mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-29 19:02:21 +00:00
e934194b6a
The original inline assembly and nasm code have the same fps when called by command. NASM code almost has no impact on the perfromance. Signed-off-by: Ting Fu <ting.fu@intel.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
196 lines
8.0 KiB
C
196 lines
8.0 KiB
C
/*
|
|
* software YUV to RGB converter
|
|
*
|
|
* Copyright (C) 2001-2007 Michael Niedermayer
|
|
* (c) 2010 Konstantin Shishkov
|
|
*
|
|
* 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 <stdint.h>
|
|
|
|
#include "libavutil/x86/asm.h"
|
|
#include "libswscale/swscale_internal.h"
|
|
|
|
#define YUV2RGB_LOOP(depth) \
|
|
h_size = (c->dstW + 7) & ~7; \
|
|
if (h_size * depth > FFABS(dstStride[0])) \
|
|
h_size -= 8; \
|
|
\
|
|
vshift = c->srcFormat != AV_PIX_FMT_YUV422P; \
|
|
\
|
|
for (y = 0; y < srcSliceH; y++) { \
|
|
uint8_t *image = dst[0] + (y + srcSliceY) * dstStride[0]; \
|
|
const uint8_t *py = src[0] + y * srcStride[0]; \
|
|
const uint8_t *pu = src[1] + (y >> vshift) * srcStride[1]; \
|
|
const uint8_t *pv = src[2] + (y >> vshift) * srcStride[2]; \
|
|
x86_reg index = -h_size / 2; \
|
|
|
|
extern void RENAME(ff_yuv_420_rgb24)(x86_reg index, uint8_t *image, const uint8_t *pu_index,
|
|
const uint8_t *pv_index, const uint64_t *pointer_c_dither,
|
|
const uint8_t *py_2index);
|
|
extern void RENAME(ff_yuv_420_bgr24)(x86_reg index, uint8_t *image, const uint8_t *pu_index,
|
|
const uint8_t *pv_index, const uint64_t *pointer_c_dither,
|
|
const uint8_t *py_2index);
|
|
|
|
#if !COMPILE_TEMPLATE_MMXEXT
|
|
extern void RENAME(ff_yuv_420_rgb15)(x86_reg index, uint8_t *image, const uint8_t *pu_index,
|
|
const uint8_t *pv_index, const uint64_t *pointer_c_dither,
|
|
const uint8_t *py_2index);
|
|
extern void RENAME(ff_yuv_420_rgb16)(x86_reg index, uint8_t *image, const uint8_t *pu_index,
|
|
const uint8_t *pv_index, const uint64_t *pointer_c_dither,
|
|
const uint8_t *py_2index);
|
|
extern void RENAME(ff_yuv_420_rgb32)(x86_reg index, uint8_t *image, const uint8_t *pu_index,
|
|
const uint8_t *pv_index, const uint64_t *pointer_c_dither,
|
|
const uint8_t *py_2index);
|
|
extern void RENAME(ff_yuv_420_bgr32)(x86_reg index, uint8_t *image, const uint8_t *pu_index,
|
|
const uint8_t *pv_index, const uint64_t *pointer_c_dither,
|
|
const uint8_t *py_2index);
|
|
extern void RENAME(ff_yuva_420_rgb32)(x86_reg index, uint8_t *image, const uint8_t *pu_index,
|
|
const uint8_t *pv_index, const uint64_t *pointer_c_dither,
|
|
const uint8_t *py_2index, const uint8_t *pa_2index);
|
|
extern void RENAME(ff_yuva_420_bgr32)(x86_reg index, uint8_t *image, const uint8_t *pu_index,
|
|
const uint8_t *pv_index, const uint64_t *pointer_c_dither,
|
|
const uint8_t *py_2index, const uint8_t *pa_2index);
|
|
|
|
static inline int RENAME(yuv420_rgb15)(SwsContext *c, const uint8_t *src[],
|
|
int srcStride[],
|
|
int srcSliceY, int srcSliceH,
|
|
uint8_t *dst[], int dstStride[])
|
|
{
|
|
int y, h_size, vshift;
|
|
|
|
YUV2RGB_LOOP(2)
|
|
|
|
#ifdef DITHER1XBPP
