x264.c
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上传日期:2020-07-06
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midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * x264.c: h264 video encoder
- *****************************************************************************
- * Copyright (C) 2004-2006 the VideoLAN team
- * $Id: 3b91a51be447a2924f114b0e29dbe29c8d21531f $
- *
- * Authors: Laurent Aimar <fenrir@via.ecp.fr>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
- /*****************************************************************************
- * Preamble
- *****************************************************************************/
- #ifdef HAVE_CONFIG_H
- # include "config.h"
- #endif
- #include <vlc_common.h>
- #include <vlc_plugin.h>
- #include <vlc_vout.h>
- #include <vlc_sout.h>
- #include <vlc_codec.h>
- #include <vlc_charset.h>
- #ifdef PTW32_STATIC_LIB
- #include <pthread.h>
- #endif
- #include <x264.h>
- #define SOUT_CFG_PREFIX "sout-x264-"
- /*****************************************************************************
- * Module descriptor
- *****************************************************************************/
- static int Open ( vlc_object_t * );
- static void Close( vlc_object_t * );
- /* Frame-type options */
- #define KEYINT_TEXT N_("Maximum GOP size")
- #define KEYINT_LONGTEXT N_( "Sets maximum interval between IDR-frames."
- "Larger values save bits, thus improving quality for a given bitrate at "
- "the cost of seeking precision." )
- #define MIN_KEYINT_TEXT N_("Minimum GOP size")
- #define MIN_KEYINT_LONGTEXT N_( "Sets minimum interval between IDR-frames. "
- "In H.264, I-frames do not necessarily bound a closed GOP because it is "
- "allowable for a P-frame to be predicted from more frames than just the "
- "one frame before it (also see reference frame option). Therefore, "
- "I-frames are not necessarily seekable. IDR-frames restrict subsequent "
- "P-frames from referring to any frame prior to the IDR-frame. n"
- "If scenecuts appear within this interval, they are still encoded as "
- "I-frames, but do not start a new GOP." )
- #define SCENE_TEXT N_("Extra I-frames aggressivity" )
- #define SCENE_LONGTEXT N_( "Scene-cut detection. Controls how "
- "aggressively to insert extra I-frames. With small values of "
- "scenecut, the codec often has "
- "to force an I-frame when it would exceed keyint. "
- "Good values of scenecut may find a better location for the "
- "I-frame. Large values use more I-frames "
- "than necessary, thus wasting bits. -1 disables scene-cut detection, so "
- "I-frames are inserted only every other keyint frames, which probably "
- "leads to ugly encoding artifacts. Range 1 to 100." )
- #if X264_BUILD >= 55 /* r607 */ && X264_BUILD < 67 /* r1117 */
- #define PRESCENE_TEXT N_("Faster, less precise scenecut detection" )
- #define PRESCENE_LONGTEXT N_( "Faster, less precise scenecut detection. "
- "Required and implied by multi-threading." )
- #endif
- #define BFRAMES_TEXT N_("B-frames between I and P")
- #define BFRAMES_LONGTEXT N_( "Number of consecutive B-frames between I and "
- "P-frames. Range 1 to 16." )
- #define B_ADAPT_TEXT N_("Adaptive B-frame decision")
- #if X264_BUILD >= 63
- #define B_ADAPT_LONGTEXT N_( "Force the specified number of "
- "consecutive B-frames to be used, except possibly before an I-frame."
- "Range 0 to 2." )
- #else
- #define B_ADAPT_LONGTEXT N_( "Force the specified number of "
- "consecutive B-frames to be used, except possibly before an I-frame." )
- #endif
- #define B_BIAS_TEXT N_("Influence (bias) B-frames usage")
- #define B_BIAS_LONGTEXT N_( "Bias the choice to use B-frames. Positive values "
- "cause more B-frames, negative values cause less B-frames." )
- #define BPYRAMID_TEXT N_("Keep some B-frames as references")
- #if X264_BUILD >= 78
- #define BPYRAMID_LONGTEXT N_( "Allows B-frames to be used as references for "
- "predicting other frames. Keeps the middle of 2+ consecutive B-frames "
- "as a reference, and reorders frame appropriately.n"
- " - none: Disabledn"
- " - strict: Strictly hierarchical pyramidn"
- " - normal: Non-strict (not Blu-ray compatible)n"
- )
- #else
- #define BPYRAMID_LONGTEXT N_( "Allows B-frames to be used as references for "
- "predicting other frames. Keeps the middle of 2+ consecutive B-frames "
- "as a reference, and reorders frame appropriately." )
- #endif
- #define CABAC_TEXT N_("CABAC")
- #define CABAC_LONGTEXT N_( "CABAC (Context-Adaptive Binary Arithmetic "
- "Coding). Slightly slows down encoding and decoding, but should save "
- "10 to 15% bitrate." )
- #define REF_TEXT N_("Number of reference frames")
- #define REF_LONGTEXT N_( "Number of previous frames used as predictors. "
- "This is effective in Anime, but seems to make little difference in "
- "live-action source material. Some decoders are unable to deal with "
- "large frameref values. Range 1 to 16." )
- #define NF_TEXT N_("Skip loop filter")
- #define NF_LONGTEXT N_( "Deactivate the deblocking loop filter (decreases quality).")
- #define FILTER_TEXT N_("Loop filter AlphaC0 and Beta parameters alpha:beta")
- #define FILTER_LONGTEXT N_( "Loop filter AlphaC0 and Beta parameters. "
- "Range -6 to 6 for both alpha and beta parameters. -6 means light "
- "filter, 6 means strong.")
- #define LEVEL_TEXT N_("H.264 level")
- #define LEVEL_LONGTEXT N_( "Specify H.264 level (as defined by Annex A "
- "of the standard). Levels are not enforced; it's up to the user to select "
- "a level compatible with the rest of the encoding options. Range 1 to 5.1 "
- "(10 to 51 is also allowed).")
- #define PROFILE_TEXT N_("H.264 profile")
- #define PROFILE_LONGTEXT N_("Specify H.264 profile which limits are enforced over"
- "other settings" )
- /* In order to play an interlaced output stream encoded by x264, a decoder needs
- mbaff support. r570 is using the 'mb' part and not 'aff' yet; so it's really
- 'pure-interlaced' mode */
- #if X264_BUILD >= 51 /* r570 */
- #define INTERLACED_TEXT N_("Interlaced mode")
- #define INTERLACED_LONGTEXT N_( "Pure-interlaced mode.")
- #endif
- /* Ratecontrol */
- #define QP_TEXT N_("Set QP")
- #define QP_LONGTEXT N_( "This selects the quantizer to use. "
- "Lower values result in better fidelity, but higher bitrates. 26 is a "
- "good default value. Range 0 (lossless) to 51." )
- #define CRF_TEXT N_("Quality-based VBR")
- #define CRF_LONGTEXT N_( "1-pass Quality-based VBR. Range 0 to 51." )
- #define QPMIN_TEXT N_("Min QP")
- #define QPMIN_LONGTEXT N_( "Minimum quantizer parameter. 15 to 35 seems to "
- "be a useful range." )
- #define QPMAX_TEXT N_("Max QP")
- #define QPMAX_LONGTEXT N_( "Maximum quantizer parameter." )
- #define QPSTEP_TEXT N_("Max QP step")
- #define QPSTEP_LONGTEXT N_( "Max QP step between frames.")
- #define RATETOL_TEXT N_("Average bitrate tolerance")
- #define RATETOL_LONGTEXT N_( "Allowed variance in average "
- "bitrate (in kbits/s).")
- #define VBV_MAXRATE_TEXT N_("Max local bitrate")
- #define VBV_MAXRATE_LONGTEXT N_( "Sets a maximum local bitrate (in kbits/s).")
- #define VBV_BUFSIZE_TEXT N_("VBV buffer")
- #define VBV_BUFSIZE_LONGTEXT N_( "Averaging period for the maximum "
- "local bitrate (in kbits).")
- #define VBV_INIT_TEXT N_("Initial VBV buffer occupancy")
- #define VBV_INIT_LONGTEXT N_( "Sets the initial buffer occupancy as a "
- "fraction of the buffer size. Range 0.0 to 1.0.")
- #if X264_BUILD >= 59
- #define AQ_MODE_TEXT N_("How AQ distributes bits")
- #define AQ_MODE_LONGTEXT N_("Defines bitdistribution mode for AQ, default 1n"
- " - 0: Disabledn"
- " - 1: Current x264 default moden"
- " - 2: uses log(var)^2 instead of log(var) and attempts to adapt strength per frame")
- #define AQ_STRENGTH_TEXT N_("Strength of AQ")
- #define AQ_STRENGTH_LONGTEXT N_("Strength to reduce blocking and blurring in flatn"
- "and textured areas, default 1.0 recommented to be between 0..2n"
- " - 0.5: weak AQn"
- " - 1.5: strong AQ")
- #endif
- /* IP Ratio < 1 is technically valid but should never improve quality */
- #define IPRATIO_TEXT N_("QP factor between I and P")
- #define IPRATIO_LONGTEXT N_( "QP factor between I and P. Range 1.0 to 2.0.")
