forked from enlightenment/efl
215 lines
8.2 KiB
C
215 lines
8.2 KiB
C
#ifndef __ETHUMB_H__
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#define __ETHUMB_H__ 1
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#include <Eina.h>
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#ifdef EAPI
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# undef EAPI
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#endif
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#ifdef _WIN32
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# ifdef EFL_ETHUMB_BUILD
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# ifdef DLL_EXPORT
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# define EAPI __declspec(dllexport)
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# else
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# define EAPI
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# endif /* ! DLL_EXPORT */
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# else
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# define EAPI __declspec(dllimport)
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# endif /* ! EFL_ETHUMB_BUILD */
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#else
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# ifdef __GNUC__
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# if __GNUC__ >= 4
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# define EAPI __attribute__ ((visibility("default")))
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# else
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# define EAPI
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# endif
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# else
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# define EAPI
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# endif
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#endif /* ! _WIN32 */
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define ETHUMB_VERSION_MAJOR 1
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#define ETHUMB_VERSION_MINOR 7
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typedef struct _Ethumb_Version
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{
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int major;
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int minor;
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int micro;
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int revision;
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} Ethumb_Version;
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EAPI extern Ethumb_Version *ethumb_version;
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/**
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* @defgroup Ethumb Ethumb
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*
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* @{
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*/
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/**
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* @defgroup Ethumb_Basics Ethumb Basics
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*
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* Functions that all users must know of to use Ethumb.
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*
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* @{
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*/
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/**
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* @brief thumbnailer handle.
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*
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* The handle is returned by ethumb_new() and destroyed by ethumb_free().
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*/
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typedef struct _Ethumb Ethumb;
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/**
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* @brief reports results of ethumb_generate().
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*
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* @param data extra context given to ethumb_generate().
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* @param e handle of the current thumbnailer.
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* @param success @c EINA_TRUE if generated or @c EINA_FALSE on errors.
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*/
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typedef void (*Ethumb_Generate_Cb)(void *data, Ethumb *e, Eina_Bool success);
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EAPI int ethumb_init(void);
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EAPI int ethumb_shutdown(void);
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EAPI Ethumb * ethumb_new(void) EINA_MALLOC EINA_WARN_UNUSED_RESULT;
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EAPI void ethumb_free(Ethumb *e);
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/**
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* @}
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*/
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/**
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* @defgroup Ethumb_Setup Ethumb Fine Tune Setup
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*
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* How to fine tune thumbnail generation, setting size, aspect,
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* frames, quality and so on.
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*
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* @{
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*/
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EAPI Eina_Bool ethumb_frame_set(Ethumb *e, const char *theme_file, const char *group, const char *swallow) EINA_ARG_NONNULL(1);
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EAPI void ethumb_frame_get(const Ethumb *e, const char **theme_file, const char **group, const char **swallow) EINA_ARG_NONNULL(1);
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EAPI void ethumb_thumb_dir_path_set(Ethumb *e, const char *path) EINA_ARG_NONNULL(1);
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EAPI const char *ethumb_thumb_dir_path_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_thumb_category_set(Ethumb *e, const char *category) EINA_ARG_NONNULL(1);
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EAPI const char *ethumb_thumb_category_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_thumb_path_set(Ethumb *e, const char *path, const char *key) EINA_ARG_NONNULL(1);
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EAPI void ethumb_thumb_path_get(Ethumb *e, const char **path, const char **key) EINA_ARG_NONNULL(1);
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EAPI void ethumb_thumb_hash(Ethumb *e) EINA_ARG_NONNULL(1);
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EAPI void ethumb_thumb_hash_copy(Ethumb *dst, const Ethumb *src) EINA_ARG_NONNULL(1, 2);
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typedef enum _Ethumb_Thumb_FDO_Size
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{
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ETHUMB_THUMB_NORMAL, /**< 128x128 as defined by FreeDesktop.Org standard */
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ETHUMB_THUMB_LARGE /**< 256x256 as defined by FreeDesktop.Org standard */
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} Ethumb_Thumb_FDO_Size;
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typedef enum _Ethumb_Thumb_Format
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{
