942 lines
20 KiB
C
942 lines
20 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Client
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* Color Conversion Routines
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*
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* Copyright 2010 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <freerdp/freerdp.h>
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#include <freerdp/codec/color.h>
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#include <freerdp/utils/memory.h>
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int freerdp_get_pixel(uint8 * data, int x, int y, int width, int height, int bpp)
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{
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int start;
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int shift;
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uint16 *src16;
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uint32 *src32;
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int red, green, blue;
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switch (bpp)
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{
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case 1:
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width = (width + 7) / 8;
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start = (y * width) + x / 8;
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shift = x % 8;
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return (data[start] & (0x80 >> shift)) != 0;
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case 8:
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return data[y * width + x];
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case 15:
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case 16:
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src16 = (uint16*) data;
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return src16[y * width + x];
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case 24:
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data += y * width * 3;
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data += x * 3;
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red = data[0];
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green = data[1];
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blue = data[2];
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return RGB24(red, green, blue);
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case 32:
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src32 = (uint32*) data;
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return src32[y * width + x];
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default:
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break;
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}
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return 0;
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}
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void freerdp_set_pixel(uint8* data, int x, int y, int width, int height, int bpp, int pixel)
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{
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int start;
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int shift;
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int *dst32;
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if (bpp == 1)
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{
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width = (width + 7) / 8;
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start = (y * width) + x / 8;
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shift = x % 8;
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if (pixel)
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data[start] = data[start] | (0x80 >> shift);
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else
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data[start] = data[start] & ~(0x80 >> shift);
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}
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else if (bpp == 32)
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{
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dst32 = (int*) data;
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dst32[y * width + x] = pixel;
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}
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}
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uint32 freerdp_color_convert_rgb(uint32 srcColor, int srcBpp, int dstBpp, HCLRCONV clrconv)
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{
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uint8 red = 0;
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uint8 green = 0;
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uint8 blue = 0;
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uint8 alpha = 0xFF;
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int dstColor = 0;
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switch (srcBpp)
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{
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case 32:
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if (clrconv->alpha)
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{
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GetARGB32(alpha, red, green, blue, srcColor);
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}
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else
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{
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GetBGR32(red, green, blue, srcColor);
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}
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break;
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case 24:
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GetBGR24(red, green, blue, srcColor);
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break;
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case 16:
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GetBGR16(red, green, blue, srcColor);
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break;
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case 15:
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GetBGR15(red, green, blue, srcColor);
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break;
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case 8:
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srcColor &= 0xFF;
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red = clrconv->palette->entries[srcColor].red;
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green = clrconv->palette->entries[srcColor].green;
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blue = clrconv->palette->entries[srcColor].blue;
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break;
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case 1:
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if (srcColor != 0)
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{
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red = 0xFF;
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green = 0xFF;
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blue = 0xFF;
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}
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break;
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default:
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break;
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}
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switch (dstBpp)
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{
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case 32:
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dstColor = ABGR32(alpha, red, green, blue);
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break;
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case 24:
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dstColor = BGR24(red, green, blue);
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break;
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case 16:
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if(clrconv->rgb555)
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{
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dstColor = RGB15(red, green, blue);
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}
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else
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{
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dstColor = RGB16(red, green, blue);
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}
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break;
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case 15:
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dstColor = RGB15(red, green, blue);
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break;
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case 8:
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srcColor &= 0xFF;
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red = clrconv->palette->entries[srcColor].red;
