1 /*****************************************************************************
2 * x264: h264 encoder/decoder testing program.
3 *****************************************************************************
4 * Copyright (C) 2003 Laurent Aimar
5 * $Id: x264.c,v 1.1 2004/06/03 19:24:12 fenrir Exp $
7 * Authors: 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
35 #include <io.h> /* _setmode() */
36 #include <fcntl.h> /* _O_BINARY */
45 #include <gpac/m4_author.h>
48 #include "common/common.h"
54 #define DATA_MAX 3000000
55 uint8_t data[DATA_MAX];
60 static int b_ctrl_c = 0;
61 static int b_exit_on_ctrl_c = 0;
62 static void SigIntHandler( int a )
64 if( b_exit_on_ctrl_c )
78 /* input file operation function pointers */
79 static int (*p_open_infile)( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param );
80 static int (*p_get_frame_total)( hnd_t handle, int i_width, int i_height );
81 static int (*p_read_frame)( x264_picture_t *p_pic, hnd_t handle, int i_frame, int i_width, int i_height );
82 static int (*p_close_infile)( hnd_t handle );
84 static int open_file_yuv( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param );
85 static int get_frame_total_yuv( hnd_t handle, int i_width, int i_height );
86 static int read_frame_yuv( x264_picture_t *p_pic, hnd_t handle, int i_frame, int i_width, int i_height );
87 static int close_file_yuv( hnd_t handle );
90 static int open_file_avis( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param );
91 static int get_frame_total_avis( hnd_t handle, int i_width, int i_height );
92 static int read_frame_avis( x264_picture_t *p_pic, hnd_t handle, int i_frame, int i_width, int i_height );
93 static int close_file_avis( hnd_t handle );
96 /* output file operation function pointers */
97 static int (*p_open_outfile)( char *psz_filename, hnd_t *p_handle );
98 static int (*p_set_outfile_param)( hnd_t handle, x264_param_t *p_param );
99 static int (*p_write_nalu)( hnd_t handle, uint8_t *p_nal, int i_size );
100 static int (*p_set_eop)( hnd_t handle, x264_picture_t *p_picture );
101 static int (*p_close_outfile)( hnd_t handle );
103 static int open_file_bsf( char *psz_filename, hnd_t *p_handle );
104 static int set_param_bsf( hnd_t handle, x264_param_t *p_param );
105 static int write_nalu_bsf( hnd_t handle, uint8_t *p_nal, int i_size );
106 static int set_eop_bsf( hnd_t handle, x264_picture_t *p_picture );
107 static int close_file_bsf( hnd_t handle );
110 static int open_file_mp4( char *psz_filename, hnd_t *p_handle );
111 static int set_param_mp4( hnd_t handle, x264_param_t *p_param );
112 static int write_nalu_mp4( hnd_t handle, uint8_t *p_nal, int i_size );
113 static int set_eop_mp4( hnd_t handle, x264_picture_t *p_picture );
114 static int close_file_mp4( hnd_t handle );
117 static void Help( x264_param_t *defaults );
118 static int Parse( int argc, char **argv, x264_param_t *param, cli_opt_t *opt );
119 static int Encode( x264_param_t *param, cli_opt_t *opt );
122 /****************************************************************************
124 ****************************************************************************/
125 int main( int argc, char **argv )
131 _setmode(_fileno(stdin), _O_BINARY); /* thanks to Marcos Morais <morais at dee.ufcg.edu.br> */
132 _setmode(_fileno(stdout), _O_BINARY);
135 x264_param_default( ¶m );
137 /* Parse command line */
138 if( Parse( argc, argv, ¶m, &opt ) < 0 )
141 /* Control-C handler */
142 signal( SIGINT, SigIntHandler );
144 return Encode( ¶m, &opt );
147 /*****************************************************************************
149 *****************************************************************************/
150 static void Help( x264_param_t *defaults )
154 "Syntax: x264 [options] -o outfile infile [widthxheight]\n"
156 "Infile can be raw YUV 4:2:0 (in which case resolution is required),\n"
157 " or AVI or Avisynth if compiled with AVIS support (%s).\n"
158 "Outfile type is selected by filename:\n"
159 " .264 -> Raw bytestream\n"
160 " .mp4 -> MP4 if compiled with GPAC support (%s)\n"
164 " -h, --help Print this help\n"
