1 /*****************************************************************************
2 * x264.c: h264 video encoder
3 *****************************************************************************
4 * Copyright (C) 2004-2006 the VideoLAN team
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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
30 #include <vlc/decoder.h>
34 #define SOUT_CFG_PREFIX "sout-x264-"
36 /*****************************************************************************
38 *****************************************************************************/
39 static int Open ( vlc_object_t * );
40 static void Close( vlc_object_t * );
42 /* Frame-type options */
44 #define KEYINT_TEXT N_("Maximum GOP size")
45 #define KEYINT_LONGTEXT N_( "Sets maximum interval between IDR-frames." \
46 "Larger values save bits, thus improving quality for a given bitrate at " \
47 "the cost of seeking precision." )
49 #define MIN_KEYINT_TEXT N_("Minimum GOP size")
50 #define MIN_KEYINT_LONGTEXT N_( "Sets minimum interval between IDR-frames. " \
51 "In H.264, I-frames do not necessarily bound a closed GOP because it is " \
52 "allowable for a P-frame to be predicted from more frames than just the " \
53 "one frame before it (also see reference frame option). Therefore, " \
54 "I-frames are not necessarily seekable. IDR-frames restrict subsequent " \
55 "P-frames from referring to any frame prior to the IDR-frame. \n" \
56 "If scenecuts appear within this interval, they are still encoded as " \
57 "I-frames, but do not start a new GOP." )
59 #define SCENE_TEXT N_("Extra I-frames aggressivity" )
60 #define SCENE_LONGTEXT N_( "Scene-cut detection. Controls how " \
61 "aggressively to insert extra I-frames. With small values of " \
62 "scenecut, the codec often has " \
63 "to force an I-frame when it would exceed keyint. " \
64 "Good values of scenecut may find a better location for the " \
65 "I-frame. Large values use more I-frames " \
66 "than necessary, thus wasting bits. -1 disables scene-cut detection, so " \
67 "I-frames are inserted only every other keyint frames, which probably " \
68 "leads to ugly encoding artifacts. Range 1 to 100." )
70 #define BFRAMES_TEXT N_("B-frames between I and P")
71 #define BFRAMES_LONGTEXT N_( "Number of consecutive B-frames between I and " \
72 "P-frames. Range 1 to 16." )
74 #define B_ADAPT_TEXT N_("Adaptive B-frame decision")
75 #define B_ADAPT_LONGTEXT N_( "Force the specified number of " \
76 "consecutive B-frames to be used, except possibly before an I-frame." )
78 #define B_BIAS_TEXT N_("B-frames usage")
79 #define B_BIAS_LONGTEXT N_( "Bias the choice to use B-frames. Positive values " \
80 "cause more B-frames, negative values cause less B-frames." )
82 #define BPYRAMID_TEXT N_("Keep some B-frames as references")
83 #define BPYRAMID_LONGTEXT N_( "Allows B-frames to be used as references for " \
84 "predicting other frames. Keeps the middle of 2+ consecutive B-frames " \
85 "as a reference, and reorders frame appropriately." )
87 #define CABAC_TEXT N_("CABAC")
88 #define CABAC_LONGTEXT N_( "CABAC (Context-Adaptive Binary Arithmetic "\
89 "Coding). Slightly slows down encoding and decoding, but should save " \
90 "10 to 15% bitrate." )
92 #define REF_TEXT N_("Number of reference frames")
93 #define REF_LONGTEXT N_( "Number of previous frames used as predictors. " \
94 "This is effective in Anime, but seems to make little difference in " \
95 "live-action source material. Some decoders are unable to deal with " \
96 "large frameref values. Range 1 to 16." )
98 #define NF_TEXT N_("Skip loop filter")
99 #define NF_LONGTEXT N_( "Deactivate the deblocking loop filter (decreases quality).")
101 #define FILTER_TEXT N_("Loop filter AlphaC0 and Beta parameters alpha:beta")
102 #define FILTER_LONGTEXT N_( "Loop filter AlphaC0 and Beta parameters. " \
103 "Range -6 to 6 for both alpha and beta parameters. -6 means light " \
104 "filter, 6 means strong.")
106 /* In order to play an interlaced output stream encoded by x264, a decoder needs
107 mbaff support. r570 is using the 'mb' part and not 'aff' yet; so it's really
108 'pure-interlaced' mode */
109 #if X264_BUILD >= 51 /* r570 */
110 #define INTERLACED_TEXT N_("Interlaced mode")
111 #define INTERLACED_LONGTEXT N_( "Pure-interlaced mode.")
116 #define QP_TEXT N_("Set QP")
117 #define QP_LONGTEXT N_( "This selects the quantizer to use. " \
118 "Lower values result in better fidelity, but higher bitrates. 26 is a " \
119 "good default value. Range 0 (lossless) to 51." )
121 #define CRF_TEXT N_("Quality-based VBR")
122 #define CRF_LONGTEXT N_( "1-pass Quality-based VBR. Range 0 to 51." )
124 #define QPMIN_TEXT N_("Min QP")
125 #define QPMIN_LONGTEXT N_( "Minimum quantizer parameter. 15 to 35 seems to " \
126 "be a useful range." )
128 #define QPMAX_TEXT N_("Max QP")
129 #define QPMAX_LONGTEXT N_( "Maximum quantizer parameter." )
131 #define QPSTEP_TEXT N_("Max QP step")
132 #define QPSTEP_LONGTEXT N_( "Max QP step between frames.")
134 #define RATETOL_TEXT N_("Average bitrate tolerance")
135 #define RATETOL_LONGTEXT N_( "Allowed variance in average " \
136 "bitrate (in kbits/s).")
138 #define VBV_MAXRATE_TEXT N_("Max local bitrate")
139 #define VBV_MAXRATE_LONGTEXT N_( "Sets a maximum local bitrate (in kbits/s).")
141 #define VBV_BUFSIZE_TEXT N_("VBV buffer")
142 #define VBV_BUFSIZE_LONGTEXT N_( "Averaging period for the maximum " \
143 "local bitrate (in kbits).")
145 #define VBV_INIT_TEXT N_("Initial VBV buffer occupancy")
146 #define VBV_INIT_LONGTEXT N_( "Sets the initial buffer occupancy as a " \
147 "fraction of the buffer size. Range 0.0 to 1.0.")
149 /* IP Ratio < 1 is technically valid but should never improve quality */
150 #define IPRATIO_TEXT N_("QP factor between I and P")
151 #define IPRATIO_LONGTEXT N_( "QP factor between I and P. Range 1.0 to 2.0.")
