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Diffstat (limited to 'libpostproc/postprocess.c')
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diff --git a/libpostproc/postprocess.c b/libpostproc/postprocess.c new file mode 100644 index 0000000..1fef874 --- /dev/null +++ b/libpostproc/postprocess.c @@ -0,0 +1,1041 @@ +/* + * Copyright (C) 2001-2003 Michael Niedermayer (michaelni@gmx.at) + * + * AltiVec optimizations (C) 2004 Romain Dolbeau <romain@dolbeau.org> + * + * This file is part of FFmpeg. + * + * FFmpeg 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. + * + * FFmpeg 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 FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * postprocessing. + */ + +/* + C MMX MMX2 3DNow AltiVec +isVertDC Ec Ec Ec +isVertMinMaxOk Ec Ec Ec +doVertLowPass E e e Ec +doVertDefFilter Ec Ec e e Ec +isHorizDC Ec Ec Ec +isHorizMinMaxOk a E Ec +doHorizLowPass E e e Ec +doHorizDefFilter Ec Ec e e Ec +do_a_deblock Ec E Ec E +deRing E e e* Ecp +Vertical RKAlgo1 E a a +Horizontal RKAlgo1 a a +Vertical X1# a E E +Horizontal X1# a E E +LinIpolDeinterlace e E E* +CubicIpolDeinterlace a e e* +LinBlendDeinterlace e E E* +MedianDeinterlace# E Ec Ec +TempDeNoiser# E e e Ec + +* I do not have a 3DNow! CPU -> it is untested, but no one said it does not work so it seems to work +# more or less selfinvented filters so the exactness is not too meaningful +E = Exact implementation +e = almost exact implementation (slightly different rounding,...) +a = alternative / approximate impl +c = checked against the other implementations (-vo md5) +p = partially optimized, still some work to do +*/ + +/* +TODO: +reduce the time wasted on the mem transfer +unroll stuff if instructions depend too much on the prior one +move YScale thing to the end instead of fixing QP +write a faster and higher quality deblocking filter :) +make the mainloop more flexible (variable number of blocks at once + (the if/else stuff per block is slowing things down) +compare the quality & speed of all filters +split this huge file +optimize c versions +try to unroll inner for(x=0 ... loop to avoid these damn if(x ... checks +... +*/ + +//Changelog: use git log + +#include "config.h" +#include "libavutil/avutil.h" +#include "libavutil/avassert.h" +#include "libavutil/intreadwrite.h" +#include <inttypes.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +//#undef HAVE_MMXEXT_INLINE +//#define HAVE_AMD3DNOW_INLINE +//#undef HAVE_MMX_INLINE +//#undef ARCH_X86 +//#define DEBUG_BRIGHTNESS +#include "postprocess.h" +#include "postprocess_internal.h" +#include "libavutil/avstring.h" +#include "libavutil/ppc/util_altivec.h" + +#include "libavutil/ffversion.h" +const char postproc_ffversion[] = "FFmpeg version " FFMPEG_VERSION; + +unsigned postproc_version(void) +{ + av_assert0(LIBPOSTPROC_VERSION_MICRO >= 100); + return LIBPOSTPROC_VERSION_INT; +} + +const char *postproc_configuration(void) +{ + return FFMPEG_CONFIGURATION; +} + +const char *postproc_license(void) +{ +#define LICENSE_PREFIX "libpostproc license: " + return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1; +} + +#define GET_MODE_BUFFER_SIZE 500 +#define OPTIONS_ARRAY_SIZE 10 +#define BLOCK_SIZE 8 +#define TEMP_STRIDE 8 +//#define NUM_BLOCKS_AT_ONCE 16 //not used yet + +#if ARCH_X86 && HAVE_INLINE_ASM +DECLARE_ASM_CONST(8, uint64_t, w05)= 0x0005000500050005LL; +DECLARE_ASM_CONST(8, uint64_t, w04)= 0x0004000400040004LL; +DECLARE_ASM_CONST(8, uint64_t, w20)= 0x0020002000200020LL; +DECLARE_ASM_CONST(8, uint64_t, b00)= 0x0000000000000000LL; +DECLARE_ASM_CONST(8, uint64_t, b01)= 0x0101010101010101LL; +DECLARE_ASM_CONST(8, uint64_t, b02)= 0x0202020202020202LL; +DECLARE_ASM_CONST(8, uint64_t, b08)= 0x0808080808080808LL; +DECLARE_ASM_CONST(8, uint64_t, b80)= 0x8080808080808080LL; +#endif + +DECLARE_ASM_CONST(8, int, deringThreshold)= 