166 "Frame-type options:\n"
168 " -I, --keyint <integer> Maximum GOP size [%d]\n"
169 " -i, --min-keyint <integer> Minimum GOP size [%d]\n"
170 " --scenecut <integer> How aggressively to insert extra I-frames [%d]\n"
171 " -b, --bframes <integer> Number of B-frames between I and P [%d]\n"
172 " --no-b-adapt Disable adaptive B-frame decision\n"
173 " --b-bias <integer> Influences how often B-frames are used [%d]\n"
174 " --b-pyramid Keep some B-frames as references\n"
176 " --no-cabac Disable CABAC\n"
177 " -r, --ref <integer> Number of reference frames [%d]\n"
178 " --nf Disable loop filter\n"
179 " -f, --filter <alpha:beta> Loop filter AlphaC0 and Beta parameters [%d:%d]\n"
183 " -q, --qp <integer> Set QP [%d]\n"
184 " -B, --bitrate <integer> Set bitrate\n"
185 " --qpmin <integer> Set min QP [%d]\n"
186 " --qpmax <integer> Set max QP [%d]\n"
187 " --qpstep <integer> Set max QP step [%d]\n"
188 " --ratetol <float> Allowed variance of average bitrate [%.1f]\n"
189 " --vbv-maxrate <integer> Max local bitrate [%d]\n"
190 " --vbv-bufsize <integer> Size of VBV buffer [%d]\n"
191 " --vbv-init <float> Initial VBV buffer occupancy [%.1f]\n"
193 " --ipratio <float> QP factor between I and P [%.2f]\n"
194 " --pbratio <float> QP factor between P and B [%.2f]\n"
195 " --chroma-qp-offset <integer> QP difference between chroma and luma [%d]\n"
197 " -p, --pass <1|2|3> Enable multipass ratecontrol:\n"
198 " - 1: First pass, creates stats file\n"
199 " - 2: Last pass, does not overwrite stats file\n"
200 " - 3: Nth pass, overwrites stats file\n"
201 " --stats <string> Filename for 2 pass stats [\"%s\"]\n"
202 " --rceq <string> Ratecontrol equation [\"%s\"]\n"
203 " --qcomp <float> QP curve compression: 0.0 => CBR, 1.0 => CQP [%.2f]\n"
204 " --cplxblur <float> Reduce fluctuations in QP (before curve compression) [%.1f]\n"
205 " --qblur <float> Reduce fluctuations in QP (after curve compression) [%.1f]\n"
207 " --zones <zone0>/<zone1>/...\n"
208 " Tweak the bitrate of some regions of the video\n"
209 " Each zone is of the form\n"
210 " <start frame>,<end frame>,<option>\n"
211 " where <option> is either\n"
212 " q=<integer> (force QP)\n"
213 " or b=<float> (bitrate multiplier)\n"
217 " -A, --analyse <string> Partitions to consider [\"p8x8,b8x8,i8x8,i4x4\"]\n"
218 " - p8x8, p4x4, b8x8, i8x8, i4x4\n"
220 " (p4x4 requires p8x8. i8x8 requires --8x8dct.)\n"
221 " --direct <string> Direct MV prediction mode [\"temporal\"]\n"
222 " - none, spatial, temporal\n"
223 " -w, --weightb Weighted prediction for B-frames\n"
224 " --me <string> Integer pixel motion estimation method [\"%s\"]\n"
225 " - dia: diamond search, radius 1 (fast)\n"
226 " - hex: hexagonal search, radius 2\n"
227 " - umh: uneven multi-hexagon search\n"
228 " - esa: exhaustive search (slow)\n"
229 " --merange <integer> Maximum motion vector search range [%d]\n"
230 " -m, --subme <integer> Subpixel motion estimation quality: 1=fast, 5=best. [%d]\n"
231 " --no-chroma-me Ignore chroma in motion estimation\n"
232 " -8, --8x8dct Adaptive spatial transform size\n"
236 " --level <integer> Specify level (as defined by Annex A)\n"
237 " --sar width:height Specify Sample Aspect Ratio\n"
238 " --fps <float|rational> Specify framerate\n"
239 " --seek <integer> First frame to encode\n"
240 " --frames <integer> Maximum number of frames to encode\n"
241 " -o, --output Specify output file\n"
243 " --threads <integer> Parallel encoding (uses slices)\n"
244 " --no-asm Disable all CPU optimizations\n"
245 " --no-psnr Disable PSNR computation\n"
246 " --quiet Quiet Mode\n"
247 " -v, --verbose Print stats for each frame\n"
248 " --progress Show a progress indicator while encoding\n"
249 " --visualize Show MB types overlayed on the encoded video\n"
250 " --aud Use access unit delimiters\n"
252 X264_BUILD, X264_VERSION,
263 defaults->i_keyint_max,
264 defaults->i_keyint_min,
265 defaults->i_scenecut_threshold,
267 defaults->i_bframe_bias,
268 defaults->i_frame_reference,
269 defaults->i_deblocking_filter_alphac0,
270 defaults->i_deblocking_filter_beta,
271 defaults->rc.i_qp_constant,