153 /* PB ratio < 1 is not valid and breaks ratecontrol */
154 #define PBRATIO_TEXT N_("QP factor between P and B")
155 #define PBRATIO_LONGTEXT N_( "QP factor between P and B. Range 1.0 to 2.0.")
157 #define CHROMA_QP_OFFSET_TEXT N_("QP difference between chroma and luma")
158 #define CHROMA_QP_OFFSET_LONGTEXT N_( "QP difference between chroma and luma.")
160 #define QCOMP_TEXT N_("QP curve compression")
161 #define QCOMP_LONGTEXT N_( "QP curve compression. Range 0.0 (CBR) to 1.0 (QCP).")
163 #define CPLXBLUR_TEXT N_("Reduce fluctuations in QP")
164 #define CPLXBLUR_LONGTEXT N_( "This reduces the fluctuations in QP " \
165 "before curve compression. Temporally blurs complexity.")
167 #define QBLUR_TEXT N_("Reduce fluctuations in QP")
168 #define QBLUR_LONGTEXT N_( "This reduces the fluctations in QP " \
169 "after curve compression. Temporally blurs quants.")
173 #define ANALYSE_TEXT N_("Partitions to consider")
174 #define ANALYSE_LONGTEXT N_( "Partitions to consider in analyse mode: \n" \
177 " - normal: i4x4,p8x8,(i8x8)\n" \
178 " - slow : i4x4,p8x8,(i8x8),b8x8\n" \
179 " - all : i4x4,p8x8,(i8x8),b8x8,p4x4\n" \
180 "(p4x4 requires p8x8. i8x8 requires 8x8dct).")
182 #define DIRECT_PRED_TEXT N_("Direct MV prediction mode")
183 #define DIRECT_PRED_LONGTEXT N_( "Direct MV prediction mode.")
185 #if X264_BUILD >= 52 /* r573 */
186 #define DIRECT_PRED_SIZE_TEXT N_("Direct prediction size")
187 #define DIRECT_PRED_SIZE_LONGTEXT N_( "Direct prediction size: "\
190 " - -1: smallest possible according to level\n" )
193 #define WEIGHTB_TEXT N_("Weighted prediction for B-frames")
194 #define WEIGHTB_LONGTEXT N_( "Weighted prediction for B-frames.")
196 #define ME_TEXT N_("Integer pixel motion estimation method")
197 #define ME_LONGTEXT N_( "Selects the motion estimation algorithm: "\
198 " - dia: diamond search, radius 1 (fast)\n" \
199 " - hex: hexagonal search, radius 2\n" \
200 " - umh: uneven multi-hexagon search (better but slower)\n" \
201 " - esa: exhaustive search (extremely slow, primarily for testing)\n" )
203 #define MERANGE_TEXT N_("Maximum motion vector search range")
204 #define MERANGE_LONGTEXT N_( "Maximum distance to search for " \
205 "motion estimation, measured from predicted position(s). " \
206 "Default of 16 is good for most footage, high motion sequences may " \
207 "benefit from settings between 24 and 32. Range 0 to 64." )
209 #define SUBME_TEXT N_("Subpixel motion estimation and partition decision " \
211 #if X264_BUILD >= 46 /* r477 */
213 #define SUBME_LONGTEXT N_( "This parameter controls quality versus speed " \
214 "tradeoffs involved in the motion estimation decision process " \
215 "(lower = quicker and higher = better quality). Range 1 to 7." )
216 #elif X264_BUILD >= 30 /* r262 */
218 #define SUBME_LONGTEXT N_( "This parameter controls quality versus speed " \
219 "tradeoffs involved in the motion estimation decision process " \
220 "(lower = quicker and higher = better quality). Range 1 to 6." )
223 #define SUBME_LONGTEXT N_( "This parameter controls quality versus speed " \
224 "tradeoffs involved in the motion estimation decision process " \
225 "(lower = quicker and higher = better quality). Range 1 to 5." )
228 #define B_RDO_TEXT N_("RD based mode decision for B-frames")
229 #define B_RDO_LONGTEXT N_( "RD based mode decision for B-frames. This " \
230 "requires subme 6 (or higher).")
232 #define MIXED_REFS_TEXT N_("Decide references on a per partition basis")
233 #define MIXED_REFS_LONGTEXT N_( "Allows each 8x8 or 16x8 partition to " \
234 "independently select a reference frame, as opposed to only one ref " \
237 #define CHROMA_ME_TEXT N_("Ignore chroma in motion estimation")
238 #define CHROMA_ME_LONGTEXT N_( "Chroma ME for subpel and mode decision in " \
241 #define BIME_TEXT N_("Jointly optimize both MVs in B-frames")
242 #define BIME_LONGTEXT N_( "Joint bidirectional motion refinement.")
244 #define TRANSFORM_8X8DCT_TEXT N_("Adaptive spatial transform size")
245 #define TRANSFORM_8X8DCT_LONGTEXT N_( \
246 "SATD-based decision for 8x8 transform in inter-MBs.")
248 #define TRELLIS_TEXT N_("Trellis RD quantization" )
249 #define TRELLIS_LONGTEXT N_( "Trellis RD quantization: \n" \
251 " - 1: enabled only on the final encode of a MB\n" \
252 " - 2: enabled on all mode decisions\n" \
253 "This requires CABAC." )
255 #define FAST_PSKIP_TEXT N_("Early SKIP detection on P-frames")
256 #define FAST_PSKIP_LONGTEXT N_( "Early SKIP detection on P-frames.")
258 #define DCT_DECIMATE_TEXT N_("Coefficient thresholding on P-frames")
259 #define DCT_DECIMATE_LONGTEXT N_( "Coefficient thresholding on P-frames." \
260 "Eliminate dct blocks containing only a small single coefficient.")
262 /* Noise reduction 1 is too weak to measure, suggest at least 10 */
263 #define NR_TEXT N_("Noise reduction")
264 #define NR_LONGTEXT N_( "Dct-domain noise reduction. Adaptive pseudo-deadzone. " \
265 "10 to 1000 seems to be a useful range." )
267 #if X264_BUILD >= 52 /* r573 */
268 #define DEADZONE_INTER_TEXT N_("Inter luma quantization deadzone")
269 #define DEADZONE_INTER_LONGTEXT N_( "Set the size of the inter luma quantization deadzone. " \
272 #define DEADZONE_INTRA_TEXT N_("Intra luma quantization deadzone")
273 #define DEADZONE_INTRA_LONGTEXT N_( "Set the size of the intra luma quantization deadzone. " \
279 #define ASM_TEXT N_("CPU optimizations")
280 #define ASM_LONGTEXT N_( "Use assembler CPU optimizations.")