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green = clrconv->palette->entries[srcColor].green;
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blue = clrconv->palette->entries[srcColor].blue;
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break;
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case 1:
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if ((red != 0) || (green != 0) || (blue != 0))
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dstColor = 1;
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break;
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default:
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break;
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}
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return dstColor;
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}
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uint32 freerdp_color_convert_bgr(uint32 srcColor, int srcBpp, int dstBpp, HCLRCONV clrconv)
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{
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uint8 red = 0;
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uint8 green = 0;
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uint8 blue = 0;
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uint8 alpha = 0xFF;
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int dstColor = 0;
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switch (srcBpp)
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{
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case 32:
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if (clrconv->alpha)
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{
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GetABGR32(alpha, red, green, blue, srcColor);
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}
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else
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{
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GetBGR32(red, green, blue, srcColor);
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}
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break;
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case 24:
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GetBGR24(red, green, blue, srcColor);
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break;
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case 16:
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GetRGB16(red, green, blue, srcColor);
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break;
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case 15:
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GetRGB15(red, green, blue, srcColor);
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break;
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case 8:
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srcColor &= 0xFF;
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red = clrconv->palette->entries[srcColor].red;
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green = clrconv->palette->entries[srcColor].green;
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blue = clrconv->palette->entries[srcColor].blue;
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break;
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case 1:
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if (srcColor != 0)
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{
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red = 0xFF;
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green = 0xFF;
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blue = 0xFF;
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}
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break;
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default:
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break;
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}
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switch (dstBpp)
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{
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case 32:
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dstColor = ABGR32(alpha, red, green, blue);
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break;
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case 24:
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dstColor = BGR24(red, green, blue);
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break;
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case 16:
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if(clrconv->rgb555)
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{
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dstColor = BGR15(red, green, blue);
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}
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else
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{
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dstColor = BGR16(red, green, blue);
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}
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break;
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case 15:
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dstColor = BGR15(red, green, blue);
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break;
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case 8:
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srcColor &= 0xFF;
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red = clrconv->palette->entries[srcColor].red;
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green = clrconv->palette->entries[srcColor].green;
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blue = clrconv->palette->entries[srcColor].blue;
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break;
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case 1:
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if ((red != 0) || (green != 0) || (blue != 0))
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dstColor = 1;
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break;
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default:
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break;
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}
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return dstColor;
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}
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uint32 freerdp_color_convert(uint32 srcColor, int srcBpp, int dstBpp, HCLRCONV clrconv)
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{
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if (clrconv->invert)
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return freerdp_color_convert_bgr(srcColor, srcBpp, dstBpp, clrconv);
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else
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return freerdp_color_convert_rgb(srcColor, srcBpp, dstBpp, clrconv);
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}
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uint8* freerdp_image_convert_8bpp(uint8* srcData, uint8* dstData, int width, int height, int srcBpp, int dstBpp, HCLRCONV clrconv)
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{
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int i;
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uint8 red;
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uint8 green;
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uint8 blue;
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uint32 pixel;
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uint8 *src8;
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uint16 *dst16;
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uint32 *dst32;
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if (dstBpp == 8)
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{
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height);
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memcpy(dstData, srcData, width * height);
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return dstData;
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}
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else if (dstBpp == 15 || (dstBpp == 16 && clrconv->rgb555))
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{
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height * 2);
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dst16 = (uint16 *) dstData;
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for (i = width * height; i > 0; i--)
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{
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pixel = *srcData;
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srcData++;
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red = clrconv->palette->entries[pixel].red;
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green = clrconv->palette->entries[pixel].green;
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blue = clrconv->palette->entries[pixel].blue;
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pixel = (clrconv->invert) ? BGR15(red, green, blue) : RGB15(red, green, blue);