272 defaults->rc.i_qp_min,
273 defaults->rc.i_qp_max,
274 defaults->rc.i_qp_step,
275 defaults->rc.f_rate_tolerance,
276 defaults->rc.i_vbv_max_bitrate,
277 defaults->rc.i_vbv_buffer_size,
278 defaults->rc.f_vbv_buffer_init,
279 defaults->rc.f_ip_factor,
280 defaults->rc.f_pb_factor,
281 defaults->analyse.i_chroma_qp_offset,
282 defaults->rc.psz_stat_out,
283 defaults->rc.psz_rc_eq,
284 defaults->rc.f_qcompress,
285 defaults->rc.f_complexity_blur,
286 defaults->rc.f_qblur,
287 defaults->analyse.i_me_method==X264_ME_DIA ? "dia"
288 : defaults->analyse.i_me_method==X264_ME_HEX ? "hex"
289 : defaults->analyse.i_me_method==X264_ME_UMH ? "umh"
290 : defaults->analyse.i_me_method==X264_ME_ESA ? "esa" : NULL,
291 defaults->analyse.i_me_range,
292 defaults->analyse.i_subpel_refine
296 /*****************************************************************************
298 *****************************************************************************/
299 static int Parse( int argc, char **argv,
300 x264_param_t *param, cli_opt_t *opt )
302 char *psz_filename = NULL;
303 x264_param_t defaults = *param;
307 memset( opt, 0, sizeof(cli_opt_t) );
309 /* Default input file driver */
310 p_open_infile = open_file_yuv;
311 p_get_frame_total = get_frame_total_yuv;
312 p_read_frame = read_frame_yuv;
313 p_close_infile = close_file_yuv;
315 /* Default output file driver */
316 p_open_outfile = open_file_bsf;
317 p_set_outfile_param = set_param_bsf;
318 p_write_nalu = write_nalu_bsf;
319 p_set_eop = set_eop_bsf;
320 p_close_outfile = close_file_bsf;
322 /* Parse command line options */
323 opterr = 0; // no error message
326 int long_options_index;
327 #define OPT_QPMIN 256
328 #define OPT_QPMAX 257
329 #define OPT_QPSTEP 258
330 #define OPT_IPRATIO 260
331 #define OPT_PBRATIO 261
332 #define OPT_RATETOL 262
333 #define OPT_RCSTATS 264
335 #define OPT_QCOMP 266
336 #define OPT_NOPSNR 267
337 #define OPT_QUIET 268
338 #define OPT_SCENECUT 270
339 #define OPT_QBLUR 271
340 #define OPT_CPLXBLUR 272
341 #define OPT_FRAMES 273
343 #define OPT_DIRECT 275
344 #define OPT_LEVEL 276
345 #define OPT_NOBADAPT 277
346 #define OPT_BBIAS 278
347 #define OPT_BPYRAMID 279
348 #define OPT_CHROMA_QP 280
349 #define OPT_NO_CHROMA_ME 281
350 #define OPT_NO_CABAC 282
352 #define OPT_PROGRESS 284
354 #define OPT_MERANGE 286
355 #define OPT_VBVMAXRATE 287
356 #define OPT_VBVBUFSIZE 288
357 #define OPT_VBVINIT 289
358 #define OPT_VISUALIZE 290
360 #define OPT_ZONES 292
361 #define OPT_THREADS 293
363 static struct option long_options[] =
365 { "help", no_argument, NULL, 'h' },
366 { "bitrate", required_argument, NULL, 'B' },
367 { "bframes", required_argument, NULL, 'b' },
368 { "no-b-adapt", no_argument, NULL, OPT_NOBADAPT },
369 { "b-bias", required_argument, NULL, OPT_BBIAS },
370 { "b-pyramid", no_argument, NULL, OPT_BPYRAMID },
371 { "min-keyint",required_argument,NULL,'i' },
372 { "keyint", required_argument, NULL, 'I' },
373 { "scenecut",required_argument, NULL, OPT_SCENECUT },
374 { "nf", no_argument, NULL, 'n' },
375 { "filter", required_argument, NULL, 'f' },
376 { "no-cabac",no_argument, NULL, OPT_NO_CABAC },
377 { "qp", required_argument, NULL, 'q' },
378 { "qpmin", required_argument, NULL, OPT_QPMIN },
379 { "qpmax", required_argument, NULL, OPT_QPMAX },
380 { "qpstep", required_argument, NULL, OPT_QPSTEP },
381 { "ref", required_argument, NULL, 'r' },
382 { "no-asm", no_argument, NULL, 'C' },
383 { "sar", required_argument, NULL, 's' },
384 { "fps", required_argument, NULL, OPT_FPS },
385 { "frames", required_argument, NULL, OPT_FRAMES },
386 { "seek", required_argument, NULL, OPT_SEEK },
387 { "output", required_argument, NULL, 'o' },
388 { "analyse", required_argument, NULL, 'A' },
389 { "direct", required_argument, NULL, OPT_DIRECT },
390 { "weightb", no_argument, NULL, 'w' },
391 { "me", required_argument, NULL, OPT_ME },
392 { "merange", required_argument, NULL, OPT_MERANGE },
393 { "subme", required_argument, NULL, 'm' },
394 { "no-chroma-me", no_argument, NULL, OPT_NO_CHROMA_ME },
395 { "8x8dct", no_argument, NULL, '8' },
