52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
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#include "graphics.h"
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#include <magick/MagickCore.h>
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void gs_init_image_deps()
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{
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MagickCoreGenesis(NULL, MagickTrue);
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}
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void gs_free_image_deps()
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{
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MagickCoreTerminus();
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}
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texture_t gs_create_texture_from_file(const char *file)
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{
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texture_t tex = NULL;
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ImageInfo *info = CloneImageInfo(NULL);
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ExceptionInfo *exception = AcquireExceptionInfo();
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Image *image;
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strcpy(info->filename, file);
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image = ReadImage(info, exception);
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if (image) {
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size_t cx = image->magick_columns;
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size_t cy = image->magick_rows;
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uint8_t *data = malloc(cx * cy * 4);
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ExportImagePixels(image, 0, 0, cx, cy, "BGRA", CharPixel,
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data, exception);
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if (exception->severity == UndefinedException)
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tex = gs_create_texture(cx, cy, GS_BGRA, 1,
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(const uint8**)&data, 0);
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else
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blog(LOG_WARNING, "magickcore warning/error getting "
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"pixels from file '%s': %s", file,
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exception->reason);
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free(data);
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DestroyImage(image);
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} else if (exception->severity != UndefinedException) {
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blog(LOG_WARNING, "magickcore warning/error reading file "
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"'%s': %s", file, exception->reason);
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}
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DestroyImageInfo(info);
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DestroyExceptionInfo(exception);
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return tex;
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}
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