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976a8b2179
* qatar/master: (40 commits) H.264: template left MB handling H.264: faster fill_decode_caches H.264: faster write_back_* H.264: faster fill_filter_caches H.264: make filter_mb_fast support the case of unavailable top mb Do not include log.h in avutil.h Do not include pixfmt.h in avutil.h Do not include rational.h in avutil.h Do not include mathematics.h in avutil.h Do not include intfloat_readwrite.h in avutil.h Remove return statements following infinite loops without break RTSP: Doxygen comment cleanup doxygen: Escape '\' in Doxygen documentation. md5: cosmetics md5: use AV_WL32 to write result md5: add fate test md5: include correct headers md5: fix test program doxygen: Drop array size declarations from Doxygen parameter names. doxygen: Fix parameter names to match the function prototypes. ... Conflicts: libavcodec/x86/dsputil_mmx.c libavformat/flvenc.c libavformat/oggenc.c libavformat/wtv.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
180 lines
5.6 KiB
C
180 lines
5.6 KiB
C
/*
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* Copyright (C) 2001-2002 Michael Niedermayer (michaelni@gmx.at)
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* internal api header.
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*/
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#ifndef POSTPROC_POSTPROCESS_INTERNAL_H
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#define POSTPROC_POSTPROCESS_INTERNAL_H
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#include <string.h>
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#include "libavutil/avutil.h"
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#include "libavutil/log.h"
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#include "postprocess.h"
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#define V_DEBLOCK 0x01
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#define H_DEBLOCK 0x02
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#define DERING 0x04
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#define LEVEL_FIX 0x08 ///< Brightness & Contrast
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#define LUM_V_DEBLOCK V_DEBLOCK // 1
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#define LUM_H_DEBLOCK H_DEBLOCK // 2
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#define CHROM_V_DEBLOCK (V_DEBLOCK<<4) // 16
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#define CHROM_H_DEBLOCK (H_DEBLOCK<<4) // 32
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#define LUM_DERING DERING // 4
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#define CHROM_DERING (DERING<<4) // 64
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#define LUM_LEVEL_FIX LEVEL_FIX // 8
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#define CHROM_LEVEL_FIX (LEVEL_FIX<<4) // 128 (not implemented yet)
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// Experimental vertical filters
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#define V_X1_FILTER 0x0200 // 512
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#define V_A_DEBLOCK 0x0400
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// Experimental horizontal filters
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#define H_X1_FILTER 0x2000 // 8192
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#define H_A_DEBLOCK 0x4000
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/// select between full y range (255-0) or standart one (234-16)
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#define FULL_Y_RANGE 0x8000 // 32768
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//Deinterlacing Filters
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#define LINEAR_IPOL_DEINT_FILTER 0x10000 // 65536
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#define LINEAR_BLEND_DEINT_FILTER 0x20000 // 131072
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#define CUBIC_BLEND_DEINT_FILTER 0x8000 // (not implemented yet)
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#define CUBIC_IPOL_DEINT_FILTER 0x40000 // 262144
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#define MEDIAN_DEINT_FILTER 0x80000 // 524288
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#define FFMPEG_DEINT_FILTER 0x400000
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#define LOWPASS5_DEINT_FILTER 0x800000
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#define TEMP_NOISE_FILTER 0x100000
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#define FORCE_QUANT 0x200000
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//use if you want a faster postprocessing code
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//cannot differentiate between chroma & luma filters (both on or both off)
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//obviously the -pp option on the command line has no effect except turning the here selected
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//filters on
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//#define COMPILE_TIME_MODE 0x77
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static inline int CLIP(int a){
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if(a&256) return ((a)>>31)^(-1);
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else return a;
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}
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/**
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* Postprocessng filter.
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*/
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struct PPFilter{
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const char *shortName;
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const char *longName;
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int chromDefault; ///< is chrominance filtering on by default if this filter is manually activated
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int minLumQuality; ///< minimum quality to turn luminance filtering on
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int minChromQuality; ///< minimum quality to turn chrominance filtering on
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int mask; ///< Bitmask to turn this filter on
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};
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/**
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* Postprocessng mode.
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*/
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typedef struct PPMode{
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int lumMode; ///< acivates filters for luminance
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int chromMode; ///< acivates filters for chrominance
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int error; ///< non zero on error
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int minAllowedY; ///< for brigtness correction
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int maxAllowedY; ///< for brihtness correction
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float maxClippedThreshold; ///< amount of "black" u r willing to loose to get a brightness corrected picture
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int maxTmpNoise[3]; ///< for Temporal Noise Reducing filter (Maximal sum of abs differences)
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int baseDcDiff;
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int flatnessThreshold;
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int forcedQuant; ///< quantizer if FORCE_QUANT is used
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} PPMode;
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/**
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* postprocess context.
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*/
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typedef struct PPContext{
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/**
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* info on struct for av_log
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*/
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const AVClass *av_class;
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uint8_t *tempBlocks; ///<used for the horizontal code
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/**
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* luma histogram.
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* we need 64bit here otherwise we'll going to have a problem
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* after watching a black picture for 5 hours
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*/
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uint64_t *yHistogram;
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DECLARE_ALIGNED(8, uint64_t, packedYOffset);
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DECLARE_ALIGNED(8, uint64_t, packedYScale);
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/** Temporal noise reducing buffers */
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uint8_t *tempBlurred[3];
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int32_t *tempBlurredPast[3];
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/** Temporary buffers for handling the last row(s) */
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uint8_t *tempDst;
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uint8_t *tempSrc;
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uint8_t *deintTemp;
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DECLARE_ALIGNED(8, uint64_t, pQPb);
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DECLARE_ALIGNED(8, uint64_t, pQPb2);
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DECLARE_ALIGNED(8, uint64_t, mmxDcOffset)[64];
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DECLARE_ALIGNED(8, uint64_t, mmxDcThreshold)[64];
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QP_STORE_T *stdQPTable; ///< used to fix MPEG2 style qscale
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QP_STORE_T *nonBQPTable;
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QP_STORE_T *forcedQPTable;
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int QP;
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int nonBQP;
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int frameNum;
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int cpuCaps;
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int qpStride; ///<size of qp buffers (needed to realloc them if needed)
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int stride; ///<size of some buffers (needed to realloc them if needed)
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int hChromaSubSample;
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int vChromaSubSample;
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PPMode ppMode;
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} PPContext;
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static inline void linecpy(void *dest, const void *src, int lines, int stride) {
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if (stride > 0) {
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memcpy(dest, src, lines*stride);
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} else {
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memcpy((uint8_t*)dest+(lines-1)*stride, (const uint8_t*)src+(lines-1)*stride, -lines*stride);
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}
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}
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#endif /* POSTPROC_POSTPROCESS_INTERNAL_H */
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