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*dst16 = pixel;
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dst16++;
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}
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return dstData;
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}
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else if (dstBpp == 16)
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{
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height * 2);
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dst16 = (uint16 *) dstData;
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for (i = width * height; i > 0; i--)
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{
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pixel = *srcData;
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srcData++;
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red = clrconv->palette->entries[pixel].red;
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green = clrconv->palette->entries[pixel].green;
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blue = clrconv->palette->entries[pixel].blue;
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pixel = (clrconv->invert) ? BGR16(red, green, blue) : RGB16(red, green, blue);
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*dst16 = pixel;
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dst16++;
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}
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return dstData;
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}
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else if (dstBpp == 32)
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{
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height * 4);
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src8 = (uint8*) srcData;
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dst32 = (uint32*) dstData;
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for (i = width * height; i > 0; i--)
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{
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pixel = *src8;
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src8++;
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red = clrconv->palette->entries[pixel].red;
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green = clrconv->palette->entries[pixel].green;
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blue = clrconv->palette->entries[pixel].blue;
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pixel = (clrconv->invert) ? RGB32(red, green, blue) : BGR32(red, green, blue);
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*dst32 = pixel;
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dst32++;
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}
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return dstData;
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}
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return srcData;
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}
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uint8* freerdp_image_convert_15bpp(uint8* srcData, uint8* dstData, int width, int height, int srcBpp, int dstBpp, HCLRCONV clrconv)
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{
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int i;
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uint8 red;
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uint8 green;
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uint8 blue;
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uint32 pixel;
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uint16 *src16;
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uint16 *dst16;
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uint32 *dst32;
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if (dstBpp == 15 || (dstBpp == 16 && clrconv->rgb555))
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{
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height * 2);
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memcpy(dstData, srcData, width * height * 2);
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return dstData;
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}
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else if (dstBpp == 32)
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{
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height * 4);
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src16 = (uint16 *) srcData;
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dst32 = (uint32 *) dstData;
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for (i = width * height; i > 0; i--)
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{
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pixel = *src16;
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src16++;
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GetBGR15(red, green, blue, pixel);
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pixel = (clrconv->invert) ? RGB32(red, green, blue) : BGR32(red, green, blue);
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*dst32 = pixel;
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dst32++;
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}
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return dstData;
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}
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else if (dstBpp == 16)
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{
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height * 2);
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src16 = (uint16 *) srcData;
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dst16 = (uint16 *) dstData;
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for (i = width * height; i > 0; i--)
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{
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pixel = *src16;
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src16++;
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GetRGB_555(red, green, blue, pixel);
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RGB_555_565(red, green, blue);
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pixel = (clrconv->invert) ? BGR565(red, green, blue) : RGB565(red, green, blue);
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*dst16 = pixel;
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dst16++;
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}
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return dstData;
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}
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return srcData;
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}
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uint8* freerdp_image_convert_16bpp(uint8* srcData, uint8* dstData, int width, int height, int srcBpp, int dstBpp, HCLRCONV clrconv)
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{
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if (srcBpp == 15)
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return freerdp_image_convert_15bpp(srcData, dstData, width, height, srcBpp, dstBpp, clrconv);
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if (dstBpp == 16)
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{
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height * 2);
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if(clrconv->rgb555)
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{
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int i;
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uint8 red, green, blue;
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uint16* src16 = (uint16 *) srcData;
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uint16* dst16 = (uint16 *) dstData;
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for (i = width * height; i > 0; i--)
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{
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GetRGB_565(red, green, blue, (*src16));
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RGB_565_555(red, green, blue);
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(*dst16) = (clrconv->invert) ? BGR555(red, green, blue) : RGB555(red, green, blue);
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src16++;
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dst16++;
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}
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}
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else
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{
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memcpy(dstData, srcData, width * height * 2);
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}
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return dstData;
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}
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else if (dstBpp == 24)
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{
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int i;
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uint8 *dst8;