- /* PB ratio < 1 is not valid and breaks ratecontrol */
- #define PBRATIO_TEXT N_("QP factor between P and B")
- #define PBRATIO_LONGTEXT N_( "QP factor between P and B. Range 1.0 to 2.0.")
- #define CHROMA_QP_OFFSET_TEXT N_("QP difference between chroma and luma")
- #define CHROMA_QP_OFFSET_LONGTEXT N_( "QP difference between chroma and luma.")
- #define PASS_TEXT N_("Multipass ratecontrol")
- #define PASS_LONGTEXT N_( "Multipass ratecontrol:n"
- " - 1: First pass, creates stats filen"
- " - 2: Last pass, does not overwrite stats filen"
- " - 3: Nth pass, overwrites stats filen" )
- #define QCOMP_TEXT N_("QP curve compression")
- #define QCOMP_LONGTEXT N_( "QP curve compression. Range 0.0 (CBR) to 1.0 (QCP).")
- #define CPLXBLUR_TEXT N_("Reduce fluctuations in QP")
- #define CPLXBLUR_LONGTEXT N_( "This reduces the fluctuations in QP "
- "before curve compression. Temporally blurs complexity.")
- #define QBLUR_TEXT N_("Reduce fluctuations in QP")
- #define QBLUR_LONGTEXT N_( "This reduces the fluctations in QP "
- "after curve compression. Temporally blurs quants.")
- /* Analysis */
- #define ANALYSE_TEXT N_("Partitions to consider")
- #define ANALYSE_LONGTEXT N_( "Partitions to consider in analyse mode: n"
- " - none : n"
- " - fast : i4x4n"
- " - normal: i4x4,p8x8,(i8x8)n"
- " - slow : i4x4,p8x8,(i8x8),b8x8n"
- " - all : i4x4,p8x8,(i8x8),b8x8,p4x4n"
- "(p4x4 requires p8x8. i8x8 requires 8x8dct).")
- #define DIRECT_PRED_TEXT N_("Direct MV prediction mode")
- #define DIRECT_PRED_LONGTEXT N_( "Direct MV prediction mode.")
- #if X264_BUILD >= 52 /* r573 */
- #define DIRECT_PRED_SIZE_TEXT N_("Direct prediction size")
- #define DIRECT_PRED_SIZE_LONGTEXT N_( "Direct prediction size: "
- " - 0: 4x4n"
- " - 1: 8x8n"
- " - -1: smallest possible according to leveln" )
- #endif
- #define WEIGHTB_TEXT N_("Weighted prediction for B-frames")
- #define WEIGHTB_LONGTEXT N_( "Weighted prediction for B-frames.")
- #define WEIGHTP_TEXT N_("Weighted prediction for P-frames")
- #define WEIGHTP_LONGTEXT N_(" Weighted prediction for P-frames: "
- " - 0: Disabledn"
- " - 1: Blind offsetn"
- " - 2: Smart analysisn" )
- #define ME_TEXT N_("Integer pixel motion estimation method")
- #if X264_BUILD >= 58 /* r728 */
- #define ME_LONGTEXT N_( "Selects the motion estimation algorithm: "
- " - dia: diamond search, radius 1 (fast)n"
- " - hex: hexagonal search, radius 2n"
- " - umh: uneven multi-hexagon search (better but slower)n"
- " - esa: exhaustive search (extremely slow, primarily for testing)n"
- " - tesa: hadamard exhaustive search (extremely slow, primarily for testing)n" )
- #else
- #define ME_LONGTEXT N_( "Selects the motion estimation algorithm: "
- " - dia: diamond search, radius 1 (fast)n"
- " - hex: hexagonal search, radius 2n"
- " - umh: uneven multi-hexagon search (better but slower)n"
- " - esa: exhaustive search (extremely slow, primarily for testing)n" )
- #endif
- #if X264_BUILD >= 24
- #define MERANGE_TEXT N_("Maximum motion vector search range")
- #define MERANGE_LONGTEXT N_( "Maximum distance to search for "
- "motion estimation, measured from predicted position(s). "
- "Default of 16 is good for most footage, high motion sequences may "
- "benefit from settings between 24 and 32. Range 0 to 64." )
- #define MVRANGE_TEXT N_("Maximum motion vector length")
- #define MVRANGE_LONGTEXT N_( "Maximum motion vector length in pixels. "
- "-1 is automatic, based on level." )
- #endif
- #if X264_BUILD >= 55 /* r607 */
- #define MVRANGE_THREAD_TEXT N_("Minimum buffer space between threads")
- #define MVRANGE_THREAD_LONGTEXT N_( "Minimum buffer space between threads. "
- "-1 is automatic, based on number of threads." )
- #endif
- #define SUBME_TEXT N_("Subpixel motion estimation and partition decision "
- "quality")
- #if X264_BUILD >= 65
- #define SUBME_MAX 9
- #define SUBME_LONGTEXT N_( "This parameter controls quality versus speed "
- "tradeoffs involved in the motion estimation decision process "
- "(lower = quicker and higher = better quality). Range 1 to 9." )
- #elif X264_BUILD >= 46 /* r477 */
- #define SUBME_MAX 7
- #define SUBME_LONGTEXT N_( "This parameter controls quality versus speed "
- "tradeoffs involved in the motion estimation decision process "
- "(lower = quicker and higher = better quality). Range 1 to 7." )
- #elif X264_BUILD >= 30 /* r262 */
- #define SUBME_MAX 6
- #define SUBME_LONGTEXT N_( "This parameter controls quality versus speed "
- "tradeoffs involved in the motion estimation decision process "
- "(lower = quicker and higher = better quality). Range 1 to 6." )
- #else
- #define SUBME_MAX 5
- #define SUBME_LONGTEXT N_( "This parameter controls quality versus speed "
- "tradeoffs involved in the motion estimation decision process "
- "(lower = quicker and higher = better quality). Range 1 to 5." )
- #endif
- #define B_RDO_TEXT N_("RD based mode decision for B-frames")
- #define B_RDO_LONGTEXT N_( "RD based mode decision for B-frames. This "
- "requires subme 6 (or higher).")
- #define MIXED_REFS_TEXT N_("Decide references on a per partition basis")
- #define MIXED_REFS_LONGTEXT N_( "Allows each 8x8 or 16x8 partition to "
- "independently select a reference frame, as opposed to only one ref "
- "per macroblock." )
- #define CHROMA_ME_TEXT N_("Chroma in motion estimation")
- #define CHROMA_ME_LONGTEXT N_( "Chroma ME for subpel and mode decision in "
- "P-frames.")
- #define BIME_TEXT N_("Jointly optimize both MVs in B-frames")
- #define BIME_LONGTEXT N_( "Joint bidirectional motion refinement.")
- #define TRANSFORM_8X8DCT_TEXT N_("Adaptive spatial transform size")
- #define TRANSFORM_8X8DCT_LONGTEXT N_(
- "SATD-based decision for 8x8 transform in inter-MBs.")
- #define TRELLIS_TEXT N_("Trellis RD quantization" )
- #define TRELLIS_LONGTEXT N_( "Trellis RD quantization: n"
- " - 0: disabledn"
- " - 1: enabled only on the final encode of a MBn"
- " - 2: enabled on all mode decisionsn"
- "This requires CABAC." )
- #define FAST_PSKIP_TEXT N_("Early SKIP detection on P-frames")
- #define FAST_PSKIP_LONGTEXT N_( "Early SKIP detection on P-frames.")
- #define DCT_DECIMATE_TEXT N_("Coefficient thresholding on P-frames")
- #define DCT_DECIMATE_LONGTEXT N_( "Coefficient thresholding on P-frames."
- "Eliminate dct blocks containing only a small single coefficient.")
- /* Noise reduction 1 is too weak to measure, suggest at least 10 */
- #define NR_TEXT N_("Noise reduction")
- #define NR_LONGTEXT N_( "Dct-domain noise reduction. Adaptive pseudo-deadzone. "
- "10 to 1000 seems to be a useful range." )
- #if X264_BUILD >= 52 /* r573 */
- #define DEADZONE_INTER_TEXT N_("Inter luma quantization deadzone")
- #define DEADZONE_INTER_LONGTEXT N_( "Set the size of the inter luma quantization deadzone. "
- "Range 0 to 32." )
- #define DEADZONE_INTRA_TEXT N_("Intra luma quantization deadzone")
- #define DEADZONE_INTRA_LONGTEXT N_( "Set the size of the intra luma quantization deadzone. "
- "Range 0 to 32." )
- #endif
- /* Input/Output */
- #if X264_BUILD >= 55 /* r607 */
- #define NON_DETERMINISTIC_TEXT N_("Non-deterministic optimizations when threaded")
- #define NON_DETERMINISTIC_LONGTEXT N_( "Slightly improve quality of SMP, "
- "at the cost of repeatability.")
- #endif
- #define ASM_TEXT N_("CPU optimizations")
- #define ASM_LONGTEXT N_( "Use assembler CPU optimizations.")
