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315 lines
9.7 KiB
315 lines
9.7 KiB
/* |
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* Copyright (C) 2001-2003 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 |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (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 GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License 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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#ifndef SWSCALE_SWSCALE_INTERNAL_H |
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#define SWSCALE_SWSCALE_INTERNAL_H |
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#include "config.h" |
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#if HAVE_ALTIVEC_H |
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#include <altivec.h> |
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#endif |
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#include "libavutil/avutil.h" |
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#define STR(s) AV_TOSTRING(s) //AV_STRINGIFY is too long |
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#define MAX_FILTER_SIZE 256 |
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#define VOFW 2048 |
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#define VOF (VOFW*2) |
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#ifdef WORDS_BIGENDIAN |
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#define ALT32_CORR (-1) |
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#else |
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#define ALT32_CORR 1 |
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#endif |
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#if ARCH_X86_64 |
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# define APCK_PTR2 8 |
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# define APCK_COEF 16 |
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# define APCK_SIZE 24 |
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#else |
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# define APCK_PTR2 4 |
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# define APCK_COEF 8 |
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# define APCK_SIZE 16 |
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#endif |
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typedef int (*SwsFunc)(struct SwsContext *context, uint8_t* src[], int srcStride[], int srcSliceY, |
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int srcSliceH, uint8_t* dst[], int dstStride[]); |
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/* This struct should be aligned on at least a 32-byte boundary. */ |
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typedef struct SwsContext{ |
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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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/** |
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* Note that src, dst, srcStride, dstStride will be copied in the |
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* sws_scale() wrapper so they can be freely modified here. |
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*/ |
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SwsFunc swScale; |
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int srcW, srcH, dstH; |
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int chrSrcW, chrSrcH, chrDstW, chrDstH; |
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int lumXInc, chrXInc; |
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int lumYInc, chrYInc; |
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enum PixelFormat dstFormat, srcFormat; ///< format 4:2:0 type is always YV12 |
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int origDstFormat, origSrcFormat; ///< format |
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int chrSrcHSubSample, chrSrcVSubSample; |
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int chrIntHSubSample, chrIntVSubSample; |
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int chrDstHSubSample, chrDstVSubSample; |
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int vChrDrop; |
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int sliceDir; |
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double param[2]; |
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uint32_t pal_yuv[256]; |
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uint32_t pal_rgb[256]; |
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int16_t **lumPixBuf; |
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int16_t **chrPixBuf; |
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int16_t *hLumFilter; |
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int16_t *hLumFilterPos; |
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int16_t *hChrFilter; |
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int16_t *hChrFilterPos; |
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int16_t *vLumFilter; |
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int16_t *vLumFilterPos; |
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int16_t *vChrFilter; |
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int16_t *vChrFilterPos; |
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uint8_t formatConvBuffer[VOF]; //FIXME dynamic allocation, but we have to change a lot of code for this to be useful |
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int hLumFilterSize; |
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int hChrFilterSize; |
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int vLumFilterSize; |
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int vChrFilterSize; |
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int vLumBufSize; |
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int vChrBufSize; |
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uint8_t *funnyYCode; |
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uint8_t *funnyUVCode; |
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int32_t *lumMmx2FilterPos; |
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int32_t *chrMmx2FilterPos; |
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int16_t *lumMmx2Filter; |
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int16_t *chrMmx2Filter; |
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int canMMX2BeUsed; |
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int lastInLumBuf; |
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int lastInChrBuf; |
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int lumBufIndex; |
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int chrBufIndex; |
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int dstY; |
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int flags; |
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void * yuvTable; // pointer to the yuv->rgb table start so it can be freed() |
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uint8_t * table_rV[256]; |
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uint8_t * table_gU[256]; |
