mirrors
/
xrdp
mirror of https://github.com/neutrinolabs/xrdp
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
xrdp/neutrinordp/xrdp-color.c

354 lines
8.1 KiB
C
Raw Blame History

/**
* FreeRDP: A Remote Desktop Protocol Server
* freerdp wrapper
*
* Copyright 2011-2012 Jay Sorg
*
* 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.
*/
#if defined(HAVE_CONFIG_H)
#include <config_ac.h>
#endif
#include "xrdp-neutrinordp.h"
#include "defines.h"
#include "log.h"
#include "os_calls.h"
#include "string_calls.h"
#include "xrdp-color.h"
char *
convert_bitmap(int in_bpp, int out_bpp, char *bmpdata,
int width, int height, int *palette)
{
char *out;
char *src;
char *dst;
int i;
int j;
int red;
int green;
int blue;
int pixel;
if ((in_bpp == 8) && (out_bpp == 8))
{
out = (char *)g_malloc(width * height, 0);
src = bmpdata;
dst = out;
for (i = 0; i < height; i++)
{
for (j = 0; j < width; j++)
{
pixel = *((tui8 *)src);
pixel = palette[pixel];
SPLITCOLOR32(red, green, blue, pixel);
pixel = COLOR8(red, green, blue);
*dst = pixel;
src++;
dst++;
}
}
return out;
}
if ((in_bpp == 8) && (out_bpp == 16))
{
out = (char *)g_malloc(width * height * 2, 0);
src = bmpdata;
dst = out;
for (i = 0; i < height; i++)
{
for (j = 0; j < width; j++)
{
pixel = *((tui8 *)src);
pixel = palette[pixel];
SPLITCOLOR32(red, green, blue, pixel);
pixel = COLOR16(red, green, blue);
*((tui16 *)dst) = pixel;
src++;
dst += 2;
}
}
return out;
}
if ((in_bpp == 8) && (out_bpp == 24))
{
out = (char *)g_malloc(width * height * 4, 0);
src = bmpdata;
dst = out;
for (i = 0; i < height; i++)
{
for (j = 0; j < width; j++)
{
pixel = *((tui8 *)src);
pixel = palette[pixel];
SPLITCOLOR32(red, green, blue, pixel);
pixel = COLOR24RGB(red, green, blue);
*((tui32 *)dst) = pixel;
src++;
dst += 4;
}
}
return out;
}
if ((in_bpp == 15) && (out_bpp == 16))
{
out = (char *)g_malloc(width * height * 2, 0);
src = bmpdata;
dst = out;
for (i = 0; i < height; i++)
{
for (j = 0; j < width; j++)
{
pixel = *((tui16 *)src);
SPLITCOLOR15(red, green, blue, pixel);
pixel = COLOR16(red, green, blue);
*((tui16 *)dst) = pixel;
src += 2;
dst += 2;
}
}
return out;
}
if ((in_bpp == 15) && (out_bpp == 24))
{
out = (char *)g_malloc(width * height * 4, 0);
src = bmpdata;
dst = out;
for (i = 0; i < height; i++)
{
for (j = 0; j < width; j++)
{
pixel = *((tui16 *)src);
SPLITCOLOR15(red, green, blue, pixel);
pixel = COLOR24RGB(red, green, blue);
*((tui32 *)dst) = pixel;
src += 2;
dst += 4;
}
}
return out;
}
if ((in_bpp == 15) && (out_bpp == 15))
{
return bmpdata;
}
if ((in_bpp == 16) && (out_bpp == 16))
{
return bmpdata;
}
if ((in_bpp == 16) && (out_bpp == 24))
{
out = (char *)g_malloc(width * height * 4, 0);
src = bmpdata;
dst = out;
for (i = 0; i < height; i++)
{
for (j = 0; j < width; j++)
{
pixel = *((tui16 *)src);
SPLITCOLOR16(red, green, blue, pixel);
pixel = COLOR24RGB(red, green, blue);
