_argument, NULL, 'q' },
437 { "qpmin", required_argument, NULL, 0 },
438 { "qpmax", required_argument, NULL, 0 },
439 { "qpstep", required_argument, NULL, 0 },
440 { "crf", required_argument, NULL, 0 },
441 { "rc-lookahead",required_argument, NULL, 0 },
442 { "ref", required_argument, NULL, 'r' },
443 { "asm", required_argument, NULL, 0 },
444 { "no-asm", no_argument, NULL, 0 },
445 { "sar", required_argument, NULL, 0 },
446 { "fps", required_argument, NULL, OPT_FPS },
447 { "frames", required_argument, NULL, OPT_FRAMES },
448 { "seek", required_argument, NULL, OPT_SEEK },
449 { "output", required_argument, NULL, 'o' },
450 { "stdout", required_argument, NULL, OPT_STDOUT_FORMAT },
451 { "stdin", required_argument, NULL, OPT_STDIN_FORMAT },
452 { "analyse", required_argument, NULL, 0 },
453 { "partitions", required_argument, NULL, 'A' },
454 { "direct", required_argument, NULL, 0 },
455 { "weightb", no_argument, NULL, 'w' },
456 { "no-weightb", no_argument, NULL, 0 },
457 { "me", required_argument, NULL, 0 },
458 { "merange", required_argument, NULL, 0 },
459 { "mvrange", required_argument, NULL, 0 },
460 { "mvrange-thread", required_argument, NULL, 0 },
461 { "subme", required_argument, NULL, 'm' },
462 { "psy-rd", required_argument, NULL, 0 },
463 { "no-psy", no_argument, NULL, 0 },
464 { "psy", no_argument, NULL, 0 },
465 { "mixed-refs", no_argument, NULL, 0 },
466 { "no-mixed-refs", no_argument, NULL, 0 },
467 { "no-chroma-me", no_argument, NULL, 0 },
468 { "8x8dct", no_argument, NULL, 0 },
469 { "no-8x8dct", no_argument, NULL, 0 },
470 { "trellis", required_argument, NULL, 't' },
471 { "fast-pskip", no_argument, NULL, 0 },
472 { "no-fast-pskip", no_argument, NULL, 0 },
473 { "no-dct-decimate", no_argument, NULL, 0 },
474 { "aq-strength", required_argument, NULL, 0 },
475 { "aq-mode", required_argument, NULL, 0 },
476 { "deadzone-inter", required_argument, NULL, '0' },
477 { "deadzone-intra", required_argument, NULL, '0' },
478 { "level", required_argument, NULL, 0 },
479 { "ratetol", required_argument, NULL, 0 },
480 { "vbv-maxrate", required_argument, NULL, 0 },
481 { "vbv-bufsize", required_argument, NULL, 0 },
482 { "vbv-init", required_argument, NULL, 0 },
483 { "ipratio", required_argument, NULL, 0 },
484 { "pbratio", required_argument, NULL, 0 },
485 { "chroma-qp-offset", required_argument, NULL, 0 },
486 { "pass", required_argument, NULL, 'p' },
487 { "stats", required_argument, NULL, 0 },
488 { "qcomp", required_argument, NULL, 0 },
489 { "mbtree", no_argument, NULL, 0 },
490 { "no-mbtree", no_argument, NULL, 0 },
491 { "qblur", required_argument, NULL, 0 },
492 { "cplxblur", required_argument, NULL, 0 },
493 { "zones", required_argument, NULL, 0 },
494 { "qpfile", required_argument, NULL, OPT_QPFILE },
495 { "threads", required_argument, NULL, 0 },
496 { "slice-max-size", required_argument, NULL, 0 },
497 { "slice-max-mbs", required_argument, NULL, 0 },
498 { "slices", required_argument, NULL, 0 },
499 { "thread-input", no_argument, NULL, OPT_THREAD_INPUT },
500 { "sync-lookahead", required_argument, NULL, 0 },
501 { "non-deterministic", no_argument, NULL, 0 },
