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980 lines
35 KiB
980 lines
35 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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#include <assert.h> |
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#include <math.h> |
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#include <stdint.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include "libavutil/avutil.h" |
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#include "libavutil/bswap.h" |
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#include "libavutil/cpu.h" |
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#include "libavutil/intreadwrite.h" |
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#include "libavutil/mathematics.h" |
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#include "libavutil/pixdesc.h" |
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#include "config.h" |
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#include "rgb2rgb.h" |
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#include "swscale.h" |
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#include "swscale_internal.h" |
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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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#define input_pixel(pos) (isBE(origin) ? AV_RB16(pos) : AV_RL16(pos)) |
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#define r ((origin == PIX_FMT_BGR48BE || origin == PIX_FMT_BGR48LE) ? b_r : r_b) |
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#define b ((origin == PIX_FMT_BGR48BE || origin == PIX_FMT_BGR48LE) ? r_b : b_r) |
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static av_always_inline void rgb48ToY_c_template(uint16_t *dst, |
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const uint16_t *src, int width, |
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enum PixelFormat origin) |
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{ |
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int i; |
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for (i = 0; i < width; i++) { |
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unsigned int r_b = input_pixel(&src[i * 3 + 0]); |
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unsigned int g = input_pixel(&src[i * 3 + 1]); |
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unsigned int b_r = input_pixel(&src[i * 3 + 2]); |
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dst[i] = (RY * r + GY * g + BY * b + (0x2001 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT; |
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} |
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} |
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static av_always_inline void rgb48ToUV_c_template(uint16_t *dstU, |
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uint16_t *dstV, |
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const uint16_t *src1, |
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const uint16_t *src2, |
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int width, |
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enum PixelFormat origin) |
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{ |
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int i; |
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assert(src1 == src2); |
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for (i = 0; i < width; i++) { |
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int r_b = input_pixel(&src1[i * 3 + 0]); |
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int g = input_pixel(&src1[i * 3 + 1]); |
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int b_r = input_pixel(&src1[i * 3 + 2]); |
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dstU[i] = (RU * r + GU * g + BU * b + (0x10001 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT; |
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dstV[i] = (RV * r + GV * g + BV * b + (0x10001 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT; |
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} |
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} |
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static av_always_inline void rgb48ToUV_half_c_template(uint16_t *dstU, |
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uint16_t *dstV, |
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const uint16_t *src1, |
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const uint16_t *src2, |
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int width, |
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enum PixelFormat origin) |
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{ |
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int i; |
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assert(src1 == src2); |
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for (i = 0; i < width; i++) { |
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int r_b = (input_pixel(&src1[6 * i + 0]) + |
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input_pixel(&src1[6 * i + 3]) + 1) >> 1; |
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int g = (input_pixel(&src1[6 * i + 1]) + |
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input_pixel(&src1[6 * i + 4]) + 1) >> 1; |
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int b_r = (input_pixel(&src1[6 * i + 2]) + |
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input_pixel(&src1[6 * i + 5]) + 1) >> 1; |
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dstU[i] = (RU * r + GU * g + BU * b + (0x10001 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT; |
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dstV[i] = (RV * r + GV * g + BV * b + (0x10001 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT; |
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} |
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} |