- #define STATS_TEXT N_("Filename for 2 pass stats file")
- #define STATS_LONGTEXT N_( "Filename for 2 pass stats file for multi-pass encoding.")
- #define PSNR_TEXT N_("PSNR computation")
- #define PSNR_LONGTEXT N_( "Compute and print PSNR stats. This has no effect on "
- "the actual encoding quality." )
- #define SSIM_TEXT N_("SSIM computation")
- #define SSIM_LONGTEXT N_( "Compute and print SSIM stats. This has no effect on "
- "the actual encoding quality." )
- #define QUIET_TEXT N_("Quiet mode")
- #define QUIET_LONGTEXT N_( "Quiet mode.")
- #define VERBOSE_TEXT N_("Statistics")
- #define VERBOSE_LONGTEXT N_( "Print stats for each frame.")
- #if X264_BUILD >= 47 /* r518 */
- #define SPS_ID_TEXT N_("SPS and PPS id numbers")
- #define SPS_ID_LONGTEXT N_( "Set SPS and PPS id numbers to allow concatenating "
- "streams with different settings.")
- #endif
- #define AUD_TEXT N_("Access unit delimiters")
- #define AUD_LONGTEXT N_( "Generate access unit delimiter NAL units.")
- #if X264_BUILD >= 24 && X264_BUILD < 58
- static const char *const enc_me_list[] =
- { "dia", "hex", "umh", "esa" };
- static const char *const enc_me_list_text[] =
- { N_("dia"), N_("hex"), N_("umh"), N_("esa") };
- #endif
- #define LOOKAHEAD_TEXT N_("Framecount to use on frametype lookahead")
- #define LOOKAHEAD_LONGTEXT N_("Framecount to use on frametype lookahead. "
- "Currently default is lower than x264 default because unmuxable output"
- "doesn't handle larger values that well yet" )
- #if X264_BUILD >= 58 /* r728 */
- static const char *const enc_me_list[] =
- { "dia", "hex", "umh", "esa", "tesa" };
- static const char *const enc_me_list_text[] =
- { N_("dia"), N_("hex"), N_("umh"), N_("esa"), N_("tesa") };
- #endif
- static const char *const profile_list[] =
- { "baseline", "main", "high" };
- #if X264_BUILD >= 78
- static const char *const bpyramid_list[] =
- { "none", "strict", "normal" };
- #endif
- static const char *const enc_analyse_list[] =
- { "none", "fast", "normal", "slow", "all" };
- static const char *const enc_analyse_list_text[] =
- { N_("none"), N_("fast"), N_("normal"), N_("slow"), N_("all") };
- #if X264_BUILD >= 45 /* r457 */
- static const char *const direct_pred_list[] =
- { "none", "spatial", "temporal", "auto" };
- static const char *const direct_pred_list_text[] =
- { N_("none"), N_("spatial"), N_("temporal"), N_("auto") };
- #else
- static const char *const direct_pred_list[] =
- { "none", "spatial", "temporal" };
- static const char *const direct_pred_list_text[] =
- { N_("none"), N_("spatial"), N_("temporal") };
- #endif
- vlc_module_begin ()
- set_description( N_("H.264/MPEG4 AVC encoder (x264)"))
- set_capability( "encoder", 200 )
- set_callbacks( Open, Close )
- set_category( CAT_INPUT )
- set_subcategory( SUBCAT_INPUT_VCODEC )
- /* Frame-type options */
- add_integer( SOUT_CFG_PREFIX "keyint", 250, NULL, KEYINT_TEXT,
- KEYINT_LONGTEXT, false )
- add_integer( SOUT_CFG_PREFIX "min-keyint", 25, NULL, MIN_KEYINT_TEXT,
- MIN_KEYINT_LONGTEXT, false )
- add_deprecated_alias( SOUT_CFG_PREFIX "keyint-min" ) /* Deprecated since 0.8.5 */
- add_integer( SOUT_CFG_PREFIX "scenecut", 40, NULL, SCENE_TEXT,
- SCENE_LONGTEXT, false )
- change_integer_range( -1, 100 )
- #if X264_BUILD >= 55 /* r607 */
- # if X264_BUILD < 67 /* r1117 */
- add_bool( SOUT_CFG_PREFIX "pre-scenecut", 0, NULL, PRESCENE_TEXT,
- PRESCENE_LONGTEXT, false )
- # else
- add_obsolete_bool( SOUT_CFG_PREFIX "pre-scenecut" )
- # endif
- #endif
- add_integer( SOUT_CFG_PREFIX "bframes", 3, NULL, BFRAMES_TEXT,
- BFRAMES_LONGTEXT, false )
- change_integer_range( 0, 16 )
- #if X264_BUILD >= 63
- add_integer( SOUT_CFG_PREFIX "b-adapt", 1, NULL, B_ADAPT_TEXT,
- B_ADAPT_LONGTEXT, false )
- change_integer_range( 0, 2 )
- #elif X264_BUILD >= 0x0013 /* r137 */
- add_bool( SOUT_CFG_PREFIX "b-adapt", 1, NULL, B_ADAPT_TEXT,
- B_ADAPT_LONGTEXT, false )
- #endif
- #if X264_BUILD >= 0x0013 /* r137 */
- add_integer( SOUT_CFG_PREFIX "b-bias", 0, NULL, B_BIAS_TEXT,
- B_BIAS_LONGTEXT, false )
- change_integer_range( -100, 100 )
- #endif
- #if X264_BUILD >= 78
- add_string( SOUT_CFG_PREFIX "bpyramid", "none", NULL, BPYRAMID_TEXT,
- BPYRAMID_LONGTEXT, false )
- change_string_list( bpyramid_list, bpyramid_list, 0 );
- #else
- add_bool( SOUT_CFG_PREFIX "bpyramid", false, NULL, BPYRAMID_TEXT,
- BPYRAMID_LONGTEXT, false )
- #endif
- add_bool( SOUT_CFG_PREFIX "cabac", 1, NULL, CABAC_TEXT, CABAC_LONGTEXT,
- false )
- add_integer( SOUT_CFG_PREFIX "ref", 3, NULL, REF_TEXT,
- REF_LONGTEXT, false )
- change_integer_range( 1, 16 )
- add_deprecated_alias( SOUT_CFG_PREFIX "frameref" ) /* Deprecated since 0.8.5 */
- add_bool( SOUT_CFG_PREFIX "nf", 0, NULL, NF_TEXT,
- NF_LONGTEXT, false )
- add_deprecated_alias( SOUT_CFG_PREFIX "loopfilter" ) /* Deprecated since 0.8.5 */
- add_string( SOUT_CFG_PREFIX "deblock", "0:0", NULL, FILTER_TEXT,
- FILTER_LONGTEXT, false )
- add_deprecated_alias( SOUT_CFG_PREFIX "filter" ) /* Deprecated since 0.8.6 */
- add_string( SOUT_CFG_PREFIX "level", "5.1", NULL, LEVEL_TEXT,
- LEVEL_LONGTEXT, false )
- add_string( SOUT_CFG_PREFIX "profile", "high", NULL, PROFILE_TEXT,
- PROFILE_LONGTEXT, false )
- change_string_list( profile_list, profile_list, 0 );
- #if X264_BUILD >= 51 /* r570 */
- add_bool( SOUT_CFG_PREFIX "interlaced", 0, NULL, INTERLACED_TEXT, INTERLACED_LONGTEXT,
- false )
- #endif
- /* Ratecontrol */
- add_integer( SOUT_CFG_PREFIX "qp", -1, NULL, QP_TEXT, QP_LONGTEXT,
- false )
- change_integer_range( -1, 51 ) /* QP 0 -> lossless encoding */
- #if X264_BUILD >= 37 /* r334 */
- add_integer( SOUT_CFG_PREFIX "crf", 23, NULL, CRF_TEXT,
- CRF_LONGTEXT, false )
- change_integer_range( 0, 51 )
- #endif
- add_integer( SOUT_CFG_PREFIX "qpmin", 10, NULL, QPMIN_TEXT,
- QPMIN_LONGTEXT, false )
- change_integer_range( 0, 51 )
- add_deprecated_alias( SOUT_CFG_PREFIX "qp-min" ) /* Deprecated since 0.8.5 */
