ffmpeg / libswscale / swscale.c @ a1899e0a
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/*
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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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/*
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supported Input formats: YV12, I420/IYUV, YUY2, UYVY, BGR32, BGR32_1, BGR24, BGR16, BGR15, RGB32, RGB32_1, RGB24, Y8/Y800, YVU9/IF09, PAL8
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supported output formats: YV12, I420/IYUV, YUY2, UYVY, {BGR,RGB}{1,4,8,15,16,24,32}, Y8/Y800, YVU9/IF09
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{BGR,RGB}{1,4,8,15,16} support dithering
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unscaled special converters (YV12=I420=IYUV, Y800=Y8)
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YV12 -> {BGR,RGB}{1,4,8,12,15,16,24,32}
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x -> x
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YUV9 -> YV12
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YUV9/YV12 -> Y800
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Y800 -> YUV9/YV12
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BGR24 -> BGR32 & RGB24 -> RGB32
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BGR32 -> BGR24 & RGB32 -> RGB24
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BGR15 -> BGR16
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*/
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/*
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tested special converters (most are tested actually, but I did not write it down ...)
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YV12 -> BGR12/BGR16
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YV12 -> YV12
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BGR15 -> BGR16
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BGR16 -> BGR16
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YVU9 -> YV12
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untested special converters
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YV12/I420 -> BGR15/BGR24/BGR32 (it is the yuv2rgb stuff, so it should be OK)
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YV12/I420 -> YV12/I420
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YUY2/BGR15/BGR24/BGR32/RGB24/RGB32 -> same format
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BGR24 -> BGR32 & RGB24 -> RGB32
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BGR32 -> BGR24 & RGB32 -> RGB24
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BGR24 -> YV12
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*/
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#include <inttypes.h> |
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#include <string.h> |
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#include <math.h> |
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#include <stdio.h> |
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#include "config.h" |
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#include <assert.h> |
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#include "swscale.h" |
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#include "swscale_internal.h" |
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#include "rgb2rgb.h" |
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#include "libavutil/intreadwrite.h" |
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#include "libavutil/x86_cpu.h" |
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#include "libavutil/avutil.h" |
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#include "libavutil/mathematics.h" |
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#include "libavutil/bswap.h" |
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#include "libavutil/pixdesc.h" |
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#undef MOVNTQ
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#undef PAVGB
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//#undef HAVE_MMX2
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//#define HAVE_AMD3DNOW
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//#undef HAVE_MMX
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//#undef ARCH_X86
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#define DITHER1XBPP
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#define FAST_BGR2YV12 // use 7 bit coefficients instead of 15 bit |
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#define isPacked(x) ( \
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(x)==PIX_FMT_PAL8 \ |
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|| (x)==PIX_FMT_YUYV422 \ |
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|| (x)==PIX_FMT_UYVY422 \ |
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|| isAnyRGB(x) \ |
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) |
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#define RGB2YUV_SHIFT 15 |
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#define BY ( (int)(0.114*219/255*(1<<RGB2YUV_SHIFT)+0.5)) |
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#define BV (-(int)(0.081*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
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#define BU ( (int)(0.500*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
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#define GY ( (int)(0.587*219/255*(1<<RGB2YUV_SHIFT)+0.5)) |
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#define GV (-(int)(0.419*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
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#define GU (-(int)(0.331*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
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#define RY ( (int)(0.299*219/255*(1<<RGB2YUV_SHIFT)+0.5)) |
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#define RV ( (int)(0.500*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
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#define RU (-(int)(0.169*224/255*(1<<RGB2YUV_SHIFT)+0.5)) |
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static const double rgb2yuv_table[8][9]={ |
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{0.7152, 0.0722, 0.2126, -0.386, 0.5, -0.115, -0.454, -0.046, 0.5}, //ITU709
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{0.7152, 0.0722, 0.2126, -0.386, 0.5, -0.115, -0.454, -0.046, 0.5}, //ITU709
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{0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, //DEFAULT / ITU601 / ITU624 / SMPTE 170M
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{0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, //DEFAULT / ITU601 / ITU624 / SMPTE 170M
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{0.59 , 0.11 , 0.30 , -0.331, 0.5, -0.169, -0.421, -0.079, 0.5}, //FCC
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{0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, //DEFAULT / ITU601 / ITU624 / SMPTE 170M
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{0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, //DEFAULT / ITU601 / ITU624 / SMPTE 170M
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{0.701 , 0.087 , 0.212 , -0.384, 0.5, -0.116, -0.445, -0.055, 0.5}, //SMPTE 240M
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}; |
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/*
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NOTES
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Special versions: fast Y 1:1 scaling (no interpolation in y direction)
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TODO
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more intelligent misalignment avoidance for the horizontal scaler
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write special vertical cubic upscale version
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optimize C code (YV12 / minmax)
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add support for packed pixel YUV input & output
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add support for Y8 output
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optimize BGR24 & BGR32
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add BGR4 output support
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write special BGR->BGR scaler
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*/
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#if ARCH_X86
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DECLARE_ASM_CONST(8, uint64_t, bF8)= 0xF8F8F8F8F8F8F8F8LL; |
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DECLARE_ASM_CONST(8, uint64_t, bFC)= 0xFCFCFCFCFCFCFCFCLL; |
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DECLARE_ASM_CONST(8, uint64_t, w10)= 0x0010001000100010LL; |
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DECLARE_ASM_CONST(8, uint64_t, w02)= 0x0002000200020002LL; |
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DECLARE_ASM_CONST(8, uint64_t, bm00001111)=0x00000000FFFFFFFFLL; |
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DECLARE_ASM_CONST(8, uint64_t, bm00000111)=0x0000000000FFFFFFLL; |
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DECLARE_ASM_CONST(8, uint64_t, bm11111000)=0xFFFFFFFFFF000000LL; |
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DECLARE_ASM_CONST(8, uint64_t, bm01010101)=0x00FF00FF00FF00FFLL; |
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const DECLARE_ALIGNED(8, uint64_t, ff_dither4)[2] = { |
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0x0103010301030103LL,
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0x0200020002000200LL,};
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const DECLARE_ALIGNED(8, uint64_t, ff_dither8)[2] = { |
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0x0602060206020602LL,
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0x0004000400040004LL,};
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DECLARE_ASM_CONST(8, uint64_t, b16Mask)= 0x001F001F001F001FLL; |
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DECLARE_ASM_CONST(8, uint64_t, g16Mask)= 0x07E007E007E007E0LL; |
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DECLARE_ASM_CONST(8, uint64_t, r16Mask)= 0xF800F800F800F800LL; |
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DECLARE_ASM_CONST(8, uint64_t, b15Mask)= 0x001F001F001F001FLL; |
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DECLARE_ASM_CONST(8, uint64_t, g15Mask)= 0x03E003E003E003E0LL; |
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DECLARE_ASM_CONST(8, uint64_t, r15Mask)= 0x7C007C007C007C00LL; |
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DECLARE_ALIGNED(8, const uint64_t, ff_M24A) = 0x00FF0000FF0000FFLL; |
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DECLARE_ALIGNED(8, const uint64_t, ff_M24B) = 0xFF0000FF0000FF00LL; |
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DECLARE_ALIGNED(8, const uint64_t, ff_M24C) = 0x0000FF0000FF0000LL; |
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#ifdef FAST_BGR2YV12
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DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000000210041000DULL; |
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DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000FFEEFFDC0038ULL; |
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DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00000038FFD2FFF8ULL; |
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#else
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DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000020E540830C8BULL; |
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DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000ED0FDAC23831ULL; |
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DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00003831D0E6F6EAULL; |
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#endif /* FAST_BGR2YV12 */ |
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DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YOffset) = 0x1010101010101010ULL; |
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DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UVOffset) = 0x8080808080808080ULL; |
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DECLARE_ALIGNED(8, const uint64_t, ff_w1111) = 0x0001000100010001ULL; |
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DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toY1Coeff) = 0x0C88000040870C88ULL; |
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DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toY2Coeff) = 0x20DE4087000020DEULL; |
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DECLARE_ASM_CONST(8, uint64_t, ff_rgb24toY1Coeff) = 0x20DE0000408720DEULL; |
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DECLARE_ASM_CONST(8, uint64_t, ff_rgb24toY2Coeff) = 0x0C88408700000C88ULL; |
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DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toYOffset) = 0x0008400000084000ULL; |
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DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toUV)[2][4] = { |
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{0x38380000DAC83838ULL, 0xECFFDAC80000ECFFULL, 0xF6E40000D0E3F6E4ULL, 0x3838D0E300003838ULL},
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{0xECFF0000DAC8ECFFULL, 0x3838DAC800003838ULL, 0x38380000D0E33838ULL, 0xF6E4D0E30000F6E4ULL},
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}; |
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DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toUVOffset)= 0x0040400000404000ULL; |
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#endif /* ARCH_X86 */ |
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DECLARE_ALIGNED(8, static const uint8_t, dither_2x2_4)[2][8]={ |
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{ 1, 3, 1, 3, 1, 3, 1, 3, },
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{ 2, 0, 2, 0, 2, 0, 2, 0, },
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}; |
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DECLARE_ALIGNED(8, static const uint8_t, dither_2x2_8)[2][8]={ |
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{ 6, 2, 6, 2, 6, 2, 6, 2, },
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{ 0, 4, 0, 4, 0, 4, 0, 4, },
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}; |
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DECLARE_ALIGNED(8, const uint8_t, dither_4x4_16)[4][8]={ |
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{ 8, 4, 11, 7, 8, 4, 11, 7, },
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{ 2, 14, 1, 13, 2, 14, 1, 13, },
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{ 10, 6, 9, 5, 10, 6, 9, 5, },
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{ 0, 12, 3, 15, 0, 12, 3, 15, },
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}; |
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DECLARE_ALIGNED(8, const uint8_t, dither_8x8_32)[8][8]={ |
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{ 17, 9, 23, 15, 16, 8, 22, 14, },
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{ 5, 29, 3, 27, 4, 28, 2, 26, },
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{ 21, 13, 19, 11, 20, 12, 18, 10, },
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{ 0, 24, 6, 30, 1, 25, 7, 31, },
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{ 16, 8, 22, 14, 17, 9, 23, 15, },
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{ 4, 28, 2, 26, 5, 29, 3, 27, },
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{ 20, 12, 18, 10, 21, 13, 19, 11, },
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{ 1, 25, 7, 31, 0, 24, 6, 30, },
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}; |
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DECLARE_ALIGNED(8, const uint8_t, dither_8x8_73)[8][8]={ |
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{ 0, 55, 14, 68, 3, 58, 17, 72, },
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{ 37, 18, 50, 32, 40, 22, 54, 35, },
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{ 9, 64, 5, 59, 13, 67, 8, 63, },
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{ 46, 27, 41, 23, 49, 31, 44, 26, },
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{ 2, 57, 16, 71, 1, 56, 15, 70, },
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{ 39, 21, 52, 34, 38, 19, 51, 33, },
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{ 11, 66, 7, 62, 10, 65, 6, 60, },
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{ 48, 30, 43, 25, 47, 29, 42, 24, },
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}; |
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#if 1 |
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DECLARE_ALIGNED(8, const uint8_t, dither_8x8_220)[8][8]={ |
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{117, 62, 158, 103, 113, 58, 155, 100, },
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{ 34, 199, 21, 186, 31, 196, 17, 182, },
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{144, 89, 131, 76, 141, 86, 127, 72, },
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{ 0, 165, 41, 206, 10, 175, 52, 217, },
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{110, 55, 151, 96, 120, 65, 162, 107, },
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{ 28, 193, 14, 179, 38, 203, 24, 189, },
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{138, 83, 124, 69, 148, 93, 134, 79, },
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{ 7, 172, 48, 213, 3, 168, 45, 210, },
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}; |
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#elif 1 |
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// tries to correct a gamma of 1.5
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DECLARE_ALIGNED(8, const uint8_t, dither_8x8_220)[8][8]={ |
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{ 0, 143, 18, 200, 2, 156, 25, 215, },
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{ 78, 28, 125, 64, 89, 36, 138, 74, },
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{ 10, 180, 3, 161, 16, 195, 8, 175, },
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{109, 51, 93, 38, 121, 60, 105, 47, },
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{ 1, 152, 23, 210, 0, 147, 20, 205, },
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{ 85, 33, 134, 71, 81, 30, 130, 67, },
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{ 14, 190, 6, 171, 12, 185, 5, 166, },
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{117, 57, 101, 44, 113, 54, 97, 41, },
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}; |
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#elif 1 |
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// tries to correct a gamma of 2.0
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DECLARE_ALIGNED(8, const uint8_t, dither_8x8_220)[8][8]={ |
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{ 0, 124, 8, 193, 0, 140, 12, 213, },
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{ 55, 14, 104, 42, 66, 19, 119, 52, },
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{ 3, 168, 1, 145, 6, 187, 3, 162, },
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{ 86, 31, 70, 21, 99, 39, 82, 28, },
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{ 0, 134, 11, 206, 0, 129, 9, 200, },
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{ 62, 17, 114, 48, 58, 16, 109, 45, },
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{ 5, 181, 2, 157, 4, 175, 1, 151, },
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{ 95, 36, 78, 26, 90, 34, 74, 24, },
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}; |
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#else
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// tries to correct a gamma of 2.5
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DECLARE_ALIGNED(8, const uint8_t, dither_8x8_220)[8][8]={ |
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{ 0, 107, 3, 187, 0, 125, 6, 212, },
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{ 39, 7, 86, 28, 49, 11, 102, 36, },
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{ 1, 158, 0, 131, 3, 180, 1, 151, },
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{ 68, 19, 52, 12, 81, 25, 64, 17, },
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{ 0, 119, 5, 203, 0, 113, 4, 195, },
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{ 45, 9, 96, 33, 42, 8, 91, 30, },
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{ 2, 172, 1, 144, 2, 165, 0, 137, },
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{ 77, 23, 60, 15, 72, 21, 56, 14, },
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}; |
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#endif
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|
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static av_always_inline void yuv2yuvX16inC_template(const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, |
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const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize, |
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const int16_t **alpSrc, uint16_t *dest, uint16_t *uDest, uint16_t *vDest, uint16_t *aDest,
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int dstW, int chrDstW, int big_endian) |
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{
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//FIXME Optimize (just quickly written not optimized..)