20; + + +static const struct PPFilter filters[]= +{ + {"hb", "hdeblock", 1, 1, 3, H_DEBLOCK}, + {"vb", "vdeblock", 1, 2, 4, V_DEBLOCK}, +/* {"hr", "rkhdeblock", 1, 1, 3, H_RK1_FILTER}, + {"vr", "rkvdeblock", 1, 2, 4, V_RK1_FILTER},*/ + {"h1", "x1hdeblock", 1, 1, 3, H_X1_FILTER}, + {"v1", "x1vdeblock", 1, 2, 4, V_X1_FILTER}, + {"ha", "ahdeblock", 1, 1, 3, H_A_DEBLOCK}, + {"va", "avdeblock", 1, 2, 4, V_A_DEBLOCK}, + {"dr", "dering", 1, 5, 6, DERING}, + {"al", "autolevels", 0, 1, 2, LEVEL_FIX}, + {"lb", "linblenddeint", 1, 1, 4, LINEAR_BLEND_DEINT_FILTER}, + {"li", "linipoldeint", 1, 1, 4, LINEAR_IPOL_DEINT_FILTER}, + {"ci", "cubicipoldeint", 1, 1, 4, CUBIC_IPOL_DEINT_FILTER}, + {"md", "mediandeint", 1, 1, 4, MEDIAN_DEINT_FILTER}, + {"fd", "ffmpegdeint", 1, 1, 4, FFMPEG_DEINT_FILTER}, + {"l5", "lowpass5", 1, 1, 4, LOWPASS5_DEINT_FILTER}, + {"tn", "tmpnoise", 1, 7, 8, TEMP_NOISE_FILTER}, + {"fq", "forcequant", 1, 0, 0, FORCE_QUANT}, + {"be", "bitexact", 1, 0, 0, BITEXACT}, + {"vi", "visualize", 1, 0, 0, VISUALIZE}, + {NULL, NULL,0,0,0,0} //End Marker +}; + +static const char * const replaceTable[]= +{ + "default", "hb:a,vb:a,dr:a", + "de", "hb:a,vb:a,dr:a", + "fast", "h1:a,v1:a,dr:a", + "fa", "h1:a,v1:a,dr:a", + "ac", "ha:a:128:7,va:a,dr:a", + NULL //End Marker +}; + +/* The horizontal functions exist only in C because the MMX + * code is faster with vertical filters and transposing. */ + +/** + * Check if the given 8x8 Block is mostly "flat" + */ +static inline int isHorizDC_C(const uint8_t src[], int stride, const PPContext *c) +{ + int numEq= 0; + int y; + const int dcOffset= ((c->nonBQP*c->ppMode.baseDcDiff)>>8) + 1; + const int dcThreshold= dcOffset*2 + 1; + + for(y=0; y<BLOCK_SIZE; y++){ + numEq += ((unsigned)(src[0] - src[1] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[1] - src[2] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[2] - src[3] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[3] - src[4] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[4] - src[5] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[5] - src[6] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[6] - src[7] + dcOffset)) < dcThreshold; + src+= stride; + } + return numEq > c->ppMode.flatnessThreshold; +} + +/** + * Check if the middle 8x8 Block in the given 8x16 block is flat + */ +static inline int isVertDC_C(const uint8_t src[], int stride, const PPContext *c) +{ + int numEq= 0; + int y; + const int dcOffset= ((c->nonBQP*c->ppMode.baseDcDiff)>>8) + 1; + const int dcThreshold= dcOffset*2 + 1; + + src+= stride*4; // src points to begin of the 8x8 Block + for(y=0; y<BLOCK_SIZE-1; y++){ + numEq += ((unsigned)(src[0] - src[0+stride] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[1] - src[1+stride] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[2] - src[2+stride] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[3] - src[3+stride] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[4] - src[4+stride] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[5] - src[5+stride] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[6] - src[6+stride] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[7] - src[7+stride] + dcOffset)) < dcThreshold; + src+= stride; + } + return numEq > c->ppMode.flatnessThreshold; +} + +static inline int isHorizMinMaxOk_C(const uint8_t src[], int stride, int QP) +{ + int i; + for(i=0; i<2; i++){ + if((unsigned)(src[0] - src[5] + 2*QP) > 4*QP) return 0; + src += stride; + if((unsigned)(src[2] - src[7] + 2*QP) > 4*QP) return 0; + src += stride; + if((unsigned)(src[4] - src[1] + 2*QP) > 4*QP) return 0; + src += stride; + if((unsigned)(src[6] - src[3] + 2*QP) > 4*QP) return 0; + src += stride; + } + return 1; +} + +static inline int isVertMinMaxOk_C(const uint8_t src[], int stride, int QP) +{ + int x; + src+= stride*4; + for(x=0; x<BLOCK_SIZE; x+=4){ + if((unsigned)(src[ x + 0*stride] - src[ x + 5*stride] + 2*QP) > 4*QP) return 0; + if((unsigned)(src[1+x + 2*stride] - src[1+x + 7*stride] + 2*QP) > 4*QP) return 0; + if((unsigned)(src[2+x + 4*stride] - src[2+x + 1*stride] + 2*QP) > 4*QP) return 0; + if((unsigned)(src[3+x + 6*stride] - src[3+x + 3*stride] + 2*QP) > 4*QP) return 0; + } + return 1; +} + +static inline int horizClassify_C(const uint8_t src[], int stride, const PPContext *c) +{ + if( isHorizDC_C(src, stride, c) ){ + return isHorizMinMaxOk_C(src, stride, c->QP); + }else{ + return 2; + } +} + +static inline int vertClassify_C(const uint8_t src[], int stride, const PPContext *c) +{ + if( isVertDC_C(src, stride, c) ){ + return isVertMinMaxOk_C(src, stride, c->QP); + }else{ + return 2; + } +} + +static inline void doHorizDefFilter_C(uint8_t dst[], int stride, const PPContext *c) +{ + int y; + for(y=0; y<BLOCK_SIZE; y++){ + const int middleEnergy= 5*(dst[4] - dst[3]) + 2*(dst[2] - dst[5]); + + if(FFABS(middleEnergy) < 8*c->QP){ + const int q=(dst[3] - dst[4])/2; + const int leftEnergy= 5*(dst[2] - dst[1]) + 2*(dst[0] - dst[3]); + const int rightEnergy= 5*(dst[6] - dst[5]) + 2*(dst[4] - dst[7]); + + int d= FFABS(middleEnergy) - FFMIN( FFABS(leftEnergy), FFABS(rightEnergy) ); + d= FFMAX(d, 0); + + d= (5*d + 32) >> 6; + d*= FFSIGN(-middleEnergy); + + if(q>0) + { + d = FFMAX(d, 0); + d = FFMIN(d, q); + } + else + { + d = FFMIN(d, 0); + d = FFMAX(d, q); + } + + dst[3]-= d; + dst[4]+= d; + } + dst+= stride; + } +} + +/** + * Do a horizontal low pass filter on the 10x8 block (dst points to middle 8x8 Block) + * using the 9-Tap Filter (1,1,2,2,4,2,2,1,1)/16 (C version) + */ +static inline void doHorizLowPass_C(uint8_t dst[], int stride, const PPContext *c) +{ + int y; + for(y=0; y<BLOCK_SIZE; y++){ + const int first= FFABS(dst[-1] - dst[0]) < c->QP ? dst[-1] : dst[0]; + const int last= FFABS(dst[8] - dst[7]) < c->QP ? dst[8] : dst[7]; + + int sums[10]; + sums[0] = 4*first + dst[0] + dst[1] + dst[2] + 4; + sums[1] = sums[0] - first + dst[3]; + sums[2] = sums[1] - first + dst[4]; + sums[3] = sums[2] - first + dst[5]; + sums[4] = sums[3] - first + dst[6]; + sums[5] = sums[4] - dst[0] + dst[7]; + sums[6] = sums[5] - dst[1] + last; + sums[7] = sums[6] - dst[2] + last; + sums[8] = sums[7] - dst[3] + last; + sums[9] = sums[8] - dst[4] + last; + + dst[0]= (sums[0] + sums[2] + 2*dst[0])>>4; + dst[1]= (sums[1] + sums[3] + 2*dst[1])>>4; + dst[2]= (sums[2] + sums[4] + 2*dst[2])>>4; + dst[3]= (sums[3] + sums[5] + 2*dst[3])>>4; + dst[4]= (sums[4] + sums[6] + 2*dst[4])>>4; + dst[5]= (sums[5] + sums[7] + 2*dst[5])>>4; + dst[6]= (sums[6] + sums[8] + 2*dst[6])>>4; + dst[7]= (sums[7] + sums[9] + 2*dst[7])>>4; + + dst+= stride; + } +} + +/** + * Experimental Filter 1 (Horizontal) + * will not damage linear gradients + * Flat blocks should look like they were passed through the (1,1,2,2,4,2,2,1,1) 9-Tap filter + * can only smooth blocks at the expected locations (it cannot smooth them if they did move) + * MMX2 version does correct clipping C version does not + * not identical with the vertical one + */ +static inline void horizX1Filter(uint8_t *src, int stride, int QP) +{ + int y; + static uint64_t lut[256]; + if(!lut[255]) + { + int i; + for(i=0; i<256; i++) + { + int v= i < 128 ? 2*i : 2*(i-256); +/* +//Simulate 112242211 9-Tap filter + uint64_t a= (v/16) & 0xFF; + uint64_t b= (v/8) & 0xFF; + uint64_t c= (v/4) & 0xFF; + uint64_t d= (3*v/8) & 0xFF; +*/ +//Simulate piecewise linear interpolation + uint64_t a= (v/16) & 0xFF; + uint64_t b= (v*3/16) & 0xFF; + uint64_t c= (v*5/16) & 0xFF; + uint64_t d= (7*v/16) & 0xFF; + uint64_t A= (0x100 - a)&0xFF; + uint64_t B= (0x100 - b)&0xFF; + uint64_t C= (0x100 - c)&0xFF; + uint64_t D= (0x100 - c)&0xFF; + + lut[i] = (a<<56) | (b<<48) | (c<<40) | (d<<32) | + (D<<24) | (C<<16) | (B<<8) | (A); + //lut[i] = (v<<32) | (v<<24); + } + } + + for(y=0; y<BLOCK_SIZE; y++){ + int a= src[1] - src[2]; + int b= src[3] - src[4]; + int c= src[5] - src[6]; + + int d= FFMAX(FFABS(b) - (FFABS(a) + FFABS(c))/2, 0); + + if(d < QP){ + int v = d * FFSIGN(-b); + + src[1] +=v/8; + src[2] +=v/4; + src[3] +=3*v/8; + src[4] -=3*v/8; + src[5] -=v/4; + src[6] -=v/8; + } + src+=stride; + } +} + +/** + * accurate deblock filter + */ +static av_always_inline void do_a_deblock_C(uint8_t *src, int step, + int stride, const PPContext *c, int mode) +{ + int y; + const int QP= c->QP; + const int dcOffset= ((c->nonBQP*c->ppMode.baseDcDiff)>>8) + 1; + const int dcThreshold= dcOffset*2 + 1; +//START_TIMER + src+= step*4; // src points to begin of the 8x8 Block + for(y=0; y<8; y++){ + int numEq= 0; + + numEq += ((unsigned)(src[-1*step] - src[0*step] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[ 0*step] - src[1*step] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[ 1*step] - src[2*step] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[ 2*step] - src[3*step] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[ 3*step] - src[4*step] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[ 4*step] - src[5*step] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[ 5*step] - src[6*step] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[ 6*step] - src[7*step] + dcOffset)) < dcThreshold; + numEq += ((unsigned)(src[ 7*step] - src[8*step] + dcOffset)) < dcThreshold; + if(numEq > c->ppMode.flatnessThreshold){ + int min, max, x; + + if(src[0] > src[step]){ + max= src[0]; + min= src[step]; + }else{ + max= src[step]; + min= src[0]; + } + for(x=2; x<8; x+=2){ + if(src[x*step] > src[(x+1)*step]){ + if(src[x *step] > max) max= src[ x *step]; + if(src[(x+1)*step] < min) min= src[(x+1)*step]; + }else{ + if(src[(x+1)*step] > max) max= src[(x+1)*step]; + if(src[ x *step] < min) min= src[ x *step]; + } + } + if(max-min < 2*QP){ + const int first= FFABS(src[-1*step] - src[0]) < QP ? src[-1*step] : src[0]; + const int last= FFABS(src[8*step] - src[7*step]) < QP ? src[8*step] : src[7*step]; + + int sums[10]; + sums[0] = 4*first + src[0*step] + src[1*step] + src[2*step] + 4; + sums[1] = sums[0] - first + src[3*step]; + sums[2] = sums[1] - first + src[4*step]; + sums[3] = sums[2] - first + src[5*step]; + sums[4] = sums[3] - first + src[6*step]; + sums[5] = sums[4] - src[0*step] + src[7*step]; + sums[6] = sums[5] - src[1*step] + last; + sums[7] = sums[6] - src[2*step] + last; + sums[8] = sums[7] - src[3*step] + last; + sums[9] = sums[8] - src[4*step] + last; + + if (mode & VISUALIZE) { + src[0*step] = + src[1*step] = + src[2*step] = + src[3*step] = + src[4*step] = + src[5*step] = + src[6*step] = + src[7*step] = 128; + } + src[0*step]= (sums[0] + sums[2] + 2*src[0*step])>>4; + src[1*step]= (sums[1] + sums[3] + 2*src[1*step])>>4; + src[2*step]= (sums[2] + sums[4] + 2*src[2*step])>>4; + src[3*step]= (sums[3] + sums[5] + 2*src[3*step])>>4; + src[4*step]= (sums[4] + sums[6] + 2*src[4*step])>>4; + src[5*step]= (sums[5] + sums[7] + 2*src[5*step])>>4; + src[6*step]= (sums[6] + sums[8] + 2*src[6*step])>>4; + src[7*step]= (sums[7] + sums[9] + 2*src[7*step])>>4; + } + }else{ + const int middleEnergy= 5*(src[4*step] - src[3*step]) + 2*(src[2*step] - src[5*step]); + + if(FFABS(middleEnergy) < 8*QP){ + const int q=(src[3*step] - src[4*step])/2; + const int leftEnergy= 5*(src[2*step] - src[1*step]) + 2*(src[0*step] - src[3*step]); + const int rightEnergy= 5*(src[6*step] - src[5*step]) + 2*(src[4*step] - src[7*step]); + + int d= FFABS(middleEnergy) - FFMIN( FFABS(leftEnergy), FFABS(rightEnergy) ); + d= FFMAX(d, 0); + + d= (5*d + 32) >> 6; + d*= FFSIGN(-middleEnergy); + + if(q>0){ + d = FFMAX(d, 0); + d = FFMIN(d, q); + }else{ + d = FFMIN(d, 0); + d = FFMAX(d, q); + } + + if ((mode & VISUALIZE) && d) { + d= (d < 0) ? 