- add_integer( SOUT_CFG_PREFIX "qpmax", 51, NULL, QPMAX_TEXT,
- QPMAX_LONGTEXT, false )
- change_integer_range( 0, 51 )
- add_deprecated_alias( SOUT_CFG_PREFIX "qp-max" ) /* Deprecated since 0.8.5 */
- add_integer( SOUT_CFG_PREFIX "qpstep", 4, NULL, QPSTEP_TEXT,
- QPSTEP_LONGTEXT, false )
- change_integer_range( 0, 51 )
- add_float( SOUT_CFG_PREFIX "ratetol", 1.0, NULL, RATETOL_TEXT,
- RATETOL_LONGTEXT, false )
- change_float_range( 0, 100 )
- add_deprecated_alias( SOUT_CFG_PREFIX "tolerance" ) /* Deprecated since 0.8.5 */
- add_integer( SOUT_CFG_PREFIX "vbv-maxrate", 0, NULL, VBV_MAXRATE_TEXT,
- VBV_MAXRATE_LONGTEXT, false )
- add_integer( SOUT_CFG_PREFIX "vbv-bufsize", 0, NULL, VBV_BUFSIZE_TEXT,
- VBV_BUFSIZE_LONGTEXT, false )
- add_float( SOUT_CFG_PREFIX "vbv-init", 0.9, NULL, VBV_INIT_TEXT,
- VBV_INIT_LONGTEXT, false )
- change_float_range( 0, 1 )
- add_float( SOUT_CFG_PREFIX "ipratio", 1.40, NULL, IPRATIO_TEXT,
- IPRATIO_LONGTEXT, false )
- change_float_range( 1, 2 )
- add_float( SOUT_CFG_PREFIX "pbratio", 1.30, NULL, PBRATIO_TEXT,
- PBRATIO_LONGTEXT, false )
- change_float_range( 1, 2 )
- #if X264_BUILD >= 23 /* r190 */
- add_integer( SOUT_CFG_PREFIX "chroma-qp-offset", 0, NULL, CHROMA_QP_OFFSET_TEXT,
- CHROMA_QP_OFFSET_LONGTEXT, false )
- #endif
- add_integer( SOUT_CFG_PREFIX "pass", 0, NULL, PASS_TEXT,
- PASS_LONGTEXT, false )
- change_integer_range( 0, 3 )
- add_float( SOUT_CFG_PREFIX "qcomp", 0.60, NULL, QCOMP_TEXT,
- QCOMP_LONGTEXT, false )
- change_float_range( 0, 1 )
- add_float( SOUT_CFG_PREFIX "cplxblur", 20.0, NULL, CPLXBLUR_TEXT,
- CPLXBLUR_LONGTEXT, false )
- add_float( SOUT_CFG_PREFIX "qblur", 0.5, NULL, QBLUR_TEXT,
- QBLUR_LONGTEXT, false )
- #if X264_BUILD >= 59
- add_integer( SOUT_CFG_PREFIX "aq-mode", X264_AQ_VARIANCE, NULL, AQ_MODE_TEXT,
- AQ_MODE_LONGTEXT, false )
- change_integer_range( 0, 2 )
- add_float( SOUT_CFG_PREFIX "aq-strength", 1.0, NULL, AQ_STRENGTH_TEXT,
- AQ_STRENGTH_LONGTEXT, false )
- #endif
- /* Analysis */
- /* x264 partitions = none (default). set at least "normal" mode. */
- add_string( SOUT_CFG_PREFIX "partitions", "normal", NULL, ANALYSE_TEXT,
- ANALYSE_LONGTEXT, false )
- change_string_list( enc_analyse_list, enc_analyse_list_text, 0 );
- add_deprecated_alias( SOUT_CFG_PREFIX "analyse" ) /* Deprecated since 0.8.6 */
- add_string( SOUT_CFG_PREFIX "direct", "spatial", NULL, DIRECT_PRED_TEXT,
- DIRECT_PRED_LONGTEXT, false )
- change_string_list( direct_pred_list, direct_pred_list_text, 0 );
- #if X264_BUILD >= 52 /* r573 */
- add_integer( SOUT_CFG_PREFIX "direct-8x8", 1, NULL, DIRECT_PRED_SIZE_TEXT,
- DIRECT_PRED_SIZE_LONGTEXT, false )
- change_integer_range( -1, 1 )
- #endif
- #if X264_BUILD >= 0x0012 /* r134 */
- add_bool( SOUT_CFG_PREFIX "weightb", 1, NULL, WEIGHTB_TEXT,
- WEIGHTB_LONGTEXT, false )
- #endif
- #if X264_BUILD >= 79
- add_integer( SOUT_CFG_PREFIX "weightp", 2, NULL, WEIGHTP_TEXT,
- WEIGHTP_LONGTEXT, false )
- change_integer_range( 0, 2 )
- #endif
- #if X264_BUILD >= 24 /* r221 */
- add_string( SOUT_CFG_PREFIX "me", "hex", NULL, ME_TEXT,
- ME_LONGTEXT, false )
- change_string_list( enc_me_list, enc_me_list_text, 0 );
- add_integer( SOUT_CFG_PREFIX "merange", 16, NULL, MERANGE_TEXT,
- MERANGE_LONGTEXT, false )
- change_integer_range( 1, 64 )
- #endif
- add_integer( SOUT_CFG_PREFIX "mvrange", -1, NULL, MVRANGE_TEXT,
- MVRANGE_LONGTEXT, false )
- #if X264_BUILD >= 55 /* r607 */
- add_integer( SOUT_CFG_PREFIX "mvrange-thread", -1, NULL, MVRANGE_THREAD_TEXT,
- MVRANGE_THREAD_LONGTEXT, false )
- #endif
- add_integer( SOUT_CFG_PREFIX "subme", 5, NULL, SUBME_TEXT,
- SUBME_LONGTEXT, false )
- change_integer_range( 1, SUBME_MAX )
- add_deprecated_alias( SOUT_CFG_PREFIX "subpel" ) /* Deprecated since 0.8.5 */
- #if X264_BUILD >= 41
- # if X264_BUILD < 65 /* r368 */
- add_bool( SOUT_CFG_PREFIX "b-rdo", 0, NULL, B_RDO_TEXT,
- B_RDO_LONGTEXT, false )
- # else
- add_obsolete_bool( SOUT_CFG_PREFIX "b-rdo" )
- # endif
- #endif
- #if X264_BUILD >= 36 /* r318 */
- add_bool( SOUT_CFG_PREFIX "mixed-refs", 1, NULL, MIXED_REFS_TEXT,
- MIXED_REFS_LONGTEXT, false )
- #endif
- #if X264_BUILD >= 23 /* r171 */
- add_bool( SOUT_CFG_PREFIX "chroma-me", 1, NULL, CHROMA_ME_TEXT,
- CHROMA_ME_LONGTEXT, false )
- #endif
- #if X264_BUILD >= 43
- # if X264_BUILD < 65 /* r390 */
- add_bool( SOUT_CFG_PREFIX "bime", 0, NULL, BIME_TEXT,
- BIME_LONGTEXT, false )
- # else
- add_obsolete_bool( SOUT_CFG_PREFIX "bime" )
- # endif
- #endif
- #if X264_BUILD >= 30 /* r251 */
- add_bool( SOUT_CFG_PREFIX "8x8dct", 0, NULL, TRANSFORM_8X8DCT_TEXT,
- TRANSFORM_8X8DCT_LONGTEXT, false )
- #endif
- #if X264_BUILD >= 39 /* r360 */
- add_integer( SOUT_CFG_PREFIX "trellis", 1, NULL, TRELLIS_TEXT,
- TRELLIS_LONGTEXT, false )
- change_integer_range( 0, 2 )
- #endif
- #if X264_BUILD >= 42 /* r384 */
- add_bool( SOUT_CFG_PREFIX "fast-pskip", 1, NULL, FAST_PSKIP_TEXT,
- FAST_PSKIP_LONGTEXT, false )
- #endif
- #if X264_BUILD >= 69
- add_integer( SOUT_CFG_PREFIX "lookahead", 5, NULL, LOOKAHEAD_TEXT,
- LOOKAHEAD_LONGTEXT, false )
- change_integer_range( 0, 60 )
- #endif
- #if X264_BUILD >= 46 /* r503 */
- add_bool( SOUT_CFG_PREFIX "dct-decimate", 1, NULL, DCT_DECIMATE_TEXT,
- DCT_DECIMATE_LONGTEXT, false )
- #endif
- #if X264_BUILD >= 44 /* r398 */
- add_integer( SOUT_CFG_PREFIX "nr", 0, NULL, NR_TEXT,
- NR_LONGTEXT, false )
- change_integer_range( 0, 1000 )
- #endif
- #if X264_BUILD >= 52 /* r573 */
- add_integer( SOUT_CFG_PREFIX "deadzone-inter", 21, NULL, DEADZONE_INTER_TEXT,
- DEADZONE_INTRA_LONGTEXT, false )
- change_integer_range( 0, 32 )
- add_integer( SOUT_CFG_PREFIX "deadzone-intra", 11, NULL, DEADZONE_INTRA_TEXT,
- DEADZONE_INTRA_LONGTEXT, false )
- change_integer_range( 0, 32 )
- #endif
- /* Input/Output */
- #if X264_BUILD >= 55 /* r607 */
- add_bool( SOUT_CFG_PREFIX "non-deterministic", 0, NULL, NON_DETERMINISTIC_TEXT,
- NON_DETERMINISTIC_LONGTEXT, false )
- #endif