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int table_gV[256]; |
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uint8_t * table_bU[256]; |
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//Colorspace stuff |
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int contrast, brightness, saturation; // for sws_getColorspaceDetails |
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int srcColorspaceTable[4]; |
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int dstColorspaceTable[4]; |
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int srcRange, dstRange; |
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int yuv2rgb_y_offset; |
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int yuv2rgb_y_coeff; |
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int yuv2rgb_v2r_coeff; |
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int yuv2rgb_v2g_coeff; |
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int yuv2rgb_u2g_coeff; |
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int yuv2rgb_u2b_coeff; |
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#define RED_DITHER "0*8" |
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#define GREEN_DITHER "1*8" |
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#define BLUE_DITHER "2*8" |
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#define Y_COEFF "3*8" |
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#define VR_COEFF "4*8" |
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#define UB_COEFF "5*8" |
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#define VG_COEFF "6*8" |
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#define UG_COEFF "7*8" |
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#define Y_OFFSET "8*8" |
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#define U_OFFSET "9*8" |
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#define V_OFFSET "10*8" |
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#define LUM_MMX_FILTER_OFFSET "11*8" |
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#define CHR_MMX_FILTER_OFFSET "11*8+4*4*256" |
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#define DSTW_OFFSET "11*8+4*4*256*2" //do not change, it is hardcoded in the ASM |
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#define ESP_OFFSET "11*8+4*4*256*2+8" |
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#define VROUNDER_OFFSET "11*8+4*4*256*2+16" |
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#define U_TEMP "11*8+4*4*256*2+24" |
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#define V_TEMP "11*8+4*4*256*2+32" |
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uint64_t redDither __attribute__((aligned(8))); |
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uint64_t greenDither __attribute__((aligned(8))); |
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uint64_t blueDither __attribute__((aligned(8))); |
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uint64_t yCoeff __attribute__((aligned(8))); |
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uint64_t vrCoeff __attribute__((aligned(8))); |
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uint64_t ubCoeff __attribute__((aligned(8))); |
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uint64_t vgCoeff __attribute__((aligned(8))); |
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uint64_t ugCoeff __attribute__((aligned(8))); |
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uint64_t yOffset __attribute__((aligned(8))); |
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uint64_t uOffset __attribute__((aligned(8))); |
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uint64_t vOffset __attribute__((aligned(8))); |
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int32_t lumMmxFilter[4*MAX_FILTER_SIZE]; |
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int32_t chrMmxFilter[4*MAX_FILTER_SIZE]; |
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int dstW; |
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uint64_t esp __attribute__((aligned(8))); |
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uint64_t vRounder __attribute__((aligned(8))); |
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uint64_t u_temp __attribute__((aligned(8))); |
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uint64_t v_temp __attribute__((aligned(8))); |
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#if HAVE_ALTIVEC |
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vector signed short CY; |
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vector signed short CRV; |
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vector signed short CBU; |
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vector signed short CGU; |
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vector signed short CGV; |
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vector signed short OY; |
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vector unsigned short CSHIFT; |
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vector signed short *vYCoeffsBank, *vCCoeffsBank; |
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#endif |
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#if ARCH_BFIN |
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uint32_t oy __attribute__((aligned(4))); |
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uint32_t oc __attribute__((aligned(4))); |
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uint32_t zero __attribute__((aligned(4))); |
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uint32_t cy __attribute__((aligned(4))); |
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uint32_t crv __attribute__((aligned(4))); |
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uint32_t rmask __attribute__((aligned(4))); |
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uint32_t cbu __attribute__((aligned(4))); |
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uint32_t bmask __attribute__((aligned(4))); |
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uint32_t cgu __attribute__((aligned(4))); |
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uint32_t cgv __attribute__((aligned(4))); |
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uint32_t gmask __attribute__((aligned(4))); |
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#endif |
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#if HAVE_VIS |
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uint64_t sparc_coeffs[10] __attribute__((aligned(8))); |
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#endif |
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} SwsContext; |
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//FIXME check init (where 0) |
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SwsFunc yuv2rgb_get_func_ptr (SwsContext *c); |
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int yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation); |
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void yuv2rgb_altivec_init_tables (SwsContext *c, const int inv_table[4],int brightness,int contrast, int saturation); |
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SwsFunc yuv2rgb_init_altivec (SwsContext *c); |