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int i;
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for (i = 0; i < dstW; i++) { |
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int val = 1 << 10; |
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int j;
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for (j = 0; j < lumFilterSize; j++) |
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val += lumSrc[j][i] * lumFilter[j]; |
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if (big_endian) {
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AV_WB16(&dest[i], av_clip_uint16(val >> 11));
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} else {
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AV_WL16(&dest[i], av_clip_uint16(val >> 11));
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} |
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} |
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if (uDest) {
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for (i = 0; i < chrDstW; i++) { |
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int u = 1 << 10; |
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int v = 1 << 10; |
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int j;
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for (j = 0; j < chrFilterSize; j++) { |
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u += chrSrc[j][i ] * chrFilter[j]; |
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v += chrSrc[j][i + VOFW] * chrFilter[j]; |
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} |
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if (big_endian) {
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AV_WB16(&uDest[i], av_clip_uint16(u >> 11));
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AV_WB16(&vDest[i], av_clip_uint16(v >> 11));
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} else {
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AV_WL16(&uDest[i], av_clip_uint16(u >> 11));
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AV_WL16(&vDest[i], av_clip_uint16(v >> 11));
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} |
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} |
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} |
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if (CONFIG_SWSCALE_ALPHA && aDest) {
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for (i = 0; i < dstW; i++) { |
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int val = 1 << 10; |
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int j;
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for (j = 0; j < lumFilterSize; j++) |
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val += alpSrc[j][i] * lumFilter[j]; |
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if (big_endian) {
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AV_WB16(&aDest[i], av_clip_uint16(val >> 11));
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} else {
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AV_WL16(&aDest[i], av_clip_uint16(val >> 11));
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} |
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} |
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} |
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} |
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|
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static inline void yuv2yuvX16inC(const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, |
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const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize, |
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const int16_t **alpSrc, uint16_t *dest, uint16_t *uDest, uint16_t *vDest, uint16_t *aDest, int dstW, int chrDstW, |
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enum PixelFormat dstFormat)
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{
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if (isBE(dstFormat)) {
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yuv2yuvX16inC_template(lumFilter, lumSrc, lumFilterSize, |
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chrFilter, chrSrc, chrFilterSize, |
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alpSrc, |
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dest, uDest, vDest, aDest, |
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dstW, chrDstW, 1);
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} else {
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yuv2yuvX16inC_template(lumFilter, lumSrc, lumFilterSize, |
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chrFilter, chrSrc, chrFilterSize, |
| 344 |
alpSrc, |
| 345 |
dest, uDest, vDest, aDest, |
| 346 |
dstW, chrDstW, 0);
|
| 347 |
} |
| 348 |
} |
| 349 |
|
| 350 |
static inline void yuv2yuvXinC(const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, |
| 351 |
const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize, |
| 352 |
const int16_t **alpSrc, uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, int dstW, int chrDstW) |
| 353 |
{
|
| 354 |
//FIXME Optimize (just quickly written not optimized..)
|
| 355 |
int i;
|
| 356 |
for (i=0; i<dstW; i++) { |
| 357 |
int val=1<<18; |
| 358 |
int j;
|
| 359 |
for (j=0; j<lumFilterSize; j++) |
| 360 |
val += lumSrc[j][i] * lumFilter[j]; |
| 361 |
|
| 362 |
dest[i]= av_clip_uint8(val>>19);
|
| 363 |
} |
| 364 |
|
| 365 |
if (uDest)
|
| 366 |
for (i=0; i<chrDstW; i++) { |
| 367 |
int u=1<<18; |
| 368 |
int v=1<<18; |
| 369 |
int j;
|
| 370 |
for (j=0; j<chrFilterSize; j++) { |
| 371 |
u += chrSrc[j][i] * chrFilter[j]; |
| 372 |
v += chrSrc[j][i + VOFW] * chrFilter[j]; |
| 373 |
} |
| 374 |
|
| 375 |
uDest[i]= av_clip_uint8(u>>19);
|
| 376 |
vDest[i]= av_clip_uint8(v>>19);
|
| 377 |
} |
| 378 |
|
| 379 |
if (CONFIG_SWSCALE_ALPHA && aDest)
|
| 380 |
for (i=0; i<dstW; i++) { |
| 381 |
int val=1<<18; |
| 382 |
int j;
|
| 383 |
for (j=0; j<lumFilterSize; j++) |
| 384 |
val += alpSrc[j][i] * lumFilter[j]; |
| 385 |
|
| 386 |
aDest[i]= av_clip_uint8(val>>19);
|
| 387 |
} |
| 388 |
|
| 389 |
} |
| 390 |
|
| 391 |
static inline void yuv2nv12XinC(const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, |
| 392 |
const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize, |
| 393 |
uint8_t *dest, uint8_t *uDest, int dstW, int chrDstW, int dstFormat) |
| 394 |
{
|
| 395 |
//FIXME Optimize (just quickly written not optimized..)
|
| 396 |
int i;
|
| 397 |
for (i=0; i<dstW; i++) { |
| 398 |
int val=1<<18; |
| 399 |
int j;
|
| 400 |
for (j=0; j<lumFilterSize; j++) |
| 401 |
val += lumSrc[j][i] * lumFilter[j]; |
| 402 |
|
| 403 |
dest[i]= av_clip_uint8(val>>19);
|
| 404 |
} |
| 405 |
|
| 406 |
if (!uDest)
|
| 407 |
return;
|
| 408 |
|
| 409 |
if (dstFormat == PIX_FMT_NV12)
|
| 410 |
for (i=0; i<chrDstW; i++) { |
| 411 |
int u=1<<18; |
| 412 |
int v=1<<18; |
| 413 |
int j;
|
| 414 |
for (j=0; j<chrFilterSize; j++) { |
| 415 |
u += chrSrc[j][i] * chrFilter[j]; |
| 416 |
v += chrSrc[j][i + VOFW] * chrFilter[j]; |
| 417 |
} |
| 418 |
|
| 419 |
uDest[2*i]= av_clip_uint8(u>>19); |
| 420 |
uDest[2*i+1]= av_clip_uint8(v>>19); |
| 421 |
} |
| 422 |
else
|
| 423 |
for (i=0; i<chrDstW; i++) { |
| 424 |
int u=1<<18; |
| 425 |
int v=1<<18; |
| 426 |
int j;
|
| 427 |
for (j=0; j<chrFilterSize; j++) { |
| 428 |
u += chrSrc[j][i] * chrFilter[j]; |
| 429 |
v += chrSrc[j][i + VOFW] * chrFilter[j]; |
| 430 |
} |
| 431 |
|
| 432 |
uDest[2*i]= av_clip_uint8(v>>19); |
| 433 |
uDest[2*i+1]= av_clip_uint8(u>>19); |
| 434 |
} |
| 435 |
} |
| 436 |
|
| 437 |
#define YSCALE_YUV_2_PACKEDX_NOCLIP_C(type,alpha) \
|
| 438 |
for (i=0; i<(dstW>>1); i++) {\ |
| 439 |
int j;\
|
| 440 |
int Y1 = 1<<18;\ |
| 441 |
int Y2 = 1<<18;\ |
| 442 |
int U = 1<<18;\ |
| 443 |
int V = 1<<18;\ |
| 444 |
int av_unused A1, A2;\
|
| 445 |
type av_unused *r, *b, *g;\ |
| 446 |
const int i2= 2*i;\ |
| 447 |
\ |
| 448 |
for (j=0; j<lumFilterSize; j++) {\ |
| 449 |
Y1 += lumSrc[j][i2] * lumFilter[j];\ |
| 450 |
Y2 += lumSrc[j][i2+1] * lumFilter[j];\
|
| 451 |
}\ |
| 452 |
for (j=0; j<chrFilterSize; j++) {\ |
| 453 |
U += chrSrc[j][i] * chrFilter[j];\ |
| 454 |
V += chrSrc[j][i+VOFW] * chrFilter[j];\ |
| 455 |
}\ |
| 456 |
Y1>>=19;\
|
| 457 |
Y2>>=19;\
|
| 458 |
U >>=19;\
|
| 459 |
V >>=19;\
|
| 460 |
if (alpha) {\
|
| 461 |
A1 = 1<<18;\ |
| 462 |
A2 = 1<<18;\ |
| 463 |
for (j=0; j<lumFilterSize; j++) {\ |
| 464 |
A1 += alpSrc[j][i2 ] * lumFilter[j];\ |
| 465 |
A2 += alpSrc[j][i2+1] * lumFilter[j];\
|
| 466 |
}\ |
| 467 |
A1>>=19;\
|
| 468 |
A2>>=19;\
|
| 469 |
} |
| 470 |
|
| 471 |
#define YSCALE_YUV_2_PACKEDX_C(type,alpha) \
|
| 472 |
YSCALE_YUV_2_PACKEDX_NOCLIP_C(type,alpha)\ |
| 473 |
if ((Y1|Y2|U|V)&256) {\ |
| 474 |
if (Y1>255) Y1=255; \ |
| 475 |
else if (Y1<0)Y1=0; \ |
| 476 |
if (Y2>255) Y2=255; \ |
| 477 |
else if (Y2<0)Y2=0; \ |
| 478 |
if (U>255) U=255; \ |
| 479 |
else if (U<0) U=0; \ |
| 480 |
if (V>255) V=255; \ |
| 481 |
else if (V<0) V=0; \ |
| 482 |
}\ |
| 483 |
if (alpha && ((A1|A2)&256)) {\ |
| 484 |
A1=av_clip_uint8(A1);\ |
| 485 |
A2=av_clip_uint8(A2);\ |
| 486 |
} |
| 487 |
|
| 488 |
#define YSCALE_YUV_2_PACKEDX_FULL_C(rnd,alpha) \
|
| 489 |
for (i=0; i<dstW; i++) {\ |
| 490 |
int j;\
|
| 491 |
int Y = 0;\ |
| 492 |
int U = -128<<19;\ |
| 493 |
int V = -128<<19;\ |
| 494 |
int av_unused A;\
|
| 495 |
int R,G,B;\
|
| 496 |
\ |
| 497 |
for (j=0; j<lumFilterSize; j++) {\ |
| 498 |
Y += lumSrc[j][i ] * lumFilter[j];\ |
| 499 |
}\ |
| 500 |
for (j=0; j<chrFilterSize; j++) {\ |
| 501 |
U += chrSrc[j][i ] * chrFilter[j];\ |
| 502 |
V += chrSrc[j][i+VOFW] * chrFilter[j];\ |
| 503 |
}\ |
| 504 |
Y >>=10;\
|
| 505 |
U >>=10;\
|
| 506 |
V >>=10;\
|
| 507 |
if (alpha) {\
|
| 508 |
A = rnd;\ |
| 509 |
for (j=0; j<lumFilterSize; j++)\ |
| 510 |
A += alpSrc[j][i ] * lumFilter[j];\ |
| 511 |