*((tui32 *)dst) = pixel;
src += 2;
dst += 4;
}
}
return out;
}
if ((in_bpp == 24) && (out_bpp == 24))
{
out = (char *)g_malloc(width * height * 4, 0);
src = bmpdata;
dst = out;
for (i = 0; i < height; i++)
{
for (j = 0; j < width; j++)
{
blue = *((tui8 *)src);
src++;
green = *((tui8 *)src);
src++;
red = *((tui8 *)src);
src++;
pixel = COLOR24RGB(red, green, blue);
*((tui32 *)dst) = pixel;
dst += 4;
}
}
return out;
}
if ((in_bpp == 32) && (out_bpp == 24))
{
return bmpdata;
}
if ((in_bpp == 32) && (out_bpp == 32))
{
return bmpdata;
}
if ((in_bpp == 16) && (out_bpp == 32))
{
out = (char *)g_malloc(width * height * 4, 0);
src = bmpdata;
dst = out;
for (i = 0; i < height; i++)
{
for (j = 0; j < width; j++)
{
pixel = *((tui16 *)src);
SPLITCOLOR16(red, green, blue, pixel);
pixel = COLOR24RGB(red, green, blue);
*((tui32 *)dst) = pixel;
src += 2;
dst += 4;
}
}
return out;
}
LOG(LOG_LEVEL_WARNING, "convert_bitmap: error unknown conversion from %d to %d",
in_bpp, out_bpp);
return 0;
}
/*****************************************************************************/
/* returns color or 0 */
int
convert_color(int in_bpp, int out_bpp, int in_color, int *palette)
{
int pixel;
int red;
int green;
int blue;
if ((in_bpp == 1) && (out_bpp == 24))
{
pixel = in_color == 0 ? 0 : 0xffffff;
return pixel;
}
if ((in_bpp == 8) && (out_bpp == 8))
{
pixel = palette[in_color];
SPLITCOLOR32(red, green, blue, pixel);
pixel = COLOR8(red, green, blue);
return pixel;
}
if ((in_bpp == 8) && (out_bpp == 16))
{
pixel = palette[in_color];
SPLITCOLOR32(red, green, blue, pixel);
pixel = COLOR16(red, green, blue);
return pixel;
}
if ((in_bpp == 8) && (out_bpp == 24))
{
pixel = palette[in_color];
SPLITCOLOR32(red, green, blue, pixel);
pixel = COLOR24BGR(red, green, blue);
return pixel;
}
if ((in_bpp == 15) && (out_bpp == 16))
{
pixel = in_color;
SPLITCOLOR15(red, green, blue, pixel);
pixel = COLOR16(red, green, blue);
return pixel;
}
if ((in_bpp == 15) && (out_bpp == 24))
{
pixel = in_color;
SPLITCOLOR15(red, green, blue, pixel);
pixel = COLOR24BGR(red, green, blue);
return pixel;
}
if ((in_bpp == 15) && (out_bpp == 15))
{
return in_color;
}
if ((in_bpp == 16) && (out_bpp == 16))
{
return in_color;
}
if ((in_bpp == 16) && (out_bpp == 24))
{
pixel = in_color;
SPLITCOLOR16(red, green, blue, pixel);
pixel = COLOR24BGR(red, green, blue);
return pixel;
}
if ((in_bpp == 16) && (out_bpp == 32))
{
pixel = in_color;
SPLITCOLOR16(red, green, blue, pixel);
pixel = COLOR24BGR(red, green, blue);
return pixel;
}
if ((in_bpp == 24) && (out_bpp == 24))
{
return in_color;
}
if ((in_bpp == 32) && (out_bpp == 24))
{
return in_color;
}
if ((in_bpp == 32) && (out_bpp == 32))
{
return in_color;
}
LOG(LOG_LEVEL_WARNING, "convert_color: error unknown conversion from %d to %d",
in_bpp, out_bpp);
return 0;
}
Reference in New Issue View Git Blame Copy Permalink