psx_image_plugin.h

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#ifndef _PSX_IMAGE_PLUGININ_INTERFACE_H_
#define _PSX_IMAGE_PLUGININ_INTERFACE_H_
 
#include "picasso.h"
#include "picasso_ext.h"
 
#include "psx_image.h"
 
#include <stddef.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct _psx_image_header {
    void* priv;
    int32_t width;
    int32_t height;
    int32_t pitch;
    int32_t depth;
    int32_t bpp;
    int32_t format;
    int32_t alpha;
    int32_t frames;
} psx_image_header;
 
typedef struct _psx_image_operator {
    int32_t (*read_header_info)(const ps_byte* data, size_t data_len, psx_image_header* header);
    int32_t (*decode_image_data)(psx_image_header* header, const psx_image* image, psx_image_frame* frame, int32_t idx, ps_byte* buffer, size_t buffer_len);
    int32_t (*release_read_header_info)(psx_image_header* header);
    int32_t (*write_header_info)(const psx_image* image, image_writer_fn func,
                                 void* param, float quality, psx_image_header* header);
    int32_t (*encode_image_data)(psx_image_header* header, const psx_image* image, psx_image_frame* frame, int32_t idx, const ps_byte* buffer, size_t buffer_len, int32_t* ret);
    int32_t (*release_write_header_info)(psx_image_header* header);
} psx_image_operator;
 
typedef enum _psx_priority_level {
    PRIORITY_EXTENTED = -1,
    PRIORITY_DEFAULT = 0,
    PRIORITY_MASTER = 1,
} psx_priority_level;
 
PEXPORT psx_result psx_image_register_operator(const char* type, const ps_byte* signature, size_t sig_offset, size_t sig_len,
                                               psx_priority_level level, psx_image_operator* coder);
 
PEXPORT psx_result psx_image_unregister_operator(psx_image_operator* coder);
 
PEXPORT void psx_image_module_init(void);
 
PEXPORT void psx_image_module_shutdown(void);
 
#define MODULE_NAME  1
 
PEXPORT const char* psx_image_module_get_string(int32_t id);
 
#ifdef __cplusplus
}
#endif
 
#endif /*_PSX_IMAGE_PLUGININ_INTERFACE_H_*/