A >>=19;\
|
| 512 |
if (A&256)\ |
| 513 |
A = av_clip_uint8(A);\ |
| 514 |
} |
| 515 |
|
| 516 |
#define YSCALE_YUV_2_RGBX_FULL_C(rnd,alpha) \
|
| 517 |
YSCALE_YUV_2_PACKEDX_FULL_C(rnd>>3,alpha)\
|
| 518 |
Y-= c->yuv2rgb_y_offset;\ |
| 519 |
Y*= c->yuv2rgb_y_coeff;\ |
| 520 |
Y+= rnd;\ |
| 521 |
R= Y + V*c->yuv2rgb_v2r_coeff;\ |
| 522 |
G= Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff;\ |
| 523 |
B= Y + U*c->yuv2rgb_u2b_coeff;\ |
| 524 |
if ((R|G|B)&(0xC0000000)) {\ |
| 525 |
if (R>=(256<<22)) R=(256<<22)-1; \ |
| 526 |
else if (R<0)R=0; \ |
| 527 |
if (G>=(256<<22)) G=(256<<22)-1; \ |
| 528 |
else if (G<0)G=0; \ |
| 529 |
if (B>=(256<<22)) B=(256<<22)-1; \ |
| 530 |
else if (B<0)B=0; \ |
| 531 |
} |
| 532 |
|
| 533 |
#define YSCALE_YUV_2_GRAY16_C \
|
| 534 |
for (i=0; i<(dstW>>1); i++) {\ |
| 535 |
int j;\
|
| 536 |
int Y1 = 1<<18;\ |
| 537 |
int Y2 = 1<<18;\ |
| 538 |
int U = 1<<18;\ |
| 539 |
int V = 1<<18;\ |
| 540 |
\ |
| 541 |
const int i2= 2*i;\ |
| 542 |
\ |
| 543 |
for (j=0; j<lumFilterSize; j++) {\ |
| 544 |
Y1 += lumSrc[j][i2] * lumFilter[j];\ |
| 545 |
Y2 += lumSrc[j][i2+1] * lumFilter[j];\
|
| 546 |
}\ |
| 547 |
Y1>>=11;\
|
| 548 |
Y2>>=11;\
|
| 549 |
if ((Y1|Y2|U|V)&65536) {\ |
| 550 |
if (Y1>65535) Y1=65535; \ |
| 551 |
else if (Y1<0)Y1=0; \ |
| 552 |
if (Y2>65535) Y2=65535; \ |
| 553 |
else if (Y2<0)Y2=0; \ |
| 554 |
} |
| 555 |
|
| 556 |
#define YSCALE_YUV_2_RGBX_C(type,alpha) \
|
| 557 |
YSCALE_YUV_2_PACKEDX_C(type,alpha) /* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/\
|
| 558 |
r = (type *)c->table_rV[V]; \ |
| 559 |
g = (type *)(c->table_gU[U] + c->table_gV[V]); \ |
| 560 |
b = (type *)c->table_bU[U]; |
| 561 |
|
| 562 |
#define YSCALE_YUV_2_PACKED2_C(type,alpha) \
|
| 563 |
for (i=0; i<(dstW>>1); i++) { \ |
| 564 |
const int i2= 2*i; \ |
| 565 |
int Y1= (buf0[i2 ]*yalpha1+buf1[i2 ]*yalpha)>>19; \ |
| 566 |
int Y2= (buf0[i2+1]*yalpha1+buf1[i2+1]*yalpha)>>19; \ |
| 567 |
int U= (uvbuf0[i ]*uvalpha1+uvbuf1[i ]*uvalpha)>>19; \ |
| 568 |
int V= (uvbuf0[i+VOFW]*uvalpha1+uvbuf1[i+VOFW]*uvalpha)>>19; \ |
| 569 |
type av_unused *r, *b, *g; \ |
| 570 |
int av_unused A1, A2; \
|
| 571 |
if (alpha) {\
|
| 572 |
A1= (abuf0[i2 ]*yalpha1+abuf1[i2 ]*yalpha)>>19; \
|
| 573 |
A2= (abuf0[i2+1]*yalpha1+abuf1[i2+1]*yalpha)>>19; \ |
| 574 |
} |
| 575 |
|
| 576 |
#define YSCALE_YUV_2_GRAY16_2_C \
|
| 577 |
for (i=0; i<(dstW>>1); i++) { \ |
| 578 |
const int i2= 2*i; \ |
| 579 |
int Y1= (buf0[i2 ]*yalpha1+buf1[i2 ]*yalpha)>>11; \ |
| 580 |
int Y2= (buf0[i2+1]*yalpha1+buf1[i2+1]*yalpha)>>11; |
| 581 |
|
| 582 |
#define YSCALE_YUV_2_RGB2_C(type,alpha) \
|
| 583 |
YSCALE_YUV_2_PACKED2_C(type,alpha)\ |
| 584 |
r = (type *)c->table_rV[V];\ |
| 585 |
g = (type *)(c->table_gU[U] + c->table_gV[V]);\ |
| 586 |
b = (type *)c->table_bU[U]; |
| 587 |
|
| 588 |
#define YSCALE_YUV_2_PACKED1_C(type,alpha) \
|
| 589 |
for (i=0; i<(dstW>>1); i++) {\ |
| 590 |
const int i2= 2*i;\ |
| 591 |
int Y1= buf0[i2 ]>>7;\ |
| 592 |
int Y2= buf0[i2+1]>>7;\ |
| 593 |
int U= (uvbuf1[i ])>>7;\ |
| 594 |
int V= (uvbuf1[i+VOFW])>>7;\ |
| 595 |
type av_unused *r, *b, *g;\ |
| 596 |
int av_unused A1, A2;\
|
| 597 |
if (alpha) {\
|
| 598 |
A1= abuf0[i2 ]>>7;\
|
| 599 |
A2= abuf0[i2+1]>>7;\ |
| 600 |
} |
| 601 |
|
| 602 |
#define YSCALE_YUV_2_GRAY16_1_C \
|
| 603 |
for (i=0; i<(dstW>>1); i++) {\ |
| 604 |
const int i2= 2*i;\ |
| 605 |
int Y1= buf0[i2 ]<<1;\ |
| 606 |
int Y2= buf0[i2+1]<<1; |
| 607 |
|
| 608 |
#define YSCALE_YUV_2_RGB1_C(type,alpha) \
|
| 609 |
YSCALE_YUV_2_PACKED1_C(type,alpha)\ |
| 610 |
r = (type *)c->table_rV[V];\ |
| 611 |
g = (type *)(c->table_gU[U] + c->table_gV[V]);\ |
| 612 |
b = (type *)c->table_bU[U]; |
| 613 |
|
| 614 |
#define YSCALE_YUV_2_PACKED1B_C(type,alpha) \
|
| 615 |
for (i=0; i<(dstW>>1); i++) {\ |
| 616 |
const int i2= 2*i;\ |
| 617 |
int Y1= buf0[i2 ]>>7;\ |
| 618 |
int Y2= buf0[i2+1]>>7;\ |
| 619 |
int U= (uvbuf0[i ] + uvbuf1[i ])>>8;\ |
| 620 |
int V= (uvbuf0[i+VOFW] + uvbuf1[i+VOFW])>>8;\ |
| 621 |
type av_unused *r, *b, *g;\ |
| 622 |
int av_unused A1, A2;\
|
| 623 |
if (alpha) {\
|
| 624 |
A1= abuf0[i2 ]>>7;\
|
| 625 |
A2= abuf0[i2+1]>>7;\ |
| 626 |
} |
| 627 |
|
| 628 |
#define YSCALE_YUV_2_RGB1B_C(type,alpha) \
|
| 629 |
YSCALE_YUV_2_PACKED1B_C(type,alpha)\ |
| 630 |
r = (type *)c->table_rV[V];\ |
| 631 |
g = (type *)(c->table_gU[U] + c->table_gV[V]);\ |
| 632 |
b = (type *)c->table_bU[U]; |
| 633 |
|
| 634 |
#define YSCALE_YUV_2_MONO2_C \
|
| 635 |
const uint8_t * const d128=dither_8x8_220[y&7];\ |
| 636 |
uint8_t *g= c->table_gU[128] + c->table_gV[128];\ |
| 637 |
for (i=0; i<dstW-7; i+=8) {\ |
| 638 |
int acc;\
|
| 639 |
acc = g[((buf0[i ]*yalpha1+buf1[i ]*yalpha)>>19) + d128[0]];\ |
| 640 |
acc+= acc + g[((buf0[i+1]*yalpha1+buf1[i+1]*yalpha)>>19) + d128[1]];\ |
| 641 |
acc+= acc + g[((buf0[i+2]*yalpha1+buf1[i+2]*yalpha)>>19) + d128[2]];\ |
| 642 |
acc+= acc + g[((buf0[i+3]*yalpha1+buf1[i+3]*yalpha)>>19) + d128[3]];\ |
| 643 |
acc+= acc + g[((buf0[i+4]*yalpha1+buf1[i+4]*yalpha)>>19) + d128[4]];\ |
| 644 |
acc+= acc + g[((buf0[i+5]*yalpha1+buf1[i+5]*yalpha)>>19) + d128[5]];\ |
| 645 |
acc+= acc + g[((buf0[i+6]*yalpha1+buf1[i+6]*yalpha)>>19) + d128[6]];\ |
| 646 |
acc+= acc + g[((buf0[i+7]*yalpha1+buf1[i+7]*yalpha)>>19) + d128[7]];\ |
| 647 |
((uint8_t*)dest)[0]= c->dstFormat == PIX_FMT_MONOBLACK ? acc : ~acc;\
|
| 648 |
dest++;\ |
| 649 |
} |
| 650 |
|
| 651 |
#define YSCALE_YUV_2_MONOX_C \
|
| 652 |
const uint8_t * const d128=dither_8x8_220[y&7];\ |
| 653 |
uint8_t *g= c->table_gU[128] + c->table_gV[128];\ |
| 654 |
int acc=0;\ |
| 655 |
for (i=0; i<dstW-1; i+=2) {\ |
| 656 |
int j;\
|
| 657 |
int Y1=1<<18;\ |
| 658 |
int Y2=1<<18;\ |
| 659 |
\ |
| 660 |
for (j=0; j<lumFilterSize; j++) {\ |
| 661 |
Y1 += lumSrc[j][i] * lumFilter[j];\ |
| 662 |
Y2 += lumSrc[j][i+1] * lumFilter[j];\
|
| 663 |
}\ |
| 664 |
Y1>>=19;\
|
| 665 |
Y2>>=19;\
|
| 666 |
if ((Y1|Y2)&256) {\ |
| 667 |
if (Y1>255) Y1=255;\ |
| 668 |
else if (Y1<0)Y1=0;\ |
| 669 |
if (Y2>255) Y2=255;\ |
| 670 |
else if (Y2<0)Y2=0;\ |
| 671 |
}\ |
| 672 |
acc+= acc + g[Y1+d128[(i+0)&7]];\ |
| 673 |
acc+= acc + g[Y2+d128[(i+1)&7]];\ |
| 674 |
if ((i&7)==6) {\ |
| 675 |
((uint8_t*)dest)[0]= c->dstFormat == PIX_FMT_MONOBLACK ? acc : ~acc;\
|
| 676 |
dest++;\ |
| 677 |
}\ |
| 678 |
} |
| 679 |
|
| 680 |
#define YSCALE_YUV_2_ANYRGB_C(func, func2, func_g16, func_monoblack)\
|
| 681 |
switch(c->dstFormat) {\
|
| 682 |
case PIX_FMT_RGB48BE:\
|
| 683 |
case PIX_FMT_RGB48LE:\
|
| 684 |
func(uint8_t,0)\
|
| 685 |
((uint8_t*)dest)[ 0]= r[Y1];\
|
| 686 |
((uint8_t*)dest)[ 1]= r[Y1];\
|
| 687 |
((uint8_t*)dest)[ 2]= g[Y1];\
|
| 688 |
((uint8_t*)dest)[ 3]= g[Y1];\
|
| 689 |
((uint8_t*)dest)[ 4]= b[Y1];\
|
| 690 |
((uint8_t*)dest)[ 5]= b[Y1];\
|
| 691 |
((uint8_t*)dest)[ 6]= r[Y2];\
|
| 692 |
((uint8_t*)dest)[ 7]= r[Y2];\
|
| 693 |
((uint8_t*)dest)[ 8]= g[Y2];\
|
| 694 |
((uint8_t*)dest)[ 9]= g[Y2];\
|
| 695 |
((uint8_t*)dest)[10]= b[Y2];\
|
| 696 |
((uint8_t*)dest)[11]= b[Y2];\
|
| 697 |
dest+=12;\
|
| 698 |
}\ |
| 699 |
break;\
|
| 700 |
case PIX_FMT_RGBA:\
|
| 701 |
case PIX_FMT_BGRA:\
|
| 702 |
if (CONFIG_SMALL) {\
|
| 703 |
int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;\
|
| 704 |
func(uint32_t,needAlpha)\ |
| 705 |
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + (needAlpha ? (A1<<24) : 0);\ |
| 706 |
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + (needAlpha ? (A2<<24) : 0);\ |
| 707 |
}\ |
| 708 |
} else {\
|
| 709 |
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {\
|
| 710 |
func(uint32_t,1)\
|
| 711 |
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + (A1<<24);\ |
| 712 |
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + (A2<<24);\ |
| 713 |
}\ |
| 714 |
} else {\
|
| 715 |
func(uint32_t,0)\
|
| 716 |
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1];\
|
| 717 |
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2];\
|
| 718 |
}\ |
| 719 |
}\ |
| 720 |
}\ |
| 721 |
break;\
|
| 722 |
case PIX_FMT_ARGB:\
|
| 723 |
case PIX_FMT_ABGR:\
|
| 724 |
if (CONFIG_SMALL) {\
|
| 725 |
int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;\
|
| 726 |
func(uint32_t,needAlpha)\ |
| 727 |
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + (needAlpha ? A1 : 0);\ |
| 728 |
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + (needAlpha ? A2 : 0);\ |
| 729 |
}\ |
| 730 |
} else {\
|
| 731 |
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {\
|
| 732 |
func(uint32_t,1)\
|
| 733 |
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1] + A1;\
|
| 734 |
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2] + A2;\
|
| 735 |
}\ |
| 736 |
} else {\
|
| 737 |
func(uint32_t,0)\
|
| 738 |
((uint32_t*)dest)[i2+0]= r[Y1] + g[Y1] + b[Y1];\
|
| 739 |
((uint32_t*)dest)[i2+1]= r[Y2] + g[Y2] + b[Y2];\
|
| 740 |
}\ |
| 741 |
}\ |
| 742 |
} \ |
| 743 |
break;\
|
| 744 |
case PIX_FMT_RGB24:\
|
| 745 |
func(uint8_t,0)\
|
| 746 |
((uint8_t*)dest)[0]= r[Y1];\
|
| 747 |
((uint8_t*)dest)[1]= g[Y1];\
|
| 748 |
((uint8_t*)dest)[2]= b[Y1];\
|
| 749 |
((uint8_t*)dest)[3]= r[Y2];\
|
| 750 |
((uint8_t*)dest)[4]= g[Y2];\
|
| 751 |
((uint8_t*)dest)[5]= b[Y2];\
|
| 752 |
dest+=6;\
|
| 753 |
}\ |
| 754 |
break;\
|
| 755 |
case PIX_FMT_BGR24:\
|
| 756 |
func(uint8_t,0)\
|
| 757 |
((uint8_t*)dest)[0]= b[Y1];\
|
| 758 |
((uint8_t*)dest)[1]= g[Y1];\
|
| 759 |
((uint8_t*)dest)[2]= r[Y1];\
|
| 760 |
((uint8_t*)dest)[3]= b[Y2];\
|
| 761 |
((uint8_t*)dest)[4]= g[Y2];\
|
| 762 |
((uint8_t*)dest)[5]= r[Y2];\
|
| 763 |
dest+=6;\
|
| 764 |
}\ |
| 765 |
break;\
|
| 766 |
case PIX_FMT_RGB565BE:\
|
| 767 |
case PIX_FMT_RGB565LE:\
|
| 768 |
case PIX_FMT_BGR565BE:\
|
| 769 |
case PIX_FMT_BGR565LE:\
|
| 770 |
{\
|
| 771 |
const int dr1= dither_2x2_8[y&1 ][0];\ |
| 772 |
const int dg1= dither_2x2_4[y&1 ][0];\ |
| 773 |
const int db1= dither_2x2_8[(y&1)^1][0];\ |
| 774 |
const int dr2= dither_2x2_8[y&1 ][1];\ |
| 775 |
