2 * Copyright (c) 2005, Hervé Drolon, FreeImage Team
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30 @brief Implementation of a event callback system
32 The functions in EVENT.C have for goal to send output messages (errors, warnings, debug) to the user.
35 #define EVT_ERROR 1 /**< Error event type */
36 #define EVT_WARNING 2 /**< Warning event type */
37 #define EVT_INFO 4 /**< Debug event type */
39 /** @defgroup EVENT EVENT - Implementation of a event callback system */
42 /** @name Exported functions (see also openjpeg.h) */
44 /* ----------------------------------------------------------------------- */
46 Write formatted data to a string and send the string to a user callback.
47 @param cinfo Codec context info
48 @param event_type Event type or callback to use to send the message
49 @param fmt Format-control string (plus optionnal arguments)
50 @return Returns true if successful, returns false otherwise
52 bool opj_event_msg(opj_common_ptr cinfo, int event_type, const char *fmt, ...);
53 /* ----------------------------------------------------------------------- */
58 #endif /* __EVENT_H */