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2771 lines
102 KiB
2771 lines
102 KiB
/* |
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* Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at> |
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* |
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* This file is part of Libav. |
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* |
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* Libav 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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* Libav 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 Libav; 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/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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#define DITHER1XBPP |
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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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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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static av_always_inline void |
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yuv2yuvX16_c_template(const int16_t *lumFilter, const int32_t **lumSrc, |
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int lumFilterSize, const int16_t *chrFilter, |
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const int32_t **chrUSrc, const int32_t **chrVSrc, |
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int chrFilterSize, const int32_t **alpSrc, |
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uint16_t *dest[4], int dstW, int chrDstW, |
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int big_endian, int output_bits) |
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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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uint16_t *yDest = dest[0], *uDest = dest[1], *vDest = dest[2], |
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*aDest = CONFIG_SWSCALE_ALPHA ? dest[3] : NULL; |
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int shift = 15 + 16 - output_bits; |
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#define output_pixel(pos, val) \ |
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if (big_endian) { \ |
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if (output_bits == 16) { \ |
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AV_WB16(pos, av_clip_uint16(val >> shift)); \ |
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} else { \ |
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AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \ |
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} \ |
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} else { \ |
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if (output_bits == 16) { \ |
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AV_WL16(pos, av_clip_uint16(val >> shift)); \ |
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} else { \ |
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AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \ |
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} \ |
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} |
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for (i = 0; i < dstW; i++) { |
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int val = 1 << (30-output_bits); |
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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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output_pixel(&yDest[i], val); |
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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 << (30-output_bits); |
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int v = 1 << (30-output_bits); |
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int j; |
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for (j = 0; j < chrFilterSize; j++) { |
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u += chrUSrc[j][i] * chrFilter[j]; |
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v += chrVSrc[j][i] * chrFilter[j]; |
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} |
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output_pixel(&uDest[i], u); |
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output_pixel(&vDest[i], v); |
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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 << (30-output_bits); |
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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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output_pixel(&aDest[i], val); |
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} |
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} |
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#undef output_pixel |
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} |
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#define yuv2NBPS(bits, BE_LE, is_be) \ |
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static void yuv2yuvX ## bits ## BE_LE ## _c(SwsContext *c, const int16_t *lumFilter, \ |
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const int16_t **_lumSrc, int lumFilterSize, \ |
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const int16_t *chrFilter, const int16_t **_chrUSrc, \ |
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const int16_t **_chrVSrc, \ |
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int chrFilterSize, const int16_t **_alpSrc, \ |
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uint8_t *_dest[4], int dstW, int chrDstW) \ |
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{ \ |
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const int32_t **lumSrc = (const int32_t **) _lumSrc, \ |
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**chrUSrc = (const int32_t **) _chrUSrc, \ |
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**chrVSrc = (const int32_t **) _chrVSrc, \ |
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**alpSrc = (const int32_t **) _alpSrc; \ |
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yuv2yuvX16_c_template(lumFilter, lumSrc, lumFilterSize, \ |
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chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ |
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alpSrc, (uint16_t **) _dest, \ |
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dstW, chrDstW, is_be, bits); \ |
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} |
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yuv2NBPS( 9, BE, 1); |
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yuv2NBPS( 9, LE, 0); |
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yuv2NBPS(10, BE, 1); |
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yuv2NBPS(10, LE, 0); |
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yuv2NBPS(16, BE, 1); |
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yuv2NBPS(16, LE, 0); |
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static void yuv2yuvX_c(SwsContext *c, const int16_t *lumFilter, |
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const int16_t **lumSrc, int lumFilterSize, |
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const int16_t *chrFilter, const int16_t **chrUSrc, |
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const int16_t **chrVSrc, |
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int chrFilterSize, const int16_t **alpSrc, |
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uint8_t *dest[4], int dstW, int chrDstW) |
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{ |
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uint8_t *yDest = dest[0], *uDest = dest[1], *vDest = dest[2], |
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*aDest = CONFIG_SWSCALE_ALPHA ? dest[3] : NULL; |
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int i; |
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//FIXME Optimize (just quickly written not optimized..) |
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for (i=0; i<dstW; i++) { |
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int val=1<<18; |
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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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yDest[i]= av_clip_uint8(val>>19); |
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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<<18; |
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int v=1<<18; |
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int j; |
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for (j=0; j<chrFilterSize; j++) { |
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u += chrUSrc[j][i] * chrFilter[j]; |
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v += chrVSrc[j][i] * chrFilter[j]; |
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} |
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uDest[i]= av_clip_uint8(u>>19); |
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vDest[i]= av_clip_uint8(v>>19); |
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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<<18; |
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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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aDest[i]= av_clip_uint8(val>>19); |
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} |
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} |
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static void yuv2yuv1_c(SwsContext *c, const int16_t *lumSrc, |
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const int16_t *chrUSrc, const int16_t *chrVSrc, |
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const int16_t *alpSrc, |
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uint8_t *dest[4], int dstW, int chrDstW) |
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{ |
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uint8_t *yDest = dest[0], *uDest = dest[1], *vDest = dest[2], |
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*aDest = CONFIG_SWSCALE_ALPHA ? dest[3] : NULL; |
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int i; |
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for (i=0; i<dstW; i++) { |
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int val= (lumSrc[i]+64)>>7; |
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yDest[i]= av_clip_uint8(val); |
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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=(chrUSrc[i]+64)>>7; |
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int v=(chrVSrc[i]+64)>>7; |
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uDest[i]= av_clip_uint8(u); |
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vDest[i]= av_clip_uint8(v); |
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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= (alpSrc[i]+64)>>7; |
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aDest[i]= av_clip_uint8(val); |
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} |
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} |
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static void yuv2nv12X_c(SwsContext *c, const int16_t *lumFilter, |
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const int16_t **lumSrc, int lumFilterSize, |
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const int16_t *chrFilter, const int16_t **chrUSrc, |
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const int16_t **chrVSrc, int chrFilterSize, |
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const int16_t **alpSrc, uint8_t *dest[4], |
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int dstW, int chrDstW) |
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{ |