396 { "level", required_argument, NULL, OPT_LEVEL },
397 { "ratetol", required_argument, NULL, OPT_RATETOL },
398 { "vbv-maxrate", required_argument, NULL, OPT_VBVMAXRATE },
399 { "vbv-bufsize", required_argument, NULL, OPT_VBVBUFSIZE },
400 { "vbv-init", required_argument,NULL, OPT_VBVINIT },
401 { "ipratio", required_argument, NULL, OPT_IPRATIO },
402 { "pbratio", required_argument, NULL, OPT_PBRATIO },
403 { "chroma-qp-offset", required_argument, NULL, OPT_CHROMA_QP },
404 { "pass", required_argument, NULL, 'p' },
405 { "stats", required_argument, NULL, OPT_RCSTATS },
406 { "rceq", required_argument, NULL, OPT_RCEQ },
407 { "qcomp", required_argument, NULL, OPT_QCOMP },
408 { "qblur", required_argument, NULL, OPT_QBLUR },
409 { "cplxblur",required_argument, NULL, OPT_CPLXBLUR },
410 { "zones", required_argument, NULL, OPT_ZONES },
411 { "threads", required_argument, NULL, OPT_THREADS },
412 { "no-psnr", no_argument, NULL, OPT_NOPSNR },
413 { "quiet", no_argument, NULL, OPT_QUIET },
414 { "verbose", no_argument, NULL, 'v' },
415 { "progress",no_argument, NULL, OPT_PROGRESS },
416 { "visualize",no_argument, NULL, OPT_VISUALIZE },
417 { "aud", no_argument, NULL, OPT_AUD },
423 c = getopt_long( argc, argv, "hi:I:b:r:cxB:q:f:o:A:m:p:vw8",
424 long_options, &long_options_index);
440 param->rc.i_bitrate = atol( optarg );
444 param->i_bframe = atol( optarg );
447 param->b_bframe_adaptive = 0;
450 param->i_bframe_bias = atol( optarg );
453 param->b_bframe_pyramid = 1;
456 param->i_keyint_min = atol( optarg );
459 param->i_keyint_max = atol( optarg );
462 param->i_scenecut_threshold = atol( optarg );
465 param->b_deblocking_filter = 0;
469 char *p = strchr( optarg, ':' );
470 param->i_deblocking_filter_alphac0 = atoi( optarg );
471 param->i_deblocking_filter_beta = p ? atoi( p+1 ) : param->i_deblocking_filter_alphac0;
475 param->rc.i_qp_constant = atoi( optarg );
478 param->rc.i_qp_min = atoi( optarg );
481 param->rc.i_qp_max = atoi( optarg );
484 param->rc.i_qp_step = atoi( optarg );
487 param->i_frame_reference = atoi( optarg );
493 opt->b_decompress = 1;
499 opt->i_maxframes = atoi( optarg );
502 opt->i_seek = atoi( optarg );
505 if( !strncasecmp(optarg + strlen(optarg) - 4, ".mp4", 4) )
508 p_open_outfile = open_file_mp4;
509 p_write_nalu = write_nalu_mp4;
510 p_set_outfile_param = set_param_mp4;
511 p_set_eop = set_eop_mp4;
512 p_close_outfile = close_file_mp4;
514 fprintf( stderr, "not compiled with MP4 output support\n" );
518 if( !strcmp(optarg, "-") )
520 else if( p_open_outfile( optarg, &opt->hout ) )
522 fprintf( stderr, "cannot open output file `%s'\n", optarg );
528 char *p = strchr( optarg, ':' );
531 param->vui.i_sar_width = atoi( optarg );
532 param->vui.i_sar_height = atoi( p + 1 );
539 if( sscanf( optarg, "%d/%d", ¶m->i_fps_num, ¶m->i_fps_den ) == 2 )
541 else if( sscanf( optarg, "%f", &fps ) )
543 param->i_fps_num = (int)(fps * 1000 + .5);
544 param->i_fps_den = 1000;
548 fprintf( stderr, "bad fps `%s'\n", optarg );
554 param->analyse.inter = 0;
555 if( strstr( optarg, "none" ) ) param->analyse.inter = 0;
556 if( strstr( optarg, "all" ) ) param->analyse.inter = ~0;
558 if( strstr( optarg, "i4x4" ) ) param->analyse.inter |= X264_ANALYSE_I4x4;
559 if( strstr( optarg, "i8x8" ) ) param->analyse.inter |= X264_ANALYSE_I8x8;
560 if( strstr( optarg, "p8x8" ) ) param->analyse.inter |= X264_ANALYSE_PSUB16x16;
561 if( strstr( optarg, "p4x4" ) ) param->analyse.inter |= X264_ANALYSE_PSUB8x8;
562 if( strstr( optarg, "b8x8" ) ) param->analyse.inter |= X264_ANALYSE_BSUB16x16;
565 if( strstr( optarg, "temporal" ) )
566 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_TEMPORAL;
567 else if( strstr( optarg, "spatial" ) )
568 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_SPATIAL;
569 else if( strstr( optarg, "none" ) )
570 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_NONE;
572 param->analyse.i_direct_mv_pred = atoi( optarg );
575 param->analyse.b_weighted_bipred = 1;
578 param->analyse.i_me_method =
579 strstr( optarg, "dia" ) ? X264_ME_DIA :
580 strstr( optarg, "hex" ) ? X264_ME_HEX :