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#undef r |
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#undef b |
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#undef input_pixel |
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#define rgb48funcs(pattern, BE_LE, origin) \ |
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static void pattern ## 48 ## BE_LE ## ToY_c(uint8_t *_dst, \ |
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const uint8_t *_src, \ |
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int width, \ |
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uint32_t *unused) \ |
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{ \ |
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const uint16_t *src = (const uint16_t *)_src; \ |
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uint16_t *dst = (uint16_t *)_dst; \ |
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rgb48ToY_c_template(dst, src, width, origin); \ |
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} \ |
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\ |
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static void pattern ## 48 ## BE_LE ## ToUV_c(uint8_t *_dstU, \ |
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uint8_t *_dstV, \ |
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const uint8_t *_src1, \ |
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const uint8_t *_src2, \ |
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int width, \ |
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uint32_t *unused) \ |
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{ \ |
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const uint16_t *src1 = (const uint16_t *)_src1, \ |
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*src2 = (const uint16_t *)_src2; \ |
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uint16_t *dstU = (uint16_t *)_dstU, \ |
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*dstV = (uint16_t *)_dstV; \ |
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rgb48ToUV_c_template(dstU, dstV, src1, src2, width, origin); \ |
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} \ |
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\ |
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static void pattern ## 48 ## BE_LE ## ToUV_half_c(uint8_t *_dstU, \ |
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uint8_t *_dstV, \ |
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const uint8_t *_src1, \ |
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const uint8_t *_src2, \ |
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int width, \ |
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uint32_t *unused) \ |
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{ \ |
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const uint16_t *src1 = (const uint16_t *)_src1, \ |
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*src2 = (const uint16_t *)_src2; \ |
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uint16_t *dstU = (uint16_t *)_dstU, \ |
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*dstV = (uint16_t *)_dstV; \ |
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rgb48ToUV_half_c_template(dstU, dstV, src1, src2, width, origin); \ |
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} |
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rgb48funcs(rgb, LE, PIX_FMT_RGB48LE) |
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rgb48funcs(rgb, BE, PIX_FMT_RGB48BE) |
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rgb48funcs(bgr, LE, PIX_FMT_BGR48LE) |
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rgb48funcs(bgr, BE, PIX_FMT_BGR48BE) |
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#define input_pixel(i) ((origin == PIX_FMT_RGBA || \ |
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origin == PIX_FMT_BGRA || \ |
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origin == PIX_FMT_ARGB || \ |
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origin == PIX_FMT_ABGR) \ |
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? AV_RN32A(&src[(i) * 4]) \ |
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: (isBE(origin) ? AV_RB16(&src[(i) * 2]) \ |
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: AV_RL16(&src[(i) * 2]))) |
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static av_always_inline void rgb16_32ToY_c_template(uint8_t *dst, |
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const uint8_t *src, |
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int width, |
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enum PixelFormat origin, |
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int shr, int shg, |
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int shb, int shp, |
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int maskr, int maskg, |
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int maskb, int rsh, |
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int gsh, int bsh, int S) |
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{ |
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const int ry = RY << rsh, gy = GY << gsh, by = BY << bsh; |
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const unsigned rnd = 33u << (S - 1); |
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int i; |
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for (i = 0; i < width; i++) { |
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int px = input_pixel(i) >> shp; |
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int b = (px & maskb) >> shb; |
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int g = (px & maskg) >> shg; |
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int r = (px & maskr) >> shr; |
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dst[i] = (ry * r + gy * g + by * b + rnd) >> S; |
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} |