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uint8_t *yDest = dest[0], *uDest = dest[1]; |
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enum PixelFormat dstFormat = c->dstFormat; |
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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<<18; |
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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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yDest[i]= av_clip_uint8(val>>19); |
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} |
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if (!uDest) |
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return; |
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if (dstFormat == PIX_FMT_NV12) |
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for (i=0; i<chrDstW; i++) { |
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int u=1<<18; |
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int v=1<<18; |
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int j; |
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for (j=0; j<chrFilterSize; j++) { |
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u += chrUSrc[j][i] * chrFilter[j]; |
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v += chrVSrc[j][i] * chrFilter[j]; |
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} |
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uDest[2*i]= av_clip_uint8(u>>19); |
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uDest[2*i+1]= av_clip_uint8(v>>19); |
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} |
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else |
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for (i=0; i<chrDstW; i++) { |
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int u=1<<18; |
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int v=1<<18; |
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int j; |
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for (j=0; j<chrFilterSize; j++) { |
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u += chrUSrc[j][i] * chrFilter[j]; |
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v += chrVSrc[j][i] * chrFilter[j]; |
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} |
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uDest[2*i]= av_clip_uint8(v>>19); |
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uDest[2*i+1]= av_clip_uint8(u>>19); |
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} |
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} |
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#define output_pixel(pos, val) \ |
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if (target == PIX_FMT_GRAY16BE) { \ |
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AV_WB16(pos, val); \ |
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} else { \ |
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AV_WL16(pos, val); \ |
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} |
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static av_always_inline void |
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yuv2gray16_X_c_template(SwsContext *c, const int16_t *lumFilter, |
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const int32_t **lumSrc, int lumFilterSize, |
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const int16_t *chrFilter, const int32_t **chrUSrc, |
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const int32_t **chrVSrc, int chrFilterSize, |
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const int32_t **alpSrc, uint16_t *dest, int dstW, |
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int y, enum PixelFormat target) |
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{ |
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int i; |
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for (i = 0; i < (dstW >> 1); i++) { |
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int j; |
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int Y1 = 1 << 14; |
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int Y2 = 1 << 14; |
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|
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for (j = 0; j < lumFilterSize; j++) { |
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Y1 += lumSrc[j][i * 2] * lumFilter[j]; |
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Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; |
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} |
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Y1 >>= 15; |
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Y2 >>= 15; |
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if ((Y1 | Y2) & 0x10000) { |
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Y1 = av_clip_uint16(Y1); |
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Y2 = av_clip_uint16(Y2); |
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} |
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output_pixel(&dest[i * 2 + 0], Y1); |
|
output_pixel(&dest[i * 2 + 1], Y2); |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2gray16_2_c_template(SwsContext *c, const int32_t *buf[2], |
|
const int32_t *ubuf[2], const int32_t *vbuf[2], |
|
const int32_t *abuf[2], uint16_t *dest, int dstW, |
|
int yalpha, int uvalpha, int y, |
|
enum PixelFormat target) |
|
{ |
|
int yalpha1 = 4095 - yalpha; |
|
int i; |
|
const int32_t *buf0 = buf[0], *buf1 = buf[1]; |
|
|
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = (buf0[i * 2 ] * yalpha1 + buf1[i * 2 ] * yalpha) >> 15; |
|
int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 15; |
|
|
|
output_pixel(&dest[i * 2 + 0], Y1); |
|
output_pixel(&dest[i * 2 + 1], Y2); |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2gray16_1_c_template(SwsContext *c, const int32_t *buf0, |
|
const int32_t *ubuf[2], const int32_t *vbuf[2], |
|
const int32_t *abuf0, uint16_t *dest, int dstW, |
|
int uvalpha, int y, enum PixelFormat target) |
|
{ |
|
int i; |
|
|
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = buf0[i * 2 ] << 1; |
|
int Y2 = buf0[i * 2 + 1] << 1; |
|
|
|
output_pixel(&dest[i * 2 + 0], Y1); |
|
output_pixel(&dest[i * 2 + 1], Y2); |
|
} |
|
} |
|
|
|
#undef output_pixel |
|
|
|
#define YUV2PACKED16WRAPPER(name, base, ext, fmt) \ |
|
static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \ |
|
const int16_t **_lumSrc, int lumFilterSize, \ |
|
const int16_t *chrFilter, const int16_t **_chrUSrc, \ |
|
const int16_t **_chrVSrc, int chrFilterSize, \ |
|
const int16_t **_alpSrc, uint8_t *_dest, int dstW, \ |
|
int y) \ |
|
{ \ |
|
const int32_t **lumSrc = (const int32_t **) _lumSrc, \ |
|
**chrUSrc = (const int32_t **) _chrUSrc, \ |
|
**chrVSrc = (const int32_t **) _chrVSrc, \ |
|
**alpSrc = (const int32_t **) _alpSrc; \ |
|
uint16_t *dest = (uint16_t *) _dest; \ |
|
name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \ |
|
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ |
|
alpSrc, dest, dstW, y, fmt); \ |
|
} \ |
|
\ |
|
static void name ## ext ## _2_c(SwsContext *c, const int16_t *_buf[2], \ |
|
const int16_t *_ubuf[2], const int16_t *_vbuf[2], \ |
|
const int16_t *_abuf[2], uint8_t *_dest, int dstW, \ |
|
int yalpha, int uvalpha, int y) \ |
|
{ \ |
|
const int32_t **buf = (const int32_t **) _buf, \ |
|
**ubuf = (const int32_t **) _ubuf, \ |
|
**vbuf = (const int32_t **) _vbuf, \ |
|
**abuf = (const int32_t **) _abuf; \ |
|
uint16_t *dest = (uint16_t *) _dest; \ |
|
name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \ |
|
dest, dstW, yalpha, uvalpha, y, fmt); \ |
|
} \ |
|
\ |
|
static void name ## ext ## _1_c(SwsContext *c, const int16_t *_buf0, \ |
|
const int16_t *_ubuf[2], const int16_t *_vbuf[2], \ |
|
const int16_t *_abuf0, uint8_t *_dest, int dstW, \ |
|
int uvalpha, int y) \ |
|
{ \ |
|
const int32_t *buf0 = (const int32_t *) _buf0, \ |
|
**ubuf = (const int32_t **) _ubuf, \ |
|
**vbuf = (const int32_t **) _vbuf, \ |
|
*abuf0 = (const int32_t *) _abuf0; \ |
|
uint16_t *dest = (uint16_t *) _dest; \ |
|
name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \ |
|
dstW, uvalpha, y, fmt); \ |
|
} |
|
|
|
YUV2PACKED16WRAPPER(yuv2gray16,, LE, PIX_FMT_GRAY16LE); |
|
YUV2PACKED16WRAPPER(yuv2gray16,, BE, PIX_FMT_GRAY16BE); |
|
|
|
#define output_pixel(pos, acc) \ |
|
if (target == PIX_FMT_MONOBLACK) { \ |
|
pos = acc; \ |
|
} else { \ |
|
pos = ~acc; \ |
|
} |
|
|
|
static av_always_inline void |
|
yuv2mono_X_c_template(SwsContext *c, const int16_t *lumFilter, |
|
const int16_t **lumSrc, int lumFilterSize, |
|
const int16_t *chrFilter, const int16_t **chrUSrc, |
|
const int16_t **chrVSrc, int chrFilterSize, |
|
const int16_t **alpSrc, uint8_t *dest, int dstW, |
|
int y, enum PixelFormat target) |
|
{ |
|
const uint8_t * const d128=dither_8x8_220[y&7]; |
|
uint8_t *g = c->table_gU[128] + c->table_gV[128]; |
|
int i; |
|
int acc = 0; |
|
|
|
for (i = 0; i < dstW - 1; i += 2) { |
|
int j; |
|
int Y1 = 1 << 18; |
|
int Y2 = 1 << 18; |
|
|
|
for (j = 0; j < lumFilterSize; j++) { |
|
Y1 += lumSrc[j][i] * lumFilter[j]; |
|
Y2 += lumSrc[j][i+1] * lumFilter[j]; |
|
} |
|
Y1 >>= 19; |
|
Y2 >>= 19; |
|
if ((Y1 | Y2) & 0x100) { |
|
Y1 = av_clip_uint8(Y1); |
|
Y2 = av_clip_uint8(Y2); |
|
} |
|
acc += acc + g[Y1 + d128[(i + 0) & 7]]; |
|
acc += acc + g[Y2 + d128[(i + 1) & 7]]; |
|
if ((i & 7) == 6) { |
|
output_pixel(*dest++, acc); |
|
} |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2mono_2_c_template(SwsContext *c, const int16_t *buf[2], |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], |
|
const int16_t *abuf[2], uint8_t *dest, int dstW, |
|
int yalpha, int uvalpha, int y, |
|
enum PixelFormat target) |
|
{ |
|
const int16_t *buf0 = buf[0], *buf1 = buf[1]; |
|
const uint8_t * const d128 = dither_8x8_220[y & 7]; |
|
uint8_t *g = c->table_gU[128] + c->table_gV[128]; |
|
int yalpha1 = 4095 - yalpha; |
|
int i; |
|
|
|
for (i = 0; i < dstW - 7; i += 8) { |
|
int acc = g[((buf0[i ] * yalpha1 + buf1[i ] * yalpha) >> 19) + d128[0]]; |
|
acc += acc + g[((buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19) + d128[1]]; |
|
acc += acc + g[((buf0[i + 2] * yalpha1 + buf1[i + 2] * yalpha) >> 19) + d128[2]]; |
|
acc += acc + g[((buf0[i + 3] * yalpha1 + buf1[i + 3] * yalpha) >> 19) + d128[3]]; |
|
acc += acc + g[((buf0[i + 4] * yalpha1 + buf1[i + 4] * yalpha) >> 19) + d128[4]]; |
|
acc += acc + g[((buf0[i + 5] * yalpha1 + buf1[i + 5] * yalpha) >> 19) + d128[5]]; |
|
acc += acc + g[((buf0[i + 6] * yalpha1 + buf1[i + 6] * yalpha) >> 19) + d128[6]]; |
|
acc += acc + g[((buf0[i + 7] * yalpha1 + buf1[i + 7] * yalpha) >> 19) + d128[7]]; |
|
output_pixel(*dest++, acc); |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2mono_1_c_template(SwsContext *c, const int16_t *buf0, |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], |
|
const int16_t *abuf0, uint8_t *dest, int dstW, |
|
int uvalpha, int y, enum PixelFormat target) |
|
{ |
|
const uint8_t * const d128 = dither_8x8_220[y & 7]; |
|
uint8_t *g = c->table_gU[128] + c->table_gV[128]; |
|
int i; |
|
|
|
for (i = 0; i < dstW - 7; i += 8) { |
|
int acc = g[(buf0[i ] >> 7) + d128[0]]; |
|
acc += acc + g[(buf0[i + 1] >> 7) + d128[1]]; |
|
acc += acc + g[(buf0[i + 2] >> 7) + d128[2]]; |
|
acc += acc + g[(buf0[i + 3] >> 7) + d128[3]]; |
|
acc += acc + g[(buf0[i + 4] >> 7) + d128[4]]; |
|
acc += acc + g[(buf0[i + 5] >> 7) + d128[5]]; |
|
acc += acc + g[(buf0[i + 6] >> 7) + d128[6]]; |
|
acc += acc + g[(buf0[i + 7] >> 7) + d128[7]]; |
|
output_pixel(*dest++, acc); |
|
} |
|
} |
|
|
|
#undef output_pixel |
|
|
|
#define YUV2PACKEDWRAPPER(name, base, ext, fmt) \ |
|
static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \ |
|
const int16_t **lumSrc, int lumFilterSize, \ |
|
const int16_t *chrFilter, const int16_t **chrUSrc, \ |
|
const int16_t **chrVSrc, int chrFilterSize, \ |
|
const int16_t **alpSrc, uint8_t *dest, int dstW, \ |
|
int y) \ |
|
{ \ |
|
name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \ |
|
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ |
|
alpSrc, dest, dstW, y, fmt); \ |
|
} \ |
|
\ |
|
static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \ |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], \ |
|
const int16_t *abuf[2], uint8_t *dest, int dstW, \ |
|
int yalpha, int uvalpha, int y) \ |
|
{ \ |
|
name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \ |
|
dest, dstW, yalpha, uvalpha, y, fmt); \ |
|
} \ |
|
\ |
|
static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \ |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], \ |
|
const int16_t *abuf0, uint8_t *dest, int dstW, \ |
|
int uvalpha, int y) \ |
|
{ \ |
|
name ## base ## _1_c_template(c, buf0, ubuf, vbuf, \ |
|
abuf0, dest, dstW, uvalpha, \ |
|
y, fmt); \ |
|
} |
|
|
|
YUV2PACKEDWRAPPER(yuv2mono,, white, PIX_FMT_MONOWHITE); |
|
YUV2PACKEDWRAPPER(yuv2mono,, black, PIX_FMT_MONOBLACK); |
|
|
|
#define output_pixels(pos, Y1, U, Y2, V) \ |
|
if (target == PIX_FMT_YUYV422) { \ |
|
dest[pos + 0] = Y1; \ |
|
dest[pos + 1] = U; \ |
|
dest[pos + 2] = Y2; \ |
|
dest[pos + 3] = V; \ |
|
} else { \ |
|
dest[pos + 0] = U; \ |
|
dest[pos + 1] = Y1; \ |
|
dest[pos + 2] = V; \ |
|
dest[pos + 3] = Y2; \ |
|
} |
|
|
|
static av_always_inline void |
|
yuv2422_X_c_template(SwsContext *c, const int16_t *lumFilter, |
|
const int16_t **lumSrc, int lumFilterSize, |
|
const int16_t *chrFilter, const int16_t **chrUSrc, |
|
const int16_t **chrVSrc, int chrFilterSize, |
|
const int16_t **alpSrc, uint8_t *dest, int dstW, |
|
int y, enum PixelFormat target) |
|
{ |
|
int i; |
|
|
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int j; |
|
int Y1 = 1 << 18; |
|
int Y2 = 1 << 18; |
|
int U = 1 << 18; |
|
int V = 1 << 18; |
|
|
|
for (j = 0; j < lumFilterSize; j++) { |
|
Y1 += lumSrc[j][i * 2] * lumFilter[j]; |
|
Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; |
|
} |
|
for (j = 0; j < chrFilterSize; j++) { |
|
U += chrUSrc[j][i] * chrFilter[j]; |
|
V += chrVSrc[j][i] * chrFilter[j]; |
|
} |
|
Y1 >>= 19; |
|
Y2 >>= 19; |
|
U >>= 19; |
|
V >>= 19; |
|
if ((Y1 | Y2 | U | V) & 0x100) { |
|
Y1 = av_clip_uint8(Y1); |
|
Y2 = av_clip_uint8(Y2); |
|
U = av_clip_uint8(U); |
|
V = av_clip_uint8(V); |
|
} |
|
output_pixels(4*i, Y1, U, Y2, V); |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2422_2_c_template(SwsContext *c, const int16_t *buf[2], |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], |
|
const int16_t *abuf[2], uint8_t *dest, int dstW, |
|
int yalpha, int uvalpha, int y, |
|
enum PixelFormat target) |
|
{ |
|
const int16_t *buf0 = buf[0], *buf1 = buf[1], |
|
*ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
|
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
|
int yalpha1 = 4095 - yalpha; |
|
int uvalpha1 = 4095 - uvalpha; |
|
int i; |
|
|
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19; |
|
int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19; |
|
int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19; |
|
int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19; |
|
|
|
output_pixels(i * 4, Y1, U, Y2, V); |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2422_1_c_template(SwsContext *c, const int16_t *buf0, |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], |
|
const int16_t *abuf0, uint8_t *dest, int dstW, |
|
int uvalpha, int y, enum PixelFormat target) |
|
{ |
|
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
|
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
|
int i; |
|
|
|
if (uvalpha < 2048) { |
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = buf0[i * 2] >> 7; |
|
int Y2 = buf0[i * 2 + 1] >> 7; |
|
int U = ubuf1[i] >> 7; |
|
int V = vbuf1[i] >> 7; |
|
|
|
output_pixels(i * 4, Y1, U, Y2, V); |
|
} |
|
} else { |
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = buf0[i * 2] >> 7; |
|
int Y2 = buf0[i * 2 + 1] >> 7; |
|
int U = (ubuf0[i] + ubuf1[i]) >> 8; |
|
int V = (vbuf0[i] + vbuf1[i]) >> 8; |
|
|
|
output_pixels(i * 4, Y1, U, Y2, V); |
|
} |
|
} |
|
} |
|
|
|
#undef output_pixels |
|
|
|
YUV2PACKEDWRAPPER(yuv2, 422, yuyv422, PIX_FMT_YUYV422); |
|
YUV2PACKEDWRAPPER(yuv2, 422, uyvy422, PIX_FMT_UYVY422); |
|
|
|
#define R_B ((target == PIX_FMT_RGB48LE || target == PIX_FMT_RGB48BE) ? R : B) |
|
#define B_R ((target == PIX_FMT_RGB48LE || target == PIX_FMT_RGB48BE) ? B : R) |
|
#define output_pixel(pos, val) \ |
|
if (isBE(target)) { \ |
|
AV_WB16(pos, val); \ |
|
} else { \ |
|
AV_WL16(pos, val); \ |
|
} |
|
|
|
static av_always_inline void |
|
yuv2rgb48_X_c_template(SwsContext *c, const int16_t *lumFilter, |
|
const int32_t **lumSrc, int lumFilterSize, |
|
const int16_t *chrFilter, const int32_t **chrUSrc, |
|
const int32_t **chrVSrc, int chrFilterSize, |
|
const int32_t **alpSrc, uint16_t *dest, int dstW, |
|
int y, enum PixelFormat target) |
|
{ |
|
int i; |
|
|
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int j; |
|
int Y1 = 0; |
|
int Y2 = 0; |
|
int U = -128 << 23; // 19 |
|
int V = -128 << 23; |
|
int R, G, B; |
|
|
|
for (j = 0; j < lumFilterSize; j++) { |
|
Y1 += lumSrc[j][i * 2] * lumFilter[j]; |
|
Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; |
|
} |
|
for (j = 0; j < chrFilterSize; j++) { |
|
U += chrUSrc[j][i] * chrFilter[j]; |
|
V += chrVSrc[j][i] * chrFilter[j]; |
|
} |
|
|
|
// 8bit: 12+15=27; 16-bit: 12+19=31 |
|
Y1 >>= 14; // 10 |
|
Y2 >>= 14; |
|
U >>= 14; |
|
V >>= 14; |
|
|
|
// 8bit: 27 -> 17bit, 16bit: 31 - 14 = 17bit |
|
Y1 -= c->yuv2rgb_y_offset; |
|
Y2 -= c->yuv2rgb_y_offset; |
|
Y1 *= c->yuv2rgb_y_coeff; |
|
Y2 *= c->yuv2rgb_y_coeff; |
|
Y1 += 1 << 13; // 21 |
|
Y2 += 1 << 13; |
|
// 8bit: 17 + 13bit = 30bit, 16bit: 17 + 13bit = 30bit |
|
|
|
R = V * c->yuv2rgb_v2r_coeff; |
|
G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
|
B = U * c->yuv2rgb_u2b_coeff; |
|
|
|
// 8bit: 30 - 22 = 8bit, 16bit: 30bit - 14 = 16bit |
|
output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
|
output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
|
output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
|
output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); |
|
output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); |
|
output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); |
|
dest += 6; |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2rgb48_2_c_template(SwsContext *c, const int32_t *buf[2], |
|
const int32_t *ubuf[2], const int32_t *vbuf[2], |
|
const int32_t *abuf[2], uint16_t *dest, int dstW, |
|
int yalpha, int uvalpha, int y, |
|
enum PixelFormat target) |
|
{ |
|
const int32_t *buf0 = buf[0], *buf1 = buf[1], |
|
*ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
|
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
|
int yalpha1 = 4095 - yalpha; |
|
int uvalpha1 = 4095 - uvalpha; |
|
int i; |
|
|
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 14; |
|
int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 14; |
|
int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha + (-128 << 23)) >> 14; |
|
int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha + (-128 << 23)) >> 14; |
|
int R, G, B; |
|
|
|
Y1 -= c->yuv2rgb_y_offset; |
|
Y2 -= c->yuv2rgb_y_offset; |
|
Y1 *= c->yuv2rgb_y_coeff; |
|
Y2 *= c->yuv2rgb_y_coeff; |
|
Y1 += 1 << 13; |
|
Y2 += 1 << 13; |
|
|
|
R = V * c->yuv2rgb_v2r_coeff; |
|
G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
|
B = U * c->yuv2rgb_u2b_coeff; |
|
|
|
output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
|
output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
|
output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
|
output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); |
|
output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); |
|
output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); |
|
dest += 6; |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2rgb48_1_c_template(SwsContext *c, const int32_t *buf0, |
|
const int32_t *ubuf[2], const int32_t *vbuf[2], |
|
const int32_t *abuf0, uint16_t *dest, int dstW, |
|
int uvalpha, int y, enum PixelFormat target) |
|
{ |
|
const int32_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
|
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
|
int i; |
|
|
|
if (uvalpha < 2048) { |
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = (buf0[i * 2] ) >> 2; |
|
int Y2 = (buf0[i * 2 + 1]) >> 2; |
|
int U = (ubuf0[i] + (-128 << 11)) >> 2; |
|
int V = (vbuf0[i] + (-128 << 11)) >> 2; |
|
int R, G, B; |
|
|
|
Y1 -= c->yuv2rgb_y_offset; |
|
Y2 -= c->yuv2rgb_y_offset; |
|
Y1 *= c->yuv2rgb_y_coeff; |
|
Y2 *= c->yuv2rgb_y_coeff; |
|
Y1 += 1 << 13; |
|
Y2 += 1 << 13; |
|
|
|
R = V * c->yuv2rgb_v2r_coeff; |
|
G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
|
B = U * c->yuv2rgb_u2b_coeff; |
|
|
|
output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
|
output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
|
output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
|
output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); |
|
output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); |
|
output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); |
|
dest += 6; |
|
} |
|
} else { |
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = (buf0[i * 2] ) >> 2; |
|
int Y2 = (buf0[i * 2 + 1]) >> 2; |
|
int U = (ubuf0[i] + ubuf1[i] + (-128 << 11)) >> 3; |
|
int V = (vbuf0[i] + vbuf1[i] + (-128 << 11)) >> 3; |
|
int R, G, B; |
|
|
|
Y1 -= c->yuv2rgb_y_offset; |
|
Y2 -= c->yuv2rgb_y_offset; |
|
Y1 *= c->yuv2rgb_y_coeff; |
|
Y2 *= c->yuv2rgb_y_coeff; |
|
Y1 += 1 << 13; |
|
Y2 += 1 << 13; |
|
|
|
R = V * c->yuv2rgb_v2r_coeff; |
|
G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
|
B = U * c->yuv2rgb_u2b_coeff; |
|
|
|
output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
|
output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
|
output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
|
output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); |
|
output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); |
|
output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); |
|
dest += 6; |
|
} |
|
} |
|
} |
|
|
|
#undef output_pixel |
|
#undef r_b |
|
#undef b_r |
|
|
|
YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48be, PIX_FMT_RGB48BE); |
|
YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48le, PIX_FMT_RGB48LE); |
|
YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48be, PIX_FMT_BGR48BE); |
|
YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48le, PIX_FMT_BGR48LE); |
|
|
|
static av_always_inline void |
|
yuv2rgb_write(uint8_t *_dest, int i, int Y1, int Y2, |
|
int U, int V, int A1, int A2, |
|
const void *_r, const void *_g, const void *_b, int y, |
|
enum PixelFormat target, int hasAlpha) |
|
{ |
|
if (target == PIX_FMT_ARGB || target == PIX_FMT_RGBA || |
|
target == PIX_FMT_ABGR || target == PIX_FMT_BGRA) { |
|
uint32_t *dest = (uint32_t *) _dest; |
|
const uint32_t *r = (const uint32_t *) _r; |
|
const uint32_t *g = (const uint32_t *) _g; |
|
const uint32_t *b = (const uint32_t *) _b; |
|
|
|
#if CONFIG_SMALL |
|
int sh = hasAlpha ? ((target == PIX_FMT_RGB32_1 || target == PIX_FMT_BGR32_1) ? 0 : 24) : 0; |
|
|
|
dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (hasAlpha ? A1 << sh : 0); |
|
dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (hasAlpha ? A2 << sh : 0); |
|
#else |
|
if (hasAlpha) { |
|
int sh = (target == PIX_FMT_RGB32_1 || target == PIX_FMT_BGR32_1) ? 0 : 24; |
|
|
|
dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (A1 << sh); |
|
dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (A2 << sh); |
|
} else { |
|
dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1]; |
|
dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2]; |
|
} |
|
#endif |
|
} else if (target == PIX_FMT_RGB24 || target == PIX_FMT_BGR24) { |
|
uint8_t *dest = (uint8_t *) _dest; |
|
const uint8_t *r = (const uint8_t *) _r; |
|
const uint8_t *g = (const uint8_t *) _g; |
|
const uint8_t *b = (const uint8_t *) _b; |
|