581 strstr( optarg, "umh" ) ? X264_ME_UMH :
582 strstr( optarg, "esa" ) ? X264_ME_ESA : -1;
583 if( param->analyse.i_me_method == -1 )
585 fprintf( stderr, "bad ME method `%s'\n", optarg );
590 param->analyse.i_me_range = atoi(optarg);
593 param->analyse.i_subpel_refine = atoi(optarg);
595 case OPT_NO_CHROMA_ME:
596 param->analyse.b_chroma_me = 0;
599 param->analyse.b_transform_8x8 = 1;
602 param->i_level_idc = atoi(optarg);
605 param->rc.f_rate_tolerance = atof(optarg);
608 param->rc.i_vbv_max_bitrate = atoi( optarg );
611 param->rc.i_vbv_buffer_size = atoi( optarg );
614 param->rc.f_vbv_buffer_init = atof(optarg);
617 param->rc.f_ip_factor = atof(optarg);
620 param->rc.f_pb_factor = atof(optarg);
623 param->analyse.i_chroma_qp_offset = atoi(optarg);
627 int i_pass = atoi(optarg);
629 param->rc.b_stat_write = 1;
630 else if( i_pass == 2 )
631 param->rc.b_stat_read = 1;
632 else if( i_pass > 2 )
633 param->rc.b_stat_read =
634 param->rc.b_stat_write = 1;
638 param->rc.psz_stat_in = optarg;
639 param->rc.psz_stat_out = optarg;
642 param->rc.psz_rc_eq = optarg;
645 param->rc.f_qcompress = atof(optarg);
648 param->rc.f_qblur = atof(optarg);
651 param->rc.f_complexity_blur = atof(optarg);
654 param->rc.psz_zones = optarg;
657 param->i_threads = atoi(optarg);
660 param->analyse.b_psnr = 0;
663 param->i_log_level = X264_LOG_NONE;
666 param->i_log_level = X264_LOG_DEBUG;
676 param->b_visualize = 1;
677 b_exit_on_ctrl_c = 1;
679 fprintf( stderr, "not compiled with visualization support\n" );
683 fprintf( stderr, "unknown option (%c)\n", optopt );
688 /* Get the file name */
689 if( optind > argc - 1 || !opt->hout )
694 psz_filename = argv[optind++];
696 if( !opt->b_decompress )
698 if( optind > argc - 1 )
700 /* try to parse the file name */
701 for( psz = psz_filename; *psz; psz++ )
703 if( *psz >= '0' && *psz <= '9'
704 && sscanf( psz, "%ux%u", ¶m->i_width, ¶m->i_height ) == 2 )
706 if( param->i_log_level > X264_LOG_NONE )
707 fprintf( stderr, "x264: file name gives %dx%d\n", param->i_width, param->i_height );
714 sscanf( argv[optind++], "%ux%u", ¶m->i_width, ¶m->i_height );
717 /* check avis input */
718 psz = psz_filename + strlen(psz_filename) - 1;
719 while( psz > psz_filename && *psz != '.' )
722 if( !strncasecmp( psz, ".avi", 4 ) || !strncasecmp( psz, ".avs", 4 ) )
725 if( !b_avis && ( !param->i_width || !param->i_height ) )
733 if( !strcmp( psz_filename, "-" ) )
743 p_open_infile = open_file_avis;
744 p_get_frame_total = get_frame_total_avis;
745 p_read_frame = read_frame_avis;
746 p_close_infile = close_file_avis;
748 fprintf( stderr, "not compiled with AVIS input support\n" );
752 if( p_open_infile( psz_filename, &opt->hin, param ) )
754 fprintf( stderr, "could not open input file '%s'\n", psz_filename );
762 /*****************************************************************************
764 *****************************************************************************/
766 static int Decode( x264_param_t *param, FILE *fh26l, hnd_t hout )
768 fprintf( stderr, "decompressor not working (help is welcome)\n" );
775 if( ( h = x264_decoder_open( ¶m ) ) == NULL )
777 fprintf( stderr, "x264_decoder_open failed\n" );
781 i_start = x264_mdate();
785 nal.p_payload = malloc( DATA_MAX );
789 uint8_t *p, *p_next, *end;
792 if( i_data < DATA_MAX && !b_eof )
794 int i_read = fread( &data[i_data], 1, DATA_MAX - i_data, fh26l );
812 /* extract one nal */
816 if( p[0] == 0x00 && p[1] == 0x00 && p[2] == 0x01 )
825 fprintf( stderr, "garbage (i_data = %d)\n", i_data );
831 while( p_next < end - 3 )
833 if( p_next[0] == 0x00 && p_next[1] == 0x00 && p_next[2] == 0x01 )
840 if( p_next == end - 3 && i_data < DATA_MAX )
845 /* decode this nal */
846 i_size = p_next - p - 3;
853 fprintf( stderr, "nal too large (FIXME) ?\n" );
858 x264_nal_decode( &nal, p +3, i_size );
860 /* decode the content of the nal */
861 x264_decoder_decode( h, &pic, &nal );
869 for( i = 0; i < pic->i_plane;i++ )
874 i_div = i==0 ? 1 : 2;
875 for( i_line = 0; i_line < pic->i_height/i_div; i_line++ )
877 fwrite( pic->plane[i]+i_line*pic->i_stride[i], 1, pic->i_width/i_div, hout );