const int dg2= dither_2x2_4[y&1 ][1];\ |
| 776 |
const int db2= dither_2x2_8[(y&1)^1][1];\ |
| 777 |
func(uint16_t,0)\
|
| 778 |
((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];\
|
| 779 |
((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];\
|
| 780 |
}\ |
| 781 |
}\ |
| 782 |
break;\
|
| 783 |
case PIX_FMT_RGB555BE:\
|
| 784 |
case PIX_FMT_RGB555LE:\
|
| 785 |
case PIX_FMT_BGR555BE:\
|
| 786 |
case PIX_FMT_BGR555LE:\
|
| 787 |
{\
|
| 788 |
const int dr1= dither_2x2_8[y&1 ][0];\ |
| 789 |
const int dg1= dither_2x2_8[y&1 ][1];\ |
| 790 |
const int db1= dither_2x2_8[(y&1)^1][0];\ |
| 791 |
const int dr2= dither_2x2_8[y&1 ][1];\ |
| 792 |
const int dg2= dither_2x2_8[y&1 ][0];\ |
| 793 |
const int db2= dither_2x2_8[(y&1)^1][1];\ |
| 794 |
func(uint16_t,0)\
|
| 795 |
((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];\
|
| 796 |
((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];\
|
| 797 |
}\ |
| 798 |
}\ |
| 799 |
break;\
|
| 800 |
case PIX_FMT_RGB444BE:\
|
| 801 |
case PIX_FMT_RGB444LE:\
|
| 802 |
case PIX_FMT_BGR444BE:\
|
| 803 |
case PIX_FMT_BGR444LE:\
|
| 804 |
{\
|
| 805 |
const int dr1= dither_4x4_16[y&3 ][0];\ |
| 806 |
const int dg1= dither_4x4_16[y&3 ][1];\ |
| 807 |
const int db1= dither_4x4_16[(y&3)^3][0];\ |
| 808 |
const int dr2= dither_4x4_16[y&3 ][1];\ |
| 809 |
const int dg2= dither_4x4_16[y&3 ][0];\ |
| 810 |
const int db2= dither_4x4_16[(y&3)^3][1];\ |
| 811 |
func(uint16_t,0)\
|
| 812 |
((uint16_t*)dest)[i2+0]= r[Y1+dr1] + g[Y1+dg1] + b[Y1+db1];\
|
| 813 |
((uint16_t*)dest)[i2+1]= r[Y2+dr2] + g[Y2+dg2] + b[Y2+db2];\
|
| 814 |
}\ |
| 815 |
}\ |
| 816 |
break;\
|
| 817 |
case PIX_FMT_RGB8:\
|
| 818 |
case PIX_FMT_BGR8:\
|
| 819 |
{\
|
| 820 |
const uint8_t * const d64= dither_8x8_73[y&7];\ |
| 821 |
const uint8_t * const d32= dither_8x8_32[y&7];\ |
| 822 |
func(uint8_t,0)\
|
| 823 |
((uint8_t*)dest)[i2+0]= r[Y1+d32[(i2+0)&7]] + g[Y1+d32[(i2+0)&7]] + b[Y1+d64[(i2+0)&7]];\ |
| 824 |
((uint8_t*)dest)[i2+1]= r[Y2+d32[(i2+1)&7]] + g[Y2+d32[(i2+1)&7]] + b[Y2+d64[(i2+1)&7]];\ |
| 825 |
}\ |
| 826 |
}\ |
| 827 |
break;\
|
| 828 |
case PIX_FMT_RGB4:\
|
| 829 |
case PIX_FMT_BGR4:\
|
| 830 |
{\
|
| 831 |
const uint8_t * const d64= dither_8x8_73 [y&7];\ |
| 832 |
const uint8_t * const d128=dither_8x8_220[y&7];\ |
| 833 |
func(uint8_t,0)\
|
| 834 |
((uint8_t*)dest)[i]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]]\ |
| 835 |
+ ((r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]])<<4);\ |
| 836 |
}\ |
| 837 |
}\ |
| 838 |
break;\
|
| 839 |
case PIX_FMT_RGB4_BYTE:\
|
| 840 |
case PIX_FMT_BGR4_BYTE:\
|
| 841 |
{\
|
| 842 |
const uint8_t * const d64= dither_8x8_73 [y&7];\ |
| 843 |
const uint8_t * const d128=dither_8x8_220[y&7];\ |
| 844 |
func(uint8_t,0)\
|
| 845 |
((uint8_t*)dest)[i2+0]= r[Y1+d128[(i2+0)&7]] + g[Y1+d64[(i2+0)&7]] + b[Y1+d128[(i2+0)&7]];\ |
| 846 |
((uint8_t*)dest)[i2+1]= r[Y2+d128[(i2+1)&7]] + g[Y2+d64[(i2+1)&7]] + b[Y2+d128[(i2+1)&7]];\ |
| 847 |
}\ |
| 848 |
}\ |
| 849 |
break;\
|
| 850 |
case PIX_FMT_MONOBLACK:\
|
| 851 |
case PIX_FMT_MONOWHITE:\
|
| 852 |
{\
|
| 853 |
func_monoblack\ |
| 854 |
}\ |
| 855 |
break;\
|
| 856 |
case PIX_FMT_YUYV422:\
|
| 857 |
func2\ |
| 858 |
((uint8_t*)dest)[2*i2+0]= Y1;\ |
| 859 |
((uint8_t*)dest)[2*i2+1]= U;\ |
| 860 |
((uint8_t*)dest)[2*i2+2]= Y2;\ |
| 861 |
((uint8_t*)dest)[2*i2+3]= V;\ |
| 862 |
} \ |
| 863 |
break;\
|
| 864 |
case PIX_FMT_UYVY422:\
|
| 865 |
func2\ |
| 866 |
((uint8_t*)dest)[2*i2+0]= U;\ |
| 867 |
((uint8_t*)dest)[2*i2+1]= Y1;\ |
| 868 |
((uint8_t*)dest)[2*i2+2]= V;\ |
| 869 |
((uint8_t*)dest)[2*i2+3]= Y2;\ |
| 870 |
} \ |
| 871 |
break;\
|
| 872 |
case PIX_FMT_GRAY16BE:\
|
| 873 |
func_g16\ |
| 874 |
((uint8_t*)dest)[2*i2+0]= Y1>>8;\ |
| 875 |
((uint8_t*)dest)[2*i2+1]= Y1;\ |
| 876 |
((uint8_t*)dest)[2*i2+2]= Y2>>8;\ |
| 877 |
((uint8_t*)dest)[2*i2+3]= Y2;\ |
| 878 |
} \ |
| 879 |
break;\
|
| 880 |
case PIX_FMT_GRAY16LE:\
|
| 881 |
func_g16\ |
| 882 |
((uint8_t*)dest)[2*i2+0]= Y1;\ |
| 883 |
((uint8_t*)dest)[2*i2+1]= Y1>>8;\ |
| 884 |
((uint8_t*)dest)[2*i2+2]= Y2;\ |
| 885 |
((uint8_t*)dest)[2*i2+3]= Y2>>8;\ |
| 886 |
} \ |
| 887 |
break;\
|
| 888 |
} |
| 889 |
|
| 890 |
static inline void yuv2packedXinC(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, |
| 891 |
const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize, |
| 892 |
const int16_t **alpSrc, uint8_t *dest, int dstW, int y) |
| 893 |
{
|
| 894 |
int i;
|
| 895 |
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGBX_C, YSCALE_YUV_2_PACKEDX_C(void,0), YSCALE_YUV_2_GRAY16_C, YSCALE_YUV_2_MONOX_C) |
| 896 |
} |
| 897 |
|
| 898 |
static inline void yuv2rgbXinC_full(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, |
| 899 |
const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize, |
| 900 |
const int16_t **alpSrc, uint8_t *dest, int dstW, int y) |
| 901 |
{
|
| 902 |
int i;
|
| 903 |
int step= c->dstFormatBpp/8; |
| 904 |
int aidx= 3; |
| 905 |
|
| 906 |
switch(c->dstFormat) {
|
| 907 |
case PIX_FMT_ARGB:
|
| 908 |
dest++; |
| 909 |
aidx= 0;
|
| 910 |
case PIX_FMT_RGB24:
|
| 911 |
aidx--; |
| 912 |
case PIX_FMT_RGBA:
|
| 913 |
if (CONFIG_SMALL) {
|
| 914 |
int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;
|
| 915 |
YSCALE_YUV_2_RGBX_FULL_C(1<<21, needAlpha) |
| 916 |
dest[aidx]= needAlpha ? A : 255;
|
| 917 |
dest[0]= R>>22; |
| 918 |
dest[1]= G>>22; |
| 919 |
dest[2]= B>>22; |
| 920 |
dest+= step; |
| 921 |
} |
| 922 |
} else {
|
| 923 |
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
|
| 924 |
YSCALE_YUV_2_RGBX_FULL_C(1<<21, 1) |
| 925 |
dest[aidx]= A; |
| 926 |
dest[0]= R>>22; |
| 927 |
dest[1]= G>>22; |
| 928 |
dest[2]= B>>22; |
| 929 |
dest+= step; |
| 930 |
} |
| 931 |
} else {
|
| 932 |
YSCALE_YUV_2_RGBX_FULL_C(1<<21, 0) |
| 933 |
dest[aidx]= 255;
|
| 934 |
dest[0]= R>>22; |
| 935 |
dest[1]= G>>22; |
| 936 |
dest[2]= B>>22; |
| 937 |
dest+= step; |
| 938 |
} |
| 939 |
} |
| 940 |
} |
| 941 |
break;
|
| 942 |
case PIX_FMT_ABGR:
|
| 943 |
dest++; |
| 944 |
aidx= 0;
|
| 945 |
case PIX_FMT_BGR24:
|
| 946 |
aidx--; |
| 947 |
case PIX_FMT_BGRA:
|
| 948 |
if (CONFIG_SMALL) {
|
| 949 |
int needAlpha = CONFIG_SWSCALE_ALPHA && c->alpPixBuf;
|
| 950 |
YSCALE_YUV_2_RGBX_FULL_C(1<<21, needAlpha) |
| 951 |
dest[aidx]= needAlpha ? A : 255;
|
| 952 |
dest[0]= B>>22; |
| 953 |
dest[1]= G>>22; |
| 954 |
dest[2]= R>>22; |
| 955 |
dest+= step; |
| 956 |
} |
| 957 |
} else {
|
| 958 |
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
|
| 959 |
YSCALE_YUV_2_RGBX_FULL_C(1<<21, 1) |
| 960 |
dest[aidx]= A; |
| 961 |
dest[0]= B>>22; |
| 962 |
dest[1]= G>>22; |
| 963 |
dest[2]= R>>22; |
| 964 |
dest+= step; |
| 965 |
} |
| 966 |
} else {
|
| 967 |
YSCALE_YUV_2_RGBX_FULL_C(1<<21, 0) |
| 968 |
dest[aidx]= 255;
|
| 969 |
dest[0]= B>>22; |
| 970 |
dest[1]= G>>22; |
| 971 |
dest[2]= R>>22; |
| 972 |
dest+= step; |
| 973 |
} |
| 974 |
} |
| 975 |
} |
| 976 |
break;
|
| 977 |
default:
|
| 978 |
assert(0);
|
| 979 |
} |
| 980 |
} |
| 981 |
|
| 982 |
static void fillPlane(uint8_t* plane, int stride, int width, int height, int y, uint8_t val) |
| 983 |
{
|
| 984 |
int i;
|
| 985 |
uint8_t *ptr = plane + stride*y; |
| 986 |
for (i=0; i<height; i++) { |
| 987 |
memset(ptr, val, width); |
| 988 |
ptr += stride; |
| 989 |
} |
| 990 |
} |
| 991 |
|
| 992 |
static inline void rgb48ToY(uint8_t *dst, const uint8_t *src, long width, |
| 993 |
uint32_t *unused) |
| 994 |
{
|
| 995 |
int i;
|
| 996 |
for (i = 0; i < width; i++) { |
| 997 |
int r = src[i*6+0]; |
| 998 |
int g = src[i*6+2]; |
| 999 |
int b = src[i*6+4]; |
| 1000 |
|
| 1001 |
dst[i] = (RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
| 1002 |
} |
| 1003 |
} |
| 1004 |
|
| 1005 |
static inline void rgb48ToUV(uint8_t *dstU, uint8_t *dstV, |
| 1006 |
const uint8_t *src1, const uint8_t *src2, |
| 1007 |
long width, uint32_t *unused)
|
| 1008 |
{
|
| 1009 |
int i;
|
| 1010 |
assert(src1==src2); |
| 1011 |
for (i = 0; i < width; i++) { |
| 1012 |
int r = src1[6*i + 0]; |
| 1013 |
int g = src1[6*i + 2]; |
| 1014 |
int b = src1[6*i + 4]; |
| 1015 |
|
| 1016 |
dstU[i] = (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
| 1017 |
dstV[i] = (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
| 1018 |
} |
| 1019 |
} |
| 1020 |
|
| 1021 |
static inline void rgb48ToUV_half(uint8_t *dstU, uint8_t *dstV, |
| 1022 |
const uint8_t *src1, const uint8_t *src2, |
| 1023 |
long width, uint32_t *unused)
|
| 1024 |
{
|
| 1025 |
int i;
|
| 1026 |
assert(src1==src2); |
| 1027 |
for (i = 0; i < width; i++) { |
| 1028 |
int r= src1[12*i + 0] + src1[12*i + 6]; |
| 1029 |
int g= src1[12*i + 2] + src1[12*i + 8]; |
| 1030 |
int b= src1[12*i + 4] + src1[12*i + 10]; |
| 1031 |
|
| 1032 |
dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT+1); |
| 1033 |
dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT)) >> (RGB2YUV_SHIFT+1); |
| 1034 |
} |
| 1035 |
} |
| 1036 |
|
| 1037 |
#define BGR2Y(type, name, shr, shg, shb, maskr, maskg, maskb, RY, GY, BY, S)\
|
| 1038 |
static inline void name(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)\ |
| 1039 |
{\
|
| 1040 |
int i;\
|
| 1041 |
for (i=0; i<width; i++) {\ |
| 1042 |
int b= (((const type*)src)[i]>>shb)&maskb;\ |
| 1043 |
int g= (((const type*)src)[i]>>shg)&maskg;\ |
| 1044 |
int r= (((const type*)src)[i]>>shr)&maskr;\ |
| 1045 |
\ |
| 1046 |
dst[i]= (((RY)*r + (GY)*g + (BY)*b + (33<<((S)-1)))>>(S));\ |
| 1047 |
}\ |
| 1048 |
} |
| 1049 |
|
| 1050 |
BGR2Y(uint32_t, bgr32ToY,16, 0, 0, 0x00FF, 0xFF00, 0x00FF, RY<< 8, GY , BY<< 8, RGB2YUV_SHIFT+8) |
| 1051 |
BGR2Y(uint32_t,bgr321ToY,16,16, 0, 0xFF00, 0x00FF, 0xFF00, RY , GY<<8, BY , RGB2YUV_SHIFT+8) |
| 1052 |
BGR2Y(uint32_t, rgb32ToY, 0, 0,16, 0x00FF, 0xFF00, 0x00FF, RY<< 8, GY , BY<< 8, RGB2YUV_SHIFT+8) |
| 1053 |
BGR2Y(uint32_t,rgb321ToY, 0,16,16, 0xFF00, 0x00FF, 0xFF00, RY , GY<<8, BY , RGB2YUV_SHIFT+8) |
| 1054 |
BGR2Y(uint16_t, bgr16ToY, 0, 0, 0, 0x001F, 0x07E0, 0xF800, RY<<11, GY<<5, BY , RGB2YUV_SHIFT+8) |