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} |
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static av_always_inline void rgb16_32ToUV_c_template(uint8_t *dstU, |
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uint8_t *dstV, |
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const uint8_t *src, |
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int width, |
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enum PixelFormat origin, |
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int shr, int shg, |
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int shb, int shp, |
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int maskr, int maskg, |
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int maskb, int rsh, |
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int gsh, int bsh, int S) |
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{ |
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const int ru = RU << rsh, gu = GU << gsh, bu = BU << bsh, |
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rv = RV << rsh, gv = GV << gsh, bv = BV << bsh; |
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const unsigned rnd = 257u << (S - 1); |
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int i; |
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for (i = 0; i < width; i++) { |
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int px = input_pixel(i) >> shp; |
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int b = (px & maskb) >> shb; |
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int g = (px & maskg) >> shg; |
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int r = (px & maskr) >> shr; |
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dstU[i] = (ru * r + gu * g + bu * b + rnd) >> S; |
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dstV[i] = (rv * r + gv * g + bv * b + rnd) >> S; |
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} |
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} |
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static av_always_inline void rgb16_32ToUV_half_c_template(uint8_t *dstU, |
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uint8_t *dstV, |
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const uint8_t *src, |
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int width, |
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enum PixelFormat origin, |
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int shr, int shg, |
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int shb, int shp, |
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int maskr, int maskg, |
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int maskb, int rsh, |
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int gsh, int bsh, int S) |
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{ |
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const int ru = RU << rsh, gu = GU << gsh, bu = BU << bsh, |
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rv = RV << rsh, gv = GV << gsh, bv = BV << bsh, |
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maskgx = ~(maskr | maskb); |
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const unsigned rnd = 257u << S; |
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int i; |
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maskr |= maskr << 1; |
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maskb |= maskb << 1; |
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maskg |= maskg << 1; |
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for (i = 0; i < width; i++) { |
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int px0 = input_pixel(2 * i + 0) >> shp; |
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int px1 = input_pixel(2 * i + 1) >> shp; |
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int b, r, g = (px0 & maskgx) + (px1 & maskgx); |
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int rb = px0 + px1 - g; |
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b = (rb & maskb) >> shb; |
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if (shp || |
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origin == PIX_FMT_BGR565LE || origin == PIX_FMT_BGR565BE || |
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origin == PIX_FMT_RGB565LE || origin == PIX_FMT_RGB565BE) { |
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g >>= shg; |
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} else { |
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g = (g & maskg) >> shg; |
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} |
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r = (rb & maskr) >> shr; |
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dstU[i] = (ru * r + gu * g + bu * b + rnd) >> (S + 1); |
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dstV[i] = (rv * r + gv * g + bv * b + rnd) >> (S + 1); |
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} |
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} |
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#undef input_pixel |
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#define rgb16_32_wrapper(fmt, name, shr, shg, shb, shp, maskr, \ |
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maskg, maskb, rsh, gsh, bsh, S) \ |
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static void name ## ToY_c(uint8_t *dst, const uint8_t *src, \ |
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int width, uint32_t *unused) \ |
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{ \ |
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rgb16_32ToY_c_template(dst, src, width, fmt, shr, shg, shb, shp, \ |
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maskr, maskg, maskb, rsh, gsh, bsh, S); \ |
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} \ |
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\ |
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static void name ## ToUV_c(uint8_t *dstU, uint8_t *dstV, \ |
