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Imported Upstream version 0.13.2+dsfg1

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Sebastian Ramacher 2016-02-24 00:16:51 +01:00
commit fb3990e9e5
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63
libobs/graphics/graphics-magick.c Normal file
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#include "graphics.h"
#define MAGICKCORE_QUANTUM_DEPTH 16
#define MAGICKCORE_HDRI_ENABLE 0
#include <magick/MagickCore.h>
void gs_init_image_deps()
{
MagickCoreGenesis(NULL, MagickTrue);
}
void gs_free_image_deps()
{
MagickCoreTerminus();
}
uint8_t *gs_create_texture_file_data(const char *file,
enum gs_color_format *format,
uint32_t *cx_out, uint32_t *cy_out)
{
uint8_t *data = NULL;
ImageInfo *info;
ExceptionInfo *exception;
Image *image;
if (!file || !*file)
return NULL;
info = CloneImageInfo(NULL);
exception = AcquireExceptionInfo();
strcpy(info->filename, file);
image = ReadImage(info, exception);
if (image) {
size_t cx = image->magick_columns;
size_t cy = image->magick_rows;
data = bmalloc(cx * cy * 4);
ExportImagePixels(image, 0, 0, cx, cy, "BGRA", CharPixel,
data, exception);
if (exception->severity != UndefinedException) {
blog(LOG_WARNING, "magickcore warning/error getting "
"pixels from file '%s': %s", file,
exception->reason);
bfree(data);
data = NULL;
}
*format = GS_BGRA;
*cx_out = (uint32_t)cx;
*cy_out = (uint32_t)cy;
DestroyImage(image);
} else if (exception->severity != UndefinedException) {
blog(LOG_WARNING, "magickcore warning/error reading file "
"'%s': %s", file, exception->reason);
}
DestroyImageInfo(info);
DestroyExceptionInfo(exception);
return data;
}