502 { "psnr", no_argument, NULL, 0 },
503 { "ssim", no_argument, NULL, 0 },
504 { "quiet", no_argument, NULL, OPT_QUIET },
505 { "verbose", no_argument, NULL, 'v' },
506 { "no-progress", no_argument, NULL, OPT_NOPROGRESS },
507 { "visualize", no_argument, NULL, OPT_VISUALIZE },
508 { "dump-yuv", required_argument, NULL, 0 },
509 { "sps-id", required_argument, NULL, 0 },
510 { "aud", no_argument, NULL, 0 },
511 { "nr", required_argument, NULL, 0 },
512 { "cqm", required_argument, NULL, 0 },
513 { "cqmfile", required_argument, NULL, 0 },
514 { "cqm4", required_argument, NULL, 0 },
515 { "cqm4i", required_argument, NULL, 0 },
516 { "cqm4iy", required_argument, NULL, 0 },
517 { "cqm4ic", required_argument, NULL, 0 },
518 { "cqm4p", required_argument, NULL, 0 },
519 { "cqm4py", required_argument, NULL, 0 },
520 { "cqm4pc", required_argument, NULL, 0 },
521 { "cqm8", required_argument, NULL, 0 },
522 { "cqm8i", required_argument, NULL, 0 },
523 { "cqm8p", required_argument, NULL, 0 },
524 { "overscan", required_argument, NULL, 0 },
525 { "videoformat", required_argument, NULL, 0 },
526 { "fullrange", required_argument, NULL, 0 },
527 { "colorprim", required_argument, NULL, 0 },
528 { "transfer", required_argument, NULL, 0 },
529 { "colormatrix", required_argument, NULL, 0 },
530 { "chromaloc", required_argument, NULL, 0 },
534 static int select_output( char *filename, const char *pipe_format )
536 char *ext = filename + strlen( filename ) - 1;
537 while( *ext != '.' && ext > filename )
540 if( !strcasecmp( ext, ".mp4" ) )
545 fprintf( stderr, "x264 [error]: not compiled with MP4 output support\n" );
549 else if( !strcasecmp( ext, ".mkv" ) || (!strcmp( filename, "-" ) && !strcasecmp( pipe_format, "mkv" )) )
556 static int select_input( char *filename, char *resolution, const char *pipe_format, x264_param_t *param )
558 char *psz = filename + strlen( filename ) - 1;
559 while( psz > filename && *psz != '.' )
562 if( !strcasecmp( psz, ".avi" ) || !strcasecmp( psz, ".avs" ) )
567 fprintf( stderr, "x264 [error]: not compiled with AVIS input support\n" );
571 else if( !strcasecmp( psz, ".y4m" ) || (!strcmp( filename, "-" ) && !strcasecmp( pipe_format, "y4m" )) )
577 /* try to parse the file name */
578 for( psz = filename; *psz; psz++ )
579 if( *psz >= '0' && *psz <= '9' &&
580 sscanf( psz, "%ux%u", ¶m->i_width, ¶m->i_height ) == 2 )
582 if( param->i_log_level >= X264_LOG_INFO )
583 fprintf( stderr, "x264 [info]: %dx%d (given by file name) @ %.2f fps\n", param->i_width,
584 param->i_height, (double)param->i_fps_num / param->i_fps_den );
590 sscanf( resolution, "%ux%u", ¶m->i_width, ¶m->i_height );
591 if( param->i_log_level >= X264_LOG_INFO )
592 fprintf( stderr, "x264 [info]: %dx%d @ %.2f fps\n", param->i_width, param->i_height,
593 (double)param->i_fps_num / param->i_fps_den );
595 if( !param->i_width || !param->i_height )
597 fprintf( stderr, "x264 [error]: Rawyuv input requires a resolution.\n" );
606 /*****************************************************************************
608 *****************************************************************************/
609 static int Parse( int argc, char **argv,