282 #define PSNR_TEXT N_("PSNR computation")
283 #define PSNR_LONGTEXT N_( "Compute and print PSNR stats. This has no effect on " \
284 "the actual encoding quality." )
286 #define SSIM_TEXT N_("SSIM computation")
287 #define SSIM_LONGTEXT N_( "Compute and print SSIM stats. This has no effect on " \
288 "the actual encoding quality." )
290 #define QUIET_TEXT N_("Quiet mode")
291 #define QUIET_LONGTEXT N_( "Quiet mode.")
293 #define VERBOSE_TEXT N_("Statistics")
294 #define VERBOSE_LONGTEXT N_( "Print stats for each frame.")
297 static char *enc_me_list[] =
298 { "", "dia", "hex", "umh", "esa" };
299 static char *enc_me_list_text[] =
300 { N_("default"), N_("dia"), N_("hex"), N_("umh"), N_("esa") };
303 static char *enc_analyse_list[] =
304 { "", "none", "fast", "normal", "slow", "all" };
305 static char *enc_analyse_list_text[] =
306 { N_("default"), N_("none"), N_("fast"), N_("normal"),
307 N_("slow"), N_("all") };
309 #if X264_BUILD >= 45 /* r457 */
310 static char *direct_pred_list[] =
311 { "", "none", "spatial", "temporal", "auto" };
312 static char *direct_pred_list_text[] =
313 { N_("default"), N_("none"), N_("spatial"), N_("temporal"), N_("auto") };
315 static char *direct_pred_list[] =
316 { "", "none", "spatial", "temporal" };
317 static char *direct_pred_list_text[] =
318 { N_("default"), N_("none"), N_("spatial"), N_("temporal") };
322 set_description( _("H.264/MPEG4 AVC encoder (using x264 library)"));
323 set_capability( "encoder", 200 );
324 set_callbacks( Open, Close );
325 set_category( CAT_INPUT );
326 set_subcategory( SUBCAT_INPUT_VCODEC );
328 /* Frame-type options */
330 add_integer( SOUT_CFG_PREFIX "keyint", 250, NULL, KEYINT_TEXT,
331 KEYINT_LONGTEXT, VLC_FALSE );
333 add_integer( SOUT_CFG_PREFIX "min-keyint", 25, NULL, MIN_KEYINT_TEXT,
334 MIN_KEYINT_LONGTEXT, VLC_FALSE );
335 add_deprecated( SOUT_CFG_PREFIX "keyint-min", VLC_FALSE ); /* Deprecated since 0.8.5 */
337 add_integer( SOUT_CFG_PREFIX "scenecut", 40, NULL, SCENE_TEXT,
338 SCENE_LONGTEXT, VLC_FALSE );
339 change_integer_range( -1, 100 );
341 add_integer( SOUT_CFG_PREFIX "bframes", 0, NULL, BFRAMES_TEXT,
342 BFRAMES_LONGTEXT, VLC_FALSE );
343 change_integer_range( 0, 16 );
345 #if X264_BUILD >= 0x0013 /* r137 */
346 add_bool( SOUT_CFG_PREFIX "b-adapt", 1, NULL, B_ADAPT_TEXT,
347 B_ADAPT_LONGTEXT, VLC_FALSE );
349 add_integer( SOUT_CFG_PREFIX "b-bias", 0, NULL, B_BIAS_TEXT,
350 B_BIAS_LONGTEXT, VLC_FALSE );
351 change_integer_range( -100, 100 );
354 add_bool( SOUT_CFG_PREFIX "bpyramid", 0, NULL, BPYRAMID_TEXT,
355 BPYRAMID_LONGTEXT, VLC_FALSE );
357 add_bool( SOUT_CFG_PREFIX "cabac", 1, NULL, CABAC_TEXT, CABAC_LONGTEXT,
360 add_integer( SOUT_CFG_PREFIX "ref", 1, NULL, REF_TEXT,
361 REF_LONGTEXT, VLC_FALSE );
362 add_deprecated( SOUT_CFG_PREFIX "frameref", VLC_FALSE ); /* Deprecated since 0.8.5 */
363 change_integer_range( 1, 16 );
365 add_bool( SOUT_CFG_PREFIX "nf", 0, NULL, NF_TEXT,
366 NF_LONGTEXT, VLC_FALSE );
367 add_deprecated( SOUT_CFG_PREFIX "loopfilter", VLC_FALSE ); /* Deprecated since 0.8.5 */
369 add_string( SOUT_CFG_PREFIX "filter", "", NULL, FILTER_TEXT,
370 FILTER_LONGTEXT, VLC_FALSE );
372 #if X264_BUILD >= 51 /* r570 */
373 add_bool( SOUT_CFG_PREFIX "interlaced", 0, NULL, INTERLACED_TEXT, INTERLACED_LONGTEXT,
379 add_integer( SOUT_CFG_PREFIX "qp", 26, NULL, QP_TEXT, QP_LONGTEXT,
381 change_integer_range( 0, 51 ); /* QP 0 -> lossless encoding */
383 #if X264_BUILD >= 37 /* r334 */
384 add_integer( SOUT_CFG_PREFIX "crf", 0, NULL, CRF_TEXT,
385 CRF_LONGTEXT, VLC_FALSE );
386 change_integer_range( 0, 51 );
389 add_integer( SOUT_CFG_PREFIX "qpmin", 10, NULL, QPMIN_TEXT,
390 QPMIN_LONGTEXT, VLC_FALSE );
391 add_deprecated( SOUT_CFG_PREFIX "qp-min", VLC_FALSE ); /* Deprecated since 0.8.5 */
392 change_integer_range( 0, 51 );
394 add_integer( SOUT_CFG_PREFIX "qpmax", 51, NULL, QPMAX_TEXT,
395 QPMAX_LONGTEXT, VLC_FALSE );
396 add_deprecated( SOUT_CFG_PREFIX "qp-max", VLC_FALSE ); /* Deprecated since 0.8.5 */
397 change_integer_range( 0, 51 );
399 add_integer( SOUT_CFG_PREFIX "qpstep", 4, NULL, QPSTEP_TEXT,
400 QPSTEP_LONGTEXT, VLC_FALSE );
401 change_integer_range( 0, 51 );
403 add_float( SOUT_CFG_PREFIX "ratetol", 1.0, NULL, RATETOL_TEXT,
404 RATETOL_LONGTEXT, VLC_FALSE );