- add_bool( SOUT_CFG_PREFIX "asm", 1, NULL, ASM_TEXT,
- ASM_LONGTEXT, false )
- /* x264 psnr = 1 (default). disable PSNR computation for speed. */
- add_bool( SOUT_CFG_PREFIX "psnr", 0, NULL, PSNR_TEXT,
- PSNR_LONGTEXT, false )
- #if X264_BUILD >= 50 /* r554 */
- /* x264 ssim = 1 (default). disable SSIM computation for speed. */
- add_bool( SOUT_CFG_PREFIX "ssim", 0, NULL, SSIM_TEXT,
- SSIM_LONGTEXT, false )
- #endif
- add_bool( SOUT_CFG_PREFIX "quiet", 0, NULL, QUIET_TEXT,
- QUIET_LONGTEXT, false )
- #if X264_BUILD >= 47 /* r518 */
- add_integer( SOUT_CFG_PREFIX "sps-id", 0, NULL, SPS_ID_TEXT,
- SPS_ID_LONGTEXT, false )
- #endif
- add_bool( SOUT_CFG_PREFIX "aud", 0, NULL, AUD_TEXT,
- AUD_LONGTEXT, false )
- #if X264_BUILD >= 0x000e /* r81 */
- add_bool( SOUT_CFG_PREFIX "verbose", 0, NULL, VERBOSE_TEXT,
- VERBOSE_LONGTEXT, false )
- #endif
- add_string( SOUT_CFG_PREFIX "stats", "x264_2pass.log", NULL, STATS_TEXT,
- STATS_LONGTEXT, false )
- vlc_module_end ()
- /*****************************************************************************
- * Local prototypes
- *****************************************************************************/
- static const char *const ppsz_sout_options[] = {
- "8x8dct", "analyse", "asm", "aud", "bframes", "bime", "bpyramid",
- "b-adapt", "b-bias", "b-rdo", "cabac", "chroma-me", "chroma-qp-offset",
- "cplxblur", "crf", "dct-decimate", "deadzone-inter", "deadzone-intra",
- "deblock", "direct", "direct-8x8", "filter", "fast-pskip", "frameref",
- "interlaced", "ipratio", "keyint", "keyint-min", "level", "loopfilter",
- "me", "merange", "min-keyint", "mixed-refs", "mvrange", "mvrange-thread",
- "nf", "non-deterministic", "nr", "partitions", "pass", "pbratio",
- "pre-scenecut", "psnr", "qblur", "qp", "qcomp", "qpstep", "qpmax",
- "qpmin", "qp-max", "qp-min", "quiet", "ratetol", "ref", "scenecut",
- "sps-id", "ssim", "stats", "subme", "subpel", "tolerance", "trellis",
- "verbose", "vbv-bufsize", "vbv-init", "vbv-maxrate", "weightb", "weightp", "aq-mode",
- "aq-strength", "profile", "lookahead", NULL
- };
- static block_t *Encode( encoder_t *, picture_t * );
- struct encoder_sys_t
- {
- x264_t *h;
- x264_param_t param;
- int i_buffer;
- uint8_t *p_buffer;
- mtime_t i_interpolated_dts;
- char *psz_stat_name;
- };
- /*****************************************************************************
- * Open: probe the encoder
- *****************************************************************************/
- static int Open ( vlc_object_t *p_this )
- {
- encoder_t *p_enc = (encoder_t *)p_this;
- encoder_sys_t *p_sys;
- vlc_value_t val;
- int i_qmin = 0, i_qmax = 0;
- x264_nal_t *nal;
- int i, i_nal;
- if( p_enc->fmt_out.i_codec != VLC_FOURCC( 'h', '2', '6', '4' ) &&
- !p_enc->b_force )
- {
- return VLC_EGENERIC;
- }
- /* X264_POINTVER or X264_VERSION are not available */
- msg_Dbg ( p_enc, "version x264 0.%d.X", X264_BUILD );
- #if X264_BUILD < 37
- if( p_enc->fmt_in.video.i_width % 16 != 0 ||
- p_enc->fmt_in.video.i_height % 16 != 0 )
- {
- msg_Warn( p_enc, "size is not a multiple of 16 (%ix%i)",
- p_enc->fmt_in.video.i_width, p_enc->fmt_in.video.i_height );
- if( p_enc->fmt_in.video.i_width < 16 ||
- p_enc->fmt_in.video.i_height < 16 )
- {
- msg_Err( p_enc, "video is too small to be cropped" );
- return VLC_EGENERIC;
- }
- msg_Warn( p_enc, "cropping video to %ix%i",
- p_enc->fmt_in.video.i_width >> 4 << 4,
- p_enc->fmt_in.video.i_height >> 4 << 4 );
- }
- #endif
- config_ChainParse( p_enc, SOUT_CFG_PREFIX, ppsz_sout_options, p_enc->p_cfg );
- p_enc->fmt_out.i_cat = VIDEO_ES;
- p_enc->fmt_out.i_codec = VLC_FOURCC( 'h', '2', '6', '4' );
- p_enc->fmt_in.i_codec = VLC_FOURCC('I','4','2','0');
- p_enc->pf_encode_video = Encode;
- p_enc->pf_encode_audio = NULL;
- p_enc->p_sys = p_sys = malloc( sizeof( encoder_sys_t ) );
- if( !p_sys )
- return VLC_ENOMEM;
- p_sys->i_interpolated_dts = 0;
- p_sys->psz_stat_name = NULL;
- p_sys->p_buffer = NULL;
- x264_param_default( &p_sys->param );
- p_sys->param.i_width = p_enc->fmt_in.video.i_width;
- p_sys->param.i_height = p_enc->fmt_in.video.i_height;
- #if X264_BUILD < 37
- p_sys->param.i_width = p_sys->param.i_width >> 4 << 4;
- p_sys->param.i_height = p_sys->param.i_height >> 4 << 4;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "qcomp", &val );
- p_sys->param.rc.f_qcompress = val.f_float;
- var_Get( p_enc, SOUT_CFG_PREFIX "qpstep", &val );
- if( val.i_int >= 0 && val.i_int <= 51 ) p_sys->param.rc.i_qp_step = val.i_int;
- var_Get( p_enc, SOUT_CFG_PREFIX "qpmin", &val );
- if( val.i_int >= 0 && val.i_int <= 51 )
- {
- i_qmin = val.i_int;
- p_sys->param.rc.i_qp_min = i_qmin;
- }
- var_Get( p_enc, SOUT_CFG_PREFIX "qpmax", &val );
- if( val.i_int >= 0 && val.i_int <= 51 )
- {
- i_qmax = val.i_int;
- p_sys->param.rc.i_qp_max = i_qmax;
- }
- var_Get( p_enc, SOUT_CFG_PREFIX "qp", &val );
- if( val.i_int >= 0 && val.i_int <= 51 )
- {
- if( i_qmin > val.i_int ) i_qmin = val.i_int;
- if( i_qmax < val.i_int ) i_qmax = val.i_int;
- p_sys->param.rc.i_rc_method = X264_RC_CQP;
- #if X264_BUILD >= 0x000a
- p_sys->param.rc.i_qp_constant = val.i_int;
- p_sys->param.rc.i_qp_min = i_qmin;
- p_sys->param.rc.i_qp_max = i_qmax;
- #else
- p_sys->param.i_qp_constant = val.i_int;
- #endif
- } else if( p_enc->fmt_out.i_bitrate > 0 )
- {
- /* set more to ABR if user specifies bitrate, but qp ain't defined */
- p_sys->param.rc.i_bitrate = p_enc->fmt_out.i_bitrate / 1000;
- #if X264_BUILD < 48
- /* cbr = 1 overrides qp or crf and sets an average bitrate
- but maxrate = average bitrate is needed for "real" CBR */
- p_sys->param.rc.b_cbr=1;
- #endif
- p_sys->param.rc.i_rc_method = X264_RC_ABR;
- }
- else /* Set default to CRF */
- {
- #if X264_BUILD >= 37
- var_Get( p_enc, SOUT_CFG_PREFIX "crf", &val );
- # if X264_BUILD >= 48
- p_sys->param.rc.i_rc_method = X264_RC_CRF;
- # endif
- if( val.i_int > 0 && val.i_int <= 51 )
- {
- # if X264_BUILD >= 54