610 x264_param_t *param, cli_opt_t *opt )
612 char *input_filename = NULL;
613 const char *stdin_format = stdin_format_names[0];
614 char *output_filename = NULL;
615 const char *stdout_format = stdout_format_names[0];
616 x264_param_t defaults = *param;
617 char *profile = NULL;
618 int b_thread_input = 0;
625 memset( opt, 0, sizeof(cli_opt_t) );
628 /* Presets are applied before all other options. */
631 int c = getopt_long( argc, argv, short_options, long_options, NULL );
635 if( c == OPT_PRESET )
637 if( !strcasecmp( optarg, "ultrafast" ) )
639 param->i_frame_reference = 1;
640 param->i_scenecut_threshold = 0;
641 param->b_deblocking_filter = 0;
644 param->analyse.intra = 0;
645 param->analyse.inter = 0;
646 param->analyse.b_transform_8x8 = 0;
647 param->analyse.i_me_method = X264_ME_DIA;
648 param->analyse.i_subpel_refine = 0;
649 param->rc.i_aq_mode = 0;
650 param->analyse.b_mixed_references = 0;
651 param->analyse.i_trellis = 0;
652 param->i_bframe_adaptive = X264_B_ADAPT_NONE;
653 param->rc.b_mb_tree = 0;
655 else if( !strcasecmp( optarg, "veryfast" ) )
657 param->analyse.inter = X264_ANALYSE_I8x8|X264_ANALYSE_I4x4;
658 param->analyse.i_me_method = X264_ME_DIA;
659 param->analyse.i_subpel_refine = 1;
660 param->i_frame_reference = 1;
661 param->analyse.b_mixed_references = 0;
662 param->analyse.i_trellis = 0;
663 param->rc.b_mb_tree = 0;
665 else if( !strcasecmp( optarg, "faster" ) )
667 param->analyse.b_mixed_references = 0;
668 param->i_frame_reference = 2;
669 param->analyse.i_subpel_refine = 4;
670 param->rc.b_mb_tree = 0;
672 else if( !strcasecmp( optarg, "fast" ) )
674 param->i_frame_reference = 2;
675 param->analyse.i_subpel_refine = 6;
676 param->rc.i_lookahead = 30;
678 else if( !strcasecmp( optarg, "medium" ) )
680 /* Default is medium */
682 else if( !strcasecmp( optarg, "slow" ) )
684 param->analyse.i_me_method = X264_ME_UMH;
685 param->analyse.i_subpel_refine = 8;
686 param->i_frame_reference = 5;
687 param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
688 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
689 param->rc.i_lookahead = 50;
691 else if( !strcasecmp( optarg, "slower" ) )
693 param->analyse.i_me_method = X264_ME_UMH;
694 param->analyse.i_subpel_refine = 9;
695 param->i_frame_reference = 8;
696 param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
697 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
698 param->analyse.inter |= X264_ANALYSE_PSUB8x8;
699 param->analyse.i_trellis = 2;
700 param->rc.i_lookahead = 60;
702 else if( !strcasecmp( optarg, "veryslow" ) )
704 param->analyse.i_me_method = X264_ME_UMH;
705 param->analyse.i_subpel_refine = 10;
706 param->analyse.i_me_range = 24;
707 param->i_frame_reference = 16;
708 param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
709 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
710 param->analyse.inter |= X264_ANALYSE_PSUB8x8;
711 param->analyse.i_trellis = 2;
713 param->rc.i_lookahead = 60;
715 else if( !strcasecmp( optarg, "placebo" ) )
717 param->analyse.i_me_method = X264_ME_TESA;
718 param->analyse.i_subpel_refine = 10;
719 param->analyse.i_me_range = 24;