405 add_deprecated( SOUT_CFG_PREFIX "tolerance", VLC_FALSE ); /* Deprecated since 0.8.5 */
406 change_float_range( 0, 100 );
408 add_integer( SOUT_CFG_PREFIX "vbv-maxrate", 0, NULL, VBV_MAXRATE_TEXT,
409 VBV_MAXRATE_LONGTEXT, VLC_FALSE );
411 add_integer( SOUT_CFG_PREFIX "vbv-bufsize", 0, NULL, VBV_BUFSIZE_TEXT,
412 VBV_BUFSIZE_LONGTEXT, VLC_FALSE );
414 add_float( SOUT_CFG_PREFIX "vbv-init", 0.9, NULL, VBV_INIT_TEXT,
415 VBV_INIT_LONGTEXT, VLC_FALSE );
416 change_float_range( 0, 1 );
418 add_float( SOUT_CFG_PREFIX "ipratio", 1.40, NULL, IPRATIO_TEXT,
419 IPRATIO_LONGTEXT, VLC_FALSE );
420 change_float_range( 1, 2 );
422 add_float( SOUT_CFG_PREFIX "pbratio", 1.30, NULL, PBRATIO_TEXT,
423 PBRATIO_LONGTEXT, VLC_FALSE );
424 change_float_range( 1, 2 );
426 #if X264_BUILD >= 23 /* r190 */
427 add_integer( SOUT_CFG_PREFIX "chroma-qp-offset", 0, NULL, CHROMA_QP_OFFSET_TEXT,
428 CHROMA_QP_OFFSET_LONGTEXT, VLC_FALSE );
431 add_float( SOUT_CFG_PREFIX "qcomp", 0.60, NULL, QCOMP_TEXT,
432 QCOMP_LONGTEXT, VLC_FALSE );
433 change_float_range( 0, 1 );
435 add_float( SOUT_CFG_PREFIX "cplxblur", 20.0, NULL, CPLXBLUR_TEXT,
436 CPLXBLUR_LONGTEXT, VLC_FALSE );
438 add_float( SOUT_CFG_PREFIX "qblur", 0.5, NULL, QBLUR_TEXT,
439 QBLUR_LONGTEXT, VLC_FALSE );
443 /* x264 analyse = none (default). set at least "normal" mode. */
444 add_string( SOUT_CFG_PREFIX "analyse", "normal", NULL, ANALYSE_TEXT,
445 ANALYSE_LONGTEXT, VLC_FALSE );
446 change_string_list( enc_analyse_list, enc_analyse_list_text, 0 );
448 add_string( SOUT_CFG_PREFIX "direct", "spatial", NULL, DIRECT_PRED_TEXT,
449 DIRECT_PRED_LONGTEXT, VLC_FALSE );
450 change_string_list( direct_pred_list, direct_pred_list_text, 0 );
452 #if X264_BUILD >= 52 /* r573 */
453 add_integer( SOUT_CFG_PREFIX "direct-8x8", 0, NULL, DIRECT_PRED_SIZE_TEXT,
454 DIRECT_PRED_SIZE_LONGTEXT, VLC_FALSE );
455 change_integer_range( -1, 1 );
458 #if X264_BUILD >= 0x0012 /* r134 */
459 add_bool( SOUT_CFG_PREFIX "weightb", 0, NULL, WEIGHTB_TEXT,
460 WEIGHTB_LONGTEXT, VLC_FALSE );
463 #if X264_BUILD >= 24 /* r221 */
464 add_string( SOUT_CFG_PREFIX "me", "hex", NULL, ME_TEXT,
465 ME_LONGTEXT, VLC_FALSE );
466 change_string_list( enc_me_list, enc_me_list_text, 0 );
468 add_integer( SOUT_CFG_PREFIX "merange", 16, NULL, MERANGE_TEXT,
469 MERANGE_LONGTEXT, VLC_FALSE );
470 change_integer_range( 1, 64 );
473 add_integer( SOUT_CFG_PREFIX "subme", 5, NULL, SUBME_TEXT,
474 SUBME_LONGTEXT, VLC_FALSE );
475 add_deprecated( SOUT_CFG_PREFIX "subpel", VLC_FALSE ); /* Deprecated since 0.8.5 */
476 change_integer_range( 1, SUBME_MAX );
478 #if X264_BUILD >= 41 /* r368 */
479 add_bool( SOUT_CFG_PREFIX "b-rdo", 0, NULL, B_RDO_TEXT,
480 B_RDO_LONGTEXT, VLC_FALSE );
483 #if X264_BUILD >= 36 /* r318 */
484 add_bool( SOUT_CFG_PREFIX "mixed-refs", 0, NULL, MIXED_REFS_TEXT,
485 MIXED_REFS_LONGTEXT, VLC_FALSE );
488 #if X264_BUILD >= 23 /* r171 */
489 add_bool( SOUT_CFG_PREFIX "chroma-me", 1, NULL, CHROMA_ME_TEXT,
490 CHROMA_ME_LONGTEXT, VLC_FALSE );
493 #if X264_BUILD >= 43 /* r390 */
494 add_bool( SOUT_CFG_PREFIX "bime", 0, NULL, BIME_TEXT,
495 BIME_LONGTEXT, VLC_FALSE );
498 #if X264_BUILD >= 30 /* r251 */
499 add_bool( SOUT_CFG_PREFIX "8x8dct", 0, NULL, TRANSFORM_8X8DCT_TEXT,
500 TRANSFORM_8X8DCT_LONGTEXT, VLC_FALSE );
503 #if X264_BUILD >= 39 /* r360 */
504 add_integer( SOUT_CFG_PREFIX "trellis", 0, NULL, TRELLIS_TEXT,
505 TRELLIS_LONGTEXT, VLC_FALSE );
506 change_integer_range( 0, 2 );
509 #if X264_BUILD >= 42 /* r384 */
510 add_bool( SOUT_CFG_PREFIX "fast-pskip", 1, NULL, FAST_PSKIP_TEXT,
511 FAST_PSKIP_LONGTEXT, VLC_FALSE );
514 #if X264_BUILD >= 46 /* r503 */
515 add_bool( SOUT_CFG_PREFIX "dct-decimate", 1, NULL, DCT_DECIMATE_TEXT,
516 DCT_DECIMATE_LONGTEXT, VLC_FALSE );
519 #if X264_BUILD >= 44 /* r398 */
520 add_integer( SOUT_CFG_PREFIX "nr", 0, NULL, NR_TEXT,
521 NR_LONGTEXT, VLC_FALSE );
522 change_integer_range( 0, 1000 );
525 #if X264_BUILD >= 52 /* r573 */
526 add_integer( SOUT_CFG_PREFIX "deadzone-inter", 21, NULL, DEADZONE_INTER_TEXT,
527 DEADZONE_INTRA_LONGTEXT, VLC_FALSE );
528 change_integer_range( 0, 32 );
530 add_integer( SOUT_CFG_PREFIX "deadzone-intra", 11, NULL, DEADZONE_INTRA_TEXT,
531 DEADZONE_INTRA_LONGTEXT, VLC_FALSE );
532 change_integer_range( 0, 32 );
537 #if defined(__DARWIN__) && defined(__INTEL__)