882 memmove( &data[0], p_next, end - p_next );
883 i_data -= p_next - &data[0];
886 i_end = x264_mdate();
887 free( nal.p_payload );
888 fprintf( stderr, "\n" );
890 x264_decoder_close( h );
899 double fps = (double)i_frame * (double)1000000 /
900 (double)( i_end - i_start );
901 fprintf( stderr, "decoded %d frames %ffps\n", i_frame, fps );
906 static int Encode_frame( x264_t *h, hnd_t hout, x264_picture_t *pic )
908 x264_picture_t pic_out;
913 /* Do not force any parameters */
916 pic->i_type = X264_TYPE_AUTO;
919 if( x264_encoder_encode( h, &nal, &i_nal, pic, &pic_out ) < 0 )
921 fprintf( stderr, "x264_encoder_encode failed\n" );
924 for( i = 0; i < i_nal; i++ )
930 if( ( i_size = x264_nal_encode( data, &i_data, 1, &nal[i] ) ) > 0 )
932 i_file += p_write_nalu( hout, data, i_size );
934 else if( i_size < 0 )
936 fprintf( stderr, "need to increase buffer size (size=%d)\n", -i_size );
940 p_set_eop( hout, &pic_out );
945 /*****************************************************************************
947 *****************************************************************************/
948 static int Encode( x264_param_t *param, cli_opt_t *opt )
953 int i_frame, i_frame_total;
954 int64_t i_start, i_end;
959 i_frame_total = p_get_frame_total( opt->hin, param->i_width, param->i_height );
961 if( ( h = x264_encoder_open( param ) ) == NULL )
963 fprintf( stderr, "x264_encoder_open failed\n" );
964 p_close_infile( opt->hin );
965 p_close_outfile( opt->hout );
969 if( p_set_outfile_param( opt->hout, param ) )
971 fprintf( stderr, "can't set outfile param\n" );
972 p_close_infile( opt->hin );
973 p_close_outfile( opt->hout );
977 /* Create a new pic */
978 x264_picture_alloc( &pic, X264_CSP_I420, param->i_width, param->i_height );
980 i_start = x264_mdate();
982 i_frame_total -= opt->i_seek;
983 if( opt->i_maxframes > 0 && opt->i_maxframes < i_frame_total )
984 i_frame_total = opt->i_maxframes;
985 for( i_frame = 0, i_file = 0, i_progress = 0;
986 b_ctrl_c == 0 && (i_frame < i_frame_total || i_frame_total == 0); )
988 if( p_read_frame( &pic, opt->hin, i_frame + opt->i_seek, param->i_width, param->i_height ) )
991 pic.i_pts = i_frame * param->i_fps_den;
993 i_file += Encode_frame( h, opt->hout, &pic );
997 /* update status line (up to 1000 times per input file) */
998 if( opt->b_progress && param->i_log_level < X264_LOG_DEBUG &&
999 i_frame * 1000 / i_frame_total > i_progress )
1001 int64_t i_elapsed = x264_mdate() - i_start;
1002 double fps = i_elapsed > 0 ? i_frame * 1000000. / i_elapsed : 0;
1003 i_progress = i_frame * 1000 / i_frame_total;
1004 fprintf( stderr, "encoded frames: %d/%d (%.1f%%), %.2f fps \r", i_frame,
1005 i_frame_total, (float)i_progress / 10, fps );
1006 fflush( stderr ); // needed in windows
1009 /* Flush delayed B-frames */
1012 i_frame_size = Encode_frame( h, opt->hout, NULL );
1013 } while( i_frame_size );
1015 i_end = x264_mdate();
1016 x264_picture_clean( &pic );
1017 x264_encoder_close( h );
1018 fprintf( stderr, "\n" );
1021 fprintf( stderr, "aborted at input frame %d\n", opt->i_seek + i_frame );
1023 p_close_infile( opt->hin );
1024 p_close_outfile( opt->hout );
1028 double fps = (double)i_frame * (double)1000000 /
1029 (double)( i_end - i_start );
1031 fprintf( stderr, "encoded %d frames, %.2f fps, %.2f kb/s\n", i_frame, fps,
1032 (double) i_file * 8 * param->i_fps_num / ( param->i_fps_den * i_frame * 1000 ) );
1038 /* raw 420 yuv file operation */
1039 static int open_file_yuv( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param )
1041 if ((*p_handle = fopen(psz_filename, "rb")) == NULL)
1046 static int get_frame_total_yuv( hnd_t handle, int i_width, int i_height )
1048 FILE *f = (FILE *)handle;
1049 int i_frame_total = 0;
1051 if( !fseek( f, 0, SEEK_END ) )
1053 int64_t i_size = ftell( f );
1054 fseek( f, 0, SEEK_SET );
1055 i_frame_total = (int)(i_size / ( i_width * i_height * 3 / 2 ));
1058 return i_frame_total;
1061 static int read_frame_yuv( x264_picture_t *p_pic, hnd_t handle, int i_frame, int i_width, int i_height )
1063 static int prev_frame = -1;