|
|
#define r_b ((target == PIX_FMT_RGB24) ? r : b) |
|
#define b_r ((target == PIX_FMT_RGB24) ? b : r) |
|
dest[i * 6 + 0] = r_b[Y1]; |
|
dest[i * 6 + 1] = g[Y1]; |
|
dest[i * 6 + 2] = b_r[Y1]; |
|
dest[i * 6 + 3] = r_b[Y2]; |
|
dest[i * 6 + 4] = g[Y2]; |
|
dest[i * 6 + 5] = b_r[Y2]; |
|
#undef r_b |
|
#undef b_r |
|
} else if (target == PIX_FMT_RGB565 || target == PIX_FMT_BGR565 || |
|
target == PIX_FMT_RGB555 || target == PIX_FMT_BGR555 || |
|
target == PIX_FMT_RGB444 || target == PIX_FMT_BGR444) { |
|
uint16_t *dest = (uint16_t *) _dest; |
|
const uint16_t *r = (const uint16_t *) _r; |
|
const uint16_t *g = (const uint16_t *) _g; |
|
const uint16_t *b = (const uint16_t *) _b; |
|
int dr1, dg1, db1, dr2, dg2, db2; |
|
|
|
if (target == PIX_FMT_RGB565 || target == PIX_FMT_BGR565) { |
|
dr1 = dither_2x2_8[ y & 1 ][0]; |
|
dg1 = dither_2x2_4[ y & 1 ][0]; |
|
db1 = dither_2x2_8[(y & 1) ^ 1][0]; |
|
dr2 = dither_2x2_8[ y & 1 ][1]; |
|
dg2 = dither_2x2_4[ y & 1 ][1]; |
|
db2 = dither_2x2_8[(y & 1) ^ 1][1]; |
|
} else if (target == PIX_FMT_RGB555 || target == PIX_FMT_BGR555) { |
|
dr1 = dither_2x2_8[ y & 1 ][0]; |
|
dg1 = dither_2x2_8[ y & 1 ][1]; |
|
db1 = dither_2x2_8[(y & 1) ^ 1][0]; |
|
dr2 = dither_2x2_8[ y & 1 ][1]; |
|
dg2 = dither_2x2_8[ y & 1 ][0]; |
|
db2 = dither_2x2_8[(y & 1) ^ 1][1]; |
|
} else { |
|
dr1 = dither_4x4_16[ y & 3 ][0]; |
|
dg1 = dither_4x4_16[ y & 3 ][1]; |
|
db1 = dither_4x4_16[(y & 3) ^ 3][0]; |
|
dr2 = dither_4x4_16[ y & 3 ][1]; |
|
dg2 = dither_4x4_16[ y & 3 ][0]; |
|
db2 = dither_4x4_16[(y & 3) ^ 3][1]; |
|
} |
|
|
|
dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1]; |
|
dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]; |
|
} else /* 8/4-bit */ { |
|
uint8_t *dest = (uint8_t *) _dest; |
|
const uint8_t *r = (const uint8_t *) _r; |
|
const uint8_t *g = (const uint8_t *) _g; |
|
const uint8_t *b = (const uint8_t *) _b; |
|
int dr1, dg1, db1, dr2, dg2, db2; |
|
|
|
if (target == PIX_FMT_RGB8 || target == PIX_FMT_BGR8) { |
|
const uint8_t * const d64 = dither_8x8_73[y & 7]; |
|
const uint8_t * const d32 = dither_8x8_32[y & 7]; |
|
dr1 = dg1 = d32[(i * 2 + 0) & 7]; |
|
db1 = d64[(i * 2 + 0) & 7]; |
|
dr2 = dg2 = d32[(i * 2 + 1) & 7]; |
|
db2 = d64[(i * 2 + 1) & 7]; |
|
} else { |
|
const uint8_t * const d64 = dither_8x8_73 [y & 7]; |
|
const uint8_t * const d128 = dither_8x8_220[y & 7]; |
|
dr1 = db1 = d128[(i * 2 + 0) & 7]; |
|
dg1 = d64[(i * 2 + 0) & 7]; |
|
dr2 = db2 = d128[(i * 2 + 1) & 7]; |
|
dg2 = d64[(i * 2 + 1) & 7]; |
|
} |
|
|
|
if (target == PIX_FMT_RGB4 || target == PIX_FMT_BGR4) { |
|
dest[i] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1] + |
|
((r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]) << 4); |
|
} else { |
|
dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1]; |
|
dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]; |
|
} |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2rgb_X_c_template(SwsContext *c, const int16_t *lumFilter, |
|
const int16_t **lumSrc, int lumFilterSize, |
|
const int16_t *chrFilter, const int16_t **chrUSrc, |
|
const int16_t **chrVSrc, int chrFilterSize, |
|
const int16_t **alpSrc, uint8_t *dest, int dstW, |
|
int y, enum PixelFormat target, int hasAlpha) |
|
{ |
|
int i; |
|
|
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int j; |
|
int Y1 = 1 << 18; |
|
int Y2 = 1 << 18; |
|
int U = 1 << 18; |
|
int V = 1 << 18; |
|
int av_unused A1, A2; |
|
const void *r, *g, *b; |
|
|
|
for (j = 0; j < lumFilterSize; j++) { |
|
Y1 += lumSrc[j][i * 2] * lumFilter[j]; |
|
Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; |
|
} |
|
for (j = 0; j < chrFilterSize; j++) { |
|
U += chrUSrc[j][i] * chrFilter[j]; |
|
V += chrVSrc[j][i] * chrFilter[j]; |
|
} |
|
Y1 >>= 19; |
|
Y2 >>= 19; |
|
U >>= 19; |
|
V >>= 19; |
|
if ((Y1 | Y2 | U | V) & 0x100) { |
|
Y1 = av_clip_uint8(Y1); |
|
Y2 = av_clip_uint8(Y2); |
|
U = av_clip_uint8(U); |
|
V = av_clip_uint8(V); |
|
} |
|
if (hasAlpha) { |
|
A1 = 1 << 18; |
|
A2 = 1 << 18; |
|
for (j = 0; j < lumFilterSize; j++) { |
|
A1 += alpSrc[j][i * 2 ] * lumFilter[j]; |
|
A2 += alpSrc[j][i * 2 + 1] * lumFilter[j]; |
|
} |
|
A1 >>= 19; |
|
A2 >>= 19; |
|
if ((A1 | A2) & 0x100) { |
|
A1 = av_clip_uint8(A1); |
|
A2 = av_clip_uint8(A2); |
|
} |
|
} |
|
|
|
/* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/ |
|
r = c->table_rV[V]; |
|
g = (c->table_gU[U] + c->table_gV[V]); |
|
b = c->table_bU[U]; |
|
|
|
yuv2rgb_write(dest, i, Y1, Y2, U, V, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, |
|
r, g, b, y, target, hasAlpha); |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2rgb_2_c_template(SwsContext *c, const int16_t *buf[2], |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], |
|
const int16_t *abuf[2], uint8_t *dest, int dstW, |
|
int yalpha, int uvalpha, int y, |
|
enum PixelFormat target, int hasAlpha) |
|
{ |
|
const int16_t *buf0 = buf[0], *buf1 = buf[1], |
|
*ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
|
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1], |
|
*abuf0 = abuf[0], *abuf1 = abuf[1]; |
|
int yalpha1 = 4095 - yalpha; |
|
int uvalpha1 = 4095 - uvalpha; |
|
int i; |
|
|
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19; |
|
int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19; |
|
int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19; |
|
int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19; |
|
int A1, A2; |
|
const void *r = c->table_rV[V], |
|
*g = (c->table_gU[U] + c->table_gV[V]), |
|
*b = c->table_bU[U]; |
|
|
|
if (hasAlpha) { |
|
A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 19; |
|
A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 19; |
|
} |
|
|
|
yuv2rgb_write(dest, i, Y1, Y2, U, V, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, |
|
r, g, b, y, target, hasAlpha); |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
yuv2rgb_1_c_template(SwsContext *c, const int16_t *buf0, |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], |
|
const int16_t *abuf0, uint8_t *dest, int dstW, |
|
int uvalpha, int y, enum PixelFormat target, |
|
int hasAlpha) |
|
{ |
|
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
|
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
|
int i; |
|
|
|
if (uvalpha < 2048) { |
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = buf0[i * 2] >> 7; |
|
int Y2 = buf0[i * 2 + 1] >> 7; |
|
int U = ubuf1[i] >> 7; |
|
int V = vbuf1[i] >> 7; |
|
int A1, A2; |
|
const void *r = c->table_rV[V], |
|
*g = (c->table_gU[U] + c->table_gV[V]), |
|
*b = c->table_bU[U]; |
|
|
|
if (hasAlpha) { |
|
A1 = abuf0[i * 2 ] >> 7; |
|
A2 = abuf0[i * 2 + 1] >> 7; |
|
} |
|
|
|
yuv2rgb_write(dest, i, Y1, Y2, U, V, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, |
|
r, g, b, y, target, hasAlpha); |
|
} |
|
} else { |
|
for (i = 0; i < (dstW >> 1); i++) { |
|
int Y1 = buf0[i * 2] >> 7; |
|
int Y2 = buf0[i * 2 + 1] >> 7; |
|
int U = (ubuf0[i] + ubuf1[i]) >> 8; |
|
int V = (vbuf0[i] + vbuf1[i]) >> 8; |
|
int A1, A2; |
|
const void *r = c->table_rV[V], |
|
*g = (c->table_gU[U] + c->table_gV[V]), |
|
*b = c->table_bU[U]; |
|
|
|
if (hasAlpha) { |
|
A1 = abuf0[i * 2 ] >> 7; |
|
A2 = abuf0[i * 2 + 1] >> 7; |
|
} |
|
|
|
yuv2rgb_write(dest, i, Y1, Y2, U, V, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, |
|
r, g, b, y, target, hasAlpha); |
|
} |
|
} |
|
} |
|
|
|
#define YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \ |
|
static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \ |
|
const int16_t **lumSrc, int lumFilterSize, \ |
|
const int16_t *chrFilter, const int16_t **chrUSrc, \ |
|
const int16_t **chrVSrc, int chrFilterSize, \ |
|
const int16_t **alpSrc, uint8_t *dest, int dstW, \ |
|
int y) \ |
|
{ \ |
|
name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \ |
|
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ |
|
alpSrc, dest, dstW, y, fmt, hasAlpha); \ |
|
} |
|
#define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha) \ |
|
YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \ |
|
static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \ |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], \ |
|
const int16_t *abuf[2], uint8_t *dest, int dstW, \ |
|
int yalpha, int uvalpha, int y) \ |
|
{ \ |
|
name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \ |
|
dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha); \ |
|
} \ |
|
\ |
|
static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \ |
|
const int16_t *ubuf[2], const int16_t *vbuf[2], \ |
|
const int16_t *abuf0, uint8_t *dest, int dstW, \ |
|
int uvalpha, int y) \ |
|
{ \ |
|
name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \ |
|
dstW, uvalpha, y, fmt, hasAlpha); \ |
|
} |
|
|
|
#if CONFIG_SMALL |
|
YUV2RGBWRAPPER(yuv2rgb,, 32_1, PIX_FMT_RGB32_1, CONFIG_SWSCALE_ALPHA && c->alpPixBuf); |
|
YUV2RGBWRAPPER(yuv2rgb,, 32, PIX_FMT_RGB32, CONFIG_SWSCALE_ALPHA && c->alpPixBuf); |
|
#else |
|
#if CONFIG_SWSCALE_ALPHA |
|
YUV2RGBWRAPPER(yuv2rgb,, a32_1, PIX_FMT_RGB32_1, 1); |
|
YUV2RGBWRAPPER(yuv2rgb,, a32, PIX_FMT_RGB32, 1); |
|
#endif |
|
YUV2RGBWRAPPER(yuv2rgb,, x32_1, PIX_FMT_RGB32_1, 0); |
|
YUV2RGBWRAPPER(yuv2rgb,, x32, PIX_FMT_RGB32, 0); |
|
#endif |
|
YUV2RGBWRAPPER(yuv2, rgb, rgb24, PIX_FMT_RGB24, 0); |
|
YUV2RGBWRAPPER(yuv2, rgb, bgr24, PIX_FMT_BGR24, 0); |
|
YUV2RGBWRAPPER(yuv2rgb,, 16, PIX_FMT_RGB565, 0); |
|
YUV2RGBWRAPPER(yuv2rgb,, 15, PIX_FMT_RGB555, 0); |
|
YUV2RGBWRAPPER(yuv2rgb,, 12, PIX_FMT_RGB444, 0); |
|
YUV2RGBWRAPPER(yuv2rgb,, 8, PIX_FMT_RGB8, 0); |
|
YUV2RGBWRAPPER(yuv2rgb,, 4, PIX_FMT_RGB4, 0); |
|
YUV2RGBWRAPPER(yuv2rgb,, 4b, PIX_FMT_RGB4_BYTE, 0); |
|
|
|
static av_always_inline void |
|
yuv2rgb_full_X_c_template(SwsContext *c, const int16_t *lumFilter, |
|
const int16_t **lumSrc, int lumFilterSize, |
|
const int16_t *chrFilter, const int16_t **chrUSrc, |
|
const int16_t **chrVSrc, int chrFilterSize, |
|
const int16_t **alpSrc, uint8_t *dest, |
|
int dstW, int y, enum PixelFormat target, int hasAlpha) |
|
{ |
|
int i; |
|
int step = (target == PIX_FMT_RGB24 || target == PIX_FMT_BGR24) ? 3 : 4; |
|
|
|
for (i = 0; i < dstW; i++) { |
|
int j; |
|
int Y = 0; |
|
int U = -128 << 19; |
|
int V = -128 << 19; |
|
int av_unused A; |
|
int R, G, B; |
|
|
|
for (j = 0; j < lumFilterSize; j++) { |
|
Y += lumSrc[j][i] * lumFilter[j]; |
|
} |
|
for (j = 0; j < chrFilterSize; j++) { |
|
U += chrUSrc[j][i] * chrFilter[j]; |
|
V += chrVSrc[j][i] * chrFilter[j]; |
|
} |
|
Y >>= 10; |
|
U >>= 10; |
|
V >>= 10; |
|
if (hasAlpha) { |
|
A = 1 << 21; |
|
for (j = 0; j < lumFilterSize; j++) { |
|
A += alpSrc[j][i] * lumFilter[j]; |
|
} |
|
A >>= 19; |
|
if (A & 0x100) |
|
A = av_clip_uint8(A); |
|
} |
|
Y -= c->yuv2rgb_y_offset; |
|
Y *= c->yuv2rgb_y_coeff; |
|
Y += 1 << 21; |
|
R = Y + V*c->yuv2rgb_v2r_coeff; |
|
G = Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff; |
|
B = Y + U*c->yuv2rgb_u2b_coeff; |
|
if ((R | G | B) & 0xC0000000) { |
|
R = av_clip_uintp2(R, 30); |
|
G = av_clip_uintp2(G, 30); |
|
B = av_clip_uintp2(B, 30); |
|
} |
|
|
|
switch(target) { |
|
case PIX_FMT_ARGB: |
|
dest[0] = hasAlpha ? A : 255; |
|
dest[1] = R >> 22; |
|
dest[2] = G >> 22; |
|
dest[3] = B >> 22; |
|
break; |
|
case PIX_FMT_RGB24: |
|
dest[0] = R >> 22; |
|
dest[1] = G >> 22; |
|
dest[2] = B >> 22; |
|
break; |
|
case PIX_FMT_RGBA: |
|
dest[0] = R >> 22; |
|
dest[1] = G >> 22; |
|
dest[2] = B >> 22; |
|
dest[3] = hasAlpha ? A : 255; |
|
break; |
|
case PIX_FMT_ABGR: |
|
dest[0] = hasAlpha ? A : 255; |
|
dest[1] = B >> 22; |
|
dest[2] = G >> 22; |
|
dest[3] = R >> 22; |
|
dest += 4; |
|
break; |
|
case PIX_FMT_BGR24: |
|
dest[0] = B >> 22; |
|
dest[1] = G >> 22; |
|
dest[2] = R >> 22; |
|
break; |
|
case PIX_FMT_BGRA: |
|
dest[0] = B >> 22; |
|
dest[1] = G >> 22; |
|
dest[2] = R >> 22; |
|
dest[3] = hasAlpha ? A : 255; |
|
break; |
|
} |
|
dest += step; |
|
} |
|
} |
|
|
|