| 1055 |
BGR2Y(uint16_t, bgr15ToY, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, RY<<10, GY<<5, BY , RGB2YUV_SHIFT+7) |
| 1056 |
BGR2Y(uint16_t, rgb16ToY, 0, 0, 0, 0xF800, 0x07E0, 0x001F, RY , GY<<5, BY<<11, RGB2YUV_SHIFT+8) |
| 1057 |
BGR2Y(uint16_t, rgb15ToY, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, RY , GY<<5, BY<<10, RGB2YUV_SHIFT+7) |
| 1058 |
|
| 1059 |
static inline void abgrToA(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused) |
| 1060 |
{
|
| 1061 |
int i;
|
| 1062 |
for (i=0; i<width; i++) { |
| 1063 |
dst[i]= src[4*i];
|
| 1064 |
} |
| 1065 |
} |
| 1066 |
|
| 1067 |
#define BGR2UV(type, name, shr, shg, shb, shp, maskr, maskg, maskb, RU, GU, BU, RV, GV, BV, S) \
|
| 1068 |
static inline void name(uint8_t *dstU, uint8_t *dstV, const uint8_t *src, const uint8_t *dummy, long width, uint32_t *unused)\ |
| 1069 |
{\
|
| 1070 |
int i;\
|
| 1071 |
for (i=0; i<width; i++) {\ |
| 1072 |
int b= ((((const type*)src)[i]>>shp)&maskb)>>shb;\ |
| 1073 |
int g= ((((const type*)src)[i]>>shp)&maskg)>>shg;\ |
| 1074 |
int r= ((((const type*)src)[i]>>shp)&maskr)>>shr;\ |
| 1075 |
\ |
| 1076 |
dstU[i]= ((RU)*r + (GU)*g + (BU)*b + (257<<((S)-1)))>>(S);\ |
| 1077 |
dstV[i]= ((RV)*r + (GV)*g + (BV)*b + (257<<((S)-1)))>>(S);\ |
| 1078 |
}\ |
| 1079 |
}\ |
| 1080 |
static inline void name ## _half(uint8_t *dstU, uint8_t *dstV, const uint8_t *src, const uint8_t *dummy, long width, uint32_t *unused)\ |
| 1081 |
{\
|
| 1082 |
int i;\
|
| 1083 |
for (i=0; i<width; i++) {\ |
| 1084 |
int pix0= ((const type*)src)[2*i+0]>>shp;\ |
| 1085 |
int pix1= ((const type*)src)[2*i+1]>>shp;\ |
| 1086 |
int g= (pix0&~(maskr|maskb))+(pix1&~(maskr|maskb));\
|
| 1087 |
int b= ((pix0+pix1-g)&(maskb|(2*maskb)))>>shb;\ |
| 1088 |
int r= ((pix0+pix1-g)&(maskr|(2*maskr)))>>shr;\ |
| 1089 |
g&= maskg|(2*maskg);\
|
| 1090 |
\ |
| 1091 |
g>>=shg;\ |
| 1092 |
\ |
| 1093 |
dstU[i]= ((RU)*r + (GU)*g + (BU)*b + (257<<(S)))>>((S)+1);\ |
| 1094 |
dstV[i]= ((RV)*r + (GV)*g + (BV)*b + (257<<(S)))>>((S)+1);\ |
| 1095 |
}\ |
| 1096 |
} |
| 1097 |
|
| 1098 |
BGR2UV(uint32_t, bgr32ToUV,16, 0, 0, 0, 0xFF0000, 0xFF00, 0x00FF, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) |
| 1099 |
BGR2UV(uint32_t,bgr321ToUV,16, 0, 0, 8, 0xFF0000, 0xFF00, 0x00FF, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) |
| 1100 |
BGR2UV(uint32_t, rgb32ToUV, 0, 0,16, 0, 0x00FF, 0xFF00, 0xFF0000, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) |
| 1101 |
BGR2UV(uint32_t,rgb321ToUV, 0, 0,16, 8, 0x00FF, 0xFF00, 0xFF0000, RU<< 8, GU , BU<< 8, RV<< 8, GV , BV<< 8, RGB2YUV_SHIFT+8) |
| 1102 |
BGR2UV(uint16_t, bgr16ToUV, 0, 0, 0, 0, 0x001F, 0x07E0, 0xF800, RU<<11, GU<<5, BU , RV<<11, GV<<5, BV , RGB2YUV_SHIFT+8) |
| 1103 |
BGR2UV(uint16_t, bgr15ToUV, 0, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, RU<<10, GU<<5, BU , RV<<10, GV<<5, BV , RGB2YUV_SHIFT+7) |
| 1104 |
BGR2UV(uint16_t, rgb16ToUV, 0, 0, 0, 0, 0xF800, 0x07E0, 0x001F, RU , GU<<5, BU<<11, RV , GV<<5, BV<<11, RGB2YUV_SHIFT+8) |
| 1105 |
BGR2UV(uint16_t, rgb15ToUV, 0, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, RU , GU<<5, BU<<10, RV , GV<<5, BV<<10, RGB2YUV_SHIFT+7) |
| 1106 |
|
| 1107 |
static inline void palToY(uint8_t *dst, const uint8_t *src, long width, uint32_t *pal) |
| 1108 |
{
|
| 1109 |
int i;
|
| 1110 |
for (i=0; i<width; i++) { |
| 1111 |
int d= src[i];
|
| 1112 |
|
| 1113 |
dst[i]= pal[d] & 0xFF;
|
| 1114 |
} |
| 1115 |
} |
| 1116 |
|
| 1117 |
static inline void palToUV(uint8_t *dstU, uint8_t *dstV, |
| 1118 |
const uint8_t *src1, const uint8_t *src2, |
| 1119 |
long width, uint32_t *pal)
|
| 1120 |
{
|
| 1121 |
int i;
|
| 1122 |
assert(src1 == src2); |
| 1123 |
for (i=0; i<width; i++) { |
| 1124 |
int p= pal[src1[i]];
|
| 1125 |
|
| 1126 |
dstU[i]= p>>8;
|
| 1127 |
dstV[i]= p>>16;
|
| 1128 |
} |
| 1129 |
} |
| 1130 |
|
| 1131 |
static inline void monowhite2Y(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused) |
| 1132 |
{
|
| 1133 |
int i, j;
|
| 1134 |
for (i=0; i<width/8; i++) { |
| 1135 |
int d= ~src[i];
|
| 1136 |
for(j=0; j<8; j++) |
| 1137 |
dst[8*i+j]= ((d>>(7-j))&1)*255; |
| 1138 |
} |
| 1139 |
} |
| 1140 |
|
| 1141 |
static inline void monoblack2Y(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused) |
| 1142 |
{
|
| 1143 |
int i, j;
|
| 1144 |
for (i=0; i<width/8; i++) { |
| 1145 |
int d= src[i];
|
| 1146 |
for(j=0; j<8; j++) |
| 1147 |
dst[8*i+j]= ((d>>(7-j))&1)*255; |
| 1148 |
} |
| 1149 |
} |
| 1150 |
|
| 1151 |
//Note: we have C, MMX, MMX2, 3DNOW versions, there is no 3DNOW+MMX2 one
|
| 1152 |
//Plain C versions
|
| 1153 |
#if CONFIG_RUNTIME_CPUDETECT
|
| 1154 |
# define COMPILE_C 1 |
| 1155 |
# if ARCH_X86
|
| 1156 |
# define COMPILE_MMX HAVE_MMX
|
| 1157 |
# define COMPILE_MMX2 HAVE_MMX2
|
| 1158 |
# define COMPILE_3DNOW HAVE_AMD3DNOW
|
| 1159 |
# elif ARCH_PPC
|
| 1160 |
# define COMPILE_ALTIVEC HAVE_ALTIVEC
|
| 1161 |
# endif
|
| 1162 |
#else /* CONFIG_RUNTIME_CPUDETECT */ |
| 1163 |
# if ARCH_X86
|
| 1164 |
# if HAVE_MMX2
|
| 1165 |
# define COMPILE_MMX2 1 |
| 1166 |
# elif HAVE_AMD3DNOW
|
| 1167 |
# define COMPILE_3DNOW 1 |
| 1168 |
# elif HAVE_MMX
|
| 1169 |
# define COMPILE_MMX 1 |
| 1170 |
# else
|
| 1171 |
# define COMPILE_C 1 |
| 1172 |
# endif
|
| 1173 |
# elif ARCH_PPC && HAVE_ALTIVEC
|
| 1174 |
# define COMPILE_ALTIVEC 1 |
| 1175 |
# else
|
| 1176 |
# define COMPILE_C 1 |
| 1177 |
# endif
|
| 1178 |
#endif
|
| 1179 |
|
| 1180 |
#ifndef COMPILE_C
|
| 1181 |
# define COMPILE_C 0 |
| 1182 |
#endif
|
| 1183 |
#ifndef COMPILE_MMX
|
| 1184 |
# define COMPILE_MMX 0 |
| 1185 |
#endif
|
| 1186 |
#ifndef COMPILE_MMX2
|
| 1187 |
# define COMPILE_MMX2 0 |
| 1188 |
#endif
|
| 1189 |
#ifndef COMPILE_3DNOW
|
| 1190 |
# define COMPILE_3DNOW 0 |
| 1191 |
#endif
|
| 1192 |
#ifndef COMPILE_ALTIVEC
|
| 1193 |
# define COMPILE_ALTIVEC 0 |
| 1194 |
#endif
|
| 1195 |
|
| 1196 |
#define COMPILE_TEMPLATE_MMX 0 |
| 1197 |
#define COMPILE_TEMPLATE_MMX2 0 |
| 1198 |
#define COMPILE_TEMPLATE_AMD3DNOW 0 |
| 1199 |
#define COMPILE_TEMPLATE_ALTIVEC 0 |
| 1200 |
|
| 1201 |
#if COMPILE_C
|
| 1202 |
#define RENAME(a) a ## _C |
| 1203 |
#include "swscale_template.c" |
| 1204 |
#endif
|
| 1205 |
|
| 1206 |
#if COMPILE_ALTIVEC
|
| 1207 |
#undef RENAME
|
| 1208 |
#undef COMPILE_TEMPLATE_ALTIVEC
|
| 1209 |
#define COMPILE_TEMPLATE_ALTIVEC 1 |
| 1210 |
#define RENAME(a) a ## _altivec |
| 1211 |
#include "swscale_template.c" |
| 1212 |
#endif
|
| 1213 |
|
| 1214 |
#if ARCH_X86
|
| 1215 |
|
| 1216 |
//MMX versions
|
| 1217 |
#if COMPILE_MMX
|
| 1218 |
#undef RENAME
|
| 1219 |
#undef COMPILE_TEMPLATE_MMX
|
| 1220 |
#undef COMPILE_TEMPLATE_MMX2
|
| 1221 |
#undef COMPILE_TEMPLATE_AMD3DNOW
|
| 1222 |
#define COMPILE_TEMPLATE_MMX 1 |
| 1223 |
#define COMPILE_TEMPLATE_MMX2 0 |
| 1224 |
#define COMPILE_TEMPLATE_AMD3DNOW 0 |
| 1225 |
#define RENAME(a) a ## _MMX |
| 1226 |
#include "swscale_template.c" |
| 1227 |
#endif
|
| 1228 |
|
| 1229 |
//MMX2 versions
|
| 1230 |
#if COMPILE_MMX2
|
| 1231 |
#undef RENAME
|
| 1232 |
#undef COMPILE_TEMPLATE_MMX
|
| 1233 |
#undef COMPILE_TEMPLATE_MMX2
|
| 1234 |
#undef COMPILE_TEMPLATE_AMD3DNOW
|
| 1235 |
#define COMPILE_TEMPLATE_MMX 1 |
| 1236 |
#define COMPILE_TEMPLATE_MMX2 1 |
| 1237 |
#define COMPILE_TEMPLATE_AMD3DNOW 0 |
| 1238 |
#define RENAME(a) a ## _MMX2 |
| 1239 |
#include "swscale_template.c" |
| 1240 |
#endif
|
| 1241 |
|
| 1242 |
//3DNOW versions
|
| 1243 |
#if COMPILE_3DNOW
|
| 1244 |
#undef RENAME
|
| 1245 |
#undef COMPILE_TEMPLATE_MMX
|
| 1246 |
#undef COMPILE_TEMPLATE_MMX2
|
| 1247 |
#undef COMPILE_TEMPLATE_AMD3DNOW
|
| 1248 |
#define COMPILE_TEMPLATE_MMX 1 |
| 1249 |
#define COMPILE_TEMPLATE_MMX2 0 |
| 1250 |
#define COMPILE_TEMPLATE_AMD3DNOW 1 |
| 1251 |
#define RENAME(a) a ## _3DNow |
| 1252 |
#include "swscale_template.c" |
| 1253 |
#endif
|
| 1254 |
|
| 1255 |
#endif //ARCH_X86 |
| 1256 |
|
| 1257 |
SwsFunc ff_getSwsFunc(SwsContext *c) |
| 1258 |
{
|
| 1259 |
#if CONFIG_RUNTIME_CPUDETECT
|
| 1260 |
int flags = c->flags;
|
| 1261 |
|
| 1262 |
#if ARCH_X86
|
| 1263 |
// ordered per speed fastest first
|
| 1264 |
if (flags & SWS_CPU_CAPS_MMX2) {
|
| 1265 |
sws_init_swScale_MMX2(c); |
| 1266 |
return swScale_MMX2;
|
| 1267 |
} else if (flags & SWS_CPU_CAPS_3DNOW) { |
| 1268 |
sws_init_swScale_3DNow(c); |
| 1269 |
return swScale_3DNow;
|
| 1270 |
} else if (flags & SWS_CPU_CAPS_MMX) { |
| 1271 |
sws_init_swScale_MMX(c); |
| 1272 |
return swScale_MMX;
|
| 1273 |
} else {
|
| 1274 |
sws_init_swScale_C(c); |
| 1275 |
return swScale_C;
|
| 1276 |
} |
| 1277 |
|
| 1278 |
#else
|
| 1279 |
#if COMPILE_ALTIVEC
|
| 1280 |
if (flags & SWS_CPU_CAPS_ALTIVEC) {
|
| 1281 |
sws_init_swScale_altivec(c); |
| 1282 |
return swScale_altivec;
|
| 1283 |
} else {
|
| 1284 |
sws_init_swScale_C(c); |
| 1285 |
return swScale_C;
|
| 1286 |
} |
| 1287 |
#endif
|
| 1288 |
sws_init_swScale_C(c); |
| 1289 |
return swScale_C;
|
| 1290 |
#endif /* ARCH_X86 */ |
| 1291 |
#else //CONFIG_RUNTIME_CPUDETECT |
| 1292 |
#if COMPILE_TEMPLATE_MMX2
|
| 1293 |
sws_init_swScale_MMX2(c); |
| 1294 |
return swScale_MMX2;
|
| 1295 |
#elif COMPILE_TEMPLATE_AMD3DNOW
|
| 1296 |
sws_init_swScale_3DNow(c); |
| 1297 |
return swScale_3DNow;
|
| 1298 |
#elif COMPILE_TEMPLATE_MMX
|
| 1299 |
sws_init_swScale_MMX(c); |
| 1300 |
return swScale_MMX;
|
| 1301 |
#elif COMPILE_TEMPLATE_ALTIVEC
|
| 1302 |
sws_init_swScale_altivec(c); |
| 1303 |
return swScale_altivec;
|
| 1304 |
#else
|
| 1305 |
sws_init_swScale_C(c); |
| 1306 |
return swScale_C;
|
| 1307 |
#endif
|
| 1308 |
#endif //!CONFIG_RUNTIME_CPUDETECT |
| 1309 |
} |
| 1310 |
|
| 1311 |
static int planarToNv12Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1312 |
int srcSliceH, uint8_t* dstParam[], int dstStride[]) |
| 1313 |
{
|
| 1314 |
uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| 1315 |
/* Copy Y plane */
|
| 1316 |