538 add_bool( SOUT_CFG_PREFIX "asm", 0, NULL, ASM_TEXT,
539 ASM_LONGTEXT, VLC_FALSE );
541 add_bool( SOUT_CFG_PREFIX "asm", 1, NULL, ASM_TEXT,
542 ASM_LONGTEXT, VLC_FALSE );
545 /* x264 psnr = 1 (default). disable PSNR computation for speed. */
546 add_bool( SOUT_CFG_PREFIX "psnr", 0, NULL, PSNR_TEXT,
547 PSNR_LONGTEXT, VLC_FALSE );
549 #if X264_BUILD >= 50 /* r554 */
550 /* x264 ssim = 1 (default). disable SSIM computation for speed. */
551 add_bool( SOUT_CFG_PREFIX "ssim", 0, NULL, SSIM_TEXT,
552 SSIM_LONGTEXT, VLC_FALSE );
555 add_bool( SOUT_CFG_PREFIX "quiet", 0, NULL, QUIET_TEXT,
556 QUIET_LONGTEXT, VLC_FALSE );
558 #if X264_BUILD >= 0x000e /* r81 */
559 add_bool( SOUT_CFG_PREFIX "verbose", 0, NULL, VERBOSE_TEXT,
560 VERBOSE_LONGTEXT, VLC_FALSE );
565 /*****************************************************************************
567 *****************************************************************************/
568 static const char *ppsz_sout_options[] = {
569 "8x8dct", "analyse", "asm", "bframes", "bime", "bpyramid", "b-adapt",
570 "b-bias", "b-rdo", "cabac", "chroma-me", "chroma-qp-offset", "cplxblur",
571 "crf", "dct-decimate", "deadzone-inter", "deadzone-intra", "direct",
572 "direct-8x8", "filter", "fast-pskip", "frameref", "interlaced", "ipratio",
573 "keyint", "keyint-min", "loopfilter", "me", "merange", "min-keyint",
574 "mixed-refs", "nf", "nr", "pbratio", "psnr", "qblur", "qp", "qcomp",
575 "qpstep", "qpmax", "qpmin", "qp-max", "qp-min", "quiet", "ratetol",
576 "ref", "scenecut", "ssim", "subme", "subpel", "tolerance", "trellis", "verbose",
577 "vbv-bufsize", "vbv-init", "vbv-maxrate", "weightb", NULL
580 static block_t *Encode( encoder_t *, picture_t * );
590 mtime_t i_last_ref_pts;
593 /*****************************************************************************
594 * Open: probe the encoder
595 *****************************************************************************/
596 static int Open ( vlc_object_t *p_this )
598 encoder_t *p_enc = (encoder_t *)p_this;
599 encoder_sys_t *p_sys;
601 int i_qmin = 0, i_qmax = 0;
605 if( p_enc->fmt_out.i_codec != VLC_FOURCC( 'h', '2', '6', '4' ) &&
612 if( p_enc->fmt_in.video.i_width % 16 != 0 ||
613 p_enc->fmt_in.video.i_height % 16!= 0 )
615 msg_Warn( p_enc, "size is not a multiple of 16 (%ix%i)",
616 p_enc->fmt_in.video.i_width, p_enc->fmt_in.video.i_height );
618 if( p_enc->fmt_in.video.i_width < 16 ||
619 p_enc->fmt_in.video.i_height < 16 )
621 msg_Err( p_enc, "video is too small to be cropped" );
625 msg_Warn( p_enc, "cropping video to %ix%i",
626 p_enc->fmt_in.video.i_width >> 4 << 4,
627 p_enc->fmt_in.video.i_height >> 4 << 4 );
631 config_ChainParse( p_enc, SOUT_CFG_PREFIX, ppsz_sout_options, p_enc->p_cfg );
633 p_enc->fmt_out.i_codec = VLC_FOURCC( 'h', '2', '6', '4' );
634 p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
636 p_enc->pf_encode_video = Encode;
637 p_enc->pf_encode_audio = NULL;
638 p_enc->p_sys = p_sys = malloc( sizeof( encoder_sys_t ) );
639 p_sys->i_last_ref_pts = 0;
641 x264_param_default( &p_sys->param );
642 p_sys->param.i_width = p_enc->fmt_in.video.i_width;
643 p_sys->param.i_height = p_enc->fmt_in.video.i_height;
645 p_sys->param.i_width = p_sys->param.i_width >> 4 << 4;
646 p_sys->param.i_height = p_sys->param.i_height >> 4 << 4;
649 /* average bitrate specified by transcode vb */
650 p_sys->param.rc.i_bitrate = p_enc->fmt_out.i_bitrate / 1000;
653 /* cbr = 1 overrides qp or crf and sets an average bitrate
654 but maxrate = average bitrate is needed for "real" CBR */
655 if( p_sys->param.rc.i_bitrate > 0 ) p_sys->param.rc.b_cbr = 1;
657 if( p_sys->param.rc.i_bitrate > 0 ) p_sys->param.rc.i_rc_method = X264_RC_ABR;
660 var_Get( p_enc, SOUT_CFG_PREFIX "qpstep", &val );
661 if( val.i_int >= 0 && val.i_int <= 51 ) p_sys->param.rc.i_qp_step = val.i_int;
662 var_Get( p_enc, SOUT_CFG_PREFIX "qpmin", &val );
663 if( val.i_int >= 0 && val.i_int <= 51 ) i_qmin = val.i_int;
664 var_Get( p_enc, SOUT_CFG_PREFIX "qpmax", &val );
665 if( val.i_int >= 0 && val.i_int <= 51 ) i_qmax = val.i_int;
667 var_Get( p_enc, SOUT_CFG_PREFIX "qp", &val );
668 if( val.i_int >= 0 && val.i_int <= 51 )
670 if( i_qmin > val.i_int ) i_qmin = val.i_int;
671 if( i_qmax < val.i_int ) i_qmax = val.i_int;
673 #if X264_BUILD >= 0x000a
674 p_sys->param.rc.i_qp_constant = val.i_int;