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uint16 *src16;
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uint8 red, green, blue;
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height * 3);
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dst8 = (uint8 *) dstData;
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src16 = (uint16 *) srcData;
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for (i = width * height; i > 0; i--)
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{
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GetBGR16(red, green, blue, *src16);
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src16++;
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if (clrconv->invert)
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{
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*dst8++ = blue;
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*dst8++ = green;
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*dst8++ = red;
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}
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else
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{
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*dst8++ = red;
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*dst8++ = green;
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*dst8++ = blue;
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}
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}
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return dstData;
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}
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else if (dstBpp == 32)
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{
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int i;
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uint32 pixel;
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uint16 *src16;
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uint32 *dst32;
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uint8 red, green, blue;
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if (dstData == NULL)
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dstData = (uint8*) malloc(width * height * 4);
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src16 = (uint16 *) srcData;
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dst32 = (uint32 *) dstData;
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for (i = width * height; i > 0; i--)
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{
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pixel = *src16;
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src16++;
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GetBGR16(red, green, blue, pixel);
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pixel = (clrconv->invert) ? RGB32(red, green, blue) : BGR32(red, green, blue);
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*dst32 = pixel;
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dst32++;
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}
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return dstData;
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}
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return srcData;
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}
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|
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uint8* freerdp_image_convert_24bpp(uint8* srcData, uint8* dstData, int width, int height, int srcBpp, int dstBpp, HCLRCONV clrconv)
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{
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int i;
|
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if (dstBpp == 32)
|
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{
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uint8 *dstp;
|
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if (dstData == NULL)
|
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dstData = (uint8*) malloc(width * height * 4);
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dstp = dstData;
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for (i = width * height; i > 0; i--)
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{
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*(dstp++) = *(srcData++);
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*(dstp++) = *(srcData++);
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*(dstp++) = *(srcData++);
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*(dstp++) = 0xFF;
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}
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return dstData;
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}
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return srcData;
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}
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|
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uint8* freerdp_image_convert_32bpp(uint8* srcData, uint8* dstData, int width, int height, int srcBpp, int dstBpp, HCLRCONV clrconv)
|
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{
|
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if (dstBpp == 16)
|
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{
|
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int index;
|
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uint16 *dst16;
|
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uint32 *src32;
|
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uint8 red, green, blue;
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|
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if (dstData == NULL)
|
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dstData = (uint8*) malloc(width * height * 2);
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dst16 = (uint16*) dstData;
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src32 = (uint32*) srcData;
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for (index = 0; index < width * height; index++)
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{
|
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GetBGR32(blue, green, red, *src32);
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*dst16 = (clrconv->invert) ? BGR16(red, green, blue) : RGB16(red, green, blue);
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src32++;
|
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dst16++;
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}
|
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return dstData;
|
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}
|
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else if (dstBpp == 24)
|
|
{
|
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uint8 *dstp;
|
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int index;
|
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uint8 red, green, blue;
|
|
|
|
if (dstData == NULL)
|
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dstData = (uint8*) malloc(width * height * 3);
|
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|
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dstp = dstData;
|
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for (index = 0; index < width * height; index++)
|
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{
|
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red = *(srcData++);
|
|
green = *(srcData++);
|
|
blue = *(srcData++);
|
|
|
|
if (clrconv->invert)
|
|
{
|
|
*dstp++ = blue;
|
|
*dstp++ = green;
|
|
*dstp++ = red;
|
|
}
|
|
else
|
|
{
|
|
*dstp++ = red;
|
|
*dstp++ = green;
|
|
*dstp++ = blue;
|
|
}
|
|
|
|
srcData++;
|
|
}
|
|
return dstData;
|
|
}
|
|
else if (dstBpp == 32)
|
|
{
|
|
if (clrconv->alpha)
|
|
{
|
|
int x, y;
|
|
uint8 *dstp;
|
|
|
|
if (dstData == NULL)
|
|
dstData = (uint8*) malloc(width * height * 4);
|
|
|
|
memcpy(dstData, srcData, width * height * 4);
|
|
|
|
dstp = dstData;
|
|
for (y = 0; y < height; y++)
|
|
{
|
|
for (x = 0; x < width * 4; x += 4)
|
|
{
|
|
dstp += 3;
|
|
*dstp = 0xFF;
|
|
dstp++;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (dstData == NULL)
|
|
dstData = (uint8*) malloc(width * height * 4);
|
|
|
|
memcpy(dstData, srcData, width * height * 4);
|
|
}
|
|
|
|
return dstData;
|
|
}
|
|
|
|
return srcData;
|
|
}
|
|
|
|
p_freerdp_image_convert freerdp_image_convert_[5] =
|
|
{
|
|
NULL,
|
|
freerdp_image_convert_8bpp,
|
|
freerdp_image_convert_16bpp,
|
|
freerdp_image_convert_24bpp,
|
|
freerdp_image_convert_32bpp
|
|
};
|
|
|
|
uint8* freerdp_image_convert(uint8* srcData, uint8* dstData, int width, int height, int srcBpp, int dstBpp, HCLRCONV clrconv)
|
|
{
|
|
p_freerdp_image_convert _p_freerdp_image_convert = freerdp_image_convert_[IBPP(srcBpp)];
|
|
|
|
if (_p_freerdp_image_convert != NULL)
|
|
return _p_freerdp_image_convert(srcData, dstData, width, height, srcBpp, dstBpp, clrconv);
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
void freerdp_bitmap_flip(uint8 * src, uint8 * dst, int scanLineSz, int height)
|
|
{
|
|
int i;
|
|
|
|
uint8 * bottomLine = dst + (scanLineSz * (height - 1));
|
|
uint8 * topLine = src;
|
|
|
|
/* Special processing if called for flip-in-place. */
|
|
if (src == dst)
|
|
{
|
|
/* Allocate a scanline buffer.
