/* * Copyright (C) 2001-2003 Michael Niedermayer * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser 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 */ #ifndef FFMPEG_SWSCALE_INTERNAL_H #define FFMPEG_SWSCALE_INTERNAL_H #include "config.h" #ifdef HAVE_ALTIVEC_H #include #endif #include "avutil.h" #define MAX_FILTER_SIZE 256 #define VOFW 2048 #define VOF (VOFW*2) typedef int (*SwsFunc)(struct SwsContext *context, uint8_t* src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t* dst[], int dstStride[]); /* this struct should be aligned on at least 32-byte boundary */ typedef struct SwsContext{ /** * info on struct for av_log */ const AVClass *av_class; /** * Note that src, dst, srcStride, dstStride will be copied in the * sws_scale() wrapper so they can be freely modified here. */ SwsFunc swScale; int srcW, srcH, dstH; int chrSrcW, chrSrcH, chrDstW, chrDstH; int lumXInc, chrXInc; int lumYInc, chrYInc; int dstFormat, srcFormat; ///< format 4:2:0 type is always YV12 int origDstFormat, origSrcFormat; ///< format int chrSrcHSubSample, chrSrcVSubSample; int chrIntHSubSample, chrIntVSubSample; int chrDstHSubSample, chrDstVSubSample; int vChrDrop; int sliceDir; double param[2]; int16_t **lumPixBuf; int16_t **chrPixBuf; int16_t *hLumFilter; int16_t *hLumFilterPos; int16_t *hChrFilter; int16_t *hChrFilterPos; int16_t *vLumFilter; int16_t *vLumFilterPos; int16_t *vChrFilter; int16_t *vChrFilterPos; uint8_t formatConvBuffer[VOF]; //FIXME dynamic alloc, but we have to change a lot of code for this to be useful int hLumFilterSize; int hChrFilterSize; int vLumFilterSize; int vChrFilterSize; int vLumBufSize; int vChrBufSize; uint8_t *funnyYCode; uint8_t *funnyUVCode; int32_t *lumMmx2FilterPos; int32_t *chrMmx2FilterPos; int16_t *lumMmx2Filter; int16_t *chrMmx2Filter; int canMMX2BeUsed; int lastInLumBuf; int lastInChrBuf; int lumBufIndex; int chrBufIndex; int dstY; int flags; void * yuvTable; // pointer to the yuv->rgb table start so it can be freed() uint8_t * table_rV[256]; uint8_t * table_gU[256]; int table_gV[256]; uint8_t * table_bU[256]; //Colorspace stuff int contrast, brightness, saturation; // for sws_getColorspaceDetails int srcColorspaceTable[4]; int dstColorspaceTable[4]; int srcRange, dstRange; #define RED_DITHER "0*8" #define GREEN_DITHER "1*8" #define BLUE_DITHER "2*8" #define Y_COEFF "3*8" #define VR_COEFF "4*8" #define UB_COEFF "5*8" #define VG_COEFF "6*8" #define UG_COEFF "7*8" #define Y_OFFSET "8*8" #define U_OFFSET "9*8" #define V_OFFSET "10*8" #define LUM_MMX_FILTER_OFFSET "11*8" #define CHR_MMX_FILTER_OFFSET "11*8+4*4*256" #define DSTW_OFFSET "11*8+4*4*256*2" //do not change, it is hardcoded in the asm #define ESP_OFFSET "11*8+4*4*256*2+8" #define VROUNDER_OFFSET "11*8+4*4*256*2+16" #define U_TEMP "11*8+4*4*256*2+24" #define V_TEMP "11*8+4*4*256*2+32" uint64_t redDither __attribute__((aligned(8))); uint64_t greenDither __attribute__((aligned(8))); uint64_t blueDither __attribute__((aligned(8))); uint64_t yCoeff __attribute__((aligned(8))); uint64_t vrCoeff __attribute__((aligned(8))); uint64_t ubCoeff __attribute__((aligned(8))); uint64_t vgCoeff __attribute__((aligned(8))); uint64_t ugCoeff __attribute__((aligned(8))); uint64_t yOffset __attribute__((aligned(8))); uint64_t uOffset __attribute__((aligned(8))); uint64_t vOffset __attribute__((aligned(8))); int32_t