if (dstStride[0]==srcStride[0] && srcStride[0] > 0) |
| 1317 |
memcpy(dst, src[0], srcSliceH*dstStride[0]); |
| 1318 |
else {
|
| 1319 |
int i;
|
| 1320 |
const uint8_t *srcPtr= src[0]; |
| 1321 |
uint8_t *dstPtr= dst; |
| 1322 |
for (i=0; i<srcSliceH; i++) { |
| 1323 |
memcpy(dstPtr, srcPtr, c->srcW); |
| 1324 |
srcPtr+= srcStride[0];
|
| 1325 |
dstPtr+= dstStride[0];
|
| 1326 |
} |
| 1327 |
} |
| 1328 |
dst = dstParam[1] + dstStride[1]*srcSliceY/2; |
| 1329 |
if (c->dstFormat == PIX_FMT_NV12)
|
| 1330 |
interleaveBytes(src[1], src[2], dst, c->srcW/2, srcSliceH/2, srcStride[1], srcStride[2], dstStride[0]); |
| 1331 |
else
|
| 1332 |
interleaveBytes(src[2], src[1], dst, c->srcW/2, srcSliceH/2, srcStride[2], srcStride[1], dstStride[0]); |
| 1333 |
|
| 1334 |
return srcSliceH;
|
| 1335 |
} |
| 1336 |
|
| 1337 |
static int planarToYuy2Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1338 |
int srcSliceH, uint8_t* dstParam[], int dstStride[]) |
| 1339 |
{
|
| 1340 |
uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| 1341 |
|
| 1342 |
yv12toyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], srcStride[1], dstStride[0]); |
| 1343 |
|
| 1344 |
return srcSliceH;
|
| 1345 |
} |
| 1346 |
|
| 1347 |
static int planarToUyvyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1348 |
int srcSliceH, uint8_t* dstParam[], int dstStride[]) |
| 1349 |
{
|
| 1350 |
uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| 1351 |
|
| 1352 |
yv12touyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], srcStride[1], dstStride[0]); |
| 1353 |
|
| 1354 |
return srcSliceH;
|
| 1355 |
} |
| 1356 |
|
| 1357 |
static int yuv422pToYuy2Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1358 |
int srcSliceH, uint8_t* dstParam[], int dstStride[]) |
| 1359 |
{
|
| 1360 |
uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| 1361 |
|
| 1362 |
yuv422ptoyuy2(src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0]); |
| 1363 |
|
| 1364 |
return srcSliceH;
|
| 1365 |
} |
| 1366 |
|
| 1367 |
static int yuv422pToUyvyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1368 |
int srcSliceH, uint8_t* dstParam[], int dstStride[]) |
| 1369 |
{
|
| 1370 |
uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY; |
| 1371 |
|
| 1372 |
yuv422ptouyvy(src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0]); |
| 1373 |
|
| 1374 |
return srcSliceH;
|
| 1375 |
} |
| 1376 |
|
| 1377 |
static int yuyvToYuv420Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1378 |
int srcSliceH, uint8_t* dstParam[], int dstStride[]) |
| 1379 |
{
|
| 1380 |
uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY; |
| 1381 |
uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY/2; |
| 1382 |
uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY/2; |
| 1383 |
|
| 1384 |
yuyvtoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]); |
| 1385 |
|
| 1386 |
if (dstParam[3]) |
| 1387 |
fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| 1388 |
|
| 1389 |
return srcSliceH;
|
| 1390 |
} |
| 1391 |
|
| 1392 |
static int yuyvToYuv422Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1393 |
int srcSliceH, uint8_t* dstParam[], int dstStride[]) |
| 1394 |
{
|
| 1395 |
uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY; |
| 1396 |
uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY; |
| 1397 |
uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY; |
| 1398 |
|
| 1399 |
yuyvtoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]); |
| 1400 |
|
| 1401 |
return srcSliceH;
|
| 1402 |
} |
| 1403 |
|
| 1404 |
static int uyvyToYuv420Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1405 |
int srcSliceH, uint8_t* dstParam[], int dstStride[]) |
| 1406 |
{
|
| 1407 |
uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY; |
| 1408 |
uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY/2; |
| 1409 |
uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY/2; |
| 1410 |
|
| 1411 |
uyvytoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]); |
| 1412 |
|
| 1413 |
if (dstParam[3]) |
| 1414 |
fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| 1415 |
|
| 1416 |
return srcSliceH;
|
| 1417 |
} |
| 1418 |
|
| 1419 |
static int uyvyToYuv422Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1420 |
int srcSliceH, uint8_t* dstParam[], int dstStride[]) |
| 1421 |
{
|
| 1422 |
uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY; |
| 1423 |
uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY; |
| 1424 |
uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY; |
| 1425 |
|
| 1426 |
uyvytoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]); |
| 1427 |
|
| 1428 |
return srcSliceH;
|
| 1429 |
} |
| 1430 |
|
| 1431 |
static int palToRgbWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1432 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 1433 |
{
|
| 1434 |
const enum PixelFormat srcFormat= c->srcFormat; |
| 1435 |
const enum PixelFormat dstFormat= c->dstFormat; |
| 1436 |
void (*conv)(const uint8_t *src, uint8_t *dst, long num_pixels, |
| 1437 |
const uint8_t *palette)=NULL; |
| 1438 |
int i;
|
| 1439 |
uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY; |
| 1440 |
const uint8_t *srcPtr= src[0]; |
| 1441 |
|
| 1442 |
if (usePal(srcFormat)) {
|
| 1443 |
switch (dstFormat) {
|
| 1444 |
case PIX_FMT_RGB32 : conv = sws_convertPalette8ToPacked32; break; |
| 1445 |
case PIX_FMT_BGR32 : conv = sws_convertPalette8ToPacked32; break; |
| 1446 |
case PIX_FMT_BGR32_1: conv = sws_convertPalette8ToPacked32; break; |
| 1447 |
case PIX_FMT_RGB32_1: conv = sws_convertPalette8ToPacked32; break; |
| 1448 |
case PIX_FMT_RGB24 : conv = sws_convertPalette8ToPacked24; break; |
| 1449 |
case PIX_FMT_BGR24 : conv = sws_convertPalette8ToPacked24; break; |
| 1450 |
} |
| 1451 |
} |
| 1452 |
|
| 1453 |
if (!conv)
|
| 1454 |
av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n",
|
| 1455 |
sws_format_name(srcFormat), sws_format_name(dstFormat)); |
| 1456 |
else {
|
| 1457 |
for (i=0; i<srcSliceH; i++) { |
| 1458 |
conv(srcPtr, dstPtr, c->srcW, (uint8_t *) c->pal_rgb); |
| 1459 |
srcPtr+= srcStride[0];
|
| 1460 |
dstPtr+= dstStride[0];
|
| 1461 |
} |
| 1462 |
} |
| 1463 |
|
| 1464 |
return srcSliceH;
|
| 1465 |
} |
| 1466 |
|
| 1467 |
#define isRGBA32(x) ( \
|
| 1468 |
(x) == PIX_FMT_ARGB \ |
| 1469 |
|| (x) == PIX_FMT_RGBA \ |
| 1470 |
|| (x) == PIX_FMT_BGRA \ |
| 1471 |
|| (x) == PIX_FMT_ABGR \ |
| 1472 |
) |
| 1473 |
|
| 1474 |
/* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */
|
| 1475 |
static int rgbToRgbWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1476 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 1477 |
{
|
| 1478 |
const enum PixelFormat srcFormat= c->srcFormat; |
| 1479 |
const enum PixelFormat dstFormat= c->dstFormat; |
| 1480 |
const int srcBpp= (c->srcFormatBpp + 7) >> 3; |
| 1481 |
const int dstBpp= (c->dstFormatBpp + 7) >> 3; |
| 1482 |
const int srcId= c->srcFormatBpp >> 2; /* 1:0, 4:1, 8:2, 15:3, 16:4, 24:6, 32:8 */ |
| 1483 |
const int dstId= c->dstFormatBpp >> 2; |
| 1484 |
void (*conv)(const uint8_t *src, uint8_t *dst, long src_size)=NULL; |
| 1485 |
|
| 1486 |
#define CONV_IS(src, dst) (srcFormat == PIX_FMT_##src && dstFormat == PIX_FMT_##dst) |
| 1487 |
|
| 1488 |
if (isRGBA32(srcFormat) && isRGBA32(dstFormat)) {
|
| 1489 |
if ( CONV_IS(ABGR, RGBA)
|
| 1490 |
|| CONV_IS(ARGB, BGRA) |
| 1491 |
|| CONV_IS(BGRA, ARGB) |
| 1492 |
|| CONV_IS(RGBA, ABGR)) conv = shuffle_bytes_3210; |
| 1493 |
else if (CONV_IS(ABGR, ARGB) |
| 1494 |
|| CONV_IS(ARGB, ABGR)) conv = shuffle_bytes_0321; |
| 1495 |
else if (CONV_IS(ABGR, BGRA) |
| 1496 |
|| CONV_IS(ARGB, RGBA)) conv = shuffle_bytes_1230; |
| 1497 |
else if (CONV_IS(BGRA, RGBA) |
| 1498 |
|| CONV_IS(RGBA, BGRA)) conv = shuffle_bytes_2103; |
| 1499 |
else if (CONV_IS(BGRA, ABGR) |
| 1500 |
|| CONV_IS(RGBA, ARGB)) conv = shuffle_bytes_3012; |
| 1501 |
} else
|
| 1502 |
/* BGR -> BGR */
|
| 1503 |
if ( (isBGRinInt(srcFormat) && isBGRinInt(dstFormat))
|
| 1504 |
|| (isRGBinInt(srcFormat) && isRGBinInt(dstFormat))) {
|
| 1505 |
switch(srcId | (dstId<<4)) { |
| 1506 |
case 0x34: conv= rgb16to15; break; |
| 1507 |
case 0x36: conv= rgb24to15; break; |
| 1508 |
case 0x38: conv= rgb32to15; break; |
| 1509 |
case 0x43: conv= rgb15to16; break; |
| 1510 |
case 0x46: conv= rgb24to16; break; |
| 1511 |
case 0x48: conv= rgb32to16; break; |
| 1512 |
case 0x63: conv= rgb15to24; break; |
| 1513 |
case 0x64: conv= rgb16to24; break; |
| 1514 |
case 0x68: conv= rgb32to24; break; |
| 1515 |
case 0x83: conv= rgb15to32; break; |
| 1516 |
case 0x84: conv= rgb16to32; break; |
| 1517 |
case 0x86: conv= rgb24to32; break; |
| 1518 |
} |
| 1519 |
} else if ( (isBGRinInt(srcFormat) && isRGBinInt(dstFormat)) |
| 1520 |
|| (isRGBinInt(srcFormat) && isBGRinInt(dstFormat))) {
|
| 1521 |
switch(srcId | (dstId<<4)) { |
| 1522 |
case 0x33: conv= rgb15tobgr15; break; |
| 1523 |
case 0x34: conv= rgb16tobgr15; break; |
| 1524 |
case 0x36: conv= rgb24tobgr15; break; |
| 1525 |
case 0x38: conv= rgb32tobgr15; break; |
| 1526 |
case 0x43: conv= rgb15tobgr16; break; |
| 1527 |
case 0x44: conv= rgb16tobgr16; break; |
| 1528 |
case 0x46: conv= rgb24tobgr16; break; |
| 1529 |
case 0x48: conv= rgb32tobgr16; break; |
| 1530 |
case 0x63: conv= rgb15tobgr24; break; |
| 1531 |
case 0x64: conv= rgb16tobgr24; break; |
| 1532 |
case 0x66: conv= rgb24tobgr24; break; |
| 1533 |
case 0x68: conv= rgb32tobgr24; break; |
| 1534 |
case 0x83: conv= rgb15tobgr32; break; |
| 1535 |
case 0x84: conv= rgb16tobgr32; break; |
| 1536 |
case 0x86: conv= rgb24tobgr32; break; |
| 1537 |
} |
| 1538 |
} |
| 1539 |
|
| 1540 |
if (!conv) {
|
| 1541 |
av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n",
|
| 1542 |
sws_format_name(srcFormat), sws_format_name(dstFormat)); |
| 1543 |
} else {
|
| 1544 |
const uint8_t *srcPtr= src[0]; |
| 1545 |
uint8_t *dstPtr= dst[0];
|
| 1546 |
if ((srcFormat == PIX_FMT_RGB32_1 || srcFormat == PIX_FMT_BGR32_1) && !isRGBA32(dstFormat))
