FFmpeg/libswscale/rgb2rgb.h
Niklas Haas c1a0e65763 swscale/internal: constify SwsFunc
I want to move away from having random leaf processing functions mutate
plane pointers, and while we're at it, we might as well make the strides
and tables const as well.

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Niklas Haas <git@haasn.dev>
2024-10-07 19:51:34 +02:00

173 lines
8.8 KiB
C

/*
* 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.
* 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
*/
#ifndef SWSCALE_RGB2RGB_H
#define SWSCALE_RGB2RGB_H
#include <stdint.h>
/* A full collection of RGB to RGB(BGR) converters */
extern void (*rgb24tobgr32)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb24tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb24tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb32tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb32to16)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb32to15)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb15to16)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb15tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb15to32)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb16to15)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb16tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb16to32)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb24tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb24to16)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb24to15)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb32tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*rgb32tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*shuffle_bytes_0321)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*shuffle_bytes_1230)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*shuffle_bytes_3012)(const uint8_t *src, uint8_t *dst, int src_size);
extern void (*shuffle_bytes_3210)(const uint8_t *src, uint8_t *dst, int src_size);
void rgb64tobgr48_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb64tobgr48_bswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb48tobgr48_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb48tobgr48_bswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb64to48_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb64to48_bswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb48tobgr64_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb48tobgr64_bswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb48to64_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb48to64_bswap(const uint8_t *src, uint8_t *dst, int src_size);
void rgb24to32(const uint8_t *src, uint8_t *dst, int src_size);
void rgb32to24(const uint8_t *src, uint8_t *dst, int src_size);
void rgb16tobgr32(const uint8_t *src, uint8_t *dst, int src_size);
void rgb16to24(const uint8_t *src, uint8_t *dst, int src_size);
void rgb16tobgr16(const uint8_t *src, uint8_t *dst, int src_size);
void rgb16tobgr15(const uint8_t *src, uint8_t *dst, int src_size);
void rgb15tobgr32(const uint8_t *src, uint8_t *dst, int src_size);
void rgb15to24(const uint8_t *src, uint8_t *dst, int src_size);
void rgb15tobgr16(const uint8_t *src, uint8_t *dst, int src_size);
void rgb15tobgr15(const uint8_t *src, uint8_t *dst, int src_size);
void rgb12tobgr12(const uint8_t *src, uint8_t *dst, int src_size);
void rgb12to15(const uint8_t *src, uint8_t *dst, int src_size);
void ff_rgb24toyv12_c(const uint8_t *src, uint8_t *ydst, uint8_t *udst,
uint8_t *vdst, int width, int height, int lumStride,
int chromStride, int srcStride, const int32_t *rgb2yuv);
/**
* Height should be a multiple of 2 and width should be a multiple of 16.
* (If this is a problem for anyone then tell me, and I will fix it.)
*/
extern 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);
/**
* Width should be a multiple of 16.
*/
extern 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);
/**
* Height should be a multiple of 2 and width should be a multiple of 16.
* (If this is a problem for anyone then tell me, and I will fix it.)
*/
extern 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);
/**
* Height should be a multiple of 2 and width should be a multiple of 16.
* (If this is a problem for anyone then tell me, and I will fix it.)
*/
extern 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);
/**
* Width should be a multiple of 16.
*/
extern 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);
/**
* Height should be a multiple of 2 and width should be a multiple of 2.
* (If this is a problem for anyone then tell me, and I will fix it.)
*/
extern void (*ff_rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
int width, int height,
int lumStride, int chromStride, int srcStride,
const int32_t *rgb2yuv);
extern void (*planar2x)(const uint8_t *src, uint8_t *dst, int width, int height,
int srcStride, int dstStride);
extern void (*interleaveBytes)(const uint8_t *src1, const uint8_t *src2, uint8_t *dst,
int width, int height, int src1Stride,
int src2Stride, int dstStride);
extern void (*deinterleaveBytes)(const uint8_t *src, uint8_t *dst1, uint8_t *dst2,
int width, int height, int srcStride,
int dst1Stride, int dst2Stride);
extern 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);
extern 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);
extern 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);
extern 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);
extern 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);
extern 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);
void ff_sws_rgb2rgb_init(void);
void rgb2rgb_init_aarch64(void);
void rgb2rgb_init_riscv(void);
void rgb2rgb_init_x86(void);
void rgb2rgb_init_loongarch(void);
#endif /* SWSCALE_RGB2RGB_H */