|
|
* (FIXME: xmalloc / xfree below should be replaced by "get/put
|
|
* scanline buffer from a pool/Q of fixed buffers" to reuse
|
|
* fixed size buffers (of max scanline size (or adaptative?) )
|
|
* -- would be much faster).
|
|
*/
|
|
uint8 * tmpBfr = xmalloc(scanLineSz);
|
|
int half = height / 2;
|
|
/* Flip buffer in place by line permutations through the temp
|
|
* scan line buffer.
|
|
* Not that if height has an odd number of line, we don't need
|
|
* to move the center scanline anyway.
|
|
* Also note that in place flipping takes three memcpy() calls
|
|
* to process two scanlines while src to distinct dest would
|
|
* only requires two memcpy() calls for two scanlines.
|
|
*/
|
|
height--;
|
|
for (i = 0; i < half ; i++)
|
|
{
|
|
memcpy(tmpBfr, topLine, scanLineSz);
|
|
memcpy(topLine, bottomLine, scanLineSz);
|
|
memcpy(bottomLine, tmpBfr, scanLineSz);
|
|
topLine += scanLineSz;
|
|
bottomLine -= scanLineSz;
|
|
height--;
|
|
}
|
|
xfree(tmpBfr);
|
|
}
|
|
/* Flip from source buffer to destination buffer. */
|
|
else
|
|
{
|
|
|
|
for (i = 0; i < height; i++)
|
|
{
|
|
memcpy(bottomLine, topLine, scanLineSz);
|
|
topLine += scanLineSz;
|
|
bottomLine -= scanLineSz;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
uint8* freerdp_image_flip(uint8* srcData, uint8* dstData, int width, int height, int bpp)
|
|
{
|
|
int scanline;
|
|
|
|
scanline = width * (bpp / 8);
|
|
|
|
if (dstData == NULL)
|
|
dstData = (uint8*) xmalloc(width * height * (bpp / 8));
|
|
|
|
freerdp_bitmap_flip(srcData, dstData, scanline, height);
|
|
return dstData;
|
|
}
|
|
|
|
uint8* freerdp_icon_convert(uint8* srcData, uint8* dstData, uint8* mask, int width, int height, int bpp, HCLRCONV clrconv)
|
|
{
|
|
int x, y;
|
|
int pixel;
|
|
uint8* data;
|
|
uint8 bmask;
|
|
uint32 pmask;
|
|
uint32* icon;
|
|
|
|
pixel = 0;
|
|
data = freerdp_image_flip(srcData, dstData, width, height, bpp);
|
|
dstData = freerdp_image_convert(data, NULL, width, height, bpp, 32, clrconv);
|
|
|
|
free(data);
|
|
bmask = mask[pixel];
|
|
icon = (uint32*) dstData;
|
|
|
|
if (bpp < 32)
|
|
{
|
|
for (y = 0; y < height; y++)
|
|
{
|
|
for (x = 0; x < width; x++)
|
|
{
|
|
if (pixel % 8 == 0)
|
|
bmask = mask[pixel / 8];
|
|
else
|
|
bmask <<= 1;
|
|
|
|
pmask = (bmask & 0x80) ? 0x00000000 : 0xFF000000;
|
|
|
|
*icon++ |= pmask;
|
|
|
|
pixel++;
|
|
}
|
|
}
|
|
}
|
|
|
|
free(mask);
