FreeRDP/libfreerdp/codec/color.h
akallabeth 311068e605
[primitives] add image copy primitive
* move freerdp_image_copy_no_overlap implementation to primitives
* add SSE4.1 and AVX2 optimizations
2024-06-11 13:26:06 +02:00

148 lines
3.4 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* codec color
*
* Copyright 2024 Armin Novak <anovak@thincast.com>
* Copyright 2024 Thincast Technologies GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FREERDP_LIB_CODEC_COLOR_H
#define FREERDP_LIB_CODEC_COLOR_H
#include <winpr/winpr.h>
#include <winpr/wtypes.h>
#include <freerdp/codec/color.h>
#include <freerdp/log.h>
#define INT_COLOR_TAG FREERDP_TAG("codec.color.h")
static INLINE DWORD FreeRDPAreColorFormatsEqualNoAlpha_int(DWORD first, DWORD second)
{
const DWORD mask = (DWORD) ~(8UL << 12UL);
return (first & mask) == (second & mask);
}
static INLINE BOOL FreeRDPWriteColor_int(BYTE* WINPR_RESTRICT dst, UINT32 format, UINT32 color)
{
switch (FreeRDPGetBitsPerPixel(format))
{
case 32:
dst[0] = (BYTE)(color >> 24);
dst[1] = (BYTE)(color >> 16);
dst[2] = (BYTE)(color >> 8);
dst[3] = (BYTE)color;
break;
case 24:
dst[0] = (BYTE)(color >> 16);
dst[1] = (BYTE)(color >> 8);
dst[2] = (BYTE)color;
break;
case 16:
dst[1] = (BYTE)(color >> 8);
dst[0] = (BYTE)color;
break;
case 15:
if (!FreeRDPColorHasAlpha(format))
color = color & 0x7FFF;
dst[1] = (BYTE)(color >> 8);
dst[0] = (BYTE)color;
break;
case 8:
dst[0] = (BYTE)color;
break;
default:
WLog_ERR(INT_COLOR_TAG, "Unsupported format %s", FreeRDPGetColorFormatName(format));
return FALSE;
}
return TRUE;
}
static INLINE BOOL FreeRDPWriteColorIgnoreAlpha_int(BYTE* WINPR_RESTRICT dst, UINT32 format,
UINT32 color)
{
switch (format)
{
case PIXEL_FORMAT_XBGR32:
case PIXEL_FORMAT_XRGB32:
case PIXEL_FORMAT_ABGR32:
case PIXEL_FORMAT_ARGB32:
{
const UINT32 tmp = ((UINT32)dst[0] << 24ULL) | (color & 0x00FFFFFFULL);
return FreeRDPWriteColor_int(dst, format, tmp);
}
case PIXEL_FORMAT_BGRX32:
case PIXEL_FORMAT_RGBX32:
case PIXEL_FORMAT_BGRA32:
case PIXEL_FORMAT_RGBA32:
{
const UINT32 tmp = ((UINT32)dst[3]) | (color & 0xFFFFFF00ULL);
return FreeRDPWriteColor_int(dst, format, tmp);
}
default:
return FreeRDPWriteColor_int(dst, format, color);
}
}
static INLINE UINT32 FreeRDPReadColor_int(const BYTE* WINPR_RESTRICT src, UINT32 format)
{
UINT32 color = 0;
switch (FreeRDPGetBitsPerPixel(format))
{
case 32:
color =
((UINT32)src[0] << 24) | ((UINT32)src[1] << 16) | ((UINT32)src[2] << 8) | src[3];
break;
case 24:
color = ((UINT32)src[0] << 16) | ((UINT32)src[1] << 8) | src[2];
break;
case 16:
color = ((UINT32)src[1] << 8) | src[0];
break;
case 15:
color = ((UINT32)src[1] << 8) | src[0];
if (!FreeRDPColorHasAlpha(format))
color = color & 0x7FFF;
break;
case 8:
case 4:
case 1:
color = *src;
break;
default:
WLog_ERR(INT_COLOR_TAG, "Unsupported format %s", FreeRDPGetColorFormatName(format));
color = 0;
break;
}
return color;
}
#endif