lumMmxFilter[4*MAX_FILTER_SIZE]; int32_t chrMmxFilter[4*MAX_FILTER_SIZE]; int dstW; uint64_t esp __attribute__((aligned(8))); uint64_t vRounder __attribute__((aligned(8))); uint64_t u_temp __attribute__((aligned(8))); uint64_t v_temp __attribute__((aligned(8))); #ifdef HAVE_ALTIVEC vector signed short CY; vector signed short CRV; vector signed short CBU; vector signed short CGU; vector signed short CGV; vector signed short OY; vector unsigned short CSHIFT; vector signed short *vYCoeffsBank, *vCCoeffsBank; #endif #ifdef ARCH_BFIN uint32_t oy __attribute__((aligned(4))); uint32_t oc __attribute__((aligned(4))); uint32_t zero __attribute__((aligned(4))); uint32_t cy __attribute__((aligned(4))); uint32_t crv __attribute__((aligned(4))); uint32_t rmask __attribute__((aligned(4))); uint32_t cbu __attribute__((aligned(4))); uint32_t bmask __attribute__((aligned(4))); uint32_t cgu __attribute__((aligned(4))); uint32_t cgv __attribute__((aligned(4))); uint32_t gmask __attribute__((aligned(4))); #endif #ifdef HAVE_VIS uint64_t sparc_coeffs[10] __attribute__((aligned(8))); #endif } SwsContext; //FIXME check init (where 0) SwsFunc yuv2rgb_get_func_ptr (SwsContext *c); int yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation); void yuv2rgb_altivec_init_tables (SwsContext *c, const int inv_table[4],int brightness,int contrast, int saturation); SwsFunc yuv2rgb_init_altivec (SwsContext *c); void altivec_yuv2packedX (SwsContext *c, int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize, int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize, uint8_t *dest, int dstW, int dstY); const char *sws_format_name(int format); //FIXME replace this with something faster #define isPlanarYUV(x) ( \ (x)==PIX_FMT_YUV410P \ || (x)==PIX_FMT_YUV420P \ || (x)==PIX_FMT_YUV411P \ || (x)==PIX_FMT_YUV422P \ || (x)==PIX_FMT_YUV444P \ || (x)==PIX_FMT_YUV440P \ || (x)==PIX_FMT_NV12 \ || (x)==PIX_FMT_NV21 \ ) #define isYUV(x) ( \ (x)==PIX_FMT_UYVY422 \ || (x)==PIX_FMT_YUYV422 \ || isPlanarYUV(x) \ ) #define isGray(x) ( \ (x)==PIX_FMT_GRAY8 \ || (x)==PIX_FMT_GRAY16BE \ || (x)==PIX_FMT_GRAY16LE \ ) #define isGray16(x) ( \ (x)==PIX_FMT_GRAY16BE \ || (x)==PIX_FMT_GRAY16LE \ ) #define isRGB(x) ( \ (x)==PIX_FMT_BGR32 \ || (x)==PIX_FMT_RGB24 \ || (x)==PIX_FMT_RGB565 \ || (x)==PIX_FMT_RGB555 \ || (x)==PIX_FMT_RGB8 \ || (x)==PIX_FMT_RGB4 \ || (x)==PIX_FMT_RGB4_BYTE \ || (x)==PIX_FMT_MONOBLACK \ ) #define isBGR(x) ( \ (x)==PIX_FMT_RGB32 \ || (x)==PIX_FMT_BGR24 \ || (x)==PIX_FMT_BGR565 \ || (x)==PIX_FMT_BGR555 \ || (x)==PIX_FMT_BGR8 \ || (x)==PIX_FMT_BGR4 \ || (x)==PIX_FMT_BGR4_BYTE \ || (x)==PIX_FMT_MONOBLACK \ ) static inline int fmt_depth(int fmt) { switch(fmt) { case PIX_FMT_BGRA: case PIX_FMT_ABGR: case PIX_FMT_RGBA: case PIX_FMT_ARGB: return 32; case PIX_FMT_BGR24: case PIX_FMT_RGB24: return 24; case PIX_FMT_BGR565: case PIX_FMT_RGB565: case PIX_FMT_GRAY16BE: case PIX_FMT_GRAY16LE: return 16; case PIX_FMT_BGR555: case PIX_FMT_RGB555: return 15; case PIX_FMT_BGR8: case PIX_FMT_RGB8: return 8; case PIX_FMT_BGR4: case PIX_FMT_RGB4: case PIX_FMT_BGR4_BYTE: case PIX_FMT_RGB4_BYTE: return 4; case PIX_FMT_MONOBLACK: return 1; default: return 0; } } extern const DECLARE_ALIGNED(8, uint64_t, ff_dither4[2]); extern const DECLARE_ALIGNED(8, uint64_t, ff_dither8[2]); #endif /* FFMPEG_SWSCALE_INTERNAL_H */