- p_sys->param.rc.f_rf_constant = val.i_int;
- # else
- p_sys->param.rc.i_rf_constant = val.i_int;
- # endif
- }
- #endif
- }
- #if X264_BUILD >= 24
- var_Get( p_enc, SOUT_CFG_PREFIX "ratetol", &val );
- p_sys->param.rc.f_rate_tolerance = val.f_float;
- var_Get( p_enc, SOUT_CFG_PREFIX "vbv-init", &val );
- p_sys->param.rc.f_vbv_buffer_init = val.f_float;
- var_Get( p_enc, SOUT_CFG_PREFIX "vbv-bufsize", &val );
- p_sys->param.rc.i_vbv_buffer_size = val.i_int;
- /* max bitrate = average bitrate -> CBR */
- var_Get( p_enc, SOUT_CFG_PREFIX "vbv-maxrate", &val );
- #if X264_BUILD >= 48
- if( !val.i_int && p_sys->param.rc.i_rc_method == X264_RC_ABR )
- p_sys->param.rc.i_vbv_max_bitrate = p_sys->param.rc.i_bitrate;
- else
- #endif
- p_sys->param.rc.i_vbv_max_bitrate = val.i_int;
- #else
- p_sys->param.rc.i_rc_buffer_size = p_sys->param.rc.i_bitrate;
- p_sys->param.rc.i_rc_init_buffer = p_sys->param.rc.i_bitrate / 4;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "cabac", &val );
- p_sys->param.b_cabac = val.b_bool;
- /* disable deblocking when nf (no loop filter) is enabled */
- var_Get( p_enc, SOUT_CFG_PREFIX "nf", &val );
- p_sys->param.b_deblocking_filter = !val.b_bool;
- var_Get( p_enc, SOUT_CFG_PREFIX "deblock", &val );
- if( val.psz_string )
- {
- char *p = strchr( val.psz_string, ':' );
- p_sys->param.i_deblocking_filter_alphac0 = atoi( val.psz_string );
- p_sys->param.i_deblocking_filter_beta = p ? atoi( p+1 ) : p_sys->param.i_deblocking_filter_alphac0;
- free( val.psz_string );
- }
- var_Get( p_enc, SOUT_CFG_PREFIX "level", &val );
- if( val.psz_string )
- {
- if( us_atof (val.psz_string) < 6 )
- p_sys->param.i_level_idc = (int) (10 * us_atof (val.psz_string)
- + .5);
- else
- p_sys->param.i_level_idc = atoi (val.psz_string);
- free( val.psz_string );
- }
- #if X264_BUILD >= 51 /* r570 */
- var_Get( p_enc, SOUT_CFG_PREFIX "interlaced", &val );
- p_sys->param.b_interlaced = val.b_bool;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "ipratio", &val );
- p_sys->param.rc.f_ip_factor = val.f_float;
- var_Get( p_enc, SOUT_CFG_PREFIX "pbratio", &val );
- p_sys->param.rc.f_pb_factor = val.f_float;
- var_Get( p_enc, SOUT_CFG_PREFIX "qcomp", &val );
- p_sys->param.rc.f_qcompress = val.f_float;
- var_Get( p_enc, SOUT_CFG_PREFIX "cplxblur", &val );
- p_sys->param.rc.f_complexity_blur = val.f_float;
- var_Get( p_enc, SOUT_CFG_PREFIX "qblur", &val );
- p_sys->param.rc.f_qblur = val.f_float;
- #if X264_BUILD >= 59
- var_Get( p_enc, SOUT_CFG_PREFIX "aq-mode", &val );
- p_sys->param.rc.i_aq_mode = val.i_int;
- var_Get( p_enc, SOUT_CFG_PREFIX "aq-strength", &val );
- p_sys->param.rc.f_aq_strength = val.f_float;
- #endif
- #if X264_BUILD >= 0x000e
- var_Get( p_enc, SOUT_CFG_PREFIX "verbose", &val );
- if( val.b_bool ) p_sys->param.i_log_level = X264_LOG_DEBUG;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "quiet", &val );
- if( val.b_bool ) p_sys->param.i_log_level = X264_LOG_NONE;
- #if X264_BUILD >= 47 /* r518 */
- var_Get( p_enc, SOUT_CFG_PREFIX "sps-id", &val );
- if( val.i_int >= 0 ) p_sys->param.i_sps_id = val.i_int;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "aud", &val );
- if( val.b_bool ) p_sys->param.b_aud = val.b_bool;
- var_Get( p_enc, SOUT_CFG_PREFIX "keyint", &val );
- #if X264_BUILD >= 0x000e
- if( val.i_int > 0 ) p_sys->param.i_keyint_max = val.i_int;
- #else
- if( val.i_int > 0 ) p_sys->param.i_iframe = val.i_int;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "min-keyint", &val );
- #if X264_BUILD >= 0x000e
- if( val.i_int > 0 ) p_sys->param.i_keyint_min = val.i_int;
- #else
- if( val.i_int > 0 ) p_sys->param.i_idrframe = val.i_int;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "bframes", &val );
- if( val.i_int >= 0 && val.i_int <= 16 )
- p_sys->param.i_bframe = val.i_int;
- #if X264_BUILD >= 78
- var_Get( p_enc, SOUT_CFG_PREFIX "bpyramid", &val );
- p_sys->param.i_bframe_pyramid = X264_B_PYRAMID_NONE;
- if( !strcmp( val.psz_string, "none" ) )
- {
- p_sys->param.i_bframe_pyramid = X264_B_PYRAMID_NONE;
- } else if ( !strcmp( val.psz_string, "strict" ) )
- {
- p_sys->param.i_bframe_pyramid = X264_B_PYRAMID_STRICT;
- } else if ( !strcmp( val.psz_string, "normal" ) )
- {
- p_sys->param.i_bframe_pyramid = X264_B_PYRAMID_NORMAL;
- }
- free( val.psz_string );
- #elif X264_BUILD >= 22
- var_Get( p_enc, SOUT_CFG_PREFIX "bpyramid", &val );
- p_sys->param.b_bframe_pyramid = val.b_bool;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "ref", &val );
- if( val.i_int > 0 && val.i_int <= 15 )
- p_sys->param.i_frame_reference = val.i_int;
- var_Get( p_enc, SOUT_CFG_PREFIX "scenecut", &val );
- #if X264_BUILD >= 0x000b
- if( val.i_int >= -1 && val.i_int <= 100 )
- p_sys->param.i_scenecut_threshold = val.i_int;
- #endif
- #if X264_BUILD >= 55 /* r607 */ && X264_BUILD < 67 /* r1117 */
- var_Get( p_enc, SOUT_CFG_PREFIX "pre-scenecut", &val );
- p_sys->param.b_pre_scenecut = val.b_bool;
- #endif
- #if X264_BUILD >= 55 /* r607 */
- var_Get( p_enc, SOUT_CFG_PREFIX "non-deterministic", &val );
- p_sys->param.b_deterministic = val.b_bool;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "subme", &val );
- if( val.i_int >= 1 && val.i_int <= SUBME_MAX )
- p_sys->param.analyse.i_subpel_refine = val.i_int;
- #if X264_BUILD >= 24
- var_Get( p_enc, SOUT_CFG_PREFIX "me", &val );
- if( !strcmp( val.psz_string, "dia" ) )
- {
- p_sys->param.analyse.i_me_method = X264_ME_DIA;
- }
- else if( !strcmp( val.psz_string, "hex" ) )
- {
- p_sys->param.analyse.i_me_method = X264_ME_HEX;
- }
- else if( !strcmp( val.psz_string, "umh" ) )
- {
- p_sys->param.analyse.i_me_method = X264_ME_UMH;
- }
- else if( !strcmp( val.psz_string, "esa" ) )
- {
- p_sys->param.analyse.i_me_method = X264_ME_ESA;
- }
- # if X264_BUILD >= 58 /* r728 */
- else if( !strcmp( val.psz_string, "tesa" ) )
- {
- p_sys->param.analyse.i_me_method = X264_ME_TESA;
- }
- # endif
- free( val.psz_string );