720 param->i_frame_reference = 16;
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.b_fast_pskip = 0;
725 param->analyse.i_trellis = 2;
726 param->i_bframe = 16;
727 param->rc.i_lookahead = 60;
732 fprintf( stderr, "x264 [error]: invalid preset: %s\n", optarg );
740 /* Tunings are applied next. */
743 int c = getopt_long( argc, argv, short_options, long_options, NULL );
749 if( !strcasecmp( optarg, "film" ) )
751 param->i_deblocking_filter_alphac0 = -1;
752 param->i_deblocking_filter_beta = -1;
753 param->analyse.f_psy_trellis = 0.15;
755 else if( !strcasecmp( optarg, "animation" ) )
757 param->i_frame_reference = param->i_frame_reference > 1 ? param->i_frame_reference*2 : 1;
758 param->i_deblocking_filter_alphac0 = 1;
759 param->i_deblocking_filter_beta = 1;
760 param->analyse.f_psy_rd = 0.4;
761 param->rc.f_aq_strength = 0.6;
762 param->i_bframe += 2;
764 else if( !strcasecmp( optarg, "grain" ) )
766 param->i_deblocking_filter_alphac0 = -2;
767 param->i_deblocking_filter_beta = -2;
768 param->analyse.f_psy_trellis = 0.25;
769 param->analyse.b_dct_decimate = 0;
770 param->rc.f_pb_factor = 1.1;
771 param->rc.f_ip_factor = 1.1;
772 param->rc.f_aq_strength = 0.5;
773 param->analyse.i_luma_deadzone[0] = 6;
774 param->analyse.i_luma_deadzone[1] = 6;
775 param->rc.f_qcompress = 0.8;
777 else if( !strcasecmp( optarg, "psnr" ) )
779 param->rc.i_aq_mode = X264_AQ_NONE;
780 param->analyse.b_psy = 0;
782 else if( !strcasecmp( optarg, "ssim" ) )
784 param->rc.i_aq_mode = X264_AQ_AUTOVARIANCE;
785 param->analyse.b_psy = 0;
787 else if( !strcasecmp( optarg, "fastdecode" ) )
789 param->b_deblocking_filter = 0;
791 param->analyse.b_weighted_bipred = 0;
793 else if( !strcasecmp( optarg, "touhou" ) )
795 param->i_frame_reference = param->i_frame_reference > 1 ? param->i_frame_reference*2 : 1;
796 param->i_deblocking_filter_alphac0 = -1;
797 param->i_deblocking_filter_beta = -1;
798 param->analyse.f_psy_trellis = 0.2;
799 param->rc.f_aq_strength = 1.3;
800 if( param->analyse.inter & X264_ANALYSE_PSUB16x16 )
801 param->analyse.inter |= X264_ANALYSE_PSUB8x8;
805 fprintf( stderr, "x264 [error]: invalid tune: %s\n", optarg );
813 /* Parse command line options */
817 int long_options_index = -1;
819 int c = getopt_long( argc, argv, short_options, long_options, &long_options_index );
829 Help( &defaults, 0 );
832 Help( &defaults, 1 );
835 Help( &defaults, 2 );
839 printf( "x264 "X264_POINTVER"\n" );
841 printf( "x264 0.%d.X\n", X264_BUILD );
843 printf( "built on " __DATE__ ", " );
845 printf( "gcc: " __VERSION__ "\n" );
847 printf( "using a non-gcc compiler\n" );
851 param->i_frame_total = atoi( optarg );
854 opt->i_seek = atoi( optarg );
857 output_filename = optarg;
859 case OPT_STDOUT_FORMAT:
860 for( i = 0; stdout_format_names[i] && strcasecmp( stdout_format_names[i], optarg ); )
862 if( !stdout_format_names[i] )
864 fprintf( stderr, "x264 [error]: invalid stdout format `%s'\n", optarg );
867 stdout_format = optarg;
869 case OPT_STDIN_FORMAT:
870 for( i = 0; stdin_format_names[i] && strcasecmp( stdin_format_names[i], optarg ); )
872 if( !stdin_format_names[i] )
874 fprintf( stderr, "x264 [error]: invalid stdin format `%s'\n", optarg );