1064 FILE *f = (FILE *)handle;
1066 if( i_frame != prev_frame+1 )
1067 if( fseek( f, i_frame * i_width * i_height * 3 / 2, SEEK_SET ) )
1070 if( fread( p_pic->img.plane[0], 1, i_width * i_height, f ) <= 0
1071 || fread( p_pic->img.plane[1], 1, i_width * i_height / 4, f ) <= 0
1072 || fread( p_pic->img.plane[2], 1, i_width * i_height / 4, f ) <= 0 )
1075 prev_frame = i_frame;
1080 static int close_file_yuv(hnd_t handle)
1084 return fclose((FILE *)handle);
1088 /* avs/avi input file support under cygwin */
1092 static int gcd(int a, int b)
1106 static int open_file_avis( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param )
1109 PAVISTREAM p_avi = NULL;
1115 if( AVIStreamOpenFromFile( &p_avi, psz_filename, streamtypeVIDEO, 0, OF_READ, NULL ) )
1121 if( AVIStreamInfo(p_avi, &info, sizeof(AVISTREAMINFO)) )
1123 AVIStreamRelease(p_avi);
1128 // check input format
1129 if (info.fccHandler != MAKEFOURCC('Y', 'V', '1', '2'))
1131 fprintf( stderr, "avis [error]: unsupported input format (%c%c%c%c)\n",
1132 (char)(info.fccHandler & 0xff), (char)((info.fccHandler >> 8) & 0xff),
1133 (char)((info.fccHandler >> 16) & 0xff), (char)((info.fccHandler >> 24)) );
1135 AVIStreamRelease(p_avi);
1141 p_param->i_width = info.rcFrame.right - info.rcFrame.left;
1142 p_param->i_height = info.rcFrame.bottom - info.rcFrame.top;
1143 i = gcd(info.dwRate, info.dwScale);
1144 p_param->i_fps_den = info.dwScale / i;
1145 p_param->i_fps_num = info.dwRate / i;
1147 fprintf( stderr, "avis [info]: %dx%d @ %.2f fps (%d frames)\n",
1148 p_param->i_width, p_param->i_height,
1149 (double)p_param->i_fps_num / (double)p_param->i_fps_den,
1150 (int)info.dwLength );
1152 *p_handle = (hnd_t)p_avi;
1157 static int get_frame_total_avis( hnd_t handle, int i_width, int i_height )
1159 PAVISTREAM p_avi = (PAVISTREAM)handle;
1162 if( AVIStreamInfo(p_avi, &info, sizeof(AVISTREAMINFO)) )
1165 return info.dwLength;
1168 static int read_frame_avis( x264_picture_t *p_pic, hnd_t handle, int i_frame, int i_width, int i_height )
1170 PAVISTREAM p_avi = (PAVISTREAM)handle;
1172 p_pic->img.i_csp = X264_CSP_YV12;
1174 if( AVIStreamRead(p_avi, i_frame, 1, p_pic->img.plane[0], i_width * i_height * 3 / 2, NULL, NULL ) )
1180 static int close_file_avis( hnd_t handle )
1182 PAVISTREAM p_avi = (PAVISTREAM)handle;
1184 AVIStreamRelease(p_avi);
1193 static int open_file_bsf( char *psz_filename, hnd_t *p_handle )
1195 if ((*p_handle = fopen(psz_filename, "w+b")) == NULL)
1201 static int set_param_bsf( hnd_t handle, x264_param_t *p_param )
1206 static int write_nalu_bsf( hnd_t handle, uint8_t *p_nalu, int i_size )
1208 if (fwrite(p_nalu, i_size, 1, (FILE *)handle) > 0)
1213 static int set_eop_bsf( hnd_t handle, x264_picture_t *p_picture )
1218 static int close_file_bsf( hnd_t handle )
1220 if ((handle == NULL) || (handle == stdout))
1223 return fclose((FILE *)handle);
1226 /* -- mp4 muxing support ------------------------------------------------- */
1232 AVCConfig *p_config;
1245 static void recompute_bitrate_mp4(M4File *p_file, int i_track)
1247 u32 i, count, di, timescale, time_wnd, rate;
1252 esd = M4_GetStreamDescriptor(p_file, i_track, 1);
1255 esd->decoderConfig->avgBitrate = 0;
1256 esd->decoderConfig->maxBitrate = 0;
1257 rate = time_wnd = 0;
1259 timescale = M4_GetMediaTimeScale(p_file, i_track);
1260 count = M4_GetSampleCount(p_file, i_track);
1261 for (i=0; i<count; i++) {
1262 M4Sample *samp = M4_GetSampleInfo(p_file, i_track, i+1, &di, &offset);
1264 if (samp->dataLength>esd->decoderConfig->bufferSizeDB) esd->decoderConfig->bufferSizeDB = samp->dataLength;
1266 if (esd->decoderConfig->bufferSizeDB < samp->dataLength) esd->decoderConfig->bufferSizeDB = samp->dataLength;
1267 esd->decoderConfig->avgBitrate += samp->dataLength;
1268 rate += samp->dataLength;
1269 if (samp->DTS > time_wnd + timescale) {
1270 if (rate > esd->decoderConfig->maxBitrate) esd->decoderConfig->maxBitrate = rate;
1271 time_wnd = samp->DTS;
1275 M4_DeleteSample(&samp);
1278 br = (Double) (s64) M4_GetMediaDuration(p_file, i_track);
1280 esd->decoderConfig->avgBitrate = (u32) (esd->decoderConfig->avgBitrate / br);