- var_Get( p_enc, SOUT_CFG_PREFIX "merange", &val );
- if( val.i_int >= 0 && val.i_int <= 64 )
- p_sys->param.analyse.i_me_range = val.i_int;
- var_Get( p_enc, SOUT_CFG_PREFIX "mvrange", &val );
- p_sys->param.analyse.i_mv_range = val.i_int;
- #endif
- #if X264_BUILD >= 55 /* r607 */
- var_Get( p_enc, SOUT_CFG_PREFIX "mvrange-thread", &val );
- p_sys->param.analyse.i_mv_range_thread = val.i_int;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "direct", &val );
- if( !strcmp( val.psz_string, "none" ) )
- {
- p_sys->param.analyse.i_direct_mv_pred = X264_DIRECT_PRED_NONE;
- }
- else if( !strcmp( val.psz_string, "spatial" ) )
- {
- p_sys->param.analyse.i_direct_mv_pred = X264_DIRECT_PRED_SPATIAL;
- }
- else if( !strcmp( val.psz_string, "temporal" ) )
- {
- p_sys->param.analyse.i_direct_mv_pred = X264_DIRECT_PRED_TEMPORAL;
- }
- #if X264_BUILD >= 45 /* r457 */
- else if( !strcmp( val.psz_string, "auto" ) )
- {
- p_sys->param.analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
- }
- #endif
- free( val.psz_string );
- var_Get( p_enc, SOUT_CFG_PREFIX "psnr", &val );
- p_sys->param.analyse.b_psnr = val.b_bool;
- #if X264_BUILD >= 50 /* r554 */
- var_Get( p_enc, SOUT_CFG_PREFIX "ssim", &val );
- p_sys->param.analyse.b_ssim = val.b_bool;
- #endif
- #if X264_BUILD >= 0x0012
- var_Get( p_enc, SOUT_CFG_PREFIX "weightb", &val );
- p_sys->param.analyse.b_weighted_bipred = val.b_bool;
- #endif
- #if X264_BUILD >= 0x0013
- var_Get( p_enc, SOUT_CFG_PREFIX "b-adapt", &val );
- #if X264_BUILD >= 63
- p_sys->param.i_bframe_adaptive = val.i_int;
- #else
- p_sys->param.b_bframe_adaptive = val.b_bool;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "b-bias", &val );
- if( val.i_int >= -100 && val.i_int <= 100 )
- p_sys->param.i_bframe_bias = val.i_int;
- #endif
- #if X264_BUILD >= 79
- p_sys->param.analyse.i_weighted_pred = var_GetInteger( p_enc, SOUT_CFG_PREFIX "weightp" );
- #endif
- #if X264_BUILD >= 23
- var_Get( p_enc, SOUT_CFG_PREFIX "chroma-me", &val );
- p_sys->param.analyse.b_chroma_me = val.b_bool;
- var_Get( p_enc, SOUT_CFG_PREFIX "chroma-qp-offset", &val );
- p_sys->param.analyse.i_chroma_qp_offset = val.i_int;
- #endif
- #if X264_BUILD >= 36
- var_Get( p_enc, SOUT_CFG_PREFIX "mixed-refs", &val );
- p_sys->param.analyse.b_mixed_references = val.b_bool;
- #endif
- #if X264_BUILD >= 39
- var_Get( p_enc, SOUT_CFG_PREFIX "trellis", &val );
- if( val.i_int >= 0 && val.i_int <= 2 )
- p_sys->param.analyse.i_trellis = val.i_int;
- #endif
- #if X264_BUILD >= 41 && X264_BUILD < 65
- var_Get( p_enc, SOUT_CFG_PREFIX "b-rdo", &val );
- p_sys->param.analyse.b_bframe_rdo = val.b_bool;
- #endif
- #if X264_BUILD >= 42
- var_Get( p_enc, SOUT_CFG_PREFIX "fast-pskip", &val );
- p_sys->param.analyse.b_fast_pskip = val.b_bool;
- #endif
- #if X264_BUILD >= 43 && X264_BUILD < 65
- var_Get( p_enc, SOUT_CFG_PREFIX "bime", &val );
- p_sys->param.analyse.b_bidir_me = val.b_bool;
- #endif
- #if X264_BUILD >= 44
- var_Get( p_enc, SOUT_CFG_PREFIX "nr", &val );
- if( val.i_int >= 0 && val.i_int <= 1000 )
- p_sys->param.analyse.i_noise_reduction = val.i_int;
- #endif
- #if X264_BUILD >= 46
- var_Get( p_enc, SOUT_CFG_PREFIX "dct-decimate", &val );
- p_sys->param.analyse.b_dct_decimate = val.b_bool;
- #endif
- #if X264_BUILD >= 52
- var_Get( p_enc, SOUT_CFG_PREFIX "deadzone-inter", &val );
- if( val.i_int >= 0 && val.i_int <= 32 )
- p_sys->param.analyse.i_luma_deadzone[0] = val.i_int;
- var_Get( p_enc, SOUT_CFG_PREFIX "deadzone-intra", &val );
- if( val.i_int >= 0 && val.i_int <= 32 )
- p_sys->param.analyse.i_luma_deadzone[1] = val.i_int;
- #if X264_BUILD <= 65
- var_Get( p_enc, SOUT_CFG_PREFIX "direct-8x8", &val );
- if( val.i_int >= -1 && val.i_int <= 1 )
- p_sys->param.analyse.i_direct_8x8_inference = val.i_int;
- #endif
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "asm", &val );
- if( !val.b_bool ) p_sys->param.cpu = 0;
- #ifndef X264_ANALYSE_BSUB16x16
- # define X264_ANALYSE_BSUB16x16 0
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "partitions", &val );
- if( !strcmp( val.psz_string, "none" ) )
- {
- p_sys->param.analyse.inter = 0;
- }
- else if( !strcmp( val.psz_string, "fast" ) )
- {
- p_sys->param.analyse.inter = X264_ANALYSE_I4x4;
- }
- else if( !strcmp( val.psz_string, "normal" ) )
- {
- p_sys->param.analyse.inter =
- X264_ANALYSE_I4x4 |
- X264_ANALYSE_PSUB16x16;
- #ifdef X264_ANALYSE_I8x8
- p_sys->param.analyse.inter |= X264_ANALYSE_I8x8;
- #endif
- }
- else if( !strcmp( val.psz_string, "slow" ) )
- {
- p_sys->param.analyse.inter =
- X264_ANALYSE_I4x4 |
- X264_ANALYSE_PSUB16x16 |
- X264_ANALYSE_BSUB16x16;
- #ifdef X264_ANALYSE_I8x8
- p_sys->param.analyse.inter |= X264_ANALYSE_I8x8;
- #endif
- }
- else if( !strcmp( val.psz_string, "all" ) )
- {
- p_sys->param.analyse.inter =
- X264_ANALYSE_I4x4 |
- X264_ANALYSE_PSUB16x16 |
- X264_ANALYSE_BSUB16x16 |
- X264_ANALYSE_PSUB8x8;
- #ifdef X264_ANALYSE_I8x8
- p_sys->param.analyse.inter |= X264_ANALYSE_I8x8;
- #endif
- }
- free( val.psz_string );
- #if X264_BUILD >= 30
- var_Get( p_enc, SOUT_CFG_PREFIX "8x8dct", &val );
- p_sys->param.analyse.b_transform_8x8 = val.b_bool;
- #endif
- if( p_enc->fmt_in.video.i_aspect > 0 )
- {
- int64_t i_num, i_den;
- unsigned int i_dst_num, i_dst_den;
- i_num = p_enc->fmt_in.video.i_aspect *
- (int64_t)p_enc->fmt_in.video.i_height;
- i_den = VOUT_ASPECT_FACTOR * p_enc->fmt_in.video.i_width;
- vlc_ureduce( &i_dst_num, &i_dst_den, i_num, i_den, 0 );
- p_sys->param.vui.i_sar_width = i_dst_num;
- p_sys->param.vui.i_sar_height = i_dst_den;
- }
- if( p_enc->fmt_in.video.i_frame_rate_base > 0 )
- {
- p_sys->param.i_fps_num = p_enc->fmt_in.video.i_frame_rate;
- p_sys->param.i_fps_den = p_enc->fmt_in.video.i_frame_rate_base;
- }
- /* x264 vbv-bufsize = 0 (default). if not provided set period
- in seconds for local maximum bitrate (cache/bufsize) based
- on average bitrate when use has told bitrate.