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const uint8_t *src, const uint8_t *dummy, \ |
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int width, uint32_t *unused) \ |
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{ \ |
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rgb16_32ToUV_c_template(dstU, dstV, src, width, fmt, \ |
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shr, shg, shb, shp, \ |
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maskr, maskg, maskb, rsh, gsh, bsh, S); \ |
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} \ |
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\ |
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static void name ## ToUV_half_c(uint8_t *dstU, uint8_t *dstV, \ |
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const uint8_t *src, \ |
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const uint8_t *dummy, \ |
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int width, uint32_t *unused) \ |
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{ \ |
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rgb16_32ToUV_half_c_template(dstU, dstV, src, width, fmt, \ |
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shr, shg, shb, shp, \ |
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maskr, maskg, maskb, \ |
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rsh, gsh, bsh, S); \ |
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} |
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rgb16_32_wrapper(PIX_FMT_BGR32, bgr32, 16, 0, 0, 0, 0xFF0000, 0xFF00, 0x00FF, 8, 0, 8, RGB2YUV_SHIFT + 8) |
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rgb16_32_wrapper(PIX_FMT_BGR32_1, bgr321, 16, 0, 0, 8, 0xFF0000, 0xFF00, 0x00FF, 8, 0, 8, RGB2YUV_SHIFT + 8) |
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rgb16_32_wrapper(PIX_FMT_RGB32, rgb32, 0, 0, 16, 0, 0x00FF, 0xFF00, 0xFF0000, 8, 0, 8, RGB2YUV_SHIFT + 8) |
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rgb16_32_wrapper(PIX_FMT_RGB32_1, rgb321, 0, 0, 16, 8, 0x00FF, 0xFF00, 0xFF0000, 8, 0, 8, RGB2YUV_SHIFT + 8) |
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rgb16_32_wrapper(PIX_FMT_BGR565LE, bgr16le, 0, 0, 0, 0, 0x001F, 0x07E0, 0xF800, 11, 5, 0, RGB2YUV_SHIFT + 8) |
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rgb16_32_wrapper(PIX_FMT_BGR555LE, bgr15le, 0, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, 10, 5, 0, RGB2YUV_SHIFT + 7) |
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rgb16_32_wrapper(PIX_FMT_BGR444LE, bgr12le, 0, 0, 0, 0, 0x000F, 0x00F0, 0x0F00, 8, 4, 0, RGB2YUV_SHIFT + 4) |
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rgb16_32_wrapper(PIX_FMT_RGB565LE, rgb16le, 0, 0, 0, 0, 0xF800, 0x07E0, 0x001F, 0, 5, 11, RGB2YUV_SHIFT + 8) |
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rgb16_32_wrapper(PIX_FMT_RGB555LE, rgb15le, 0, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, 0, 5, 10, RGB2YUV_SHIFT + 7) |
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rgb16_32_wrapper(PIX_FMT_RGB444LE, rgb12le, 0, 0, 0, 0, 0x0F00, 0x00F0, 0x000F, 0, 4, 8, RGB2YUV_SHIFT + 4) |
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rgb16_32_wrapper(PIX_FMT_BGR565BE, bgr16be, 0, 0, 0, 0, 0x001F, 0x07E0, 0xF800, 11, 5, 0, RGB2YUV_SHIFT + 8) |
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rgb16_32_wrapper(PIX_FMT_BGR555BE, bgr15be, 0, 0, 0, 0, 0x001F, 0x03E0, 0x7C00, 10, 5, 0, RGB2YUV_SHIFT + 7) |
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rgb16_32_wrapper(PIX_FMT_BGR444BE, bgr12be, 0, 0, 0, 0, 0x000F, 0x00F0, 0x0F00, 8, 4, 0, RGB2YUV_SHIFT + 4) |
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rgb16_32_wrapper(PIX_FMT_RGB565BE, rgb16be, 0, 0, 0, 0, 0xF800, 0x07E0, 0x001F, 0, 5, 11, RGB2YUV_SHIFT + 8) |
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rgb16_32_wrapper(PIX_FMT_RGB555BE, rgb15be, 0, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, 0, 5, 10, RGB2YUV_SHIFT + 7) |
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rgb16_32_wrapper(PIX_FMT_RGB444BE, rgb12be, 0, 0, 0, 0, 0x0F00, 0x00F0, 0x000F, 0, 4, 8, RGB2YUV_SHIFT + 4) |
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static void abgrToA_c(uint8_t *dst, const uint8_t *src, int width, |
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uint32_t *unused) |
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{ |
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int i; |
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for (i = 0; i < width; i++) |
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dst[i] = src[4 * i]; |
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} |
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static void rgbaToA_c(uint8_t *dst, const uint8_t *src, int width, |
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uint32_t *unused) |
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{ |
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int i; |
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for (i = 0; i < width; i++) |
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dst[i] = src[4 * i + 3]; |
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} |
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static void palToY_c(uint8_t *dst, const uint8_t *src, int width, uint32_t *pal) |
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{ |
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int i; |
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for (i = 0; i < width; i++) { |
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int d = src[i]; |
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dst[i] = pal[d] & 0xFF; |
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} |
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} |
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static void palToUV_c(uint8_t *dstU, uint8_t *dstV, |
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const uint8_t *src1, const uint8_t *src2, |