675 p_sys->param.rc.i_qp_min = i_qmin;
676 p_sys->param.rc.i_qp_max = i_qmax;
678 p_sys->param.i_qp_constant = val.i_int;
683 var_Get( p_enc, SOUT_CFG_PREFIX "ratetol", &val );
684 p_sys->param.rc.f_rate_tolerance = val.f_float;
686 var_Get( p_enc, SOUT_CFG_PREFIX "vbv-init", &val );
687 p_sys->param.rc.f_vbv_buffer_init = val.f_float;
689 var_Get( p_enc, SOUT_CFG_PREFIX "vbv-bufsize", &val );
690 p_sys->param.rc.i_vbv_buffer_size = val.i_int;
692 /* x264 vbv-bufsize = 0 (default). if not provided set period
693 in seconds for local maximum bitrate (cache/bufsize) based
694 on average bitrate. */
696 p_sys->param.rc.i_vbv_buffer_size = p_sys->param.rc.i_bitrate * 2;
698 /* max bitrate = average bitrate -> CBR */
699 var_Get( p_enc, SOUT_CFG_PREFIX "vbv-maxrate", &val );
700 p_sys->param.rc.i_vbv_max_bitrate = val.i_int;
703 p_sys->param.rc.i_rc_buffer_size = p_sys->param.rc.i_bitrate;
704 p_sys->param.rc.i_rc_init_buffer = p_sys->param.rc.i_bitrate / 4;
707 var_Get( p_enc, SOUT_CFG_PREFIX "cabac", &val );
708 p_sys->param.b_cabac = val.b_bool;
710 /* disable deblocking when nf (no loop filter) is enabled */
711 var_Get( p_enc, SOUT_CFG_PREFIX "nf", &val );
712 p_sys->param.b_deblocking_filter = !val.b_bool;
714 var_Get( p_enc, SOUT_CFG_PREFIX "filter", &val );
717 char *p = strchr( val.psz_string, ':' );
718 p_sys->param.i_deblocking_filter_alphac0 = atoi( val.psz_string );
719 p_sys->param.i_deblocking_filter_beta = p ? atoi( p+1 ) : p_sys->param.i_deblocking_filter_alphac0;
720 free( val.psz_string );
723 #if X264_BUILD >= 51 /* r570 */
724 var_Get( p_enc, SOUT_CFG_PREFIX "interlaced", &val );
725 p_sys->param.b_interlaced = val.b_bool;
728 var_Get( p_enc, SOUT_CFG_PREFIX "ipratio", &val );
729 p_sys->param.rc.f_ip_factor = val.f_float;
731 var_Get( p_enc, SOUT_CFG_PREFIX "pbratio", &val );
732 p_sys->param.rc.f_pb_factor = val.f_float;
734 var_Get( p_enc, SOUT_CFG_PREFIX "qcomp", &val );
735 p_sys->param.rc.f_qcompress = val.f_float;
737 var_Get( p_enc, SOUT_CFG_PREFIX "cplxblur", &val );
738 p_sys->param.rc.f_complexity_blur = val.f_float;
740 var_Get( p_enc, SOUT_CFG_PREFIX "qblur", &val );
741 p_sys->param.rc.f_qblur = val.f_float;
743 #if X264_BUILD >= 0x000e
744 var_Get( p_enc, SOUT_CFG_PREFIX "verbose", &val );
745 if( val.b_bool ) p_sys->param.i_log_level = X264_LOG_DEBUG;
748 var_Get( p_enc, SOUT_CFG_PREFIX "quiet", &val );
749 if( val.b_bool ) p_sys->param.i_log_level = X264_LOG_NONE;
751 var_Get( p_enc, SOUT_CFG_PREFIX "keyint", &val );
752 #if X264_BUILD >= 0x000e
753 if( val.i_int > 0 ) p_sys->param.i_keyint_max = val.i_int;
755 if( val.i_int > 0 ) p_sys->param.i_iframe = val.i_int;
758 var_Get( p_enc, SOUT_CFG_PREFIX "min-keyint", &val );
759 #if X264_BUILD >= 0x000e
760 if( val.i_int > 0 ) p_sys->param.i_keyint_min = val.i_int;
762 if( val.i_int > 0 ) p_sys->param.i_idrframe = val.i_int;
765 var_Get( p_enc, SOUT_CFG_PREFIX "bframes", &val );
766 if( val.i_int >= 0 && val.i_int <= 16 )
767 p_sys->param.i_bframe = val.i_int;
770 var_Get( p_enc, SOUT_CFG_PREFIX "bpyramid", &val );
771 p_sys->param.b_bframe_pyramid = val.b_bool;
774 var_Get( p_enc, SOUT_CFG_PREFIX "ref", &val );
775 if( val.i_int > 0 && val.i_int <= 15 )
776 p_sys->param.i_frame_reference = val.i_int;
778 var_Get( p_enc, SOUT_CFG_PREFIX "scenecut", &val );
779 #if X264_BUILD >= 0x000b
780 if( val.i_int >= -1 && val.i_int <= 100 )
781 p_sys->param.i_scenecut_threshold = val.i_int;
784 var_Get( p_enc, SOUT_CFG_PREFIX "subme", &val );
785 if( val.i_int >= 1 && val.i_int <= SUBME_MAX )
786 p_sys->param.analyse.i_subpel_refine = val.i_int;
789 var_Get( p_enc, SOUT_CFG_PREFIX "me", &val );
790 if( !strcmp( val.psz_string, "dia" ) )
792 p_sys->param.analyse.i_me_method = X264_ME_DIA;
794 else if( !strcmp( val.psz_string, "hex" ) )
796 p_sys->param.analyse.i_me_method = X264_ME_HEX;
798 else if( !strcmp( val.psz_string, "umh" ) )
800 p_sys->param.analyse.i_me_method = X264_ME_UMH;
802 else if( !strcmp( val.psz_string, "esa" ) )
804 p_sys->param.analyse.i_me_method = X264_ME_ESA;
806 if( val.psz_string ) free( val.psz_string );
808 var_Get( p_enc, SOUT_CFG_PREFIX "merange", &val );
809 if( val.i_int >= 1 && val.i_int <= 64 )
810 p_sys->param.analyse.i_me_range = val.i_int;
813 var_Get( p_enc, SOUT_CFG_PREFIX "direct", &val );
