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Diffstat (limited to 'ffmpeg1/libswscale/rgb2rgb.c')
-rw-r--r--ffmpeg1/libswscale/rgb2rgb.c390
1 files changed, 0 insertions, 390 deletions
diff --git a/ffmpeg1/libswscale/rgb2rgb.c b/ffmpeg1/libswscale/rgb2rgb.c
deleted file mode 100644
index 1233a1d..0000000
--- a/ffmpeg1/libswscale/rgb2rgb.c
+++ /dev/null
@@ -1,390 +0,0 @@
-/*
- * software RGB to RGB converter
- * pluralize by software PAL8 to RGB converter
- * software YUV to YUV converter
- * software YUV to RGB converter
- * Written by Nick Kurshev.
- * palette & YUV & runtime CPU stuff by Michael (michaelni@gmx.at)
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <inttypes.h>
-
-#include "libavutil/attributes.h"
-#include "libavutil/bswap.h"
-#include "config.h"
-#include "rgb2rgb.h"
-#include "swscale.h"
-#include "swscale_internal.h"
-
-void (*rgb32tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb32tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb32tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb24tobgr32)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb24tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb24tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb24tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb16tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb15tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
-
-void (*rgb32to16)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb32to15)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb24to16)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb24to15)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb16to32)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb16to15)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb15to16)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb15to32)(const uint8_t *src, uint8_t *dst, int src_size);
-
-void (*shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, int src_size);
-
-void (*yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc,
- const uint8_t *vsrc, uint8_t *dst,
- int width, int height,
- int lumStride, int chromStride, int dstStride);
-void (*yv12touyvy)(const uint8_t *ysrc, const uint8_t *usrc,
- const uint8_t *vsrc, uint8_t *dst,
- int width, int height,
- int lumStride, int chromStride, int dstStride);
-void (*yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc,
- const uint8_t *vsrc, uint8_t *dst,
- int width, int height,
- int lumStride, int chromStride, int dstStride);
-void (*yuv422ptouyvy)(const uint8_t *ysrc, const uint8_t *usrc,
- const uint8_t *vsrc, uint8_t *dst,
- int width, int height,
- int lumStride, int chromStride, int dstStride);
-void (*yuy2toyv12)(const uint8_t *src, uint8_t *ydst,
- uint8_t *udst, uint8_t *vdst,
- int width, int height,
- int lumStride, int chromStride, int srcStride);
-void (*rgb24toyv12)(const uint8_t *src, uint8_t *ydst,
- uint8_t *udst, uint8_t *vdst,
- int width, int height,
- int lumStride, int chromStride, int srcStride);