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int width, uint32_t *pal) |
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{ |
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int i; |
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assert(src1 == src2); |
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for (i = 0; i < width; i++) { |
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int p = pal[src1[i]]; |
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dstU[i] = p >> 8; |
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dstV[i] = p >> 16; |
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} |
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} |
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static void monowhite2Y_c(uint8_t *dst, const uint8_t *src, |
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int width, uint32_t *unused) |
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{ |
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int i, j; |
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width = (width + 7) >> 3; |
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for (i = 0; i < width; i++) { |
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int d = ~src[i]; |
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for (j = 0; j < 8; j++) |
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dst[8 * i + j] = ((d >> (7 - j)) & 1) * 255; |
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} |
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} |
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static void monoblack2Y_c(uint8_t *dst, const uint8_t *src, |
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int width, uint32_t *unused) |
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{ |
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int i, j; |
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width = (width + 7) >> 3; |
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for (i = 0; i < width; i++) { |
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int d = src[i]; |
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for (j = 0; j < 8; j++) |
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dst[8 * i + j] = ((d >> (7 - j)) & 1) * 255; |
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} |
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} |
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static void yuy2ToY_c(uint8_t *dst, const uint8_t *src, int width, |
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uint32_t *unused) |
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{ |
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int i; |
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for (i = 0; i < width; i++) |
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dst[i] = src[2 * i]; |
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} |
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static void yuy2ToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, |
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const uint8_t *src2, int width, uint32_t *unused) |
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{ |
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int i; |
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for (i = 0; i < width; i++) { |
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dstU[i] = src1[4 * i + 1]; |
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dstV[i] = src1[4 * i + 3]; |
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} |
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assert(src1 == src2); |
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} |
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static void bswap16Y_c(uint8_t *_dst, const uint8_t *_src, int width, |
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uint32_t *unused) |
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{ |
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int i; |
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const uint16_t *src = (const uint16_t *)_src; |
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uint16_t *dst = (uint16_t *)_dst; |
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for (i = 0; i < width; i++) |
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dst[i] = av_bswap16(src[i]); |
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} |
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static void bswap16UV_c(uint8_t *_dstU, uint8_t *_dstV, const uint8_t *_src1, |
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const uint8_t *_src2, int width, uint32_t *unused) |
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{ |
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int i; |
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const uint16_t *src1 = (const uint16_t *)_src1, |
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*src2 = (const uint16_t *)_src2; |
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uint16_t *dstU = (uint16_t *)_dstU, *dstV = (uint16_t *)_dstV; |
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for (i = 0; i < width; i++) { |
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dstU[i] = av_bswap16(src1[i]); |
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dstV[i] = av_bswap16(src2[i]); |
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} |
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} |
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/* This is almost identical to the previous, end exists only because |
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* yuy2ToY/UV)(dst, src + 1, ...) would have 100% unaligned accesses. */ |
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static void uyvyToY_c(uint8_t *dst, const uint8_t *src, int width, |
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uint32_t *unused) |
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{ |