877 stdin_format = optarg;
880 opt->qpfile = fopen( optarg, "rb" );
883 fprintf( stderr, "x264 [error]: can't open `%s'\n", optarg );
886 else if( !x264_is_regular_file( opt->qpfile ) )
888 fprintf( stderr, "x264 [error]: qpfile incompatible with non-regular file `%s'\n", optarg );
889 fclose( opt->qpfile );
893 case OPT_THREAD_INPUT:
897 param->i_log_level = X264_LOG_NONE;
900 param->i_log_level = X264_LOG_DEBUG;
907 param->b_visualize = 1;
908 b_exit_on_ctrl_c = 1;
910 fprintf( stderr, "x264 [warning]: not compiled with visualization support\n" );
919 case OPT_SLOWFIRSTPASS:
926 b_pass1 = atoi( optarg ) == 1;
935 if( long_options_index < 0 )
937 for( i = 0; long_options[i].name; i++ )
938 if( long_options[i].val == c )
940 long_options_index = i;
943 if( long_options_index < 0 )
945 /* getopt_long already printed an error message */
950 b_error |= x264_param_parse( param, long_options[long_options_index].name, optarg );
956 const char *name = long_options_index > 0 ? long_options[long_options_index].name : argv[optind-2];
957 fprintf( stderr, "x264 [error]: invalid argument: %s = %s\n", name, optarg );
962 /* Set faster options in case of turbo firstpass. */
963 if( b_turbo && b_pass1 )
965 param->i_frame_reference = 1;
966 param->analyse.b_transform_8x8 = 0;
967 param->analyse.inter = 0;
968 param->analyse.i_me_method = X264_ME_DIA;
969 param->analyse.i_subpel_refine = X264_MIN( 2, param->analyse.i_subpel_refine );
970 param->analyse.i_trellis = 0;
973 /* Apply profile restrictions. */
976 if( !strcasecmp( profile, "baseline" ) )
978 param->analyse.b_transform_8x8 = 0;
980 param->i_cqm_preset = X264_CQM_FLAT;
982 if( param->b_interlaced )
984 fprintf( stderr, "x264 [error]: baseline profile doesn't support interlacing\n" );
988 else if( !strcasecmp( profile, "main" ) )
990 param->analyse.b_transform_8x8 = 0;
991 param->i_cqm_preset = X264_CQM_FLAT;
993 else if( !strcasecmp( profile, "high" ) )
999 fprintf( stderr, "x264 [error]: invalid profile: %s\n", profile );
1002 if( (param->rc.i_rc_method == X264_RC_CQP && param->rc.i_qp_constant == 0) ||
1003 (param->rc.i_rc_method == X264_RC_CRF && param->rc.f_rf_constant == 0) )
1005 fprintf( stderr, "x264 [error]: %s profile doesn't support lossless\n", profile );
1010 /* Get the file name */
1011 if( optind > argc - 1 || !output_filename )
1013 fprintf( stderr, "x264 [error]: No %s file. Run x264 --help for a list of options.\n",
1014 optind > argc - 1 ? "input" : "output" );
1017 input_filename = argv[optind++];
1019 if( select_output( output_filename, stdout_format ) )
1021 if( output.open_file( output_filename, &opt->hout ) )
1023 fprintf( stderr, "x264 [error]: could not open output file `%s'\n", output_filename );
1027 if( select_input( input_filename, optind < argc ? argv[optind++] : NULL, stdin_format, param ) )
1031 int i_fps_num = param->i_fps_num;
1032 int i_fps_den = param->i_fps_den;
1034 if( input.open_file( input_filename, &opt->hin, param ) )
1036 fprintf( stderr, "x264 [error]: could not open input file `%s'\n", input_filename );
1039 /* Restore the user's frame rate if fps has been explicitly set on the commandline. */