#if CONFIG_SMALL |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, bgra32_full, PIX_FMT_BGRA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, PIX_FMT_ABGR, CONFIG_SWSCALE_ALPHA && c->alpPixBuf); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, PIX_FMT_RGBA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, PIX_FMT_ARGB, CONFIG_SWSCALE_ALPHA && c->alpPixBuf); |
|
#else |
|
#if CONFIG_SWSCALE_ALPHA |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, bgra32_full, PIX_FMT_BGRA, 1); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, PIX_FMT_ABGR, 1); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, PIX_FMT_RGBA, 1); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, PIX_FMT_ARGB, 1); |
|
#endif |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, bgrx32_full, PIX_FMT_BGRA, 0); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, xbgr32_full, PIX_FMT_ABGR, 0); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, rgbx32_full, PIX_FMT_RGBA, 0); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, xrgb32_full, PIX_FMT_ARGB, 0); |
|
#endif |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, bgr24_full, PIX_FMT_BGR24, 0); |
|
YUV2RGBWRAPPERX(yuv2, rgb_full, rgb24_full, PIX_FMT_RGB24, 0); |
|
|
|
static av_always_inline void fillPlane(uint8_t* plane, int stride, |
|
int width, int height, |
|
int y, uint8_t val) |
|
{ |
|
int i; |
|
uint8_t *ptr = plane + stride*y; |
|
for (i=0; i<height; i++) { |
|
memset(ptr, val, width); |
|
ptr += stride; |
|
} |
|
} |
|
|
|
#define input_pixel(pos) (isBE(origin) ? AV_RB16(pos) : AV_RL16(pos)) |
|
|
|
#define r ((origin == PIX_FMT_BGR48BE || origin == PIX_FMT_BGR48LE) ? b_r : r_b) |
|
#define b ((origin == PIX_FMT_BGR48BE || origin == PIX_FMT_BGR48LE) ? r_b : b_r) |
|
|
|
static av_always_inline void |
|
rgb48ToY_c_template(uint16_t *dst, const uint16_t *src, int width, |
|
enum PixelFormat origin) |
|
{ |
|
int i; |
|
for (i = 0; i < width; i++) { |
|
unsigned int r_b = input_pixel(&src[i*3+0]); |
|
unsigned int g = input_pixel(&src[i*3+1]); |
|
unsigned int b_r = input_pixel(&src[i*3+2]); |
|
|
|
dst[i] = (RY*r + GY*g + BY*b + (0x2001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
rgb48ToUV_c_template(uint16_t *dstU, uint16_t *dstV, |
|
const uint16_t *src1, const uint16_t *src2, |
|
int width, enum PixelFormat origin) |
|
{ |
|
int i; |
|
assert(src1==src2); |
|
for (i = 0; i < width; i++) { |
|
int r_b = input_pixel(&src1[i*3+0]); |
|
int g = input_pixel(&src1[i*3+1]); |
|
int b_r = input_pixel(&src1[i*3+2]); |
|
|
|
dstU[i] = (RU*r + GU*g + BU*b + (0x10001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
|
dstV[i] = (RV*r + GV*g + BV*b + (0x10001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
rgb48ToUV_half_c_template(uint16_t *dstU, uint16_t *dstV, |
|
const uint16_t *src1, const uint16_t *src2, |
|
int width, enum PixelFormat origin) |
|
{ |
|
int i; |
|
assert(src1==src2); |
|
for (i = 0; i < width; i++) { |
|
int r_b = (input_pixel(&src1[6 * i + 0]) + input_pixel(&src1[6 * i + 3]) + 1) >> 1; |
|
int g = (input_pixel(&src1[6 * i + 1]) + input_pixel(&src1[6 * i + 4]) + 1) >> 1; |
|
int b_r = (input_pixel(&src1[6 * i + 2]) + input_pixel(&src1[6 * i + 5]) + 1) >> 1; |
|
|
|
dstU[i]= (RU*r + GU*g + BU*b + (0x10001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
|
dstV[i]= (RV*r + GV*g + BV*b + (0x10001<<(RGB2YUV_SHIFT-1))) >> RGB2YUV_SHIFT; |
|
} |
|
} |
|
|
|
#undef r |
|
#undef b |
|
#undef input_pixel |
|
|
|
#define rgb48funcs(pattern, BE_LE, origin) \ |
|
static void pattern ## 48 ## BE_LE ## ToY_c(uint8_t *_dst, const uint8_t *_src, \ |
|
int width, uint32_t *unused) \ |
|
{ \ |
|
const uint16_t *src = (const uint16_t *) _src; \ |
|
uint16_t *dst = (uint16_t *) _dst; \ |
|
rgb48ToY_c_template(dst, src, width, origin); \ |
|
} \ |
|
\ |
|
static void pattern ## 48 ## BE_LE ## ToUV_c(uint8_t *_dstU, uint8_t *_dstV, \ |
|
const uint8_t *_src1, const uint8_t *_src2, \ |
|
int width, uint32_t *unused) \ |
|
{ \ |
|
const uint16_t *src1 = (const uint16_t *) _src1, \ |
|
*src2 = (const uint16_t *) _src2; \ |
|
uint16_t *dstU = (uint16_t *) _dstU, *dstV = (uint16_t *) _dstV; \ |
|
rgb48ToUV_c_template(dstU, dstV, src1, src2, width, origin); \ |
|
} \ |
|
\ |
|
static void pattern ## 48 ## BE_LE ## ToUV_half_c(uint8_t *_dstU, uint8_t *_dstV, \ |
|
const uint8_t *_src1, const uint8_t *_src2, \ |
|
int width, uint32_t *unused) \ |
|
{ \ |
|
const uint16_t *src1 = (const uint16_t *) _src1, \ |
|
*src2 = (const uint16_t *) _src2; \ |
|
uint16_t *dstU = (uint16_t *) _dstU, *dstV = (uint16_t *) _dstV; \ |
|
rgb48ToUV_half_c_template(dstU, dstV, src1, src2, width, origin); \ |
|
} |
|
|
|
rgb48funcs(rgb, LE, PIX_FMT_RGB48LE); |
|
rgb48funcs(rgb, BE, PIX_FMT_RGB48BE); |
|
rgb48funcs(bgr, LE, PIX_FMT_BGR48LE); |
|
rgb48funcs(bgr, BE, PIX_FMT_BGR48BE); |
|
|
|
#define input_pixel(i) ((origin == PIX_FMT_RGBA || origin == PIX_FMT_BGRA || \ |
|
origin == PIX_FMT_ARGB || origin == PIX_FMT_ABGR) ? AV_RN32A(&src[(i)*4]) : \ |
|
(isBE(origin) ? AV_RB16(&src[(i)*2]) : AV_RL16(&src[(i)*2]))) |
|
|
|
static av_always_inline void |
|
rgb16_32ToY_c_template(uint8_t *dst, const uint8_t *src, |
|
int width, enum PixelFormat origin, |
|
int shr, int shg, int shb, int shp, |
|
int maskr, int maskg, int maskb, |
|
int rsh, int gsh, int bsh, int S) |
|
{ |
|
const int ry = RY << rsh, gy = GY << gsh, by = BY << bsh, |
|
rnd = 33 << (S - 1); |
|
int i; |
|
|
|
for (i = 0; i < width; i++) { |
|
int px = input_pixel(i) >> shp; |
|
int b = (px & maskb) >> shb; |
|
int g = (px & maskg) >> shg; |
|
int r = (px & maskr) >> shr; |
|
|
|
dst[i] = (ry * r + gy * g + by * b + rnd) >> S; |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
rgb16_32ToUV_c_template(uint8_t *dstU, uint8_t *dstV, |
|
const uint8_t *src, int width, |
|
enum PixelFormat origin, |
|
int shr, int shg, int shb, int shp, |
|
int maskr, int maskg, int maskb, |
|
int rsh, int gsh, int bsh, int S) |
|
{ |
|
const int ru = RU << rsh, gu = GU << gsh, bu = BU << bsh, |
|
rv = RV << rsh, gv = GV << gsh, bv = BV << bsh, |
|
rnd = 257 << (S - 1); |
|
int i; |
|
|
|
for (i = 0; i < width; i++) { |
|
int px = input_pixel(i) >> shp; |
|
int b = (px & maskb) >> shb; |
|
int g = (px & maskg) >> shg; |
|
int r = (px & maskr) >> shr; |
|
|
|
dstU[i] = (ru * r + gu * g + bu * b + rnd) >> S; |
|
dstV[i] = (rv * r + gv * g + bv * b + rnd) >> S; |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
rgb16_32ToUV_half_c_template(uint8_t *dstU, uint8_t *dstV, |
|
const uint8_t *src, int width, |
|
enum PixelFormat origin, |
|
int shr, int shg, int shb, int shp, |
|
int maskr, int maskg, int maskb, |
|
int rsh, int gsh, int bsh, int S) |
|
{ |
|
const int ru = RU << rsh, gu = GU << gsh, bu = BU << bsh, |
|
rv = RV << rsh, gv = GV << gsh, bv = BV << bsh, |
|
rnd = 257 << S, maskgx = ~(maskr | maskb); |
|
int i; |
|
|
|
maskr |= maskr << 1; maskb |= maskb << 1; maskg |= maskg << 1; |
|
for (i = 0; i < width; i++) { |
|
int px0 = input_pixel(2 * i + 0) >> shp; |
|
int px1 = input_pixel(2 * i + 1) >> shp; |
|
int b, r, g = (px0 & maskgx) + (px1 & maskgx); |
|
int rb = px0 + px1 - g; |
|
|
|
b = (rb & maskb) >> shb; |
|
if (shp || origin == PIX_FMT_BGR565LE || origin == PIX_FMT_BGR565BE || |
|
origin == PIX_FMT_RGB565LE || origin == PIX_FMT_RGB565BE) { |
|
g >>= shg; |
|
} else { |
|
g = (g & maskg) >> shg; |
|
} |
|
r = (rb & maskr) >> shr; |
|
|
|
dstU[i] = (ru * r + gu * g + bu * b + rnd) >> (S + 1); |
|
dstV[i] = (rv * r + gv * g + bv * b + rnd) >> (S + 1); |
|
} |
|
} |
|
|
|
#undef input_pixel |
|
|
|
#define rgb16_32_wrapper(fmt, name, shr, shg, shb, shp, maskr, \ |
|
maskg, maskb, rsh, gsh, bsh, S) \ |
|
static void name ## ToY_c(uint8_t *dst, const uint8_t *src, \ |
|
int width, uint32_t *unused) \ |
|
{ \ |
|
rgb16_32ToY_c_template(dst, src, width, fmt, shr, shg, shb, shp, \ |
|
maskr, maskg, maskb, rsh, gsh, bsh, S); \ |
|
} \ |
|
\ |
|
static void name ## ToUV_c(uint8_t *dstU, uint8_t *dstV, \ |
|
const uint8_t *src, const uint8_t *dummy, \ |
|
int width, uint32_t *unused) \ |
|
{ \ |
|
rgb16_32ToUV_c_template(dstU, dstV, src, width, fmt, shr, shg, shb, shp, \ |
|
maskr, maskg, maskb, rsh, gsh, bsh, S); \ |
|
} \ |
|
\ |
|
static void name ## ToUV_half_c(uint8_t *dstU, uint8_t *dstV, \ |
|
const uint8_t *src, const uint8_t *dummy, \ |
|
int width, uint32_t *unused) \ |
|
{ \ |
|
rgb16_32ToUV_half_c_template(dstU, dstV, src, width, fmt, shr, shg, shb, shp, \ |
|
maskr, maskg, maskb, rsh, gsh, bsh, S); \ |
|
} |
|
|
|
rgb16_32_wrapper(PIX_FMT_BGR32, bgr32, 16, 0, 0, 0, 0xFF0000, 0xFF00, 0x00FF, 8, 0, 8, RGB2YUV_SHIFT+8); |
|
rgb16_32_wrapper(PIX_FMT_BGR32_1, bgr321, 16, 0, 0, 8, 0xFF0000, 0xFF00, 0x00FF, 8, 0, 8, RGB2YUV_SHIFT+8); |
|
rgb16_32_wrapper(PIX_FMT_RGB32, rgb32, 0, 0, 16, 0, 0x00FF, 0xFF00, 0xFF0000, 8, 0, 8, RGB2YUV_SHIFT+8); |
|
rgb16_32_wrapper(PIX_FMT_RGB32_1, rgb321, 0, 0, 16, 8, 0x00FF, 0xFF00, 0xFF0000, 8, 0, 8, RGB2YUV_SHIFT+8); |
|
rgb16_32_wrapper(PIX_FMT_BGR565LE, bgr16le, 0, 0, 0, 0, 0x001F, 0x07E0, 0xF800, 11, 5, 0, RGB2YUV_SHIFT+8); |
|
rgb16_32_wrapper(PIX_FMT_BGR555LE, bgr15le, 0, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, 10, 5, 0, RGB2YUV_SHIFT+7); |
|
rgb16_32_wrapper(PIX_FMT_RGB565LE, rgb16le, 0, 0, 0, 0, 0xF800, 0x07E0, 0x001F, 0, 5, 11, RGB2YUV_SHIFT+8); |
|
rgb16_32_wrapper(PIX_FMT_RGB555LE, rgb15le, 0, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, 0, 5, 10, RGB2YUV_SHIFT+7); |
|
rgb16_32_wrapper(PIX_FMT_BGR565BE, bgr16be, 0, 0, 0, 0, 0x001F, 0x07E0, 0xF800, 11, 5, 0, RGB2YUV_SHIFT+8); |
|
rgb16_32_wrapper(PIX_FMT_BGR555BE, bgr15be, 0, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, 10, 5, 0, RGB2YUV_SHIFT+7); |
|
rgb16_32_wrapper(PIX_FMT_RGB565BE, rgb16be, 0, 0, 0, 0, 0xF800, 0x07E0, 0x001F, 0, 5, 11, RGB2YUV_SHIFT+8); |
|
rgb16_32_wrapper(PIX_FMT_RGB555BE, rgb15be, 0, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, 0, 5, 10, RGB2YUV_SHIFT+7); |
|
|
|
static void abgrToA_c(uint8_t *dst, const uint8_t *src, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) { |
|
dst[i]= src[4*i]; |
|
} |
|
} |
|
|
|
static void rgbaToA_c(uint8_t *dst, const uint8_t *src, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) { |
|
dst[i]= src[4*i+3]; |
|
} |
|
} |
|
|
|
static void palToY_c(uint8_t *dst, const uint8_t *src, int width, uint32_t *pal) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) { |
|
int d= src[i]; |
|
|
|
dst[i]= pal[d] & 0xFF; |
|
} |
|
} |
|
|
|
static void palToUV_c(uint8_t *dstU, uint8_t *dstV, |
|
const uint8_t *src1, const uint8_t *src2, |
|
int width, uint32_t *pal) |
|
{ |
|
int i; |
|
assert(src1 == src2); |
|
for (i=0; i<width; i++) { |
|
int p= pal[src1[i]]; |
|
|
|
dstU[i]= p>>8; |
|
dstV[i]= p>>16; |
|
} |
|
} |
|
|
|
static void monowhite2Y_c(uint8_t *dst, const uint8_t *src, |
|
int width, uint32_t *unused) |
|
{ |
|
int i, j; |
|
for (i=0; i<width/8; i++) { |
|
int d= ~src[i]; |
|
for(j=0; j<8; j++) |
|
dst[8*i+j]= ((d>>(7-j))&1)*255; |
|
} |
|
} |
|
|
|
static void monoblack2Y_c(uint8_t *dst, const uint8_t *src, |
|
int width, uint32_t *unused) |
|
{ |
|
int i, j; |
|
for (i=0; i<width/8; i++) { |
|
int d= src[i]; |
|
for(j=0; j<8; j++) |
|
dst[8*i+j]= ((d>>(7-j))&1)*255; |
|
} |
|
} |
|
|
|
//FIXME yuy2* can read up to 7 samples too much |
|
|
|
static void yuy2ToY_c(uint8_t *dst, const uint8_t *src, int width, |
|
uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) |
|
dst[i]= src[2*i]; |
|
} |
|
|
|
static void yuy2ToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, |
|
const uint8_t *src2, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) { |
|
dstU[i]= src1[4*i + 1]; |
|
dstV[i]= src1[4*i + 3]; |
|
} |
|
assert(src1 == src2); |
|
} |
|
|
|
static void bswap16Y_c(uint8_t *_dst, const uint8_t *_src, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
const uint16_t *src = (const uint16_t *) _src; |
|
uint16_t *dst = (uint16_t *) _dst; |
|
for (i=0; i<width; i++) { |
|
dst[i] = av_bswap16(src[i]); |
|
} |
|
} |
|
|
|
static void bswap16UV_c(uint8_t *_dstU, uint8_t *_dstV, const uint8_t *_src1, |
|
const uint8_t *_src2, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