|
| 1547 |
srcPtr += ALT32_CORR; |
| 1548 |
|
| 1549 |
if ((dstFormat == PIX_FMT_RGB32_1 || dstFormat == PIX_FMT_BGR32_1) && !isRGBA32(srcFormat))
|
| 1550 |
dstPtr += ALT32_CORR; |
| 1551 |
|
| 1552 |
if (dstStride[0]*srcBpp == srcStride[0]*dstBpp && srcStride[0] > 0) |
| 1553 |
conv(srcPtr, dstPtr + dstStride[0]*srcSliceY, srcSliceH*srcStride[0]); |
| 1554 |
else {
|
| 1555 |
int i;
|
| 1556 |
dstPtr += dstStride[0]*srcSliceY;
|
| 1557 |
|
| 1558 |
for (i=0; i<srcSliceH; i++) { |
| 1559 |
conv(srcPtr, dstPtr, c->srcW*srcBpp); |
| 1560 |
srcPtr+= srcStride[0];
|
| 1561 |
dstPtr+= dstStride[0];
|
| 1562 |
} |
| 1563 |
} |
| 1564 |
} |
| 1565 |
return srcSliceH;
|
| 1566 |
} |
| 1567 |
|
| 1568 |
static int bgr24ToYv12Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1569 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 1570 |
{
|
| 1571 |
rgb24toyv12( |
| 1572 |
src[0],
|
| 1573 |
dst[0]+ srcSliceY *dstStride[0], |
| 1574 |
dst[1]+(srcSliceY>>1)*dstStride[1], |
| 1575 |
dst[2]+(srcSliceY>>1)*dstStride[2], |
| 1576 |
c->srcW, srcSliceH, |
| 1577 |
dstStride[0], dstStride[1], srcStride[0]); |
| 1578 |
if (dst[3]) |
| 1579 |
fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| 1580 |
return srcSliceH;
|
| 1581 |
} |
| 1582 |
|
| 1583 |
static int yvu9ToYv12Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1584 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 1585 |
{
|
| 1586 |
int i;
|
| 1587 |
|
| 1588 |
/* copy Y */
|
| 1589 |
if (srcStride[0]==dstStride[0] && srcStride[0] > 0) |
| 1590 |
memcpy(dst[0]+ srcSliceY*dstStride[0], src[0], srcStride[0]*srcSliceH); |
| 1591 |
else {
|
| 1592 |
const uint8_t *srcPtr= src[0]; |
| 1593 |
uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY; |
| 1594 |
|
| 1595 |
for (i=0; i<srcSliceH; i++) { |
| 1596 |
memcpy(dstPtr, srcPtr, c->srcW); |
| 1597 |
srcPtr+= srcStride[0];
|
| 1598 |
dstPtr+= dstStride[0];
|
| 1599 |
} |
| 1600 |
} |
| 1601 |
|
| 1602 |
if (c->dstFormat==PIX_FMT_YUV420P || c->dstFormat==PIX_FMT_YUVA420P) {
|
| 1603 |
planar2x(src[1], dst[1] + dstStride[1]*(srcSliceY >> 1), c->chrSrcW, |
| 1604 |
srcSliceH >> 2, srcStride[1], dstStride[1]); |
| 1605 |
planar2x(src[2], dst[2] + dstStride[2]*(srcSliceY >> 1), c->chrSrcW, |
| 1606 |
srcSliceH >> 2, srcStride[2], dstStride[2]); |
| 1607 |
} else {
|
| 1608 |
planar2x(src[1], dst[2] + dstStride[2]*(srcSliceY >> 1), c->chrSrcW, |
| 1609 |
srcSliceH >> 2, srcStride[1], dstStride[2]); |
| 1610 |
planar2x(src[2], dst[1] + dstStride[1]*(srcSliceY >> 1), c->chrSrcW, |
| 1611 |
srcSliceH >> 2, srcStride[2], dstStride[1]); |
| 1612 |
} |
| 1613 |
if (dst[3]) |
| 1614 |
fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| 1615 |
return srcSliceH;
|
| 1616 |
} |
| 1617 |
|
| 1618 |
/* unscaled copy like stuff (assumes nearly identical formats) */
|
| 1619 |
static int packedCopyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1620 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 1621 |
{
|
| 1622 |
if (dstStride[0]==srcStride[0] && srcStride[0] > 0) |
| 1623 |
memcpy(dst[0] + dstStride[0]*srcSliceY, src[0], srcSliceH*dstStride[0]); |
| 1624 |
else {
|
| 1625 |
int i;
|
| 1626 |
const uint8_t *srcPtr= src[0]; |
| 1627 |
uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY; |
| 1628 |
int length=0; |
| 1629 |
|
| 1630 |
/* universal length finder */
|
| 1631 |
while(length+c->srcW <= FFABS(dstStride[0]) |
| 1632 |
&& length+c->srcW <= FFABS(srcStride[0])) length+= c->srcW;
|
| 1633 |
assert(length!=0);
|
| 1634 |
|
| 1635 |
for (i=0; i<srcSliceH; i++) { |
| 1636 |
memcpy(dstPtr, srcPtr, length); |
| 1637 |
srcPtr+= srcStride[0];
|
| 1638 |
dstPtr+= dstStride[0];
|
| 1639 |
} |
| 1640 |
} |
| 1641 |
return srcSliceH;
|
| 1642 |
} |
| 1643 |
|
| 1644 |
static int planarCopyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1645 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 1646 |
{
|
| 1647 |
int plane, i, j;
|
| 1648 |
for (plane=0; plane<4; plane++) { |
| 1649 |
int length= (plane==0 || plane==3) ? c->srcW : -((-c->srcW )>>c->chrDstHSubSample); |
| 1650 |
int y= (plane==0 || plane==3) ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample); |
| 1651 |
int height= (plane==0 || plane==3) ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample); |
| 1652 |
const uint8_t *srcPtr= src[plane];
|
| 1653 |
uint8_t *dstPtr= dst[plane] + dstStride[plane]*y; |
| 1654 |
|
| 1655 |
if (!dst[plane]) continue; |
| 1656 |
// ignore palette for GRAY8
|
| 1657 |
if (plane == 1 && !dst[2]) continue; |
| 1658 |
if (!src[plane] || (plane == 1 && !src[2])) { |
| 1659 |
if(is16BPS(c->dstFormat))
|
| 1660 |
length*=2;
|
| 1661 |
fillPlane(dst[plane], dstStride[plane], length, height, y, (plane==3) ? 255 : 128); |
| 1662 |
} else {
|
| 1663 |
if(is16BPS(c->srcFormat) && !is16BPS(c->dstFormat)) {
|
| 1664 |
if (!isBE(c->srcFormat)) srcPtr++;
|
| 1665 |
for (i=0; i<height; i++) { |
| 1666 |
for (j=0; j<length; j++) dstPtr[j] = srcPtr[j<<1]; |
| 1667 |
srcPtr+= srcStride[plane]; |
| 1668 |
dstPtr+= dstStride[plane]; |
| 1669 |
} |
| 1670 |
} else if(!is16BPS(c->srcFormat) && is16BPS(c->dstFormat)) { |
| 1671 |
for (i=0; i<height; i++) { |
| 1672 |
for (j=0; j<length; j++) { |
| 1673 |
dstPtr[ j<<1 ] = srcPtr[j];
|
| 1674 |
dstPtr[(j<<1)+1] = srcPtr[j]; |
| 1675 |
} |
| 1676 |
srcPtr+= srcStride[plane]; |
| 1677 |
dstPtr+= dstStride[plane]; |
| 1678 |
} |
| 1679 |
} else if(is16BPS(c->srcFormat) && is16BPS(c->dstFormat) |
| 1680 |
&& isBE(c->srcFormat) != isBE(c->dstFormat)) {
|
| 1681 |
|
| 1682 |
for (i=0; i<height; i++) { |
| 1683 |
for (j=0; j<length; j++) |
| 1684 |
((uint16_t*)dstPtr)[j] = av_bswap16(((const uint16_t*)srcPtr)[j]);
|
| 1685 |
srcPtr+= srcStride[plane]; |
| 1686 |
dstPtr+= dstStride[plane]; |
| 1687 |
} |
| 1688 |
} else if (dstStride[plane] == srcStride[plane] && |
| 1689 |
srcStride[plane] > 0 && srcStride[plane] == length) {
|
| 1690 |
memcpy(dst[plane] + dstStride[plane]*y, src[plane], |
| 1691 |
height*dstStride[plane]); |
| 1692 |
} else {
|
| 1693 |
if(is16BPS(c->srcFormat) && is16BPS(c->dstFormat))
|
| 1694 |
length*=2;
|
| 1695 |
for (i=0; i<height; i++) { |
| 1696 |
memcpy(dstPtr, srcPtr, length); |
| 1697 |
srcPtr+= srcStride[plane]; |
| 1698 |
dstPtr+= dstStride[plane]; |
| 1699 |
} |
| 1700 |
} |
| 1701 |
} |
| 1702 |
} |
| 1703 |
return srcSliceH;
|
| 1704 |
} |
| 1705 |
|
| 1706 |
int ff_hardcodedcpuflags(void) |
| 1707 |
{
|
| 1708 |
int flags = 0; |
| 1709 |
#if COMPILE_TEMPLATE_MMX2
|
| 1710 |
flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_MMX2; |
| 1711 |
#elif COMPILE_TEMPLATE_AMD3DNOW
|
| 1712 |
flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_3DNOW; |
| 1713 |
#elif COMPILE_TEMPLATE_MMX
|
| 1714 |
flags |= SWS_CPU_CAPS_MMX; |
| 1715 |
#elif COMPILE_TEMPLATE_ALTIVEC
|
| 1716 |
flags |= SWS_CPU_CAPS_ALTIVEC; |
| 1717 |
#elif ARCH_BFIN
|
| 1718 |
flags |= SWS_CPU_CAPS_BFIN; |
| 1719 |
#endif
|
| 1720 |
return flags;
|
| 1721 |
} |
| 1722 |
|
| 1723 |
void ff_get_unscaled_swscale(SwsContext *c)
|
| 1724 |
{
|
| 1725 |
const enum PixelFormat srcFormat = c->srcFormat; |
| 1726 |
const enum PixelFormat dstFormat = c->dstFormat; |
| 1727 |
const int flags = c->flags; |
| 1728 |
const int dstH = c->dstH; |
| 1729 |
int needsDither;
|
| 1730 |
|
| 1731 |
needsDither= isAnyRGB(dstFormat) |
| 1732 |
&& c->dstFormatBpp < 24
|
| 1733 |
&& (c->dstFormatBpp < c->srcFormatBpp || (!isAnyRGB(srcFormat))); |
| 1734 |
|
| 1735 |
/* yv12_to_nv12 */
|
| 1736 |
if ((srcFormat == PIX_FMT_YUV420P || srcFormat == PIX_FMT_YUVA420P) && (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21)) {
|
| 1737 |
c->swScale= planarToNv12Wrapper; |
| 1738 |
} |
| 1739 |
/* yuv2bgr */
|
| 1740 |
if ((srcFormat==PIX_FMT_YUV420P || srcFormat==PIX_FMT_YUV422P || srcFormat==PIX_FMT_YUVA420P) && isAnyRGB(dstFormat)
|
| 1741 |
&& !(flags & SWS_ACCURATE_RND) && !(dstH&1)) {
|
| 1742 |
c->swScale= ff_yuv2rgb_get_func_ptr(c); |
| 1743 |
} |
| 1744 |
|
| 1745 |
if (srcFormat==PIX_FMT_YUV410P && (dstFormat==PIX_FMT_YUV420P || dstFormat==PIX_FMT_YUVA420P) && !(flags & SWS_BITEXACT)) {
|
| 1746 |
c->swScale= yvu9ToYv12Wrapper; |
| 1747 |
} |
| 1748 |
|
| 1749 |
/* bgr24toYV12 */
|
| 1750 |
if (srcFormat==PIX_FMT_BGR24 && (dstFormat==PIX_FMT_YUV420P || dstFormat==PIX_FMT_YUVA420P) && !(flags & SWS_ACCURATE_RND))
|
| 1751 |
c->swScale= bgr24ToYv12Wrapper; |
| 1752 |
|
| 1753 |
/* RGB/BGR -> RGB/BGR (no dither needed forms) */
|
| 1754 |
if ( isAnyRGB(srcFormat)
|
| 1755 |
&& isAnyRGB(dstFormat) |
| 1756 |
&& srcFormat != PIX_FMT_BGR8 && dstFormat != PIX_FMT_BGR8 |
| 1757 |
&& srcFormat != PIX_FMT_RGB8 && dstFormat != PIX_FMT_RGB8 |
| 1758 |
&& srcFormat != PIX_FMT_BGR4 && dstFormat != PIX_FMT_BGR4 |
| 1759 |
&& srcFormat != PIX_FMT_RGB4 && dstFormat != PIX_FMT_RGB4 |
| 1760 |
&& srcFormat != PIX_FMT_BGR4_BYTE && dstFormat != PIX_FMT_BGR4_BYTE |
| 1761 |
&& srcFormat != PIX_FMT_RGB4_BYTE && dstFormat != PIX_FMT_RGB4_BYTE |
| 1762 |
&& srcFormat != PIX_FMT_MONOBLACK && dstFormat != PIX_FMT_MONOBLACK |
| 1763 |
&& srcFormat != PIX_FMT_MONOWHITE && dstFormat != PIX_FMT_MONOWHITE |
| 1764 |
&& srcFormat != PIX_FMT_RGB48LE && dstFormat != PIX_FMT_RGB48LE |
| 1765 |
&& srcFormat != PIX_FMT_RGB48BE && dstFormat != PIX_FMT_RGB48BE |
| 1766 |
&& (!needsDither || (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)))) |
| 1767 |
c->swScale= rgbToRgbWrapper; |
| 1768 |
|
| 1769 |
if ((usePal(srcFormat) && (
|
| 1770 |
dstFormat == PIX_FMT_RGB32 || |
| 1771 |
dstFormat == PIX_FMT_RGB32_1 || |
| 1772 |
dstFormat == PIX_FMT_RGB24 || |
| 1773 |
dstFormat == PIX_FMT_BGR32 || |
| 1774 |
dstFormat == PIX_FMT_BGR32_1 || |
| 1775 |
dstFormat == PIX_FMT_BGR24))) |
| 1776 |
c->swScale= palToRgbWrapper; |
| 1777 |
|
| 1778 |
if (srcFormat == PIX_FMT_YUV422P) {
|
| 1779 |
if (dstFormat == PIX_FMT_YUYV422)
|
| 1780 |
c->swScale= yuv422pToYuy2Wrapper; |
| 1781 |