814 if( !strcmp( val.psz_string, "none" ) )
816 p_sys->param.analyse.i_direct_mv_pred = X264_DIRECT_PRED_NONE;
818 else if( !strcmp( val.psz_string, "spatial" ) )
820 p_sys->param.analyse.i_direct_mv_pred = X264_DIRECT_PRED_SPATIAL;
822 else if( !strcmp( val.psz_string, "temporal" ) )
824 p_sys->param.analyse.i_direct_mv_pred = X264_DIRECT_PRED_TEMPORAL;
826 #if X264_BUILD >= 45 /* r457 */
827 else if( !strcmp( val.psz_string, "auto" ) )
829 p_sys->param.analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
832 if( val.psz_string ) free( val.psz_string );
834 var_Get( p_enc, SOUT_CFG_PREFIX "psnr", &val );
835 p_sys->param.analyse.b_psnr = val.b_bool;
837 #if X264_BUILD >= 50 /* r554 */
838 var_Get( p_enc, SOUT_CFG_PREFIX "ssim", &val );
839 p_sys->param.analyse.b_ssim = val.b_bool;
842 #if X264_BUILD >= 0x0012
843 var_Get( p_enc, SOUT_CFG_PREFIX "weightb", &val );
844 p_sys->param.analyse.b_weighted_bipred = val.b_bool;
847 #if X264_BUILD >= 0x0013
848 var_Get( p_enc, SOUT_CFG_PREFIX "b-adapt", &val );
849 p_sys->param.b_bframe_adaptive = val.b_bool;
851 var_Get( p_enc, SOUT_CFG_PREFIX "b-bias", &val );
852 if( val.i_int >= -100 && val.i_int <= 100 )
853 p_sys->param.i_bframe_bias = val.i_int;
857 var_Get( p_enc, SOUT_CFG_PREFIX "chroma-me", &val );
858 p_sys->param.analyse.b_chroma_me = val.b_bool;
859 var_Get( p_enc, SOUT_CFG_PREFIX "chroma-qp-offset", &val );
860 p_sys->param.analyse.i_chroma_qp_offset = val.i_int;
864 var_Get( p_enc, SOUT_CFG_PREFIX "mixed-refs", &val );
865 p_sys->param.analyse.b_mixed_references = val.b_bool;
869 var_Get( p_enc, SOUT_CFG_PREFIX "crf", &val );
870 if( val.i_int > 0 && val.i_int <= 51 )
872 p_sys->param.rc.i_rf_constant = val.i_int;
874 p_sys->param.rc.i_rc_method = X264_RC_CRF;
880 var_Get( p_enc, SOUT_CFG_PREFIX "trellis", &val );
881 if( val.i_int >= 0 && val.i_int <= 2 )
882 p_sys->param.analyse.i_trellis = val.i_int;
886 var_Get( p_enc, SOUT_CFG_PREFIX "b-rdo", &val );
887 p_sys->param.analyse.b_bframe_rdo = val.b_bool;
891 var_Get( p_enc, SOUT_CFG_PREFIX "fast-pskip", &val );
892 p_sys->param.analyse.b_fast_pskip = val.b_bool;
896 var_Get( p_enc, SOUT_CFG_PREFIX "bime", &val );
897 p_sys->param.analyse.b_bidir_me = val.b_bool;
901 var_Get( p_enc, SOUT_CFG_PREFIX "nr", &val );
902 if( val.i_int >= 0 && val.i_int <= 1000 )
903 p_sys->param.analyse.i_noise_reduction = val.i_int;
907 var_Get( p_enc, SOUT_CFG_PREFIX "dct-decimate", &val );
908 p_sys->param.analyse.b_dct_decimate = val.b_bool;
912 var_Get( p_enc, SOUT_CFG_PREFIX "deadzone-inter", &val );
913 if( val.i_int >= 0 && val.i_int <= 32 )
914 p_sys->param.analyse.i_luma_deadzone[0] = val.i_int;
916 var_Get( p_enc, SOUT_CFG_PREFIX "deadzone-intra", &val );
917 if( val.i_int >= 0 && val.i_int <= 32 )
918 p_sys->param.analyse.i_luma_deadzone[1] = val.i_int;
920 var_Get( p_enc, SOUT_CFG_PREFIX "direct-8x8", &val );
921 if( val.i_int >= -1 && val.i_int <= 1 )
922 p_sys->param.analyse.i_direct_8x8_inference = val.i_int;
925 var_Get( p_enc, SOUT_CFG_PREFIX "asm", &val );
926 if( !val.b_bool ) p_sys->param.cpu = 0;
928 #ifndef X264_ANALYSE_BSUB16x16
929 # define X264_ANALYSE_BSUB16x16 0
931 var_Get( p_enc, SOUT_CFG_PREFIX "analyse", &val );
932 if( !strcmp( val.psz_string, "none" ) )
934 p_sys->param.analyse.inter = 0;
936 else if( !strcmp( val.psz_string, "fast" ) )
938 p_sys->param.analyse.inter = X264_ANALYSE_I4x4;
940 else if( !strcmp( val.psz_string, "normal" ) )
942 p_sys->param.analyse.inter =
944 X264_ANALYSE_PSUB16x16;
945 #ifdef X264_ANALYSE_I8x8
946 p_sys->param.analyse.inter |= X264_ANALYSE_I8x8;
949 else if( !strcmp( val.psz_string, "slow" ) )
951 p_sys->param.analyse.inter =
953 X264_ANALYSE_PSUB16x16 |
954 X264_ANALYSE_BSUB16x16;
955 #ifdef X264_ANALYSE_I8x8
956 p_sys->param.analyse.inter |= X264_ANALYSE_I8x8;
959 else if( !strcmp( val.psz_string, "all" ) )
961 p_sys->param.analyse.inter =
963 X264_ANALYSE_PSUB16x16 |
964 X264_ANALYSE_BSUB16x16 |
965 X264_ANALYSE_PSUB8x8;
966 #ifdef X264_ANALYSE_I8x8
967 p_sys->param.analyse.inter |= X264_ANALYSE_I8x8;
970 if( val.psz_string ) free( val.psz_string );
973 var_Get( p_enc, SOUT_CFG_PREFIX "8x8dct", &val );
974 p_sys->param.analyse.b_transform_8x8 = val.b_bool;
977 if( p_enc->fmt_in.video.i_aspect > 0 )
979 int64_t i_num, i_den;