const uint16_t *src1 = (const uint16_t *) _src1, |
|
*src2 = (const uint16_t *) _src2; |
|
uint16_t *dstU = (uint16_t *) _dstU, *dstV = (uint16_t *) _dstV; |
|
for (i=0; i<width; i++) { |
|
dstU[i] = av_bswap16(src1[i]); |
|
dstV[i] = av_bswap16(src2[i]); |
|
} |
|
} |
|
|
|
/* This is almost identical to the previous, end exists only because |
|
* yuy2ToY/UV)(dst, src+1, ...) would have 100% unaligned accesses. */ |
|
static void uyvyToY_c(uint8_t *dst, const uint8_t *src, int width, |
|
uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) |
|
dst[i]= src[2*i+1]; |
|
} |
|
|
|
static void uyvyToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, |
|
const uint8_t *src2, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) { |
|
dstU[i]= src1[4*i + 0]; |
|
dstV[i]= src1[4*i + 2]; |
|
} |
|
assert(src1 == src2); |
|
} |
|
|
|
static av_always_inline void nvXXtoUV_c(uint8_t *dst1, uint8_t *dst2, |
|
const uint8_t *src, int width) |
|
{ |
|
int i; |
|
for (i = 0; i < width; i++) { |
|
dst1[i] = src[2*i+0]; |
|
dst2[i] = src[2*i+1]; |
|
} |
|
} |
|
|
|
static void nv12ToUV_c(uint8_t *dstU, uint8_t *dstV, |
|
const uint8_t *src1, const uint8_t *src2, |
|
int width, uint32_t *unused) |
|
{ |
|
nvXXtoUV_c(dstU, dstV, src1, width); |
|
} |
|
|
|
static void nv21ToUV_c(uint8_t *dstU, uint8_t *dstV, |
|
const uint8_t *src1, const uint8_t *src2, |
|
int width, uint32_t *unused) |
|
{ |
|
nvXXtoUV_c(dstV, dstU, src1, width); |
|
} |
|
|
|
#define input_pixel(pos) (isBE(origin) ? AV_RB16(pos) : AV_RL16(pos)) |
|
|
|
static void bgr24ToY_c(uint8_t *dst, const uint8_t *src, |
|
int width, uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) { |
|
int b= src[i*3+0]; |
|
int g= src[i*3+1]; |
|
int r= src[i*3+2]; |
|
|
|
dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT); |
|
} |
|
} |
|
|
|
static void bgr24ToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, |
|
const uint8_t *src2, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) { |
|
int b= src1[3*i + 0]; |
|
int g= src1[3*i + 1]; |
|
int r= src1[3*i + 2]; |
|
|
|
dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT; |
|
dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT; |
|
} |
|
assert(src1 == src2); |
|
} |
|
|
|
static void bgr24ToUV_half_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, |
|
const uint8_t *src2, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) { |
|
int b= src1[6*i + 0] + src1[6*i + 3]; |
|
int g= src1[6*i + 1] + src1[6*i + 4]; |
|
int r= src1[6*i + 2] + src1[6*i + 5]; |
|
|
|
dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1); |
|
dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1); |
|
} |
|
assert(src1 == src2); |
|
} |
|
|
|
static void rgb24ToY_c(uint8_t *dst, const uint8_t *src, int width, |
|
uint32_t *unused) |
|
{ |
|
int i; |
|
for (i=0; i<width; i++) { |
|
int r= src[i*3+0]; |
|
int g= src[i*3+1]; |
|
int b= src[i*3+2]; |
|
|
|
dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT); |
|
} |
|
} |
|
|
|
static void rgb24ToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, |
|
const uint8_t *src2, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
assert(src1==src2); |
|
for (i=0; i<width; i++) { |
|
int r= src1[3*i + 0]; |
|
int g= src1[3*i + 1]; |
|
int b= src1[3*i + 2]; |
|
|
|
dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT; |
|
dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT; |
|
} |
|
} |
|
|
|
static void rgb24ToUV_half_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, |
|
const uint8_t *src2, int width, uint32_t *unused) |
|
{ |
|
int i; |
|
assert(src1==src2); |
|
for (i=0; i<width; i++) { |
|
int r= src1[6*i + 0] + src1[6*i + 3]; |
|
int g= src1[6*i + 1] + src1[6*i + 4]; |
|
int b= src1[6*i + 2] + src1[6*i + 5]; |
|
|
|
dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1); |
|
dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1); |
|
} |
|
} |
|
|
|
static void hScale16_c(SwsContext *c, int16_t *_dst, int dstW, const uint8_t *_src, |
|
const int16_t *filter, |
|
const int16_t *filterPos, int filterSize) |
|
{ |
|
int i; |
|
int32_t *dst = (int32_t *) _dst; |
|
const uint16_t *src = (const uint16_t *) _src; |
|
int bits = av_pix_fmt_descriptors[c->srcFormat].comp[0].depth_minus1; |
|
int sh = (bits <= 7) ? 11 : (bits - 4); |
|
|
|
for (i = 0; i < dstW; i++) { |
|
int j; |
|
int srcPos = filterPos[i]; |
|
unsigned int val = 0; |
|
|
|
for (j = 0; j < filterSize; j++) { |
|
val += src[srcPos + j] * filter[filterSize * i + j]; |
|
} |
|
// filter=14 bit, input=16 bit, output=30 bit, >> 11 makes 19 bit |
|
dst[i] = FFMIN(val >> sh, (1 << 19) - 1); |
|
} |
|
} |
|
|
|
// bilinear / bicubic scaling |
|
static void hScale_c(SwsContext *c, int16_t *dst, int dstW, const uint8_t *src, |
|
const int16_t *filter, const int16_t *filterPos, |
|
int filterSize) |
|
{ |
|
int i; |
|
for (i=0; i<dstW; i++) { |
|
int j; |
|
int srcPos= filterPos[i]; |
|
int val=0; |
|
for (j=0; j<filterSize; j++) { |
|
val += ((int)src[srcPos + j])*filter[filterSize*i + j]; |
|
} |
|
//filter += hFilterSize; |
|
dst[i] = FFMIN(val>>7, (1<<15)-1); // the cubic equation does overflow ... |
|
//dst[i] = val>>7; |
|
} |
|
} |
|
|
|
//FIXME all pal and rgb srcFormats could do this convertion as well |
|
//FIXME all scalers more complex than bilinear could do half of this transform |
|
static void chrRangeToJpeg_c(int16_t *dstU, int16_t *dstV, int width) |
|
{ |
|
int i; |
|
for (i = 0; i < width; i++) { |
|
dstU[i] = (FFMIN(dstU[i],30775)*4663 - 9289992)>>12; //-264 |
|
dstV[i] = (FFMIN(dstV[i],30775)*4663 - 9289992)>>12; //-264 |
|
} |
|
} |
|
static void chrRangeFromJpeg_c(int16_t *dstU, int16_t *dstV, int width) |
|
{ |
|
int i; |
|
for (i = 0; i < width; i++) { |
|
dstU[i] = (dstU[i]*1799 + 4081085)>>11; //1469 |
|
dstV[i] = (dstV[i]*1799 + 4081085)>>11; //1469 |
|
} |
|
} |
|
static void lumRangeToJpeg_c(int16_t *dst, int width) |
|
{ |
|
int i; |
|
for (i = 0; i < width; i++) |
|
dst[i] = (FFMIN(dst[i],30189)*19077 - 39057361)>>14; |
|
} |
|
static void lumRangeFromJpeg_c(int16_t *dst, int width) |
|
{ |
|
int i; |
|
for (i = 0; i < width; i++) |
|
dst[i] = (dst[i]*14071 + 33561947)>>14; |
|
} |
|
|
|
static void chrRangeToJpeg16_c(int16_t *_dstU, int16_t *_dstV, int width) |
|
{ |
|
int i; |
|
int32_t *dstU = (int32_t *) _dstU; |
|
int32_t *dstV = (int32_t *) _dstV; |
|
for (i = 0; i < width; i++) { |
|
dstU[i] = (FFMIN(dstU[i],30775<<4)*4663 - (9289992<<4))>>12; //-264 |
|
dstV[i] = (FFMIN(dstV[i],30775<<4)*4663 - (9289992<<4))>>12; //-264 |
|
} |
|
} |
|
static void chrRangeFromJpeg16_c(int16_t *_dstU, int16_t *_dstV, int width) |
|
{ |
|
int i; |
|
int32_t *dstU = (int32_t *) _dstU; |
|
int32_t *dstV = (int32_t *) _dstV; |
|
for (i = 0; i < width; i++) { |
|
dstU[i] = (dstU[i]*1799 + (4081085<<4))>>11; //1469 |
|
dstV[i] = (dstV[i]*1799 + (4081085<<4))>>11; //1469 |
|
} |
|
} |
|
static void lumRangeToJpeg16_c(int16_t *_dst, int width) |
|
{ |
|
int i; |
|
int32_t *dst = (int32_t *) _dst; |
|
for (i = 0; i < width; i++) |
|
dst[i] = (FFMIN(dst[i],30189<<4)*4769 - (39057361<<2))>>12; |
|
} |
|
static void lumRangeFromJpeg16_c(int16_t *_dst, int width) |
|
{ |
|
int i; |
|
int32_t *dst = (int32_t *) _dst; |
|
for (i = 0; i < width; i++) |
|
dst[i] = (dst[i]*14071 + (33561947<<4))>>14; |
|
} |
|
|
|
static void hyscale_fast_c(SwsContext *c, int16_t *dst, int dstWidth, |
|
const uint8_t *src, int srcW, int xInc) |
|
{ |
|
int i; |
|
unsigned int xpos=0; |
|
for (i=0;i<dstWidth;i++) { |
|
register unsigned int xx=xpos>>16; |
|
register unsigned int xalpha=(xpos&0xFFFF)>>9; |
|
dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha; |
|
xpos+=xInc; |
|
} |
|
} |
|
|
|
static void scale8To16Rv_c(uint16_t *_dst, const uint8_t *src, int len) |
|
{ |
|
int i; |
|
uint8_t *dst = (uint8_t *) _dst; |
|
for (i = len - 1; i >= 0; i--) { |
|
dst[i * 2] = dst[i * 2 + 1] = src[i]; |
|
} |
|
} |
|
|
|
static void scale19To15Fw_c(int16_t *dst, const int32_t *src, int len) |
|
{ |
|
int i; |
|
for (i = 0; i < len; i++) { |
|
dst[i] = src[i] >> 4; |
|
} |
|
} |
|
|
|
// *** horizontal scale Y line to temp buffer |
|
static av_always_inline void hyscale(SwsContext *c, int16_t *dst, int dstWidth, |
|
const uint8_t *src, int srcW, int xInc, |
|
const int16_t *hLumFilter, |
|
const int16_t *hLumFilterPos, int hLumFilterSize, |
|
uint8_t *formatConvBuffer, |
|
uint32_t *pal, int isAlpha) |
|
{ |
|
void (*toYV12)(uint8_t *, const uint8_t *, int, uint32_t *) = isAlpha ? c->alpToYV12 : c->lumToYV12; |
|
void (*convertRange)(int16_t *, int) = isAlpha ? NULL : c->lumConvertRange; |
|
|
|
if (toYV12) { |
|
toYV12(formatConvBuffer, src, srcW, pal); |
|
src= formatConvBuffer; |
|
} |
|
|
|
if (av_pix_fmt_descriptors[c->srcFormat].comp[0].depth_minus1 < 8 && c->scalingBpp == 16) { |
|
c->scale8To16Rv((uint16_t *) formatConvBuffer, src, srcW); |
|
src = formatConvBuffer; |
|
} |
|
|
|
if (!c->hyscale_fast) { |
|
c->hScale(c, dst, dstWidth, src, hLumFilter, hLumFilterPos, hLumFilterSize); |
|
} else { // fast bilinear upscale / crap downscale |
|
c->hyscale_fast(c, dst, dstWidth, src, srcW, xInc); |
|
} |
|
|
|
if (convertRange) |
|
convertRange(dst, dstWidth); |
|
|
|
if (av_pix_fmt_descriptors[c->dstFormat].comp[0].depth_minus1 < 8 && c->scalingBpp == 16) { |
|
c->scale19To15Fw(dst, (int32_t *) dst, dstWidth); |
|
} |
|
} |
|
|
|
static void hcscale_fast_c(SwsContext *c, int16_t *dst1, int16_t *dst2, |
|
int dstWidth, const uint8_t *src1, |
|
const uint8_t *src2, int srcW, int xInc) |
|
{ |
|
int i; |
|
unsigned int xpos=0; |
|
for (i=0;i<dstWidth;i++) { |
|
register unsigned int xx=xpos>>16; |
|
register unsigned int xalpha=(xpos&0xFFFF)>>9; |
|
dst1[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha); |
|
dst2[i]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha); |
|
xpos+=xInc; |
|
} |
|
} |
|
|
|
static av_always_inline void hcscale(SwsContext *c, int16_t *dst1, int16_t *dst2, int dstWidth, |
|
const uint8_t *src1, const uint8_t *src2, |
|
int srcW, int xInc, const int16_t *hChrFilter, |
|
const int16_t *hChrFilterPos, int hChrFilterSize, |
|
uint8_t *formatConvBuffer, uint32_t *pal) |
|
{ |
|
if (c->chrToYV12) { |
|
uint8_t *buf2 = formatConvBuffer + FFALIGN(srcW * c->scalingBpp >> 3, 16); |
|
c->chrToYV12(formatConvBuffer, buf2, src1, src2, srcW, pal); |
|
src1= formatConvBuffer; |
|
src2= buf2; |
|
} |
|
|
|
if (av_pix_fmt_descriptors[c->srcFormat].comp[0].depth_minus1 < 8 && c->scalingBpp == 16) { |
|
uint8_t *buf2 = (formatConvBuffer + FFALIGN(srcW * 2, 16)); |
|
c->scale8To16Rv((uint16_t *) formatConvBuffer, src1, srcW); |
|
c->scale8To16Rv((uint16_t *) buf2, src2, srcW); |
|
src1 = formatConvBuffer; |
|
src2 = buf2; |
|
} |
|
|
|
if (!c->hcscale_fast) { |
|
c->hScale(c, dst1, dstWidth, src1, hChrFilter, hChrFilterPos, hChrFilterSize); |
|
c->hScale(c, dst2, dstWidth, src2, hChrFilter, hChrFilterPos, hChrFilterSize); |
|
} else { // fast bilinear upscale / crap downscale |
|
c->hcscale_fast(c, dst1, dst2, dstWidth, src1, src2, srcW, xInc); |
|
} |
|
|
|
if (c->chrConvertRange) |
|
c->chrConvertRange(dst1, dst2, dstWidth); |
|
|
|
if (av_pix_fmt_descriptors[c->dstFormat].comp[0].depth_minus1 < 8 && c->scalingBpp == 16) { |
|
c->scale19To15Fw(dst1, (int32_t *) dst1, dstWidth); |
|
c->scale19To15Fw(dst2, (int32_t *) dst2, dstWidth); |
|
} |
|
} |
|
|
|
static av_always_inline void |
|
find_c_packed_planar_out_funcs(SwsContext *c, |
|
yuv2planar1_fn *yuv2yuv1, yuv2planarX_fn *yuv2yuvX, |
|
yuv2packed1_fn *yuv2packed1, yuv2packed2_fn *yuv2packed2, |
|
yuv2packedX_fn *yuv2packedX) |
|
{ |
|
enum PixelFormat dstFormat = c->dstFormat; |
|
|
|
if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) { |
|
*yuv2yuvX = yuv2nv12X_c; |
|
} else if (is16BPS(dstFormat)) { |
|
*yuv2yuvX = isBE(dstFormat) ? yuv2yuvX16BE_c : yuv2yuvX16LE_c; |
|
} else if (is9_OR_10BPS(dstFormat)) { |
|
if (av_pix_fmt_descriptors[dstFormat].comp[0].depth_minus1 == 8) { |
|
*yuv2yuvX = isBE(dstFormat) ? yuv2yuvX9BE_c : yuv2yuvX9LE_c; |
|
} else { |
|
*yuv2yuvX = isBE(dstFormat) ? yuv2yuvX10BE_c : yuv2yuvX10LE_c; |