|
|
|
|
return dstData;
|
|
}
|
|
|
|
uint8* freerdp_glyph_convert(int width, int height, uint8* data)
|
|
{
|
|
int x, y;
|
|
uint8 *srcp;
|
|
uint8 *dstp;
|
|
uint8 *dstData;
|
|
int scanline;
|
|
|
|
/*
|
|
* converts a 1-bit-per-pixel glyph to a one-byte-per-pixel glyph:
|
|
* this approach uses a little more memory, but provides faster
|
|
* means of accessing individual pixels in blitting operations
|
|
*/
|
|
|
|
scanline = (width + 7) / 8;
|
|
dstData = (uint8*) malloc(width * height);
|
|
memset(dstData, 0, width * height);
|
|
dstp = dstData;
|
|
|
|
for (y = 0; y < height; y++)
|
|
{
|
|
srcp = data + (y * scanline);
|
|
|
|
for (x = 0; x < width; x++)
|
|
{
|
|
if ((*srcp & (0x80 >> (x % 8))) != 0)
|
|
*dstp = 0xFF;
|
|
dstp++;
|
|
|
|
if (((x + 1) % 8 == 0) && x != 0)
|
|
srcp++;
|
|
}
|
|
}
|
|
|
|
return dstData;
|
|
}
|
|
|
|
uint8* freerdp_mono_image_convert(uint8* srcData, int width, int height, int srcBpp, int dstBpp, uint32 bgcolor, uint32 fgcolor, HCLRCONV clrconv)
|
|
{
|
|
int index;
|
|
uint16* dst16;
|
|
uint32* dst32;
|
|
uint8* dstData;
|
|
uint8 bitMask;
|
|
int bitIndex;
|
|
uint8 redBg, greenBg, blueBg;
|
|
uint8 redFg, greenFg, blueFg;
|
|
|
|
switch (srcBpp)
|
|
{
|
|
case 8:
|
|
bgcolor &= 0xFF;
|
|
redBg = clrconv->palette->entries[bgcolor].red;
|
|
greenBg = clrconv->palette->entries[bgcolor].green;
|
|
blueBg = clrconv->palette->entries[bgcolor].blue;
|
|
|
|
fgcolor &= 0xFF;
|
|
redFg = clrconv->palette->entries[fgcolor].red;
|
|
greenFg = clrconv->palette->entries[fgcolor].green;
|
|
blueFg = clrconv->palette->entries[fgcolor].blue;
|
|
break;
|
|
case 16:
|
|
GetRGB16(redBg, greenBg, blueBg, bgcolor);
|
|
GetRGB16(redFg, greenFg, blueFg, fgcolor);
|
|
break;
|
|
case 15:
|
|
GetRGB15(redBg, greenBg, blueBg, bgcolor);
|
|
GetRGB15(redFg, greenFg, blueFg, fgcolor);
|
|
break;
|
|
default:
|
|
GetRGB32(redBg, greenBg, blueBg, bgcolor);
|
|
GetRGB32(redFg, greenFg, blueFg, fgcolor);
|
|
break;
|
|
}
|
|
|
|
if(dstBpp == 16)
|
|
{
|
|
if(clrconv->rgb555)
|
|
{
|
|
if(srcBpp == 16)
|
|
{
|
|
/* convert 15-bit colors to 16-bit colors */
|
|
RGB16_RGB15(redBg, greenBg, blueBg, bgcolor);
|
|
RGB16_RGB15(redFg, greenFg, blueFg, fgcolor);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if(srcBpp == 15)
|
|
{
|
|
/* convert 15-bit colors to 16-bit colors */
|
|
RGB15_RGB16(redBg, greenBg, blueBg, bgcolor);
|
|