980 unsigned int i_dst_num, i_dst_den;
982 i_num = p_enc->fmt_in.video.i_aspect *
983 (int64_t)p_enc->fmt_in.video.i_height;
984 i_den = VOUT_ASPECT_FACTOR * p_enc->fmt_in.video.i_width;
985 vlc_ureduce( &i_dst_num, &i_dst_den, i_num, i_den, 0 );
987 p_sys->param.vui.i_sar_width = i_dst_num;
988 p_sys->param.vui.i_sar_height = i_dst_den;
990 if( p_enc->fmt_in.video.i_frame_rate_base > 0 )
992 p_sys->param.i_fps_num = p_enc->fmt_in.video.i_frame_rate;
993 p_sys->param.i_fps_den = p_enc->fmt_in.video.i_frame_rate_base;
995 if( !(p_enc->p_libvlc_global->i_cpu & CPU_CAPABILITY_MMX) )
997 p_sys->param.cpu &= ~X264_CPU_MMX;
999 if( !(p_enc->p_libvlc_global->i_cpu & CPU_CAPABILITY_MMXEXT) )
1001 p_sys->param.cpu &= ~X264_CPU_MMXEXT;
1003 if( !(p_enc->p_libvlc_global->i_cpu & CPU_CAPABILITY_SSE) )
1005 p_sys->param.cpu &= ~X264_CPU_SSE;
1007 if( !(p_enc->p_libvlc_global->i_cpu & CPU_CAPABILITY_SSE2) )
1009 p_sys->param.cpu &= ~X264_CPU_SSE2;
1012 #if X264_BUILD >= 29
1013 /* As of r543 x264 will autodetect the number of cpus and will set
1014 the number of threads accordingly unless ofcourse the number of
1015 threads is explicitly specified... */
1016 if( p_enc->i_threads >= 1 )
1017 p_sys->param.i_threads = p_enc->i_threads;
1020 /* Open the encoder */
1021 p_sys->h = x264_encoder_open( &p_sys->param );
1024 p_sys->i_buffer = 4 * p_enc->fmt_in.video.i_width *
1025 p_enc->fmt_in.video.i_height + 1000;
1026 p_sys->p_buffer = malloc( p_sys->i_buffer );
1028 /* get the globals headers */
1029 p_enc->fmt_out.i_extra = 0;
1030 p_enc->fmt_out.p_extra = NULL;
1032 x264_encoder_headers( p_sys->h, &nal, &i_nal );
1033 for( i = 0; i < i_nal; i++ )
1035 int i_size = p_sys->i_buffer;
1037 x264_nal_encode( p_sys->p_buffer, &i_size, 1, &nal[i] );
1039 p_enc->fmt_out.p_extra = realloc( p_enc->fmt_out.p_extra, p_enc->fmt_out.i_extra + i_size );
1041 memcpy( p_enc->fmt_out.p_extra + p_enc->fmt_out.i_extra,
1042 p_sys->p_buffer, i_size );
1044 p_enc->fmt_out.i_extra += i_size;
1050 /****************************************************************************
1052 ****************************************************************************/
1053 static block_t *Encode( encoder_t *p_enc, picture_t *p_pict )
1055 encoder_sys_t *p_sys = p_enc->p_sys;
1059 int i_nal, i_out, i;
1062 memset( &pic, 0, sizeof( x264_picture_t ) );
1063 pic.i_pts = p_pict->date;
1064 pic.img.i_csp = X264_CSP_I420;
1065 pic.img.i_plane = p_pict->i_planes;
1066 for( i = 0; i < p_pict->i_planes; i++ )
1068 pic.img.plane[i] = p_pict->p[i].p_pixels;
1069 pic.img.i_stride[i] = p_pict->p[i].i_pitch;
1072 #if X264_BUILD >= 0x0013
1073 x264_encoder_encode( p_sys->h, &nal, &i_nal, &pic, &pic );
1075 x264_encoder_encode( p_sys->h, &nal, &i_nal, &pic );
1078 if( !i_nal ) return NULL;
1080 for( i = 0, i_out = 0; i < i_nal; i++ )
1082 int i_size = p_sys->i_buffer - i_out;
1083 x264_nal_encode( p_sys->p_buffer + i_out, &i_size, 1, &nal[i] );
1088 p_block = block_New( p_enc, i_out );
1089 memcpy( p_block->p_buffer, p_sys->p_buffer, i_out );
1091 if( pic.i_type == X264_TYPE_IDR || pic.i_type == X264_TYPE_I )
1092 p_block->i_flags |= BLOCK_FLAG_TYPE_I;
1093 else if( pic.i_type == X264_TYPE_P )
1094 p_block->i_flags |= BLOCK_FLAG_TYPE_P;
1095 else if( pic.i_type == X264_TYPE_B )
1096 p_block->i_flags |= BLOCK_FLAG_TYPE_B;
1098 /* This isn't really valid for streams with B-frames */
1099 p_block->i_length = I64C(1000000) *
1100 p_enc->fmt_in.video.i_frame_rate_base /
1101 p_enc->fmt_in.video.i_frame_rate;
1103 p_block->i_dts = p_block->i_pts = pic.i_pts;
1105 if( p_sys->param.i_bframe > 0 )
1107 if( p_block->i_flags & BLOCK_FLAG_TYPE_B )
1109 p_block->i_dts = p_block->i_pts;
1113 if( p_sys->i_last_ref_pts )
1115 p_block->i_dts = p_sys->i_last_ref_pts;
1119 /* Let's put something sensible */
1120 p_block->i_dts = p_block->i_pts;
1123 p_sys->i_last_ref_pts = p_block->i_pts;
1130 /*****************************************************************************
1131 * CloseEncoder: x264 encoder destruction
1132 *****************************************************************************/
1133 static void Close( vlc_object_t *p_this )
1135 encoder_t *p_enc = (encoder_t *)p_this;
1136 encoder_sys_t *p_sys = p_enc->p_sys;
1138 x264_encoder_close( p_sys->h );
1139 free( p_sys->p_buffer );