|
} |
|
} else { |
|
*yuv2yuv1 = yuv2yuv1_c; |
|
*yuv2yuvX = yuv2yuvX_c; |
|
} |
|
if(c->flags & SWS_FULL_CHR_H_INT) { |
|
switch (dstFormat) { |
|
case PIX_FMT_RGBA: |
|
#if CONFIG_SMALL |
|
*yuv2packedX = yuv2rgba32_full_X_c; |
|
#else |
|
#if CONFIG_SWSCALE_ALPHA |
|
if (c->alpPixBuf) { |
|
*yuv2packedX = yuv2rgba32_full_X_c; |
|
} else |
|
#endif /* CONFIG_SWSCALE_ALPHA */ |
|
{ |
|
*yuv2packedX = yuv2rgbx32_full_X_c; |
|
} |
|
#endif /* !CONFIG_SMALL */ |
|
break; |
|
case PIX_FMT_ARGB: |
|
#if CONFIG_SMALL |
|
*yuv2packedX = yuv2argb32_full_X_c; |
|
#else |
|
#if CONFIG_SWSCALE_ALPHA |
|
if (c->alpPixBuf) { |
|
*yuv2packedX = yuv2argb32_full_X_c; |
|
} else |
|
#endif /* CONFIG_SWSCALE_ALPHA */ |
|
{ |
|
*yuv2packedX = yuv2xrgb32_full_X_c; |
|
} |
|
#endif /* !CONFIG_SMALL */ |
|
break; |
|
case PIX_FMT_BGRA: |
|
#if CONFIG_SMALL |
|
*yuv2packedX = yuv2bgra32_full_X_c; |
|
#else |
|
#if CONFIG_SWSCALE_ALPHA |
|
if (c->alpPixBuf) { |
|
*yuv2packedX = yuv2bgra32_full_X_c; |
|
} else |
|
#endif /* CONFIG_SWSCALE_ALPHA */ |
|
{ |
|
*yuv2packedX = yuv2bgrx32_full_X_c; |
|
} |
|
#endif /* !CONFIG_SMALL */ |
|
break; |
|
case PIX_FMT_ABGR: |
|
#if CONFIG_SMALL |
|
*yuv2packedX = yuv2abgr32_full_X_c; |
|
#else |
|
#if CONFIG_SWSCALE_ALPHA |
|
if (c->alpPixBuf) { |
|
*yuv2packedX = yuv2abgr32_full_X_c; |
|
} else |
|
#endif /* CONFIG_SWSCALE_ALPHA */ |
|
{ |
|
*yuv2packedX = yuv2xbgr32_full_X_c; |
|
} |
|
#endif /* !CONFIG_SMALL */ |
|
break; |
|
case PIX_FMT_RGB24: |
|
*yuv2packedX = yuv2rgb24_full_X_c; |
|
break; |
|
case PIX_FMT_BGR24: |
|
*yuv2packedX = yuv2bgr24_full_X_c; |
|
break; |
|
} |
|
} else { |
|
switch (dstFormat) { |
|
case PIX_FMT_GRAY16BE: |
|
*yuv2packed1 = yuv2gray16BE_1_c; |
|
*yuv2packed2 = yuv2gray16BE_2_c; |
|
*yuv2packedX = yuv2gray16BE_X_c; |
|
break; |
|
case PIX_FMT_GRAY16LE: |
|
*yuv2packed1 = yuv2gray16LE_1_c; |
|
*yuv2packed2 = yuv2gray16LE_2_c; |
|
*yuv2packedX = yuv2gray16LE_X_c; |
|
break; |
|
case PIX_FMT_MONOWHITE: |
|
*yuv2packed1 = yuv2monowhite_1_c; |
|
*yuv2packed2 = yuv2monowhite_2_c; |
|
*yuv2packedX = yuv2monowhite_X_c; |
|
break; |
|
case PIX_FMT_MONOBLACK: |
|
*yuv2packed1 = yuv2monoblack_1_c; |
|
*yuv2packed2 = yuv2monoblack_2_c; |
|
*yuv2packedX = yuv2monoblack_X_c; |
|
break; |
|
case PIX_FMT_YUYV422: |
|
*yuv2packed1 = yuv2yuyv422_1_c; |
|
*yuv2packed2 = yuv2yuyv422_2_c; |
|
*yuv2packedX = yuv2yuyv422_X_c; |
|
break; |
|
case PIX_FMT_UYVY422: |
|
*yuv2packed1 = yuv2uyvy422_1_c; |
|
*yuv2packed2 = yuv2uyvy422_2_c; |
|
*yuv2packedX = yuv2uyvy422_X_c; |
|
break; |
|
case PIX_FMT_RGB48LE: |
|
*yuv2packed1 = yuv2rgb48le_1_c; |
|
*yuv2packed2 = yuv2rgb48le_2_c; |
|
*yuv2packedX = yuv2rgb48le_X_c; |
|
break; |
|
case PIX_FMT_RGB48BE: |
|
*yuv2packed1 = yuv2rgb48be_1_c; |
|
*yuv2packed2 = yuv2rgb48be_2_c; |
|
*yuv2packedX = yuv2rgb48be_X_c; |
|
break; |
|
case PIX_FMT_BGR48LE: |
|
*yuv2packed1 = yuv2bgr48le_1_c; |
|
*yuv2packed2 = yuv2bgr48le_2_c; |
|
*yuv2packedX = yuv2bgr48le_X_c; |
|
break; |
|
case PIX_FMT_BGR48BE: |
|
*yuv2packed1 = yuv2bgr48be_1_c; |
|
*yuv2packed2 = yuv2bgr48be_2_c; |
|
*yuv2packedX = yuv2bgr48be_X_c; |
|
break; |
|
case PIX_FMT_RGB32: |
|
case PIX_FMT_BGR32: |
|
#if CONFIG_SMALL |
|
*yuv2packed1 = yuv2rgb32_1_c; |
|
*yuv2packed2 = yuv2rgb32_2_c; |
|
*yuv2packedX = yuv2rgb32_X_c; |
|
#else |
|
#if CONFIG_SWSCALE_ALPHA |
|
if (c->alpPixBuf) { |
|
*yuv2packed1 = yuv2rgba32_1_c; |
|
*yuv2packed2 = yuv2rgba32_2_c; |
|
*yuv2packedX = yuv2rgba32_X_c; |
|
} else |
|
#endif /* CONFIG_SWSCALE_ALPHA */ |
|
{ |
|
*yuv2packed1 = yuv2rgbx32_1_c; |
|
*yuv2packed2 = yuv2rgbx32_2_c; |
|
*yuv2packedX = yuv2rgbx32_X_c; |
|
} |
|
#endif /* !CONFIG_SMALL */ |
|
break; |
|
case PIX_FMT_RGB32_1: |
|
case PIX_FMT_BGR32_1: |
|
#if CONFIG_SMALL |
|
*yuv2packed1 = yuv2rgb32_1_1_c; |
|
*yuv2packed2 = yuv2rgb32_1_2_c; |
|
*yuv2packedX = yuv2rgb32_1_X_c; |
|
#else |
|
#if CONFIG_SWSCALE_ALPHA |
|
if (c->alpPixBuf) { |
|
*yuv2packed1 = yuv2rgba32_1_1_c; |
|
*yuv2packed2 = yuv2rgba32_1_2_c; |
|
*yuv2packedX = yuv2rgba32_1_X_c; |
|
} else |
|
#endif /* CONFIG_SWSCALE_ALPHA */ |
|
{ |
|
*yuv2packed1 = yuv2rgbx32_1_1_c; |
|
*yuv2packed2 = yuv2rgbx32_1_2_c; |
|
*yuv2packedX = yuv2rgbx32_1_X_c; |
|
} |
|
#endif /* !CONFIG_SMALL */ |
|
break; |
|
case PIX_FMT_RGB24: |
|
*yuv2packed1 = yuv2rgb24_1_c; |
|
*yuv2packed2 = yuv2rgb24_2_c; |
|
*yuv2packedX = yuv2rgb24_X_c; |
|
break; |
|
case PIX_FMT_BGR24: |
|
*yuv2packed1 = yuv2bgr24_1_c; |
|
*yuv2packed2 = yuv2bgr24_2_c; |
|
*yuv2packedX = yuv2bgr24_X_c; |
|
break; |
|
case PIX_FMT_RGB565LE: |
|
case PIX_FMT_RGB565BE: |
|
case PIX_FMT_BGR565LE: |
|
case PIX_FMT_BGR565BE: |
|
*yuv2packed1 = yuv2rgb16_1_c; |
|
*yuv2packed2 = yuv2rgb16_2_c; |
|
*yuv2packedX = yuv2rgb16_X_c; |
|
break; |
|
case PIX_FMT_RGB555LE: |
|
case PIX_FMT_RGB555BE: |
|
case PIX_FMT_BGR555LE: |
|
case PIX_FMT_BGR555BE: |
|
*yuv2packed1 = yuv2rgb15_1_c; |
|
*yuv2packed2 = yuv2rgb15_2_c; |
|
*yuv2packedX = yuv2rgb15_X_c; |
|
break; |
|
case PIX_FMT_RGB444LE: |
|
case PIX_FMT_RGB444BE: |
|
case PIX_FMT_BGR444LE: |
|
case PIX_FMT_BGR444BE: |
|
*yuv2packed1 = yuv2rgb12_1_c; |
|
*yuv2packed2 = yuv2rgb12_2_c; |
|
*yuv2packedX = yuv2rgb12_X_c; |
|
break; |
|
case PIX_FMT_RGB8: |
|
case PIX_FMT_BGR8: |
|
*yuv2packed1 = yuv2rgb8_1_c; |
|
*yuv2packed2 = yuv2rgb8_2_c; |
|
*yuv2packedX = yuv2rgb8_X_c; |
|
break; |
|
case PIX_FMT_RGB4: |
|
case PIX_FMT_BGR4: |
|
*yuv2packed1 = yuv2rgb4_1_c; |
|
*yuv2packed2 = yuv2rgb4_2_c; |
|
*yuv2packedX = yuv2rgb4_X_c; |
|
break; |
|
case PIX_FMT_RGB4_BYTE: |
|
case PIX_FMT_BGR4_BYTE: |
|
*yuv2packed1 = yuv2rgb4b_1_c; |
|
*yuv2packed2 = yuv2rgb4b_2_c; |
|
*yuv2packedX = yuv2rgb4b_X_c; |
|
break; |
|
} |
|
} |
|
} |
|
|
|
#define DEBUG_SWSCALE_BUFFERS 0 |
|
#define DEBUG_BUFFERS(...) if (DEBUG_SWSCALE_BUFFERS) av_log(c, AV_LOG_DEBUG, __VA_ARGS__) |
|
|
|
static int swScale(SwsContext *c, const uint8_t* src[], |
|
int srcStride[], int srcSliceY, |
|
int srcSliceH, uint8_t* dst[], int dstStride[]) |
|
{ |
|
/* load a few things into local vars to make the code more readable? and faster */ |
|
const int srcW= c->srcW; |
|
const int dstW= c->dstW; |
|
const int dstH= c->dstH; |
|
const int chrDstW= c->chrDstW; |
|
const int chrSrcW= c->chrSrcW; |
|
const int lumXInc= c->lumXInc; |
|
const int chrXInc= c->chrXInc; |
|
const enum PixelFormat dstFormat= c->dstFormat; |
|
const int flags= c->flags; |
|
int16_t *vLumFilterPos= c->vLumFilterPos; |
|
int16_t *vChrFilterPos= c->vChrFilterPos; |
|
int16_t *hLumFilterPos= c->hLumFilterPos; |
|
int16_t *hChrFilterPos= c->hChrFilterPos; |
|
int16_t *vLumFilter= c->vLumFilter; |
|
int16_t *vChrFilter= c->vChrFilter; |
|
int16_t *hLumFilter= c->hLumFilter; |
|
int16_t *hChrFilter= c->hChrFilter; |
|
int32_t *lumMmxFilter= c->lumMmxFilter; |
|
int32_t *chrMmxFilter= c->chrMmxFilter; |
|
int32_t av_unused *alpMmxFilter= c->alpMmxFilter; |
|
const int vLumFilterSize= c->vLumFilterSize; |
|
const int vChrFilterSize= c->vChrFilterSize; |
|
const int hLumFilterSize= c->hLumFilterSize; |
|
const int hChrFilterSize= c->hChrFilterSize; |
|
int16_t **lumPixBuf= c->lumPixBuf; |
|
int16_t **chrUPixBuf= c->chrUPixBuf; |
|
int16_t **chrVPixBuf= c->chrVPixBuf; |
|
int16_t **alpPixBuf= c->alpPixBuf; |
|
const int vLumBufSize= c->vLumBufSize; |
|
const int vChrBufSize= c->vChrBufSize; |
|
uint8_t *formatConvBuffer= c->formatConvBuffer; |
|
const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample; |
|
const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample); |
|
int lastDstY; |
|
uint32_t *pal=c->pal_yuv; |
|
yuv2planar1_fn yuv2yuv1 = c->yuv2yuv1; |
|
yuv2planarX_fn yuv2yuvX = c->yuv2yuvX; |
|
yuv2packed1_fn yuv2packed1 = c->yuv2packed1; |
|
yuv2packed2_fn yuv2packed2 = c->yuv2packed2; |
|
yuv2packedX_fn yuv2packedX = c->yuv2packedX; |
|
|
|
/* vars which will change and which we need to store back in the context */ |
|
int dstY= c->dstY; |
|
int lumBufIndex= c->lumBufIndex; |
|
int chrBufIndex= c->chrBufIndex; |
|
int lastInLumBuf= c->lastInLumBuf; |
|
int lastInChrBuf= c->lastInChrBuf; |
|
|
|
if (isPacked(c->srcFormat)) { |
|
src[0]= |
|
src[1]= |
|
src[2]= |
|
src[3]= src[0]; |
|
srcStride[0]= |
|
srcStride[1]= |
|
srcStride[2]= |
|
srcStride[3]= srcStride[0]; |
|
} |
|
srcStride[1]<<= c->vChrDrop; |
|
srcStride[2]<<= c->vChrDrop; |
|
|
|
DEBUG_BUFFERS("swScale() %p[%d] %p[%d] %p[%d] %p[%d] -> %p[%d] %p[%d] %p[%d] %p[%d]\n", |
|
src[0], srcStride[0], src[1], srcStride[1], src[2], srcStride[2], src[3], srcStride[3], |
|
dst[0], dstStride[0], dst[1], dstStride[1], dst[2], dstStride[2], dst[3], dstStride[3]); |
|
DEBUG_BUFFERS("srcSliceY: %d srcSliceH: %d dstY: %d dstH: %d\n", |
|
srcSliceY, srcSliceH, dstY, dstH); |
|
DEBUG_BUFFERS("vLumFilterSize: %d vLumBufSize: %d vChrFilterSize: %d vChrBufSize: %d\n", |
|
vLumFilterSize, vLumBufSize, vChrFilterSize, vChrBufSize); |
|
|
|
if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0 || dstStride[3]%8 != 0) { |
|
static int warnedAlready=0; //FIXME move this into the context perhaps |
|
if (flags & SWS_PRINT_INFO && !warnedAlready) { |
|
av_log(c, AV_LOG_WARNING, "Warning: dstStride is not aligned!\n" |
|
" ->cannot do aligned memory accesses anymore\n"); |
|
warnedAlready=1; |
|
} |
|
} |
|
|
|
/* Note the user might start scaling the picture in the middle so this |
|
will not get executed. This is not really intended but works |
|
currently, so people might do it. */ |
|
if (srcSliceY ==0) { |
|
lumBufIndex=-1; |
|
chrBufIndex=-1; |
|
dstY=0; |
|
lastInLumBuf= -1; |
|
lastInChrBuf= -1; |
|
} |
|
|
|
lastDstY= dstY; |
|
|
|
for (;dstY < dstH; dstY++) { |
|
const int chrDstY= dstY>>c->chrDstVSubSample; |
|
uint8_t *dest[4] = { |
|
dst[0] + dstStride[0] * dstY, |
|
dst[1] + dstStride[1] * chrDstY, |
|
dst[2] + dstStride[2] * chrDstY, |
|
(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3] + dstStride[3] * dstY : NULL, |
|
}; |
|
|
|
const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input |
|
const int firstLumSrcY2= vLumFilterPos[FFMIN(dstY | ((1<<c->chrDstVSubSample) - 1), dstH-1)]; |
|
const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input |
|
int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input |
|
int lastLumSrcY2=firstLumSrcY2+ vLumFilterSize -1; // Last line needed as input |
|
int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input |
|
int enough_lines; |
|
|
|
//handle holes (FAST_BILINEAR & weird filters) |
|
if (firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1; |
|
if (firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1; |
|
assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1); |
|
assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1); |
|
|
|
DEBUG_BUFFERS("dstY: %d\n", dstY); |
|
DEBUG_BUFFERS("\tfirstLumSrcY: %d lastLumSrcY: %d lastInLumBuf: %d\n", |
|
firstLumSrcY, lastLumSrcY, lastInLumBuf); |
|
DEBUG_BUFFERS("\tfirstChrSrcY: %d lastChrSrcY: %d lastInChrBuf: %d\n", |
|
firstChrSrcY, lastChrSrcY, lastInChrBuf); |
|
|
|
// Do we have enough lines in this slice to output the dstY line |
|
enough_lines = lastLumSrcY2 < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample); |
|
|
|
if (!enough_lines) { |
|
lastLumSrcY = srcSliceY + srcSliceH - 1; |
|
lastChrSrcY = chrSrcSliceY + chrSrcSliceH - 1; |
|
DEBUG_BUFFERS("buffering slice: lastLumSrcY %d lastChrSrcY %d\n", |
|
lastLumSrcY, lastChrSrcY); |
|
} |
|
|
|
//Do horizontal scaling |
|
while(lastInLumBuf < lastLumSrcY) { |
|
const uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0]; |
|
const uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3]; |
|
lumBufIndex++; |
|
assert(lumBufIndex < 2*vLumBufSize); |
|
assert(lastInLumBuf + 1 - srcSliceY < srcSliceH); |
|
assert(lastInLumBuf + 1 - srcSliceY >= 0); |
|
hyscale(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc, |
|
hLumFilter, hLumFilterPos, hLumFilterSize, |
|
formatConvBuffer, |
|
pal, 0); |
|
if (CONFIG_SWSCALE_ALPHA && alpPixBuf) |
|
hyscale(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, |