1282 esd->decoderConfig->avgBitrate *= 8;
1283 esd->decoderConfig->maxBitrate *= 8;
1285 M4_ChangeStreamDescriptor(p_file, i_track, 1, esd);
1286 OD_DeleteDescriptor((Descriptor **)&esd);
1290 static int close_file_mp4( hnd_t handle )
1292 mp4_t *p_mp4 = (mp4_t *)handle;
1297 if (p_mp4->p_config)
1298 AVC_DeleteConfig(p_mp4->p_config);
1300 if (p_mp4->p_sample)
1302 if (p_mp4->p_sample->data)
1303 free(p_mp4->p_sample->data);
1305 M4_DeleteSample(&p_mp4->p_sample);
1310 recompute_bitrate_mp4(p_mp4->p_file, p_mp4->i_track);
1311 M4_SetMoviePLIndication(p_mp4->p_file, M4_PL_VISUAL, 0x15);
1312 M4_SetStorageMode(p_mp4->p_file, M4_FLAT);
1313 M4_MovieClose(p_mp4->p_file);
1321 static int open_file_mp4( char *psz_filename, hnd_t *p_handle )
1327 if ((p_mp4 = (mp4_t *)malloc(sizeof(mp4_t))) == NULL)
1330 memset(p_mp4, 0, sizeof(mp4_t));
1331 p_mp4->p_file = M4_MovieOpen(psz_filename, M4_OPEN_WRITE);
1333 if ((p_mp4->p_sample = M4_NewSample()) == NULL)
1335 close_file_mp4( p_mp4 );
1339 M4_SetMovieVersionInfo(p_mp4->p_file, H264_AVC_File, 0);
1347 static int set_param_mp4( hnd_t handle, x264_param_t *p_param )
1349 mp4_t *p_mp4 = (mp4_t *)handle;
1351 p_mp4->i_track = M4_NewTrack(p_mp4->p_file, 0, M4_VisualMediaType,
1352 p_param->i_fps_num);
1354 p_mp4->p_config = AVC_NewConfig();
1355 M4_AVC_NewStreamConfig(p_mp4->p_file, p_mp4->i_track, p_mp4->p_config,
1356 NULL, NULL, &p_mp4->i_descidx);
1358 M4_SetVisualEntrySize(p_mp4->p_file, p_mp4->i_track, p_mp4->i_descidx,
1359 p_param->i_width, p_param->i_height);
1361 p_mp4->p_sample->data = (char *)malloc(p_param->i_width * p_param->i_height * 3 / 2);
1362 if (p_mp4->p_sample->data == NULL)
1365 p_mp4->i_time_res = p_param->i_fps_num;
1366 p_mp4->i_time_inc = p_param->i_fps_den;
1367 p_mp4->i_init_delay = p_param->i_bframe ? (p_param->b_bframe_pyramid ? 2 : 1) : 0;
1368 p_mp4->i_init_delay *= p_mp4->i_time_inc;
1369 fprintf(stderr, "mp4 [info]: initial delay %d (scale %d)\n",
1370 p_mp4->i_init_delay, p_mp4->i_time_res);
1376 static int write_nalu_mp4( hnd_t handle, uint8_t *p_nalu, int i_size )
1378 mp4_t *p_mp4 = (mp4_t *)handle;
1379 AVCConfigSlot *p_slot;
1380 uint8_t type = p_nalu[4] & 0x1f;
1389 p_mp4->p_config->configurationVersion = 1;
1390 p_mp4->p_config->AVCProfileIndication = p_nalu[5];
1391 p_mp4->p_config->profile_compatibility = p_nalu[6];
1392 p_mp4->p_config->AVCLevelIndication = p_nalu[7];
1393 p_slot = (AVCConfigSlot *)malloc(sizeof(AVCConfigSlot));
1394 p_slot->size = i_size - 4;
1395 p_slot->data = (char *)malloc(p_slot->size);
1396 memcpy(p_slot->data, p_nalu + 4, i_size - 4);
1397 ChainAddEntry(p_mp4->p_config->sequenceParameterSets, p_slot);
1407 p_slot = (AVCConfigSlot *)malloc(sizeof(AVCConfigSlot));
1408 p_slot->size = i_size - 4;
1409 p_slot->data = (char *)malloc(p_slot->size);
1410 memcpy(p_slot->data, p_nalu + 4, i_size - 4);
1411 ChainAddEntry(p_mp4->p_config->pictureParameterSets, p_slot);
1415 M4_AVC_UpdateStreamConfig(p_mp4->p_file, p_mp4->i_track, 1, p_mp4->p_config);
1423 psize = i_size - 4 ;
1424 memcpy(p_mp4->p_sample->data + p_mp4->p_sample->dataLength, p_nalu, i_size);
1425 p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 0] = (psize >> 24) & 0xff;
1426 p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 1] = (psize >> 16) & 0xff;
1427 p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 2] = (psize >> 8) & 0xff;
1428 p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 3] = (psize >> 0) & 0xff;
1429 p_mp4->p_sample->dataLength += i_size;
1436 static int set_eop_mp4( hnd_t handle, x264_picture_t *p_picture )
1438 mp4_t *p_mp4 = (mp4_t *)handle;
1439 uint32_t dts = p_mp4->i_numframe * p_mp4->i_time_inc;
1440 uint32_t pts = p_picture->i_pts;
1441 int offset = p_mp4->i_init_delay + pts - dts;
1443 p_mp4->p_sample->IsRAP = p_picture->i_type == X264_TYPE_IDR ? 1 : 0;
1444 p_mp4->p_sample->DTS = dts;
1445 p_mp4->p_sample->CTS_Offset = offset;
1446 M4_AddSample(p_mp4->p_file, p_mp4->i_track, p_mp4->i_descidx, p_mp4->p_sample);
1448 p_mp4->p_sample->dataLength = 0;
1449 p_mp4->i_numframe++;