-void (*planar2x)(const uint8_t *src, uint8_t *dst, int width, int height,
- int srcStride, int dstStride);
-void (*interleaveBytes)(const uint8_t *src1, const uint8_t *src2, uint8_t *dst,
- int width, int height, int src1Stride,
- int src2Stride, int dstStride);
-void (*vu9_to_vu12)(const uint8_t *src1, const uint8_t *src2,
- uint8_t *dst1, uint8_t *dst2,
- int width, int height,
- int srcStride1, int srcStride2,
- int dstStride1, int dstStride2);
-void (*yvu9_to_yuy2)(const uint8_t *src1, const uint8_t *src2,
- const uint8_t *src3, uint8_t *dst,
- int width, int height,
- int srcStride1, int srcStride2,
- int srcStride3, int dstStride);
-void (*uyvytoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
- const uint8_t *src, int width, int height,
- int lumStride, int chromStride, int srcStride);
-void (*uyvytoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
- const uint8_t *src, int width, int height,
- int lumStride, int chromStride, int srcStride);
-void (*yuyvtoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
- const uint8_t *src, int width, int height,
- int lumStride, int chromStride, int srcStride);
-void (*yuyvtoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
- const uint8_t *src, int width, int height,
- int lumStride, int chromStride, int srcStride);
-
-#define RGB2YUV_SHIFT 8
-#define BY ((int)( 0.098 * (1 << RGB2YUV_SHIFT) + 0.5))
-#define BV ((int)(-0.071 * (1 << RGB2YUV_SHIFT) + 0.5))
-#define BU ((int)( 0.439 * (1 << RGB2YUV_SHIFT) + 0.5))
-#define GY ((int)( 0.504 * (1 << RGB2YUV_SHIFT) + 0.5))
-#define GV ((int)(-0.368 * (1 << RGB2YUV_SHIFT) + 0.5))
-#define GU ((int)(-0.291 * (1 << RGB2YUV_SHIFT) + 0.5))
-#define RY ((int)( 0.257 * (1 << RGB2YUV_SHIFT) + 0.5))
-#define RV ((int)( 0.439 * (1 << RGB2YUV_SHIFT) + 0.5))
-#define RU ((int)(-0.148 * (1 << RGB2YUV_SHIFT) + 0.5))
-
-//plain C versions
-#include "rgb2rgb_template.c"
-
-/*
- * RGB15->RGB16 original by Strepto/Astral
- * ported to gcc & bugfixed : A'rpi
- * MMXEXT, 3DNOW optimization by Nick Kurshev
- * 32-bit C version, and and&add trick by Michael Niedermayer
- */
-
-av_cold void sws_rgb2rgb_init(void)
-{
- rgb2rgb_init_c();
- if (HAVE_MMX)
- rgb2rgb_init_x86();
-}
-
-void rgb32to24(const uint8_t *src, uint8_t *dst, int src_size)
-{
- int i, num_pixels = src_size >> 2;
-
- for (i = 0; i < num_pixels; i++) {
-#if HAVE_BIGENDIAN
- /* RGB32 (= A,B,G,R) -> BGR24 (= B,G,R) */
- dst[3 * i + 0] = src[4 * i + 1];
- dst[3 * i + 1] = src[4 * i + 2];
- dst[3 * i + 2] = src[4 * i + 3];
-#else
- dst[3 * i + 0] = src[4 * i + 2];
- dst[3 * i + 1] = src[4 * i + 1];
- dst[3 * i + 2] = src[4 * i + 0];
-#endif
- }
-}
-
-void rgb24to32(const uint8_t *src, uint8_t *dst, int src_size)
-{
- int i;
-
- for (i = 0; 3 * i < src_size; i++) {
-#if HAVE_BIGENDIAN
- /* RGB24 (= R, G, B) -> BGR32 (= A, R, G, B) */
- dst[4 * i + 0] = 255;
- dst[4 * i + 1] = src[3 * i + 0];
- dst[4 * i + 2] = src[3 * i + 1];
- dst[4 * i + 3] = src[3 * i + 2];
-#else
- dst[4 * i + 0] = src[3 * i + 2];
- dst[4 * i + 1] = src[3 * i + 1];
- dst[4 * i + 2] = src[3 * i + 0];