32 : -32; + src[3*step]= av_clip_uint8(src[3*step] - d); + src[4*step]= av_clip_uint8(src[4*step] + d); + d = 0; + } + + src[3*step]-= d; + src[4*step]+= d; + } + } + + src += stride; + } +/*if(step==16){ + STOP_TIMER("step16") +}else{ + STOP_TIMER("stepX") +}*/ +} + +//Note: we have C, MMX, MMX2, 3DNOW version there is no 3DNOW+MMX2 one +//Plain C versions +//we always compile C for testing which needs bitexactness +#define TEMPLATE_PP_C 1 +#include "postprocess_template.c" + +#if HAVE_ALTIVEC +# define TEMPLATE_PP_ALTIVEC 1 +# include "postprocess_altivec_template.c" +# include "postprocess_template.c" +#endif + +#if ARCH_X86 && HAVE_INLINE_ASM +# if CONFIG_RUNTIME_CPUDETECT +# define TEMPLATE_PP_MMX 1 +# include "postprocess_template.c" +# define TEMPLATE_PP_MMXEXT 1 +# include "postprocess_template.c" +# define TEMPLATE_PP_3DNOW 1 +# include "postprocess_template.c" +# define TEMPLATE_PP_SSE2 1 +# include "postprocess_template.c" +# else +# if HAVE_SSE2_INLINE +# define TEMPLATE_PP_SSE2 1 +# include "postprocess_template.c" +# elif HAVE_MMXEXT_INLINE +# define TEMPLATE_PP_MMXEXT 1 +# include "postprocess_template.c" +# elif HAVE_AMD3DNOW_INLINE +# define TEMPLATE_PP_3DNOW 1 +# include "postprocess_template.c" +# elif HAVE_MMX_INLINE +# define TEMPLATE_PP_MMX 1 +# include "postprocess_template.c" +# endif +# endif +#endif + +typedef void (*pp_fn)(const uint8_t src[], int srcStride, uint8_t dst[], int dstStride, int width, int height, + const int8_t QPs[], int QPStride, int isColor, PPContext *c2); + +static inline void postProcess(const uint8_t src[], int srcStride, uint8_t dst[], int dstStride, int width, int height, + const int8_t QPs[], int QPStride, int isColor, pp_mode *vm, pp_context *vc) +{ + pp_fn pp = postProcess_C; + PPContext *c= (PPContext *)vc; + PPMode *ppMode= (PPMode *)vm; + c->ppMode= *ppMode; //FIXME + + if (!(ppMode->lumMode & BITEXACT)) { +#if CONFIG_RUNTIME_CPUDETECT +#if ARCH_X86 && HAVE_INLINE_ASM + // ordered per speed fastest first + if (c->cpuCaps & AV_CPU_FLAG_SSE2) pp = postProcess_SSE2; + else if (c->cpuCaps & AV_CPU_FLAG_MMXEXT) pp = postProcess_MMX2; + else if (c->cpuCaps & AV_CPU_FLAG_3DNOW) pp = postProcess_3DNow; + else if (c->cpuCaps & AV_CPU_FLAG_MMX) pp = postProcess_MMX; +#elif HAVE_ALTIVEC + if (c->cpuCaps & AV_CPU_FLAG_ALTIVEC) pp = postProcess_altivec; +#endif +#else /* CONFIG_RUNTIME_CPUDETECT */ +#if HAVE_SSE2_INLINE + pp = postProcess_SSE2; +#elif HAVE_MMXEXT_INLINE + pp = postProcess_MMX2; +#elif HAVE_AMD3DNOW_INLINE + pp = postProcess_3DNow; +#elif HAVE_MMX_INLINE + pp = postProcess_MMX; +#elif HAVE_ALTIVEC + pp = postProcess_altivec; +#endif +#endif /* !CONFIG_RUNTIME_CPUDETECT */ + } + + pp(src, srcStride, dst, dstStride, width, height, QPs, QPStride, isColor, c); +} + +/* -pp Command line Help +*/ +const char pp_help[] = +"Available postprocessing filters:\n" +"Filters Options\n" +"short long name short long option Description\n" +"* * a autoq CPU power dependent enabler\n" +" c chrom chrominance filtering enabled\n" +" y nochrom chrominance filtering disabled\n" +" n noluma luma filtering disabled\n" +"hb hdeblock (2 threshold) horizontal deblocking filter\n" +" 1. difference factor: default=32, higher -> more deblocking\n" +" 2. flatness threshold: default=39, lower -> more deblocking\n" +" the h & v deblocking filters share these\n" +" so you can't set different thresholds for h / v\n" +"vb vdeblock (2 threshold) vertical deblocking filter\n" +"ha hadeblock (2 threshold) horizontal deblocking filter\n" +"va vadeblock (2 threshold) vertical deblocking filter\n" +"h1 x1hdeblock experimental h deblock filter 1\n" +"v1 x1vdeblock experimental v deblock filter 1\n" +"dr dering deringing filter\n" +"al autolevels automatic brightness / contrast\n" +" f fullyrange stretch luminance to (0..255)\n" +"lb linblenddeint linear blend deinterlacer\n" +"li linipoldeint linear interpolating deinterlace\n" +"ci cubicipoldeint cubic interpolating deinterlacer\n" +"md mediandeint median deinterlacer\n" +"fd ffmpegdeint ffmpeg deinterlacer\n" +"l5 lowpass5 FIR lowpass deinterlacer\n" +"de default hb:a,vb:a,dr:a\n" +"fa fast h1:a,v1:a,dr:a\n" +"ac ha:a:128:7,va:a,dr:a\n" +"tn tmpnoise (3 threshold) temporal noise reducer\n" +" 1. <= 2. <= 3. larger -> stronger filtering\n" +"fq forceQuant <quantizer> force quantizer\n" +"Usage:\n" +"<filterName>[:<option>[:<option>...]][[,|/][-]<filterName>[:<option>...]]