|
|
c->blueDither = ff_dither8[y & 1];
|
|
c->greenDither = ff_dither8[y & 1];
|
|
c->redDither = ff_dither8[(y + 1) & 1];
|
|
#endif
|
|
|
|
RENAME(ff_yuv_420_rgb15)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
|
|
}
|
|
return srcSliceH;
|
|
}
|
|
|
|
static inline int RENAME(yuv420_rgb16)(SwsContext *c, const uint8_t *src[],
|
|
int srcStride[],
|
|
int srcSliceY, int srcSliceH,
|
|
uint8_t *dst[], int dstStride[])
|
|
{
|
|
int y, h_size, vshift;
|
|
|
|
YUV2RGB_LOOP(2)
|
|
|
|
#ifdef DITHER1XBPP
|
|
c->blueDither = ff_dither8[y & 1];
|
|
c->greenDither = ff_dither4[y & 1];
|
|
c->redDither = ff_dither8[(y + 1) & 1];
|
|
#endif
|
|
|
|
RENAME(ff_yuv_420_rgb16)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
|
|
}
|
|
return srcSliceH;
|
|
}
|
|
|
|
static inline int RENAME(yuv420_rgb32)(SwsContext *c, const uint8_t *src[],
|
|
int srcStride[],
|
|
int srcSliceY, int srcSliceH,
|
|
uint8_t *dst[], int dstStride[])
|
|
{
|
|
int y, h_size, vshift;
|
|
|
|
YUV2RGB_LOOP(4)
|
|
|
|
RENAME(ff_yuv_420_rgb32)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
|
|
}
|
|
return srcSliceH;
|
|
}
|
|
|
|
static inline int RENAME(yuv420_bgr32)(SwsContext *c, const uint8_t *src[],
|
|
int srcStride[],
|
|
int srcSliceY, int srcSliceH,
|
|
uint8_t *dst[], int dstStride[])
|
|
{
|
|
int y, h_size, vshift;
|
|
|
|
YUV2RGB_LOOP(4)
|
|
|
|
RENAME(ff_yuv_420_bgr32)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
|
|
}
|
|
return srcSliceH;
|
|
}
|
|
|
|
static inline int RENAME(yuva420_rgb32)(SwsContext *c, const uint8_t *src[],
|
|
int srcStride[],
|
|
int srcSliceY, int srcSliceH,
|
|
uint8_t *dst[], int dstStride[])
|
|
{
|
|
int y, h_size, vshift;
|
|
YUV2RGB_LOOP(4)
|
|
|
|
const uint8_t *pa = src[3] + y * srcStride[3];
|
|
RENAME(ff_yuva_420_rgb32)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index, pa - 2 * index);
|
|
}
|
|
return srcSliceH;
|
|
}
|
|
|
|
static inline int RENAME(yuva420_bgr32)(SwsContext *c, const uint8_t *src[],
|
|
int srcStride[],
|
|
int srcSliceY, int srcSliceH,
|
|
uint8_t *dst[], int dstStride[])
|
|
{
|
|
int y, h_size, vshift;
|
|
|
|
YUV2RGB_LOOP(4)
|
|
|
|
const uint8_t *pa = src[3] + y * srcStride[3];
|
|
RENAME(ff_yuva_420_bgr32)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index, pa - 2 * index);
|
|
}
|
|
return srcSliceH;
|
|
}
|
|
#endif
|
|
|
|
static inline int RENAME(yuv420_rgb24)(SwsContext *c, const uint8_t *src[],
|
|
int srcStride[],
|
|
int srcSliceY, int srcSliceH,
|
|
uint8_t *dst[], int dstStride[])
|
|
{
|
|
int y, h_size, vshift;
|
|
|
|
YUV2RGB_LOOP(3)
|
|
|
|
RENAME(ff_yuv_420_rgb24)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
|
|
}
|
|
return srcSliceH;
|
|
}
|
|
|
|
static inline int RENAME(yuv420_bgr24)(SwsContext *c, const uint8_t *src[],
|
|
int srcStride[],
|
|
int srcSliceY, int srcSliceH,
|
|
uint8_t *dst[], int dstStride[])
|
|
{
|
|
int y, h_size, vshift;
|
|
|
|
YUV2RGB_LOOP(3)
|
|
|
|
RENAME(ff_yuv_420_bgr24)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
|
|
}
|
|
return srcSliceH;
|
|
}
|
|
|