65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
/**
|
|
* FreeRDP: A Remote Desktop Protocol Implementation
|
|
* Compressed jpeg
|
|
*
|
|
* Copyright 2012 Jay Sorg <jay.sorg@gmail.com>
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include <freerdp/config.h>
|
|
|
|
#include <winpr/stream.h>
|
|
#include <winpr/image.h>
|
|
|
|
#include <freerdp/codec/color.h>
|
|
|
|
#include <freerdp/codec/jpeg.h>
|
|
|
|
#ifdef WITH_JPEG
|
|
|
|
/* jpeg decompress */
|
|
BOOL jpeg_decompress(const BYTE* input, BYTE* output, int width, int height, int size, int bpp)
|
|
{
|
|
BOOL rc = FALSE;
|
|
|
|
if (bpp != 24)
|
|
return FALSE;
|
|
|
|
wImage* image = winpr_image_new();
|
|
if (!image)
|
|
goto fail;
|
|
|
|
if (winpr_image_read_buffer(image, input, size) <= 0)
|
|
goto fail;
|
|
|
|
if ((image->width != width) || (image->height != height) || (image->bitsPerPixel != bpp))
|
|
goto fail;
|
|
|
|
memcpy(output, image->data, 1ull * image->scanline * image->height);
|
|
rc = TRUE;
|
|
|
|
fail:
|
|
winpr_image_free(image, TRUE);
|
|
return rc;
|
|
}
|
|
|
|
#else
|
|
|
|
BOOL jpeg_decompress(const BYTE* input, BYTE* output, int width, int height, int size, int bpp)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
#endif
|