- dst[4 * i + 3] = 255;
-#endif
- }
-}
-
-void rgb16tobgr32(const uint8_t *src, uint8_t *dst, int src_size)
-{
- uint8_t *d = dst;
- const uint16_t *s = (const uint16_t *)src;
- const uint16_t *end = s + src_size / 2;
-
- while (s < end) {
- register uint16_t bgr = *s++;
-#if HAVE_BIGENDIAN
- *d++ = 255;
- *d++ = ((bgr&0x001F)<<3) | ((bgr&0x001F)>> 2);
- *d++ = ((bgr&0x07E0)>>3) | ((bgr&0x07E0)>> 9);
- *d++ = ((bgr&0xF800)>>8) | ((bgr&0xF800)>>13);
-#else
- *d++ = ((bgr&0xF800)>>8) | ((bgr&0xF800)>>13);
- *d++ = ((bgr&0x07E0)>>3) | ((bgr&0x07E0)>> 9);
- *d++ = ((bgr&0x001F)<<3) | ((bgr&0x001F)>> 2);
- *d++ = 255;
-#endif
- }
-}
-
-void rgb12to15(const uint8_t *src, uint8_t *dst, int src_size)
-{
- uint16_t rgb, r, g, b;
- uint16_t *d = (uint16_t *)dst;
- const uint16_t *s = (const uint16_t *)src;
- const uint16_t *end = s + src_size / 2;
-
- while (s < end) {
- rgb = *s++;
- r = rgb & 0xF00;
- g = rgb & 0x0F0;
- b = rgb & 0x00F;
- r = (r << 3) | ((r & 0x800) >> 1);
- g = (g << 2) | ((g & 0x080) >> 2);
- b = (b << 1) | ( b >> 3);
- *d++ = r | g | b;
- }
-}
-
-void rgb16to24(const uint8_t *src, uint8_t *dst, int src_size)
-{
- uint8_t *d = dst;
- const uint16_t *s = (const uint16_t *)src;
- const uint16_t *end = s + src_size / 2;
-
- while (s < end) {
- register uint16_t bgr = *s++;
- *d++ = ((bgr&0xF800)>>8) | ((bgr&0xF800)>>13);
- *d++ = ((bgr&0x07E0)>>3) | ((bgr&0x07E0)>> 9);
- *d++ = ((bgr&0x001F)<<3) | ((bgr&0x001F)>> 2);
- }
-}
-
-void rgb16tobgr16(const uint8_t *src, uint8_t *dst, int src_size)
-{
- int i, num_pixels = src_size >> 1;
-
- for (i = 0; i < num_pixels; i++) {
- unsigned rgb = ((const uint16_t *)src)[i];
- ((uint16_t *)dst)[i] = (rgb >> 11) | (rgb & 0x7E0) | (rgb << 11);
- }
-}
-
-void rgb16tobgr15(const uint8_t *src, uint8_t *dst, int src_size)
-{
- int i, num_pixels = src_size >> 1;
-
- for (i = 0; i < num_pixels; i++) {
- unsigned rgb = ((const uint16_t *)src)[i];
- ((uint16_t *)dst)[i] = (rgb >> 11) | ((rgb & 0x7C0) >> 1) | ((rgb & 0x1F) << 10);
- }
-}
-
-void rgb15tobgr32(const uint8_t *src, uint8_t *dst, int src_size)
-{
- uint8_t *d = dst;
- const uint16_t *s = (const uint16_t *)src;
- const uint16_t *end = s + src_size / 2;
-
- while (s < end) {
- register uint16_t bgr = *s++;
-#if HAVE_BIGENDIAN
- *d++ = 255;
- *d++ = ((bgr&0x001F)<<3) | ((bgr&0x001F)>> 2);
- *d++ = ((bgr&0x03E0)>>2) | ((bgr&0x03E0)>> 7);
- *d++ = ((bgr&0x7C00)>>7) | ((bgr&0x7C00)>>12);
-#else
- *d++ = ((bgr&0x7C00)>>7) | ((bgr&0x7C00)>>12);
- *d++ = ((bgr&0x03E0)>>2) | ((bgr&0x03E0)>> 7);
- *d++ = ((bgr&0x001F)<<3) | ((bgr&0x001F)>> 2);
- *d++ = 255;
-#endif
- }
-}
-
-void rgb15to24(const uint8_t *src, uint8_t *dst, int src_size)
-{
- uint8_t *d = dst;
- const uint16_t *s = (const uint16_t *)src;
- const uint16_t *end = s + src_size / 2;
-
- while (s < end) {
- register uint16_t bgr = *s++;
- *d++ = ((bgr&0x7C00)>>7) | ((bgr&0x7C00)>>12);
- *d++ = ((bgr&0x03E0)>>2) | ((bgr&0x03E0)>> 7);
- *d++ = ((bgr&0x001F)<<3) | ((bgr&0x001F)>> 2);
- }
-}
-
