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FFmpeg/libswscale/swscale_internal.h
Diego Biurrun 83da2c6f26 Use full path for #includes from another directory. 
Originally committed as revision 26702 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
2008-05-09 12:00:25 +00:00

282 lines
8.9 KiB
C
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/*
* Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
*
* 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 <altivec.h>
#endif
#include "libavutil/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 */
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