...\n" +"long form example:\n" +"vdeblock:autoq/hdeblock:autoq/linblenddeint default,-vdeblock\n" +"short form example:\n" +"vb:a/hb:a/lb de,-vb\n" +"more examples:\n" +"tn:64:128:256\n" +"\n" +; + +pp_mode *pp_get_mode_by_name_and_quality(const char *name, int quality) +{ + char temp[GET_MODE_BUFFER_SIZE]; + char *p= temp; + static const char filterDelimiters[] = ",/"; + static const char optionDelimiters[] = ":|"; + struct PPMode *ppMode; + char *filterToken; + + if (!name) { + av_log(NULL, AV_LOG_ERROR, "pp: Missing argument\n"); + return NULL; + } + + if (!strcmp(name, "help")) { + const char *p; + for (p = pp_help; strchr(p, '\n'); p = strchr(p, '\n') + 1) { + av_strlcpy(temp, p, FFMIN(sizeof(temp), strchr(p, '\n') - p + 2)); + av_log(NULL, AV_LOG_INFO, "%s", temp); + } + return NULL; + } + + ppMode= av_malloc(sizeof(PPMode)); + if (!ppMode) + return NULL; + + ppMode->lumMode= 0; + ppMode->chromMode= 0; + ppMode->maxTmpNoise[0]= 700; + ppMode->maxTmpNoise[1]= 1500; + ppMode->maxTmpNoise[2]= 3000; + ppMode->maxAllowedY= 234; + ppMode->minAllowedY= 16; + ppMode->baseDcDiff= 256/8; + ppMode->flatnessThreshold= 56-16-1; + ppMode->maxClippedThreshold= (AVRational){1,100}; + ppMode->error=0; + + memset(temp, 0, GET_MODE_BUFFER_SIZE); + av_strlcpy(temp, name, GET_MODE_BUFFER_SIZE - 1); + + av_log(NULL, AV_LOG_DEBUG, "pp: %s\n", name); + + for(;;){ + const char *filterName; + int q= 1000000; //PP_QUALITY_MAX; + int chrom=-1; + int luma=-1; + const char *option; + const char *options[OPTIONS_ARRAY_SIZE]; + int i; + int filterNameOk=0; + int numOfUnknownOptions=0; + int enable=1; //does the user want us to enabled or disabled the filter + char *tokstate; + + filterToken= av_strtok(p, filterDelimiters, &tokstate); + if(!filterToken) break; + p+= strlen(filterToken) + 1; // p points to next filterToken + filterName= av_strtok(filterToken, optionDelimiters, &tokstate); + if (!filterName) { + ppMode->error++; + break; + } + av_log(NULL, AV_LOG_DEBUG, "pp: %s::%s\n", filterToken, filterName); + + if(*filterName == '-'){ + enable=0; + filterName++; + } + + for(;;){ //for all options + option= av_strtok(NULL, optionDelimiters, &tokstate); + if(!option) break; + + av_log(NULL, AV_LOG_DEBUG, "pp: option: %s\n", option); + if(!strcmp("autoq", option) || !strcmp("a", option)) q= quality; + else if(!strcmp("nochrom", option) || !strcmp("y", option)) chrom=0; + else if(!strcmp("chrom", option) || !strcmp("c", option)) chrom=1; + else if(!strcmp("noluma", option) || !strcmp("n", option)) luma=0; + else{ + options[numOfUnknownOptions] = option; + numOfUnknownOptions++; + } + if(numOfUnknownOptions >= OPTIONS_ARRAY_SIZE-1) break; + } + options[numOfUnknownOptions] = NULL; + + /* replace stuff from the replace Table */ + for(i=0; replaceTable[2*i]; i++){ + if(!strcmp(replaceTable[2*i], filterName)){ + size_t newlen = strlen(replaceTable[2*i + 1]); + int plen; + int spaceLeft; + + p--, *p=','; + + plen= strlen(p); + spaceLeft= p - temp + plen; + if(spaceLeft + newlen >= GET_MODE_BUFFER_SIZE - 1){ + ppMode->error++; + break; + } + memmove(p + newlen, p, plen+1); + memcpy(p, replaceTable[2*i + 1], newlen); + filterNameOk=1; + } + } + + for(i=0; filters[i].shortName; i++){ + if( !strcmp(filters[i].longName, filterName) + || !strcmp(filters[i].shortName, filterName)){ + ppMode->lumMode &= ~filters[i].mask; + ppMode->chromMode &= ~filters[i].mask; + + filterNameOk=1; + if(!enable) break; // user wants to disable it + + if(q >= filters[i].minLumQuality && luma) + ppMode->lumMode|= filters[i].mask; + if(chrom==1 || (chrom==-1 && filters[i].chromDefault)) + if(q >= filters[i].minChromQuality) + ppMode->chromMode|= filters[i].mask; + + if(filters[i].mask == LEVEL_FIX){ + int o; + ppMode->minAllowedY= 16; + ppMode->maxAllowedY= 234; + for(o=0; options[o]; o++){ + if( !strcmp(options[o],"fullyrange") + ||!strcmp(options[o],"f")){ + ppMode->minAllowedY= 0; + ppMode->maxAllowedY= 255; + numOfUnknownOptions--; + } + } + } + else if(filters[i].mask == TEMP_NOISE_FILTER) + { + int o; + int numOfNoises=0; + + for(o=0; options[o]; o++){ + char *tail; + ppMode->maxTmpNoise[numOfNoises]= + strtol(options[o], &tail, 0); + if(tail!=options[o]){ + numOfNoises++; + numOfUnknownOptions--; + if(numOfNoises >= 3) break; + } + } + } + else if(filters[i].mask == V_DEBLOCK || filters[i].mask == H_DEBLOCK + || filters[i].mask == V_A_DEBLOCK || filters[i].mask == H_A_DEBLOCK){ + int o; + + for(o=0; options[o] && o<2; o++){ + char *tail; + int val= strtol(options[o], &tail, 0); + if(tail==options[o]) break; + + numOfUnknownOptions--; + if(o==0) ppMode->baseDcDiff= val; + else ppMode->flatnessThreshold= val; + } + } + else if(filters[i].mask == FORCE_QUANT){ + int o; + ppMode->forcedQuant= 15; + + for(o=0; options[o] && o<1; o++){ + char *tail; + int val= strtol(options[o], &tail, 0); + if(tail==options[o]) break; + + numOfUnknownOptions--; + ppMode->forcedQuant= val; + } + } + } + } + if(!filterNameOk) ppMode->error++; + ppMode->error += numOfUnknownOptions; + } + + av_log(NULL, AV_LOG_DEBUG, "pp: lumMode=%X, chromMode=%X\n", ppMode->lumMode, ppMode->chromMode); + if(ppMode->error){ + av_log(NULL, AV_LOG_ERROR, "%d errors in postprocess string \"%s\"\n", ppMode->error, name); + av_free(ppMode); + return NULL; + } + return ppMode; +} + +void pp_free_mode(pp_mode *mode){ + av_free(mode); +} + +static void reallocAlign(void **p, int size){ + av_free(*p); + *p= av_mallocz(size); +} + +static void reallocBuffers(PPContext *c, int width, int height, int stride, int qpStride){ + int mbWidth = (width+15)>>4; + int mbHeight= (height+15)>>4; + int i; + + c->stride= stride; + c->qpStride= qpStride; + + reallocAlign((void **)&c->tempDst, stride*24+32); + reallocAlign((void **)&c->tempSrc, stride*24); + reallocAlign((void **)&c->tempBlocks, 2*16*8); + reallocAlign((void **)&c->yHistogram, 256*sizeof(uint64_t)); + for(i=0; i<256; i++) + c->yHistogram[i]= width*height/64*15/256; + + for(i=0; i<3; i++){ + //Note: The +17*1024 is just there so I do not have to worry about r/w over the end. + reallocAlign((void **)&c->tempBlurred[i], stride*mbHeight*16 + 17*1024); + reallocAlign((void **)&c->tempBlurredPast[i], 256*((height+7)&(~7))/2 + 17*1024);//FIXME size + } + + reallocAlign((void **)&c->deintTemp, 2*width+32); + reallocAlign((void **)&c->nonBQPTable, qpStride*mbHeight*sizeof(int8_t)); + reallocAlign((void **)&c->stdQPTable, qpStride*mbHeight*sizeof(int8_t)); + reallocAlign((void **)&c->forcedQPTable, mbWidth*sizeof(int8_t)); +} + +static const char * context_to_name(void * ptr) { + return "postproc"; +} + +static const AVClass av_codec_context_class = { "Postproc", context_to_name, NULL }; + +av_cold pp_context *pp_get_context(int width, int height, int cpuCaps){ + PPContext *c= av_mallocz(sizeof(PPContext)); + int stride= FFALIGN(width, 16); //assumed / will realloc if needed + int qpStride= (width+15)/16 + 2; //assumed / will realloc if needed + + if (!c) + return NULL; + + c->av_class = &av_codec_context_class; + if(cpuCaps&PP_FORMAT){ + c->hChromaSubSample= cpuCaps&0x3; + c->vChromaSubSample= (cpuCaps>>4)&0x3; + }else{ + c->hChromaSubSample= 1; + c->vChromaSubSample= 1; + } + if (cpuCaps & PP_CPU_CAPS_AUTO) { + c->cpuCaps = av_get_cpu_flags(); + } else { + c->cpuCaps = 0; + if (cpuCaps & PP_CPU_CAPS_MMX) c->cpuCaps |= AV_CPU_FLAG_MMX; + if (cpuCaps & PP_CPU_CAPS_MMX2) c->cpuCaps |= AV_CPU_FLAG_MMXEXT; + if (cpuCaps & PP_CPU_CAPS_3DNOW) c->cpuCaps |= AV_CPU_FLAG_3DNOW; + if (cpuCaps & PP_CPU_CAPS_ALTIVEC) c->cpuCaps |= AV_CPU_FLAG_ALTIVEC; + } + + reallocBuffers(c, width, height, stride, qpStride); + + c->frameNum=-1; + + return c; +} + +av_cold void pp_free_context(void *vc){ + PPContext *c = (PPContext*)vc; + int i; + + for(i=0; i<FF_ARRAY_ELEMS(c->tempBlurred); i++) + av_free(c->tempBlurred[i]); + for(i=0; i<FF_ARRAY_ELEMS(c->tempBlurredPast); i++) + av_free(c->tempBlurredPast[i]); + + av_free(c->tempBlocks); + av_free(c->yHistogram); + av_free(c->tempDst); + av_free(c->tempSrc); + av_free(c->deintTemp); + av_free(c->stdQPTable); + av_free(c->nonBQPTable); + av_free(c->forcedQPTable); + + memset(c, 0, sizeof(PPContext)); + + av_free(c); +} + +void pp_postprocess(const uint8_t * src[3], const int srcStride[3], + uint8_t * dst[3], const int dstStride[3], + int width, int height, + const int8_t *QP_store, int QPStride, + pp_mode *vm, void *vc, int pict_type) +{ + int mbWidth = (width+15)>>4; + int mbHeight= (height+15)>>4; + PPMode *mode = vm; + PPContext *c = vc; + int minStride= FFMAX(FFABS(srcStride[0]), FFABS(dstStride[0])); + int absQPStride = FFABS(QPStride); + + // c->stride and c->QPStride are always positive + if(c->stride < minStride || c->qpStride < absQPStride) + reallocBuffers(c, width, height, + FFMAX(minStride, c->stride), + FFMAX(c->qpStride, absQPStride)); + + if(!QP_store || (mode->lumMode & FORCE_QUANT)){ + int i; + QP_store= c->forcedQPTable; + absQPStride = QPStride = 0; + if(mode->lumMode & FORCE_QUANT) + for(i=0; i<mbWidth; i++) c->forcedQPTable[i]= mode->forcedQuant; + else + for(i=0; i<mbWidth; i++) c->forcedQPTable[i]= 1; + } + + if(pict_type & PP_PICT_TYPE_QP2){ + int i; + const int count= FFMAX(mbHeight * absQPStride, mbWidth); + for(i=0; i<(count>>2); i++){ + AV_WN32(c->stdQPTable + (i<<2), AV_RN32(QP_store + (i<<2)) >> 1 & 0x7F7F7F7F); + } + for(i<<=2; i<count; i++){ + c->stdQPTable[i] = QP_store[i]>>1; + } + QP_store= c->stdQPTable; + QPStride= absQPStride; + } + + if(0){ + int x,y; + for(y=0; y<mbHeight; y++){ + for(x=0; x<mbWidth; x++){ + av_log(c, AV_LOG_INFO, "%2d ", QP_store[x + y*QPStride]); + } + av_log(c, AV_LOG_INFO, "\n"); + } + av_log(c, AV_LOG_INFO, "\n"); + } + + if((pict_type&7)!=3){ + if (QPStride >= 0){ + int i; + const int count= FFMAX(mbHeight * QPStride, mbWidth); + for(i=0; i<(count>>2); i++){ + AV_WN32(c->nonBQPTable + (i<<2), AV_RN32(QP_store + (i<<2)) & 0x3F3F3F3F); + } + for(i<<=2; i<count; i++){ + c->nonBQPTable[i] = QP_store[i] & 0x3F; + } + } else { + int i,j; + for(i=0; i<mbHeight; i++) { + for(j=0; j<absQPStride; j++) { + c->nonBQPTable[i*absQPStride+j] = QP_store[i*QPStride+j] & 0x3F; + } + } + } + } + + av_log(c, AV_LOG_DEBUG, "using npp filters 0x%X/0x%X\n", + mode->lumMode, mode->chromMode); + + postProcess(src[0], srcStride[0], dst[0], dstStride[0], + width, height, QP_store, QPStride, 0, mode, c); + + if (!(src[1] && src[2] && dst[1] && dst[2])) + return; + + width = (width )>>c->hChromaSubSample; + height = (height)>>c->vChromaSubSample; + + if(mode->chromMode){ + postProcess(src[1], srcStride[1], dst[1], dstStride[1], + width, height, QP_store, QPStride, 1, mode, c); + postProcess(src[2], srcStride[2], dst[2], dstStride[2], + width, height, QP_store, QPStride, 2, mode, c); + } + else if(srcStride[1] == dstStride[1] && srcStride[2] == dstStride[2]){ + linecpy(dst[1], src[1], height, srcStride[1]); + linecpy(dst[2], src[2], height, srcStride[2]); + }else{ + int y; + for(y=0; y<height; y++){ + memcpy(&(dst[1][y*dstStride[1]]), &(src[1][y*srcStride[1]]), width); + memcpy(&(dst[2][y*dstStride[2]]), &(src[2][y*srcStride[2]]), width); + } + } +} |