- vbv-buffer size is set to bitrate * secods between keyframes */
- if( !p_sys->param.rc.i_vbv_buffer_size &&
- p_sys->param.rc.i_rc_method == X264_RC_ABR &&
- p_sys->param.i_fps_num )
- {
- p_sys->param.rc.i_vbv_buffer_size = p_sys->param.rc.i_bitrate *
- p_sys->param.i_fps_den;
- #if X264_BUILD >= 0x000e
- p_sys->param.rc.i_vbv_buffer_size *= p_sys->param.i_keyint_max;
- #else
- p_sys->param.rc.i_vbv_buffer_size *= p_sys->param.i_idrframe;
- #endif
- p_sys->param.rc.i_vbv_buffer_size /= p_sys->param.i_fps_num;
- }
- /* Check if user has given some profile (baseline,main,high) to limit
- * settings, and apply those*/
- var_Get( p_enc, SOUT_CFG_PREFIX "profile", &val );
- if( val.psz_string )
- {
- if( !strcasecmp( val.psz_string, "baseline" ) )
- {
- msg_Dbg( p_enc, "Limiting to baseline profile");
- p_sys->param.analyse.b_transform_8x8 = 0;
- p_sys->param.b_cabac = 0;
- p_sys->param.i_bframe = 0;
- #if X264_BUILD >= 79
- p_sys->param.analyse.i_weighted_pred = X264_WEIGHTP_NONE;
- #endif
- }
- else if (!strcasecmp( val.psz_string, "main" ) )
- {
- msg_Dbg( p_enc, "Limiting to main-profile");
- p_sys->param.analyse.b_transform_8x8 = 0;
- }
- /* high profile don't restrict stuff*/
- }
- free( val.psz_string );
- unsigned i_cpu = vlc_CPU();
- if( !(i_cpu & CPU_CAPABILITY_MMX) )
- {
- p_sys->param.cpu &= ~X264_CPU_MMX;
- }
- if( !(i_cpu & CPU_CAPABILITY_MMXEXT) )
- {
- p_sys->param.cpu &= ~X264_CPU_MMXEXT;
- }
- if( !(i_cpu & CPU_CAPABILITY_SSE) )
- {
- p_sys->param.cpu &= ~X264_CPU_SSE;
- }
- if( !(i_cpu & CPU_CAPABILITY_SSE2) )
- {
- p_sys->param.cpu &= ~X264_CPU_SSE2;
- }
- /* BUILD 29 adds support for multi-threaded encoding while BUILD 49 (r543)
- also adds support for threads = 0 for automatically selecting an optimal
- value (cores * 1.5) based on detected CPUs. Default behavior for x264 is
- threads = 1, however VLC usage differs and uses threads = 0 (auto) by
- default unless ofcourse transcode threads is explicitly specified.. */
- #if X264_BUILD >= 29
- p_sys->param.i_threads = p_enc->i_threads;
- #endif
- var_Get( p_enc, SOUT_CFG_PREFIX "stats", &val );
- if( val.psz_string )
- {
- p_sys->param.rc.psz_stat_in =
- p_sys->param.rc.psz_stat_out =
- p_sys->psz_stat_name = val.psz_string;
- }
- var_Get( p_enc, SOUT_CFG_PREFIX "pass", &val );
- if( val.i_int > 0 && val.i_int <= 3 )
- {
- p_sys->param.rc.b_stat_write = val.i_int & 1;
- p_sys->param.rc.b_stat_read = val.i_int & 2;
- }
- /* We need to initialize pthreadw32 before we open the encoder,
- but only oncce for the whole application. Since pthreadw32
- doesn't keep a refcount, do it ourselves. */
- #ifdef PTW32_STATIC_LIB
- vlc_value_t lock, count;
- var_Create( p_enc->p_libvlc, "pthread_win32_mutex", VLC_VAR_MUTEX );
- var_Get( p_enc->p_libvlc, "pthread_win32_mutex", &lock );
- vlc_mutex_lock( lock.p_address );
- var_Create( p_enc->p_libvlc, "pthread_win32_count", VLC_VAR_INTEGER );
- var_Get( p_enc->p_libvlc, "pthread_win32_count", &count );
- if( count.i_int == 0 )
- {
- msg_Dbg( p_enc, "initializing pthread-win32" );
- if( !pthread_win32_process_attach_np() || !pthread_win32_thread_attach_np() )
- {
- msg_Warn( p_enc, "pthread Win32 Initialization failed" );
- vlc_mutex_unlock( lock.p_address );
- return VLC_EGENERIC;
- }
- }
- count.i_int++;
- var_Set( p_enc->p_libvlc, "pthread_win32_count", count );
- vlc_mutex_unlock( lock.p_address );
- #endif
- #if X264_BUILD >= 69
- /* Set lookahead value to lower than default,
- * as rtp-output without mux doesn't handle
- * difference that well yet*/
- p_sys->param.rc.i_lookahead= var_GetInteger( p_enc, SOUT_CFG_PREFIX "lookahead" );
- #endif
- /* Open the encoder */
- p_sys->h = x264_encoder_open( &p_sys->param );
- if( p_sys->h == NULL )
- {
- msg_Err( p_enc, "cannot open x264 encoder" );
- Close( VLC_OBJECT(p_enc) );
- return VLC_EGENERIC;
- }
- /* alloc mem */
- p_sys->i_buffer = 4 * p_enc->fmt_in.video.i_width *
- p_enc->fmt_in.video.i_height + 1000;
- p_sys->p_buffer = malloc( p_sys->i_buffer );
- if( !p_sys->p_buffer )
- {
- Close( VLC_OBJECT(p_enc) );
- return VLC_ENOMEM;
- }
- /* get the globals headers */
- p_enc->fmt_out.i_extra = 0;
- p_enc->fmt_out.p_extra = NULL;
- #if X264_BUILD >= 76
- p_enc->fmt_out.i_extra = x264_encoder_headers( p_sys->h, &nal, &i_nal );
- p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
- if( !p_enc->fmt_out.p_extra )
- {
- Close( VLC_OBJECT(p_enc) );
- return VLC_ENOMEM;
- }
- void *p_tmp = p_enc->fmt_out.p_extra;
- for( i = 0; i < i_nal; i++ )
- {
- memcpy( p_tmp, nal[i].p_payload, nal[i].i_payload );
- p_tmp += nal[i].i_payload;
- }
- #else
- x264_encoder_headers( p_sys->h, &nal, &i_nal );
- for( i = 0; i < i_nal; i++ )
- {
- void *p_tmp;
- int i_size = p_sys->i_buffer;
- x264_nal_encode( p_sys->p_buffer, &i_size, 1, &nal[i] );
- p_tmp = realloc( p_enc->fmt_out.p_extra, p_enc->fmt_out.i_extra + i_size );
- if( !p_tmp )
- {
- Close( VLC_OBJECT(p_enc) );
- return VLC_ENOMEM;
- }
- p_enc->fmt_out.p_extra = p_tmp;
- memcpy( (uint8_t*)p_enc->fmt_out.p_extra + p_enc->fmt_out.i_extra,
- p_sys->p_buffer, i_size );
- p_enc->fmt_out.i_extra += i_size;
- }
- #endif
- return VLC_SUCCESS;
- }
- /****************************************************************************
- * Encode:
- ****************************************************************************/
- static block_t *Encode( encoder_t *p_enc, picture_t *p_pict )
- {
- encoder_sys_t *p_sys = p_enc->p_sys;
- x264_picture_t pic;
- x264_nal_t *nal;
- block_t *p_block;
- int i_nal, i_out, i;
- /* init pic */
- memset( &pic, 0, sizeof( x264_picture_t ) );
- pic.i_pts = p_pict->date;
- pic.img.i_csp = X264_CSP_I420;
- pic.img.i_plane = p_pict->i_planes;
- for( i = 0; i < p_pict->i_planes; i++ )
- {
- pic.img.plane[i] = p_pict->p[i].p_pixels;
- pic.img.i_stride[i] = p_pict->p[i].i_pitch;
- }
- #if X264_BUILD >= 0x0013
- x264_encoder_encode( p_sys->h, &nal, &i_nal, &pic, &pic );
- #else
- x264_encoder_encode( p_sys->h, &nal, &i_nal, &pic );
- #endif
- if( !i_nal ) return NULL;
- for( i = 0, i_out = 0; i < i_nal; i++ )
- {
- #if X264_BUILD >= 76
- memcpy( p_sys->p_buffer + i_out, nal[i].p_payload, nal[i].i_payload );
- i_out += nal[i].i_payload;
- #else
- int i_size = p_sys->i_buffer - i_out;
- x264_nal_encode( p_sys->p_buffer + i_out, &i_size, 1, &nal[i] );
- i_out += i_size;
- #endif
- }
- p_block = block_New( p_enc, i_out );
- if( !p_block ) return NULL;
- memcpy( p_block->p_buffer, p_sys->p_buffer, i_out );
- if( pic.i_type == X264_TYPE_IDR || pic.i_type == X264_TYPE_I )
- p_block->i_flags |= BLOCK_FLAG_TYPE_I;
- else if( pic.i_type == X264_TYPE_P )
- p_block->i_flags |= BLOCK_FLAG_TYPE_P;
- else if( pic.i_type == X264_TYPE_B )
- p_block->i_flags |= BLOCK_FLAG_TYPE_B;
- /* This isn't really valid for streams with B-frames */
- p_block->i_length = INT64_C(1000000) *
- p_enc->fmt_in.video.i_frame_rate_base /
- p_enc->fmt_in.video.i_frame_rate;
- p_block->i_pts = pic.i_pts;
- if( p_sys->param.i_bframe > 0 )
- {
- if( p_block->i_flags & BLOCK_FLAG_TYPE_B )
- {
- /* FIXME : this is wrong if bpyramid is set */
- p_block->i_dts = p_block->i_pts;
- p_sys->i_interpolated_dts = p_block->i_dts;
- }
- else
- {
- if( p_sys->i_interpolated_dts )
- {
- p_block->i_dts = p_sys->i_interpolated_dts;
- }
- else
- {
- /* Let's put something sensible */
- p_block->i_dts = p_block->i_pts;
- }
- p_sys->i_interpolated_dts += p_block->i_length;
- }
- }
- else
- {
- p_block->i_dts = p_block->i_pts;
- }
- return p_block;
- }
- /*****************************************************************************
- * CloseEncoder: x264 encoder destruction
- *****************************************************************************/
- static void Close( vlc_object_t *p_this )
- {
- encoder_t *p_enc = (encoder_t *)p_this;
- encoder_sys_t *p_sys = p_enc->p_sys;
- free( p_sys->psz_stat_name );
- if( p_sys->h )
- x264_encoder_close( p_sys->h );
- #ifdef PTW32_STATIC_LIB
- vlc_value_t lock, count;
- var_Create( p_enc->p_libvlc, "pthread_win32_mutex", VLC_VAR_MUTEX );
- var_Get( p_enc->p_libvlc, "pthread_win32_mutex", &lock );
- vlc_mutex_lock( lock.p_address );
- var_Create( p_enc->p_libvlc, "pthread_win32_count", VLC_VAR_INTEGER );
- var_Get( p_enc->p_libvlc, "pthread_win32_count", &count );
- count.i_int--;
- var_Set( p_enc->p_libvlc, "pthread_win32_count", count );
- if( count.i_int == 0 )
- {
- pthread_win32_thread_detach_np();
- pthread_win32_process_detach_np();
- msg_Dbg( p_enc, "pthread-win32 deinitialized" );
- }
- vlc_mutex_unlock( lock.p_address );
- #endif
- free( p_sys->p_buffer );
- free( p_sys );
- }