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ETHUMB_THUMB_FDO, /**< PNG as defined by FreeDesktop.Org standard */
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ETHUMB_THUMB_JPEG, /**< JPEGs are often smaller and faster to read/write */
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ETHUMB_THUMB_EET /**< EFL's own storage system, supports key parameter */
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} Ethumb_Thumb_Format;
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typedef enum _Ethumb_Thumb_Aspect
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{
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ETHUMB_THUMB_KEEP_ASPECT, /**< keep original proportion between width and height */
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ETHUMB_THUMB_IGNORE_ASPECT, /**< ignore aspect and foce it to match thumbnail's width and height */
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ETHUMB_THUMB_CROP /**< keep aspect but crop (cut) the largest dimension */
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} Ethumb_Thumb_Aspect;
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typedef enum _Ethumb_Thumb_Orientation
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{
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ETHUMB_THUMB_ORIENT_NONE, /**< keep orientation as pixel data is */
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ETHUMB_THUMB_ROTATE_90_CW, /**< rotate 90° clockwise */
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ETHUMB_THUMB_ROTATE_180, /**< rotate 180° */
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ETHUMB_THUMB_ROTATE_90_CCW, /**< rotate 90° counter-clockwise */
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ETHUMB_THUMB_FLIP_HORIZONTAL, /**< flip horizontally */
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ETHUMB_THUMB_FLIP_VERTICAL, /**< flip vertically */
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ETHUMB_THUMB_FLIP_TRANSPOSE, /**< transpose */
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ETHUMB_THUMB_FLIP_TRANSVERSE, /**< transverse */
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ETHUMB_THUMB_ORIENT_ORIGINAL /**< use orientation from metadata (EXIF-only currently) */
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} Ethumb_Thumb_Orientation;
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EAPI void ethumb_thumb_fdo_set(Ethumb *e, Ethumb_Thumb_FDO_Size s) EINA_ARG_NONNULL(1);
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EAPI void ethumb_thumb_size_set(Ethumb *e, int tw, int th) EINA_ARG_NONNULL(1);
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EAPI void ethumb_thumb_size_get(const Ethumb *e, int *tw, int *th) EINA_ARG_NONNULL(1);
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EAPI void ethumb_thumb_format_set(Ethumb *e, Ethumb_Thumb_Format f) EINA_ARG_NONNULL(1);
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EAPI Ethumb_Thumb_Format ethumb_thumb_format_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_thumb_aspect_set(Ethumb *e, Ethumb_Thumb_Aspect a) EINA_ARG_NONNULL(1);
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EAPI Ethumb_Thumb_Aspect ethumb_thumb_aspect_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_thumb_orientation_set(Ethumb *e, Ethumb_Thumb_Orientation o) EINA_ARG_NONNULL(1);
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EAPI Ethumb_Thumb_Orientation ethumb_thumb_orientation_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_thumb_crop_align_set(Ethumb *e, float x, float y) EINA_ARG_NONNULL(1);
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EAPI void ethumb_thumb_crop_align_get(const Ethumb *e, float *x, float *y) EINA_ARG_NONNULL(1);
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EAPI void ethumb_thumb_quality_set(Ethumb *e, int quality) EINA_ARG_NONNULL(1);
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EAPI int ethumb_thumb_quality_get(const Ethumb *e) EINA_ARG_NONNULL(1) EINA_WARN_UNUSED_RESULT EINA_PURE;
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EAPI void ethumb_thumb_compress_set(Ethumb *e, int compress) EINA_ARG_NONNULL(1);
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EAPI int ethumb_thumb_compress_get(const Ethumb *e) EINA_ARG_NONNULL(1) EINA_WARN_UNUSED_RESULT EINA_PURE;
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EAPI void ethumb_video_start_set(Ethumb *e, float start) EINA_ARG_NONNULL(1);
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EAPI float ethumb_video_start_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_video_time_set(Ethumb *e, float time) EINA_ARG_NONNULL(1);
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EAPI float ethumb_video_time_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_video_interval_set(Ethumb *e, float interval) EINA_ARG_NONNULL(1);
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EAPI float ethumb_video_interval_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_video_ntimes_set(Ethumb *e, unsigned int ntimes) EINA_ARG_NONNULL(1);
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EAPI unsigned int ethumb_video_ntimes_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_video_fps_set(Ethumb *e, unsigned int fps) EINA_ARG_NONNULL(1);
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EAPI unsigned int ethumb_video_fps_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI void ethumb_document_page_set(Ethumb *e, unsigned int page) EINA_ARG_NONNULL(1);
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EAPI unsigned int ethumb_document_page_get(const Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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/**
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* @}
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*/
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/**
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* @addtogroup Ethumb_Basics Ethumb Basics
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* @{
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*/
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EAPI Eina_Bool ethumb_file_set(Ethumb *e, const char *path, const char *key) EINA_ARG_NONNULL(1, 2);
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EAPI void ethumb_file_get(const Ethumb *e, const char **path, const char **key) EINA_ARG_NONNULL(1);
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EAPI void ethumb_file_free(Ethumb *e) EINA_ARG_NONNULL(1);
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EAPI Eina_Bool ethumb_generate(Ethumb *e, Ethumb_Generate_Cb finished_cb, const void *data, Eina_Free_Cb free_data) EINA_ARG_NONNULL(1, 2);
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EAPI Eina_Bool ethumb_exists(Ethumb *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
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EAPI Ethumb *ethumb_dup(const Ethumb *e) EINA_ARG_NONNULL(1);
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EAPI Eina_Bool ethumb_cmp(const Ethumb *e1, const Ethumb *e2) EINA_ARG_NONNULL(1, 2) EINA_WARN_UNUSED_RESULT EINA_PURE;
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EAPI int ethumb_hash(const void *key, int key_length) EINA_ARG_NONNULL(1) EINA_WARN_UNUSED_RESULT EINA_PURE;
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EAPI int ethumb_key_cmp(const void *key1, int key1_length,
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const void *key2, int key2_length) EINA_ARG_NONNULL(1, 3) EINA_WARN_UNUSED_RESULT EINA_PURE;
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EAPI unsigned int ethumb_length(const void *key) EINA_PURE EINA_WARN_UNUSED_RESULT;
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __ETHUMB_H__ */
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