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void altivec_yuv2packedX (SwsContext *c, |
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int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize, |
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int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize, |
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uint8_t *dest, int dstW, int dstY); |
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const char *sws_format_name(int format); |
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//FIXME replace this with something faster |
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#define isPlanarYUV(x) ( \ |
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(x)==PIX_FMT_YUV410P \ |
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|| (x)==PIX_FMT_YUV420P \ |
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|| (x)==PIX_FMT_YUV411P \ |
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|| (x)==PIX_FMT_YUV422P \ |
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|| (x)==PIX_FMT_YUV444P \ |
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|| (x)==PIX_FMT_YUV440P \ |
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|| (x)==PIX_FMT_NV12 \ |
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|| (x)==PIX_FMT_NV21 \ |
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) |
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#define isYUV(x) ( \ |
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(x)==PIX_FMT_UYVY422 \ |
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|| (x)==PIX_FMT_YUYV422 \ |
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|| isPlanarYUV(x) \ |
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) |
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#define isGray(x) ( \ |
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(x)==PIX_FMT_GRAY8 \ |
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|| (x)==PIX_FMT_GRAY16BE \ |
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|| (x)==PIX_FMT_GRAY16LE \ |
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) |
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#define isGray16(x) ( \ |
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(x)==PIX_FMT_GRAY16BE \ |
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|| (x)==PIX_FMT_GRAY16LE \ |
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) |
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#define isRGB(x) ( \ |
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(x)==PIX_FMT_RGB32 \ |
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|| (x)==PIX_FMT_RGB32_1 \ |
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|| (x)==PIX_FMT_RGB24 \ |
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|| (x)==PIX_FMT_RGB565 \ |
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|| (x)==PIX_FMT_RGB555 \ |
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|| (x)==PIX_FMT_RGB8 \ |
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|| (x)==PIX_FMT_RGB4 \ |
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|| (x)==PIX_FMT_RGB4_BYTE \ |
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|| (x)==PIX_FMT_MONOBLACK \ |
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|| (x)==PIX_FMT_MONOWHITE \ |
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) |
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#define isBGR(x) ( \ |
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(x)==PIX_FMT_BGR32 \ |
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|| (x)==PIX_FMT_BGR32_1 \ |
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|| (x)==PIX_FMT_BGR24 \ |
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|| (x)==PIX_FMT_BGR565 \ |
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|| (x)==PIX_FMT_BGR555 \ |
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|| (x)==PIX_FMT_BGR8 \ |
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|| (x)==PIX_FMT_BGR4 \ |
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|| (x)==PIX_FMT_BGR4_BYTE \ |
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|| (x)==PIX_FMT_MONOBLACK \ |
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|| (x)==PIX_FMT_MONOWHITE \ |
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) |
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static inline int fmt_depth(int fmt) |
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{ |
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switch(fmt) { |
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case PIX_FMT_BGRA: |
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case PIX_FMT_ABGR: |
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case PIX_FMT_RGBA: |
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case PIX_FMT_ARGB: |
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return 32; |
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case PIX_FMT_BGR24: |
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case PIX_FMT_RGB24: |
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return 24; |
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case PIX_FMT_BGR565: |
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case PIX_FMT_RGB565: |
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case PIX_FMT_GRAY16BE: |
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case PIX_FMT_GRAY16LE: |
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return 16; |
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case PIX_FMT_BGR555: |
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case PIX_FMT_RGB555: |
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return 15; |
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case PIX_FMT_BGR8: |
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case PIX_FMT_RGB8: |
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return 8; |
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case PIX_FMT_BGR4: |
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case PIX_FMT_RGB4: |
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case PIX_FMT_BGR4_BYTE: |
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case PIX_FMT_RGB4_BYTE: |
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return 4; |
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case PIX_FMT_MONOBLACK: |
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case PIX_FMT_MONOWHITE: |
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return 1; |
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default: |
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return 0; |
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} |
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} |
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extern const DECLARE_ALIGNED(8, uint64_t, ff_dither4[2]); |
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extern const DECLARE_ALIGNED(8, uint64_t, ff_dither8[2]); |
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extern const AVClass sws_context_class; |
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#endif /* SWSCALE_SWSCALE_INTERNAL_H */
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