1042 param->i_fps_num = i_fps_num;
1043 param->i_fps_den = i_fps_den;
1048 if( b_thread_input || param->i_threads > 1
1049 || (param->i_threads == X264_THREADS_AUTO && x264_cpu_num_processors() > 1) )
1051 if( thread_input.open_file( NULL, &opt->hin, param ) )
1053 fprintf( stderr, "x264 [error]: threaded input failed\n" );
1057 input = thread_input;
1062 /* Automatically reduce reference frame count to match the user's target level
1063 * if the user didn't explicitly set a reference frame count. */
1066 int mbs = (((param->i_width)+15)>>4) * (((param->i_height)+15)>>4);
1068 for( i = 0; x264_levels[i].level_idc != 0; i++ )
1069 if( param->i_level_idc == x264_levels[i].level_idc )
1071 while( mbs * 384 * param->i_frame_reference > x264_levels[i].dpb
1072 && param->i_frame_reference > 1 )
1074 param->i_frame_reference--;
1084 static void parse_qpfile( cli_opt_t *opt, x264_picture_t *pic, int i_frame )
1086 int num = -1, qp, ret;
1089 while( num < i_frame )
1091 file_pos = ftell( opt->qpfile );
1092 ret = fscanf( opt->qpfile, "%d %c %d\n", &num, &type, &qp );
1093 if( num > i_frame || ret == EOF )
1095 pic->i_type = X264_TYPE_AUTO;
1097 fseek( opt->qpfile, file_pos, SEEK_SET );
1100 if( num < i_frame && ret == 3 )
1102 pic->i_qpplus1 = qp+1;
1103 if ( type == 'I' ) pic->i_type = X264_TYPE_IDR;
1104 else if( type == 'i' ) pic->i_type = X264_TYPE_I;
1105 else if( type == 'P' ) pic->i_type = X264_TYPE_P;
1106 else if( type == 'B' ) pic->i_type = X264_TYPE_BREF;
1107 else if( type == 'b' ) pic->i_type = X264_TYPE_B;
1109 if( ret != 3 || qp < -1 || qp > 51 )
1111 fprintf( stderr, "x264 [error]: can't parse qpfile for frame %d\n", i_frame );
1112 fclose( opt->qpfile );
1114 pic->i_type = X264_TYPE_AUTO;
1121 /*****************************************************************************
1123 *****************************************************************************/
1125 static int Encode_frame( x264_t *h, hnd_t hout, x264_picture_t *pic )
1127 x264_picture_t pic_out;
1129 int i_nal, i, i_nalu_size;
1132 if( x264_encoder_encode( h, &nal, &i_nal, pic, &pic_out ) < 0 )
1134 fprintf( stderr, "x264 [error]: x264_encoder_encode failed\n" );
1138 for( i = 0; i < i_nal; i++ )
1140 i_nalu_size = output.write_nalu( hout, nal[i].p_payload, nal[i].i_payload );
1141 if( i_nalu_size < 0 )
1143 i_file += i_nalu_size;
1146 output.set_eop( hout, &pic_out );
1151 static void Print_status( int64_t i_start, int i_frame, int i_frame_total, int64_t i_file, x264_param_t *param )
1154 int64_t i_elapsed = x264_mdate() - i_start;
1155 double fps = i_elapsed > 0 ? i_frame * 1000000. / i_elapsed : 0;
1156 double bitrate = (double) i_file * 8 * param->i_fps_num / ( (double) param->i_fps_den * i_frame * 1000 );
1159 int eta = i_elapsed * (i_frame_total - i_frame) / ((int64_t)i_frame * 1000000);
1160 sprintf( buf, "x264 [%.1f%%] %d/%d frames, %.2f fps, %.2f kb/s, eta %d:%02d:%02d",
1161 100. * i_frame / i_frame_total, i_frame, i_frame_total, fps, bitrate,
1162 eta/3600, (eta/60)%60, eta%60 );
1166 sprintf( buf, "x264 %d frames: %.2f fps, %.2f kb/s", i_frame, fps, bitrate );