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int i; |
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for (i = 0; i < width; i++) |
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dst[i] = src[2 * i + 1]; |
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} |
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static void uyvyToUV_c(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, |
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const uint8_t *src2, int width, uint32_t *unused) |
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{ |
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int i; |
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for (i = 0; i < width; i++) { |
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dstU[i] = src1[4 * i + 0]; |
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dstV[i] = src1[4 * i + 2]; |
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} |
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assert(src1 == src2); |
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} |
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|
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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 planar_rgb_to_y(uint8_t *dst, const uint8_t *src[4], int width) |
|
{ |
|
int i; |
|
for (i = 0; i < width; i++) { |
|
int g = src[0][i]; |
|
int b = src[1][i]; |
|
int r = src[2][i]; |
|
|
|
dst[i] = ((RY * r + GY * g + BY * b + (33 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT); |
|
} |
|
} |
|
|
|
static void planar_rgb16le_to_y(uint8_t *_dst, const uint8_t *_src[4], int width) |
|
{ |
|
int i; |
|
const uint16_t **src = (const uint16_t **)_src; |
|
uint16_t *dst = (uint16_t *)_dst; |
|
for (i = 0; i < width; i++) { |
|
int g = AV_RL16(src[0] + i); |
|
int b = AV_RL16(src[1] + i); |
|
int r = AV_RL16(src[2] + i); |
|
|
|
dst[i] = ((RY * r + GY * g + BY * b + (33 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT); |
|
} |
|
} |
|
|
|
static void planar_rgb16be_to_y(uint8_t *_dst, const uint8_t *_src[4], int width) |
|
{ |
|
int i; |
|
const uint16_t **src = (const uint16_t **)_src; |
|
uint16_t *dst = (uint16_t *)_dst; |
|
for (i = 0; i < width; i++) { |
|
int g = AV_RB16(src[0] + i); |
|
int b = AV_RB16(src[1] + i); |
|
int r = AV_RB16(src[2] + i); |
|
|
|
dst[i] = ((RY * r + GY * g + BY * b + (33 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT); |
|
} |
|
} |
|
|
|
static void planar_rgb_to_uv(uint8_t *dstU, uint8_t *dstV, const uint8_t *src[4], int width) |
|
{ |
|
int i; |
|
for (i = 0; i < width; i++) { |
|
int g = src[0][i]; |
|
int b = src[1][i]; |
|
int r = src[2][i]; |
|
|
|
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 planar_rgb16le_to_uv(uint8_t *_dstU, uint8_t *_dstV, |
|
const uint8_t *_src[4], int width) |
|
{ |
|
int i; |
|
const uint16_t **src = (const uint16_t **)_src; |
|
uint16_t *dstU = (uint16_t *)_dstU; |
|
uint16_t *dstV = (uint16_t *)_dstV; |
|
for (i = 0; i < width; i++) { |
|
int g = AV_RL16(src[0] + i); |
|
int b = AV_RL16(src[1] + i); |
|
int r = AV_RL16(src[2] + i); |
|
|
|
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 planar_rgb16be_to_uv(uint8_t *_dstU, uint8_t *_dstV, |
|
const uint8_t *_src[4], int width) |
|
{ |
|
int i; |
|
const uint16_t **src = (const uint16_t **)_src; |
|
uint16_t *dstU = (uint16_t *)_dstU; |
|
uint16_t *dstV = (uint16_t *)_dstV; |
|
for (i = 0; i < width; i++) { |
|
int g = AV_RB16(src[0] + i); |
|
int b = AV_RB16(src[1] + i); |
|
int r = AV_RB16(src[2] + i); |
|
|
|
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); |
|
} |
|
} |
|
|
|
av_cold void ff_sws_init_input_funcs(SwsContext *c) |
|
{ |
|
enum PixelFormat srcFormat = c->srcFormat; |
|
|
|
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; |
|
case PIX_FMT_GBRP9LE: |
|
case PIX_FMT_GBRP10LE: |
|
case PIX_FMT_GBRP16LE: |
|
c->readChrPlanar = planar_rgb16le_to_uv; |
|
break; |
|
case PIX_FMT_GBRP9BE: |
|
case PIX_FMT_GBRP10BE: |
|
case PIX_FMT_GBRP16BE: |
|
c->readChrPlanar = planar_rgb16be_to_uv; |
|
break; |
|
case PIX_FMT_GBRP: |
|
c->readChrPlanar = planar_rgb_to_uv; |
|
break; |
|
#if HAVE_BIGENDIAN |
|
case PIX_FMT_YUV444P9LE: |
|
case PIX_FMT_YUV422P9LE: |
|
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_YUV422P9BE: |
|
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_BGR444LE: |
|
c->chrToYV12 = bgr12leToUV_half_c; |
|
break; |
|
case PIX_FMT_BGR444BE: |
|
c->chrToYV12 = bgr12beToUV_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; |
|
case PIX_FMT_RGB444LE: |
|
c->chrToYV12 = rgb12leToUV_half_c; |
|
break; |
|
case PIX_FMT_RGB444BE: |
|
c->chrToYV12 = rgb12beToUV_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_BGR444LE: |
|
c->chrToYV12 = bgr12leToUV_c; |
|
break; |
|
case PIX_FMT_BGR444BE: |
|
c->chrToYV12 = bgr12beToUV_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; |
|
case PIX_FMT_RGB444LE: |
|
c->chrToYV12 = rgb12leToUV_c; |
|
break; |
|
case PIX_FMT_RGB444BE: |
|
c->chrToYV12 = rgb12beToUV_c; |
|
break; |
|
} |
|
} |
|
|
|
c->lumToYV12 = NULL; |
|
c->alpToYV12 = NULL; |
|
switch (srcFormat) { |
|
case PIX_FMT_GBRP9LE: |
|
case PIX_FMT_GBRP10LE: |
|
case PIX_FMT_GBRP16LE: |
|
c->readLumPlanar = planar_rgb16le_to_y; |
|
break; |
|
case PIX_FMT_GBRP9BE: |
|
case PIX_FMT_GBRP10BE: |
|
case PIX_FMT_GBRP16BE: |
|
c->readLumPlanar = planar_rgb16be_to_y; |
|
break; |
|
case PIX_FMT_GBRP: |
|
c->readLumPlanar = planar_rgb_to_y; |
|
break; |
|
#if HAVE_BIGENDIAN |
|
case PIX_FMT_YUV444P9LE: |
|
case PIX_FMT_YUV422P9LE: |
|
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_YUV422P9BE: |
|
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_BGR444LE: |
|
c->lumToYV12 = bgr12leToY_c; |
|
break; |
|
case PIX_FMT_BGR444BE: |
|
c->lumToYV12 = bgr12beToY_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_RGB444LE: |
|
c->lumToYV12 = rgb12leToY_c; |
|
break; |
|
case PIX_FMT_RGB444BE: |
|
c->lumToYV12 = rgb12beToY_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; |
|
} |
|
} |
|
}
|
|
|