75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
/*
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* Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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*
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* GPL v2
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*/
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#ifndef __IMAGE_RENDER_H__
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#define __IMAGE_RENDER_H__
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#include <filetype.h>
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#include <linux/list.h>
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#include <errno.h>
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#include <linux/err.h>
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#include <fb.h>
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#include <gui/image.h>
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#include <gui/gui.h>
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struct image_renderer {
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enum filetype type;
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struct image *(*open)(char *data, int size);
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void (*close)(struct image *img);
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int (*renderer)(struct screen *sc, struct surface *s, struct image *img);
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/*
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* do not free the data read from the file
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* needed by bmp support
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*/
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int keep_file_data;
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struct list_head list;
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};
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#ifdef CONFIG_IMAGE_RENDERER
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int image_renderer_register(struct image_renderer *ir);
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void image_render_unregister(struct image_renderer *ir);
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int image_renderer_image(struct screen *sc, struct surface *s, struct image *img);
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struct image *image_renderer_open(const char* file);
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void image_renderer_close(struct image *img);
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#else
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static inline int image_renderer_register(struct image_renderer *ir)
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{
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return -EINVAL;
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}
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static inline void image_renderer_unregister(struct image_renderer *ir) {}
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static inline struct image *image_renderer_open(const char* file)
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{
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return ERR_PTR(-EINVAL);
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}
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static inline void image_renderer_close(struct image *img) {}
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int image_renderer_image(struct surface *s, struct image *img);
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#endif
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static inline int image_renderer_file(struct screen *sc, struct surface *s, const char* file)
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{
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struct image* img = image_renderer_open(file);
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int ret;
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if (IS_ERR(img))
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return PTR_ERR(img);
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ret = image_renderer_image(sc, s, img);
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image_renderer_close(img);
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return ret;
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}
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#endif /* __IMAGE_RENDERER_H__ */
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