1168 fprintf( stderr, "%s \r", buf+5 );
1169 SetConsoleTitle( buf );
1170 fflush( stderr ); // needed in windows
1173 static int Encode( x264_param_t *param, cli_opt_t *opt )
1178 int i_frame, i_frame_total, i_frame_output;
1179 int64_t i_start, i_end;
1182 int i_update_interval;
1184 opt->b_progress &= param->i_log_level < X264_LOG_DEBUG;
1185 i_frame_total = input.get_frame_total( opt->hin );
1186 i_frame_total = X264_MAX( i_frame_total - opt->i_seek, 0 );
1187 if( ( i_frame_total == 0 || param->i_frame_total < i_frame_total )
1188 && param->i_frame_total > 0 )
1189 i_frame_total = param->i_frame_total;
1190 param->i_frame_total = i_frame_total;
1191 i_update_interval = i_frame_total ? x264_clip3( i_frame_total / 1000, 1, 10 ) : 10;
1193 if( ( h = x264_encoder_open( param ) ) == NULL )
1195 fprintf( stderr, "x264 [error]: x264_encoder_open failed\n" );
1196 input.close_file( opt->hin );
1200 if( output.set_param( opt->hout, param ) )
1202 fprintf( stderr, "x264 [error]: can't set outfile param\n" );
1203 input.close_file( opt->hin );
1204 output.close_file( opt->hout );
1208 /* Create a new pic */
1209 if( x264_picture_alloc( &pic, X264_CSP_I420, param->i_width, param->i_height ) < 0 )
1211 fprintf( stderr, "x264 [error]: malloc failed\n" );
1215 i_start = x264_mdate();
1218 for( i_frame = 0, i_file = 0, i_frame_output = 0; b_ctrl_c == 0 && (i_frame < i_frame_total || i_frame_total == 0); )
1220 if( input.read_frame( &pic, opt->hin, i_frame + opt->i_seek ) )
1223 pic.i_pts = (int64_t)i_frame * param->i_fps_den;
1226 parse_qpfile( opt, &pic, i_frame + opt->i_seek );
1229 /* Do not force any parameters */
1230 pic.i_type = X264_TYPE_AUTO;
1234 i_frame_size = Encode_frame( h, opt->hout, &pic );
1235 if( i_frame_size < 0 )
1237 i_file += i_frame_size;
1243 /* update status line (up to 1000 times per input file) */
1244 if( opt->b_progress && i_frame_output % i_update_interval == 0 && i_frame_output )
1245 Print_status( i_start, i_frame_output, i_frame_total, i_file, param );
1247 /* Flush delayed frames */
1248 while( !b_ctrl_c && x264_encoder_delayed_frames( h ) )
1250 i_frame_size = Encode_frame( h, opt->hout, NULL );
1251 if( i_frame_size < 0 )
1253 i_file += i_frame_size;
1256 if( opt->b_progress && i_frame_output % i_update_interval == 0 && i_frame_output )
1257 Print_status( i_start, i_frame_output, i_frame_total, i_file, param );
1260 i_end = x264_mdate();
1261 x264_picture_clean( &pic );
1262 /* Erase progress indicator before printing encoding stats. */
1263 if( opt->b_progress )
1264 fprintf( stderr, " \r" );
1265 x264_encoder_close( h );
1266 x264_free( mux_buffer );
1267 fprintf( stderr, "\n" );
1270 fprintf( stderr, "aborted at input frame %d, output frame %d\n", opt->i_seek + i_frame, i_frame_output );
1272 input.close_file( opt->hin );
1273 output.close_file( opt->hout );
1275 if( i_frame_output > 0 )
1277 double fps = (double)i_frame_output * (double)1000000 /
1278 (double)( i_end - i_start );
1280 fprintf( stderr, "encoded %d frames, %.2f fps, %.2f kb/s\n", i_frame_output, fps,
1281 (double) i_file * 8 * param->i_fps_num /
1282 ( (double) param->i_fps_den * i_frame_output * 1000 ) );