-void rgb15tobgr16(const uint8_t *src, uint8_t *dst, int src_size)
-{
- int i, num_pixels = src_size >> 1;
-
- for (i = 0; i < num_pixels; i++) {
- unsigned rgb = ((const uint16_t *)src)[i];
- ((uint16_t *)dst)[i] = ((rgb & 0x7C00) >> 10) | ((rgb & 0x3E0) << 1) | (rgb << 11);
- }
-}
-
-void rgb15tobgr15(const uint8_t *src, uint8_t *dst, int src_size)
-{
- int i, num_pixels = src_size >> 1;
-
- for (i = 0; i < num_pixels; i++) {
- unsigned rgb = ((const uint16_t *)src)[i];
- unsigned br = rgb & 0x7C1F;
- ((uint16_t *)dst)[i] = (br >> 10) | (rgb & 0x3E0) | (br << 10);
- }
-}
-
-void rgb12tobgr12(const uint8_t *src, uint8_t *dst, int src_size)
-{
- uint16_t *d = (uint16_t *)dst;
- uint16_t *s = (uint16_t *)src;
- int i, num_pixels = src_size >> 1;
-
- for (i = 0; i < num_pixels; i++) {
- unsigned rgb = s[i];
- d[i] = (rgb << 8 | rgb & 0xF0 | rgb >> 8) & 0xFFF;
- }
-}
-
-
-#define DEFINE_SHUFFLE_BYTES(a, b, c, d) \
-void shuffle_bytes_ ## a ## b ## c ## d(const uint8_t *src, \
- uint8_t *dst, int src_size) \
-{ \
- int i; \
- \
- for (i = 0; i < src_size; i += 4) { \
- dst[i + 0] = src[i + a]; \
- dst[i + 1] = src[i + b]; \
- dst[i + 2] = src[i + c]; \
- dst[i + 3] = src[i + d]; \
- } \
-}
-
-DEFINE_SHUFFLE_BYTES(0, 3, 2, 1)
-DEFINE_SHUFFLE_BYTES(1, 2, 3, 0)
-DEFINE_SHUFFLE_BYTES(3, 0, 1, 2)
-DEFINE_SHUFFLE_BYTES(3, 2, 1, 0)
-
-#define DEFINE_RGB48TOBGR48(need_bswap, swap) \
-void rgb48tobgr48_ ## need_bswap(const uint8_t *src, \
- uint8_t *dst, int src_size) \
-{ \
- uint16_t *d = (uint16_t *)dst; \
- uint16_t *s = (uint16_t *)src; \
- int i, num_pixels = src_size >> 1; \
- \
- for (i = 0; i < num_pixels; i += 3) { \
- d[i ] = swap ? av_bswap16(s[i + 2]) : s[i + 2]; \
- d[i + 1] = swap ? av_bswap16(s[i + 1]) : s[i + 1]; \
- d[i + 2] = swap ? av_bswap16(s[i ]) : s[i ]; \
- } \
-}
-
-DEFINE_RGB48TOBGR48(nobswap, 0)
-DEFINE_RGB48TOBGR48(bswap, 1)
-
-#define DEFINE_RGB64TOBGR48(need_bswap, swap) \
-void rgb64tobgr48_ ## need_bswap(const uint8_t *src, \
- uint8_t *dst, int src_size) \
-{ \
- uint16_t *d = (uint16_t *)dst; \
- uint16_t *s = (uint16_t *)src; \
- int i, num_pixels = src_size >> 3; \
- \
- for (i = 0; i < num_pixels; i++) { \
- d[3 * i ] = swap ? av_bswap16(s[4 * i + 2]) : s[4 * i + 2]; \
- d[3 * i + 1] = swap ? av_bswap16(s[4 * i + 1]) : s[4 * i + 1]; \
- d[3 * i + 2] = swap ? av_bswap16(s[4 * i ]) : s[4 * i ]; \
- } \
-}
-
-DEFINE_RGB64TOBGR48(nobswap, 0)
-DEFINE_RGB64TOBGR48(bswap, 1)
-
-#define DEFINE_RGB64TO48(need_bswap, swap) \
-void rgb64to48_ ## need_bswap(const uint8_t *src, \
- uint8_t *dst, int src_size) \
-{ \
- uint16_t *d = (uint16_t *)dst; \
- uint16_t *s = (uint16_t *)src; \
- int i, num_pixels = src_size >> 3; \
- \
- for (i = 0; i < num_pixels; i++) { \
- d[3 * i ] = swap ? av_bswap16(s[4 * i ]) : s[4 * i ]; \
- d[3 * i + 1] = swap ? av_bswap16(s[4 * i + 1]) : s[4 * i + 1]; \
- d[3 * i + 2] = swap ? av_bswap16(s[4 * i + 2]) : s[4 * i + 2]; \
- } \
-}
-
-DEFINE_RGB64TO48(nobswap, 0)
-DEFINE_RGB64TO48(bswap, 1)
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-06 20:12:41 +0000