Version 0.1.10 from FTP

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@381 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2001-10-31 17:05:44 +00:00
parent 55b33a9ef9
commit 2ff8edf07b

View File

@@ -14,32 +14,74 @@
#ifndef _ASTERISK_IMAGE_H #ifndef _ASTERISK_IMAGE_H
#define _ASTERISK_IMAGE_H #define _ASTERISK_IMAGE_H
//! structure associated with registering an image format
struct ast_imager { struct ast_imager {
char *name; /* Name */ /*! Name */
char *desc; /* Description */ char *name;
char *exts; /* Extension(s) (separated by '|' ) */ /*! Description */
int format; /* Image format */ char *desc;
struct ast_frame *(*read_image)(int fd, int len); /* Read an image from a file descriptor */ /*! Extension(s) (separated by '|' ) */
int (*identify)(int fd); /* Identify if this is that type of file */ char *exts;
int (*write_image)(int fd, struct ast_frame *frame); /* Returns length written */ /*! Image format */
int format;
/*! Read an image from a file descriptor */
struct ast_frame *(*read_image)(int fd, int len);
/*! Identify if this is that type of file */
int (*identify)(int fd);
/*! Returns length written */
int (*write_image)(int fd, struct ast_frame *frame);
/*! For linked list */
struct ast_imager *next; struct ast_imager *next;
}; };
/* Returns non-zero if image transmission is supported */ //! Check for image support on a channel
/*!
* \param chan channel to check
* Checks the channel to see if it supports the transmission of images
* Returns non-zero if image transmission is supported
*/
extern int ast_supports_images(struct ast_channel *chan); extern int ast_supports_images(struct ast_channel *chan);
/* Sends an image */ //! Sends an image
/*!
* \param chan channel to send image on
* \param filename filename of image to send (minus extension)
* Sends an image on the given channel.
* Returns 0 on success, -1 on error
*/
extern int ast_send_image(struct ast_channel *chan, char *filename); extern int ast_send_image(struct ast_channel *chan, char *filename);
/* Make an image from a filename */ //! Make an image
/*!
* \param filename filename of image to prepare
* \param preflang preferred language to get the image...?
* \param format the format of the file
* Make an image from a filename ??? No estoy positivo
* Returns an ast_frame on success, NULL on failure
*/
extern struct ast_frame *ast_read_image(char *filename, char *preflang, int format); extern struct ast_frame *ast_read_image(char *filename, char *preflang, int format);
/* Register an image format */ //! Register image format
/*!
* \param imgdrv Populated ast_imager structure with info to register
* Registers an image format
* Returns 0 regardless
*/
extern int ast_image_register(struct ast_imager *imgdrv); extern int ast_image_register(struct ast_imager *imgdrv);
//! Unregister an image format
/*!
* \param imgdrv pointer to the ast_imager structure you wish to unregister
* Unregisters the image format passed in
* Returns nothing
*/
extern void ast_image_unregister(struct ast_imager *imgdrv); extern void ast_image_unregister(struct ast_imager *imgdrv);
/* Initialize image stuff */ //! Initialize image stuff
/*!
* Initializes all the various image stuff. Basically just registers the cli stuff
* Returns 0 all the time
*/
extern int ast_image_init(void); extern int ast_image_init(void);
#endif #endif