RGB15_RGB16(redFg, greenFg, blueFg, fgcolor);
|
|
}
|
|
}
|
|
|
|
dstData = (uint8*) malloc(width * height * 2);
|
|
dst16 = (uint16*) dstData;
|
|
for(index = height; index > 0; index--)
|
|
{
|
|
/* each bit encodes a pixel */
|
|
bitMask = *srcData;
|
|
for(bitIndex = 7; bitIndex >= 0; bitIndex--)
|
|
{
|
|
if((bitMask >> bitIndex) & 0x01)
|
|
{
|
|
*dst16 = bgcolor;
|
|
}
|
|
else
|
|
{
|
|
*dst16 = fgcolor;
|
|
}
|
|
dst16++;
|
|
}
|
|
srcData++;
|
|
}
|
|
return dstData;
|
|
}
|
|
else if(dstBpp == 32)
|
|
{
|
|
dstData = (uint8*) malloc(width * height * 4);
|
|
dst32 = (uint32*) dstData;
|
|
for(index = height; index > 0; index--)
|
|
{
|
|
/* each bit encodes a pixel */
|
|
bitMask = *srcData;
|
|
for(bitIndex = 7; bitIndex >= 0; bitIndex--)
|
|
{
|
|
if((bitMask >> bitIndex) & 0x01)
|
|
{
|
|
*dst32 = (clrconv->invert) ? BGR32(redBg, greenBg, blueBg) : RGB32(redBg, greenBg, blueBg);
|
|
}
|
|
else
|
|
{
|
|
*dst32 = (clrconv->invert) ? BGR32(redFg, greenFg, blueFg) : RGB32(redFg, greenFg, blueFg);
|
|
}
|
|
dst32++;
|
|
}
|
|
srcData++;
|
|
}
|
|
return dstData;
|
|
}
|
|
|
|
return srcData;
|
|
}
|
|
|
|
void freerdp_alpha_cursor_convert(uint8* alphaData, uint8* xorMask, uint8* andMask, int width, int height, int bpp, HCLRCONV clrconv)
|
|
{
|
|
int xpixel;
|
|
int apixel;
|
|
int i, j, jj;
|
|
|
|
for (j = 0; j < height; j++)
|
|
{
|
|
jj = (bpp == 1) ? j : (height - 1) - j;
|
|
for (i = 0; i < width; i++)
|
|
{
|
|
xpixel = freerdp_get_pixel(xorMask, i, jj, width, height, bpp);
|
|
xpixel = freerdp_color_convert(xpixel, bpp, 32, clrconv);
|
|
apixel = freerdp_get_pixel(andMask, i, jj, width, height, 1);
|
|
|
|
if (apixel != 0)
|
|
{
|
|
if ((xpixel & 0xffffff) == 0xffffff)
|
|
{
|
|
/* use pattern (not solid black) for xor area */
|
|
xpixel = (i & 1) == (j & 1);
|
|
xpixel = xpixel ? 0xFFFFFF : 0;
|
|
xpixel |= 0xFF000000;
|
|
}
|
|
else if (xpixel == 0xFF000000)
|
|
{
|
|
xpixel = 0;
|
|
}
|
|
}
|
|
|
|
freerdp_set_pixel(alphaData, i, j, width, height, 32, xpixel);
|
|
}
|
|
}
|
|
}
|
|
|
|
void freerdp_image_swap_color_order(uint8* data, int width, int height)
|
|
{
|
|
int x, y;
|
|
uint32* pixel;
|
|
uint8 a, r, g, b;
|
|
|
|
pixel = (uint32*) data;
|
|
|
|
for (y = 0; y < height; y++)
|
|
{
|
|
for (x = 0; x < width; x++)
|
|
{
|
|
GetARGB32(a, r, g, b, *pixel);
|
|
*pixel = ABGR32(a, r, g, b);
|
|
pixel++;
|
|
}
|
|
}
|
|
}
|