|
lumXInc, hLumFilter, hLumFilterPos, hLumFilterSize, |
|
formatConvBuffer, |
|
pal, 1); |
|
lastInLumBuf++; |
|
DEBUG_BUFFERS("\t\tlumBufIndex %d: lastInLumBuf: %d\n", |
|
lumBufIndex, lastInLumBuf); |
|
} |
|
while(lastInChrBuf < lastChrSrcY) { |
|
const uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1]; |
|
const uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2]; |
|
chrBufIndex++; |
|
assert(chrBufIndex < 2*vChrBufSize); |
|
assert(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH)); |
|
assert(lastInChrBuf + 1 - chrSrcSliceY >= 0); |
|
//FIXME replace parameters through context struct (some at least) |
|
|
|
if (c->needs_hcscale) |
|
hcscale(c, chrUPixBuf[chrBufIndex], chrVPixBuf[chrBufIndex], |
|
chrDstW, src1, src2, chrSrcW, chrXInc, |
|
hChrFilter, hChrFilterPos, hChrFilterSize, |
|
formatConvBuffer, pal); |
|
lastInChrBuf++; |
|
DEBUG_BUFFERS("\t\tchrBufIndex %d: lastInChrBuf: %d\n", |
|
chrBufIndex, lastInChrBuf); |
|
} |
|
//wrap buf index around to stay inside the ring buffer |
|
if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize; |
|
if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize; |
|
if (!enough_lines) |
|
break; //we can't output a dstY line so let's try with the next slice |
|
|
|
#if HAVE_MMX |
|
updateMMXDitherTables(c, dstY, lumBufIndex, chrBufIndex, lastInLumBuf, lastInChrBuf); |
|
#endif |
|
if (dstY >= dstH-2) { |
|
// hmm looks like we can't use MMX here without overwriting this array's tail |
|
find_c_packed_planar_out_funcs(c, &yuv2yuv1, &yuv2yuvX, |
|
&yuv2packed1, &yuv2packed2, |
|
&yuv2packedX); |
|
} |
|
|
|
{ |
|
const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize; |
|
const int16_t **chrUSrcPtr= (const int16_t **) chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize; |
|
const int16_t **chrVSrcPtr= (const int16_t **) chrVPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize; |
|
const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL; |
|
if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12 like |
|
const int chrSkipMask= (1<<c->chrDstVSubSample)-1; |
|
if ((dstY&chrSkipMask) || isGray(dstFormat)) |
|
dest[1] = dest[2] = NULL; //FIXME split functions in lumi / chromi |
|
if (c->yuv2yuv1 && vLumFilterSize == 1 && vChrFilterSize == 1) { // unscaled YV12 |
|
const int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpSrcPtr[0] : NULL; |
|
yuv2yuv1(c, lumSrcPtr[0], chrUSrcPtr[0], chrVSrcPtr[0], alpBuf, |
|
dest, dstW, chrDstW); |
|
} else { //General YV12 |
|
yuv2yuvX(c, vLumFilter + dstY * vLumFilterSize, |
|
lumSrcPtr, vLumFilterSize, |
|
vChrFilter + chrDstY * vChrFilterSize, |
|
chrUSrcPtr, chrVSrcPtr, vChrFilterSize, |
|
alpSrcPtr, dest, dstW, chrDstW); |
|
} |
|
} else { |
|
assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2); |
|
assert(chrUSrcPtr + vChrFilterSize - 1 < chrUPixBuf + vChrBufSize*2); |
|
if (c->yuv2packed1 && vLumFilterSize == 1 && vChrFilterSize == 2) { //unscaled RGB |
|
int chrAlpha = vChrFilter[2 * dstY + 1]; |
|
yuv2packed1(c, *lumSrcPtr, chrUSrcPtr, chrVSrcPtr, |
|
alpPixBuf ? *alpSrcPtr : NULL, |
|
dest[0], dstW, chrAlpha, dstY); |
|
} else if (c->yuv2packed2 && vLumFilterSize == 2 && vChrFilterSize == 2) { //bilinear upscale RGB |
|
int lumAlpha = vLumFilter[2 * dstY + 1]; |
|
int chrAlpha = vChrFilter[2 * dstY + 1]; |
|
lumMmxFilter[2] = |
|
lumMmxFilter[3] = vLumFilter[2 * dstY ] * 0x10001; |
|
chrMmxFilter[2] = |
|
chrMmxFilter[3] = vChrFilter[2 * chrDstY] * 0x10001; |
|
yuv2packed2(c, lumSrcPtr, chrUSrcPtr, chrVSrcPtr, |
|
alpPixBuf ? alpSrcPtr : NULL, |
|
dest[0], dstW, lumAlpha, chrAlpha, dstY); |
|
} else { //general RGB |
|
yuv2packedX(c, vLumFilter + dstY * vLumFilterSize, |
|
lumSrcPtr, vLumFilterSize, |
|
vChrFilter + dstY * vChrFilterSize, |
|
chrUSrcPtr, chrVSrcPtr, vChrFilterSize, |
|
alpSrcPtr, dest[0], dstW, dstY); |
|
} |
|
} |
|
} |
|
} |
|
|
|
if ((dstFormat == PIX_FMT_YUVA420P) && !alpPixBuf) |
|
fillPlane(dst[3], dstStride[3], dstW, dstY-lastDstY, lastDstY, 255); |
|
|
|
#if HAVE_MMX2 |
|
if (av_get_cpu_flags() & AV_CPU_FLAG_MMX2) |
|
__asm__ volatile("sfence":::"memory"); |
|
#endif |
|
emms_c(); |
|
|
|
/* store changed local vars back in the context */ |
|
c->dstY= dstY; |
|
c->lumBufIndex= lumBufIndex; |
|
c->chrBufIndex= chrBufIndex; |
|
c->lastInLumBuf= lastInLumBuf; |
|
c->lastInChrBuf= lastInChrBuf; |
|
|
|
return dstY - lastDstY; |
|
} |
|
|
|
static av_cold void sws_init_swScale_c(SwsContext *c) |
|
{ |
|
enum PixelFormat srcFormat = c->srcFormat; |
|
|
|
find_c_packed_planar_out_funcs(c, &c->yuv2yuv1, &c->yuv2yuvX, |
|
&c->yuv2packed1, &c->yuv2packed2, |
|
&c->yuv2packedX); |
|
|
|
c->chrToYV12 = NULL; |
|
switch(srcFormat) { |
|
case PIX_FMT_YUYV422 : c->chrToYV12 = yuy2ToUV_c; break; |
|
case PIX_FMT_UYVY422 : c->chrToYV12 = uyvyToUV_c; break; |
|
case PIX_FMT_NV12 : c->chrToYV12 = nv12ToUV_c; break; |
|
case PIX_FMT_NV21 : c->chrToYV12 = nv21ToUV_c; break; |
|
case PIX_FMT_RGB8 : |
|
case PIX_FMT_BGR8 : |
|
case PIX_FMT_PAL8 : |
|
case PIX_FMT_BGR4_BYTE: |
|
case PIX_FMT_RGB4_BYTE: c->chrToYV12 = palToUV_c; break; |
|
#if HAVE_BIGENDIAN |
|
case PIX_FMT_YUV444P9LE: |
|
case PIX_FMT_YUV420P9LE: |
|
case PIX_FMT_YUV422P10LE: |
|
case PIX_FMT_YUV444P10LE: |
|
case PIX_FMT_YUV420P10LE: |
|
case PIX_FMT_YUV420P16LE: |
|
case PIX_FMT_YUV422P16LE: |
|
case PIX_FMT_YUV444P16LE: c->chrToYV12 = bswap16UV_c; break; |
|
#else |
|
case PIX_FMT_YUV444P9BE: |
|
case PIX_FMT_YUV420P9BE: |
|
case PIX_FMT_YUV444P10BE: |
|
case PIX_FMT_YUV422P10BE: |
|
case PIX_FMT_YUV420P10BE: |
|
case PIX_FMT_YUV420P16BE: |
|
case PIX_FMT_YUV422P16BE: |
|
case PIX_FMT_YUV444P16BE: c->chrToYV12 = bswap16UV_c; break; |
|
#endif |
|
} |
|
if (c->chrSrcHSubSample) { |
|
switch(srcFormat) { |
|
case PIX_FMT_RGB48BE : c->chrToYV12 = rgb48BEToUV_half_c; break; |
|
case PIX_FMT_RGB48LE : c->chrToYV12 = rgb48LEToUV_half_c; break; |
|
case PIX_FMT_BGR48BE : c->chrToYV12 = bgr48BEToUV_half_c; break; |
|
case PIX_FMT_BGR48LE : c->chrToYV12 = bgr48LEToUV_half_c; break; |
|
case PIX_FMT_RGB32 : c->chrToYV12 = bgr32ToUV_half_c; break; |
|
case PIX_FMT_RGB32_1 : c->chrToYV12 = bgr321ToUV_half_c; break; |
|
case PIX_FMT_BGR24 : c->chrToYV12 = bgr24ToUV_half_c; break; |
|
case PIX_FMT_BGR565LE: c->chrToYV12 = bgr16leToUV_half_c; break; |
|
case PIX_FMT_BGR565BE: c->chrToYV12 = bgr16beToUV_half_c; break; |
|
case PIX_FMT_BGR555LE: c->chrToYV12 = bgr15leToUV_half_c; break; |
|
case PIX_FMT_BGR555BE: c->chrToYV12 = bgr15beToUV_half_c; break; |
|
case PIX_FMT_BGR32 : c->chrToYV12 = rgb32ToUV_half_c; break; |
|
case PIX_FMT_BGR32_1 : c->chrToYV12 = rgb321ToUV_half_c; break; |
|
case PIX_FMT_RGB24 : c->chrToYV12 = rgb24ToUV_half_c; break; |
|
case PIX_FMT_RGB565LE: c->chrToYV12 = rgb16leToUV_half_c; break; |
|
case PIX_FMT_RGB565BE: c->chrToYV12 = rgb16beToUV_half_c; break; |
|
case PIX_FMT_RGB555LE: c->chrToYV12 = rgb15leToUV_half_c; break; |
|
case PIX_FMT_RGB555BE: c->chrToYV12 = rgb15beToUV_half_c; break; |
|
} |
|
} else { |
|
switch(srcFormat) { |
|
case PIX_FMT_RGB48BE : c->chrToYV12 = rgb48BEToUV_c; break; |
|
case PIX_FMT_RGB48LE : c->chrToYV12 = rgb48LEToUV_c; break; |
|
case PIX_FMT_BGR48BE : c->chrToYV12 = bgr48BEToUV_c; break; |
|
case PIX_FMT_BGR48LE : c->chrToYV12 = bgr48LEToUV_c; break; |
|
case PIX_FMT_RGB32 : c->chrToYV12 = bgr32ToUV_c; break; |
|
case PIX_FMT_RGB32_1 : c->chrToYV12 = bgr321ToUV_c; break; |
|
case PIX_FMT_BGR24 : c->chrToYV12 = bgr24ToUV_c; break; |
|
case PIX_FMT_BGR565LE: c->chrToYV12 = bgr16leToUV_c; break; |
|
case PIX_FMT_BGR565BE: c->chrToYV12 = bgr16beToUV_c; break; |
|
case PIX_FMT_BGR555LE: c->chrToYV12 = bgr15leToUV_c; break; |
|
case PIX_FMT_BGR555BE: c->chrToYV12 = bgr15beToUV_c; break; |
|
case PIX_FMT_BGR32 : c->chrToYV12 = rgb32ToUV_c; break; |
|
case PIX_FMT_BGR32_1 : c->chrToYV12 = rgb321ToUV_c; break; |
|
case PIX_FMT_RGB24 : c->chrToYV12 = rgb24ToUV_c; break; |
|
case PIX_FMT_RGB565LE: c->chrToYV12 = rgb16leToUV_c; break; |
|
case PIX_FMT_RGB565BE: c->chrToYV12 = rgb16beToUV_c; break; |
|
case PIX_FMT_RGB555LE: c->chrToYV12 = rgb15leToUV_c; break; |
|
case PIX_FMT_RGB555BE: c->chrToYV12 = rgb15beToUV_c; break; |
|
} |
|
} |
|
|
|
c->lumToYV12 = NULL; |
|
c->alpToYV12 = NULL; |
|
switch (srcFormat) { |
|
#if HAVE_BIGENDIAN |
|
case PIX_FMT_YUV444P9LE: |
|
case PIX_FMT_YUV420P9LE: |
|
case PIX_FMT_YUV444P10LE: |
|
case PIX_FMT_YUV422P10LE: |
|
case PIX_FMT_YUV420P10LE: |
|
case PIX_FMT_YUV420P16LE: |
|
case PIX_FMT_YUV422P16LE: |
|
case PIX_FMT_YUV444P16LE: |
|
case PIX_FMT_GRAY16LE: c->lumToYV12 = bswap16Y_c; break; |
|
#else |
|
case PIX_FMT_YUV444P9BE: |
|
case PIX_FMT_YUV420P9BE: |
|
case PIX_FMT_YUV444P10BE: |
|
case PIX_FMT_YUV422P10BE: |
|
case PIX_FMT_YUV420P10BE: |
|
case PIX_FMT_YUV420P16BE: |
|
case PIX_FMT_YUV422P16BE: |
|
case PIX_FMT_YUV444P16BE: |
|
case PIX_FMT_GRAY16BE: c->lumToYV12 = bswap16Y_c; break; |
|
#endif |
|
case PIX_FMT_YUYV422 : |
|
case PIX_FMT_Y400A : c->lumToYV12 = yuy2ToY_c; break; |
|
case PIX_FMT_UYVY422 : c->lumToYV12 = uyvyToY_c; break; |
|
case PIX_FMT_BGR24 : c->lumToYV12 = bgr24ToY_c; break; |
|
case PIX_FMT_BGR565LE : c->lumToYV12 = bgr16leToY_c; break; |
|
case PIX_FMT_BGR565BE : c->lumToYV12 = bgr16beToY_c; break; |
|
case PIX_FMT_BGR555LE : c->lumToYV12 = bgr15leToY_c; break; |
|
case PIX_FMT_BGR555BE : c->lumToYV12 = bgr15beToY_c; break; |
|
case PIX_FMT_RGB24 : c->lumToYV12 = rgb24ToY_c; break; |
|
case PIX_FMT_RGB565LE : c->lumToYV12 = rgb16leToY_c; break; |
|
case PIX_FMT_RGB565BE : c->lumToYV12 = rgb16beToY_c; break; |
|
case PIX_FMT_RGB555LE : c->lumToYV12 = rgb15leToY_c; break; |
|
case PIX_FMT_RGB555BE : c->lumToYV12 = rgb15beToY_c; break; |
|
case PIX_FMT_RGB8 : |
|
case PIX_FMT_BGR8 : |
|
case PIX_FMT_PAL8 : |
|
case PIX_FMT_BGR4_BYTE: |
|
case PIX_FMT_RGB4_BYTE: c->lumToYV12 = palToY_c; break; |
|
case PIX_FMT_MONOBLACK: c->lumToYV12 = monoblack2Y_c; break; |
|
case PIX_FMT_MONOWHITE: c->lumToYV12 = monowhite2Y_c; break; |
|
case PIX_FMT_RGB32 : c->lumToYV12 = bgr32ToY_c; break; |
|
case PIX_FMT_RGB32_1: c->lumToYV12 = bgr321ToY_c; break; |
|
case PIX_FMT_BGR32 : c->lumToYV12 = rgb32ToY_c; break; |
|
case PIX_FMT_BGR32_1: c->lumToYV12 = rgb321ToY_c; break; |
|
case PIX_FMT_RGB48BE: c->lumToYV12 = rgb48BEToY_c; break; |
|
case PIX_FMT_RGB48LE: c->lumToYV12 = rgb48LEToY_c; break; |
|
case PIX_FMT_BGR48BE: c->lumToYV12 = bgr48BEToY_c; break; |
|
case PIX_FMT_BGR48LE: c->lumToYV12 = bgr48LEToY_c; break; |
|
} |
|
if (c->alpPixBuf) { |
|
switch (srcFormat) { |
|
case PIX_FMT_BGRA: |
|
case PIX_FMT_RGBA: c->alpToYV12 = rgbaToA_c; break; |
|
case PIX_FMT_ABGR: |
|
case PIX_FMT_ARGB: c->alpToYV12 = abgrToA_c; break; |
|
case PIX_FMT_Y400A: c->alpToYV12 = uyvyToY_c; break; |
|
} |
|
} |
|
|
|
if (c->scalingBpp == 8) { |
|
c->hScale = hScale_c; |
|
if (c->flags & SWS_FAST_BILINEAR) { |
|
c->hyscale_fast = hyscale_fast_c; |
|
c->hcscale_fast = hcscale_fast_c; |
|
} |
|
|
|
if (c->srcRange != c->dstRange && !isAnyRGB(c->dstFormat)) { |
|
if (c->srcRange) { |
|
c->lumConvertRange = lumRangeFromJpeg_c; |
|
c->chrConvertRange = chrRangeFromJpeg_c; |
|
} else { |
|
c->lumConvertRange = lumRangeToJpeg_c; |
|
c->chrConvertRange = chrRangeToJpeg_c; |
|
} |
|
} |
|
} else { |
|
c->hScale = hScale16_c; |
|
c->scale19To15Fw = scale19To15Fw_c; |
|
c->scale8To16Rv = scale8To16Rv_c; |
|
|
|
if (c->srcRange != c->dstRange && !isAnyRGB(c->dstFormat)) { |
|
if (c->srcRange) { |
|
c->lumConvertRange = lumRangeFromJpeg16_c; |
|
c->chrConvertRange = chrRangeFromJpeg16_c; |
|
} else { |
|
c->lumConvertRange = lumRangeToJpeg16_c; |
|
c->chrConvertRange = chrRangeToJpeg16_c; |
|
} |
|
} |
|
} |
|
|
|
if (!(isGray(srcFormat) || isGray(c->dstFormat) || |
|
srcFormat == PIX_FMT_MONOBLACK || srcFormat == PIX_FMT_MONOWHITE)) |
|
c->needs_hcscale = 1; |
|
} |
|
|
|
SwsFunc ff_getSwsFunc(SwsContext *c) |
|
{ |
|
sws_init_swScale_c(c); |
|
|
|
if (HAVE_MMX) |
|
ff_sws_init_swScale_mmx(c); |
|
if (HAVE_ALTIVEC) |
|
ff_sws_init_swScale_altivec(c); |
|
|
|
return swScale; |
|
}
|
|
|