else if (dstFormat == PIX_FMT_UYVY422) |
| 1782 |
c->swScale= yuv422pToUyvyWrapper; |
| 1783 |
} |
| 1784 |
|
| 1785 |
/* LQ converters if -sws 0 or -sws 4*/
|
| 1786 |
if (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)) {
|
| 1787 |
/* yv12_to_yuy2 */
|
| 1788 |
if (srcFormat == PIX_FMT_YUV420P || srcFormat == PIX_FMT_YUVA420P) {
|
| 1789 |
if (dstFormat == PIX_FMT_YUYV422)
|
| 1790 |
c->swScale= planarToYuy2Wrapper; |
| 1791 |
else if (dstFormat == PIX_FMT_UYVY422) |
| 1792 |
c->swScale= planarToUyvyWrapper; |
| 1793 |
} |
| 1794 |
} |
| 1795 |
if(srcFormat == PIX_FMT_YUYV422 && (dstFormat == PIX_FMT_YUV420P || dstFormat == PIX_FMT_YUVA420P))
|
| 1796 |
c->swScale= yuyvToYuv420Wrapper; |
| 1797 |
if(srcFormat == PIX_FMT_UYVY422 && (dstFormat == PIX_FMT_YUV420P || dstFormat == PIX_FMT_YUVA420P))
|
| 1798 |
c->swScale= uyvyToYuv420Wrapper; |
| 1799 |
if(srcFormat == PIX_FMT_YUYV422 && dstFormat == PIX_FMT_YUV422P)
|
| 1800 |
c->swScale= yuyvToYuv422Wrapper; |
| 1801 |
if(srcFormat == PIX_FMT_UYVY422 && dstFormat == PIX_FMT_YUV422P)
|
| 1802 |
c->swScale= uyvyToYuv422Wrapper; |
| 1803 |
|
| 1804 |
#if COMPILE_ALTIVEC
|
| 1805 |
if ((c->flags & SWS_CPU_CAPS_ALTIVEC) &&
|
| 1806 |
!(c->flags & SWS_BITEXACT) && |
| 1807 |
srcFormat == PIX_FMT_YUV420P) {
|
| 1808 |
// unscaled YV12 -> packed YUV, we want speed
|
| 1809 |
if (dstFormat == PIX_FMT_YUYV422)
|
| 1810 |
c->swScale= yv12toyuy2_unscaled_altivec; |
| 1811 |
else if (dstFormat == PIX_FMT_UYVY422) |
| 1812 |
c->swScale= yv12touyvy_unscaled_altivec; |
| 1813 |
} |
| 1814 |
#endif
|
| 1815 |
|
| 1816 |
/* simple copy */
|
| 1817 |
if ( srcFormat == dstFormat
|
| 1818 |
|| (srcFormat == PIX_FMT_YUVA420P && dstFormat == PIX_FMT_YUV420P) |
| 1819 |
|| (srcFormat == PIX_FMT_YUV420P && dstFormat == PIX_FMT_YUVA420P) |
| 1820 |
|| (isPlanarYUV(srcFormat) && isGray(dstFormat)) |
| 1821 |
|| (isPlanarYUV(dstFormat) && isGray(srcFormat)) |
| 1822 |
|| (isGray(dstFormat) && isGray(srcFormat)) |
| 1823 |
|| (isPlanarYUV(srcFormat) && isPlanarYUV(dstFormat) |
| 1824 |
&& c->chrDstHSubSample == c->chrSrcHSubSample |
| 1825 |
&& c->chrDstVSubSample == c->chrSrcVSubSample |
| 1826 |
&& dstFormat != PIX_FMT_NV12 && dstFormat != PIX_FMT_NV21 |
| 1827 |
&& srcFormat != PIX_FMT_NV12 && srcFormat != PIX_FMT_NV21)) |
| 1828 |
{
|
| 1829 |
if (isPacked(c->srcFormat))
|
| 1830 |
c->swScale= packedCopyWrapper; |
| 1831 |
else /* Planar YUV or gray */ |
| 1832 |
c->swScale= planarCopyWrapper; |
| 1833 |
} |
| 1834 |
#if ARCH_BFIN
|
| 1835 |
if (flags & SWS_CPU_CAPS_BFIN)
|
| 1836 |
ff_bfin_get_unscaled_swscale (c); |
| 1837 |
#endif
|
| 1838 |
} |
| 1839 |
|
| 1840 |
static void reset_ptr(const uint8_t* src[], int format) |
| 1841 |
{
|
| 1842 |
if(!isALPHA(format))
|
| 1843 |
src[3]=NULL; |
| 1844 |
if(!isPlanarYUV(format)) {
|
| 1845 |
src[3]=src[2]=NULL; |
| 1846 |
|
| 1847 |
if (!usePal(format))
|
| 1848 |
src[1]= NULL; |
| 1849 |
} |
| 1850 |
} |
| 1851 |
|
| 1852 |
static int check_image_pointers(uint8_t *data[4], enum PixelFormat pix_fmt, |
| 1853 |
const int linesizes[4]) |
| 1854 |
{
|
| 1855 |
const AVPixFmtDescriptor *desc = &av_pix_fmt_descriptors[pix_fmt];
|
| 1856 |
int i;
|
| 1857 |
|
| 1858 |
for (i = 0; i < 4; i++) { |
| 1859 |
int plane = desc->comp[i].plane;
|
| 1860 |
if (!data[plane] || !linesizes[plane])
|
| 1861 |
return 0; |
| 1862 |
} |
| 1863 |
|
| 1864 |
return 1; |
| 1865 |
} |
| 1866 |
|
| 1867 |
/**
|
| 1868 |
* swscale wrapper, so we don't need to export the SwsContext.
|
| 1869 |
* Assumes planar YUV to be in YUV order instead of YVU.
|
| 1870 |
*/
|
| 1871 |
int sws_scale(SwsContext *c, const uint8_t* const src[], const int srcStride[], int srcSliceY, |
| 1872 |
int srcSliceH, uint8_t* const dst[], const int dstStride[]) |
| 1873 |
{
|
| 1874 |
int i;
|
| 1875 |
const uint8_t* src2[4]= {src[0], src[1], src[2], src[3]}; |
| 1876 |
uint8_t* dst2[4]= {dst[0], dst[1], dst[2], dst[3]}; |
| 1877 |
|
| 1878 |
// do not mess up sliceDir if we have a "trailing" 0-size slice
|
| 1879 |
if (srcSliceH == 0) |
| 1880 |
return 0; |
| 1881 |
|
| 1882 |
if (!check_image_pointers(src, c->srcFormat, srcStride)) {
|
| 1883 |
av_log(c, AV_LOG_ERROR, "bad src image pointers\n");
|
| 1884 |
return 0; |
| 1885 |
} |
| 1886 |
if (!check_image_pointers(dst, c->dstFormat, dstStride)) {
|
| 1887 |
av_log(c, AV_LOG_ERROR, "bad dst image pointers\n");
|
| 1888 |
return 0; |
| 1889 |
} |
| 1890 |
|
| 1891 |
if (c->sliceDir == 0 && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) { |
| 1892 |
av_log(c, AV_LOG_ERROR, "Slices start in the middle!\n");
|
| 1893 |
return 0; |
| 1894 |
} |
| 1895 |
if (c->sliceDir == 0) { |
| 1896 |
if (srcSliceY == 0) c->sliceDir = 1; else c->sliceDir = -1; |
| 1897 |
} |
| 1898 |
|
| 1899 |
if (usePal(c->srcFormat)) {
|
| 1900 |
for (i=0; i<256; i++) { |
| 1901 |
int p, r, g, b,y,u,v;
|
| 1902 |
if(c->srcFormat == PIX_FMT_PAL8) {
|
| 1903 |
p=((const uint32_t*)(src[1]))[i]; |
| 1904 |
r= (p>>16)&0xFF; |
| 1905 |
g= (p>> 8)&0xFF; |
| 1906 |
b= p &0xFF;
|
| 1907 |
} else if(c->srcFormat == PIX_FMT_RGB8) { |
| 1908 |
r= (i>>5 )*36; |
| 1909 |
g= ((i>>2)&7)*36; |
| 1910 |
b= (i&3 )*85; |
| 1911 |
} else if(c->srcFormat == PIX_FMT_BGR8) { |
| 1912 |
b= (i>>6 )*85; |
| 1913 |
g= ((i>>3)&7)*36; |
| 1914 |
r= (i&7 )*36; |
| 1915 |
} else if(c->srcFormat == PIX_FMT_RGB4_BYTE) { |
| 1916 |
r= (i>>3 )*255; |
| 1917 |
g= ((i>>1)&3)*85; |
| 1918 |
b= (i&1 )*255; |
| 1919 |
} else if(c->srcFormat == PIX_FMT_GRAY8) { |
| 1920 |
r = g = b = i; |
| 1921 |
} else {
|
| 1922 |
assert(c->srcFormat == PIX_FMT_BGR4_BYTE); |
| 1923 |
b= (i>>3 )*255; |
| 1924 |
g= ((i>>1)&3)*85; |
| 1925 |
r= (i&1 )*255; |
| 1926 |
} |
| 1927 |
y= av_clip_uint8((RY*r + GY*g + BY*b + ( 33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT); |
| 1928 |
u= av_clip_uint8((RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT); |
| 1929 |
v= av_clip_uint8((RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT); |
| 1930 |
c->pal_yuv[i]= y + (u<<8) + (v<<16); |
| 1931 |
|
| 1932 |
switch(c->dstFormat) {
|
| 1933 |
case PIX_FMT_BGR32:
|
| 1934 |
#if !HAVE_BIGENDIAN
|
| 1935 |
case PIX_FMT_RGB24:
|
| 1936 |
#endif
|
| 1937 |
c->pal_rgb[i]= r + (g<<8) + (b<<16); |
| 1938 |
break;
|
| 1939 |
case PIX_FMT_BGR32_1:
|
| 1940 |
#if HAVE_BIGENDIAN
|
| 1941 |
case PIX_FMT_BGR24:
|
| 1942 |
#endif
|
| 1943 |
c->pal_rgb[i]= (r + (g<<8) + (b<<16)) << 8; |
| 1944 |
break;
|
| 1945 |
case PIX_FMT_RGB32_1:
|
| 1946 |
#if HAVE_BIGENDIAN
|
| 1947 |
case PIX_FMT_RGB24:
|
| 1948 |
#endif
|
| 1949 |
c->pal_rgb[i]= (b + (g<<8) + (r<<16)) << 8; |
| 1950 |
break;
|
| 1951 |
case PIX_FMT_RGB32:
|
| 1952 |
#if !HAVE_BIGENDIAN
|
| 1953 |
case PIX_FMT_BGR24:
|
| 1954 |
#endif
|
| 1955 |
default:
|
| 1956 |
c->pal_rgb[i]= b + (g<<8) + (r<<16); |
| 1957 |
} |
| 1958 |
} |
| 1959 |
} |
| 1960 |
|
| 1961 |
// copy strides, so they can safely be modified
|
| 1962 |
if (c->sliceDir == 1) { |
| 1963 |
// slices go from top to bottom
|
| 1964 |
int srcStride2[4]= {srcStride[0], srcStride[1], srcStride[2], srcStride[3]}; |
| 1965 |
int dstStride2[4]= {dstStride[0], dstStride[1], dstStride[2], dstStride[3]}; |
| 1966 |
|
| 1967 |
reset_ptr(src2, c->srcFormat); |
| 1968 |
reset_ptr((const uint8_t**)dst2, c->dstFormat);
|
| 1969 |
|
| 1970 |
/* reset slice direction at end of frame */
|
| 1971 |
if (srcSliceY + srcSliceH == c->srcH)
|
| 1972 |
c->sliceDir = 0;
|
| 1973 |
|
| 1974 |
return c->swScale(c, src2, srcStride2, srcSliceY, srcSliceH, dst2, dstStride2);
|
| 1975 |
} else {
|
| 1976 |
// slices go from bottom to top => we flip the image internally
|
| 1977 |
int srcStride2[4]= {-srcStride[0], -srcStride[1], -srcStride[2], -srcStride[3]}; |
| 1978 |
int dstStride2[4]= {-dstStride[0], -dstStride[1], -dstStride[2], -dstStride[3]}; |
| 1979 |
|
| 1980 |
src2[0] += (srcSliceH-1)*srcStride[0]; |
| 1981 |
if (!usePal(c->srcFormat))
|
| 1982 |
src2[1] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[1]; |
| 1983 |
src2[2] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[2]; |
| 1984 |
src2[3] += (srcSliceH-1)*srcStride[3]; |
| 1985 |
dst2[0] += ( c->dstH -1)*dstStride[0]; |
| 1986 |
dst2[1] += ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[1]; |
| 1987 |
dst2[2] += ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[2]; |
| 1988 |
dst2[3] += ( c->dstH -1)*dstStride[3]; |
| 1989 |
|
| 1990 |
reset_ptr(src2, c->srcFormat); |
| 1991 |
reset_ptr((const uint8_t**)dst2, c->dstFormat);
|
| 1992 |
|
| 1993 |
/* reset slice direction at end of frame */
|
| 1994 |
if (!srcSliceY)
|
| 1995 |
c->sliceDir = 0;
|
| 1996 |
|
| 1997 |
return c->swScale(c, src2, srcStride2, c->srcH-srcSliceY-srcSliceH, srcSliceH, dst2, dstStride2);
|
| 1998 |
} |
| 1999 |
} |
| 2000 |
|
| 2001 |
#if LIBSWSCALE_VERSION_MAJOR < 1 |
| 2002 |
int sws_scale_ordered(SwsContext *c, const uint8_t* const src[], int srcStride[], int srcSliceY, |
| 2003 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 2004 |
{
|
| 2005 |
return sws_scale(c, src, srcStride, srcSliceY, srcSliceH, dst, dstStride);
|
| 2006 |
} |
| 2007 |
#endif
|
| 2008 |
|
| 2009 |
/* Convert the palette to the same packed 32-bit format as the palette */
|
| 2010 |
void sws_convertPalette8ToPacked32(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette) |
| 2011 |
{
|
| 2012 |
long i;
|
| 2013 |
|
| 2014 |
for (i=0; i<num_pixels; i++) |
| 2015 |
((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i]];
|
| 2016 |
} |
| 2017 |
|
| 2018 |
/* Palette format: ABCD -> dst format: ABC */
|
| 2019 |
void sws_convertPalette8ToPacked24(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette) |
| 2020 |
{
|
| 2021 |
long i;
|
| 2022 |
|
| 2023 |
for (i=0; i<num_pixels; i++) { |
| 2024 |
//FIXME slow?
|
| 2025 |
dst[0]= palette[src[i]*4+0]; |
| 2026 |
dst[1]= palette[src[i]*4+1]; |
| 2027 |
dst[2]= palette[src[i]*4+2]; |
| 2028 |
dst+= 3;
|
| 2029 |
} |
| 2030 |
} |