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Merge over ast_audiohook_volume branch. This adds API calls for use by developers to adjust the volume on a channel.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@110542 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Joshua Colp
2008-03-21 17:58:59 +00:00
parent a567b41083
commit 30d85b3144
2 changed files with 207 additions and 0 deletions
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23
include/asterisk/audiohook.h
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@@ -206,6 +206,29 @@ int ast_channel_audiohook_count_by_source_running(struct ast_channel *chan, cons
*/
#define ast_audiohook_unlock(ah) ast_mutex_unlock(&(ah)->lock)
/*! \brief Adjust the volume on frames read from or written to a channel
* \param chan Channel to muck with
* \param direction Direction to set on
* \param volume Value to adjust the volume by
* \return Returns 0 on success, -1 on failure
*/
int ast_audiohook_volume_set(struct ast_channel *chan, enum ast_audiohook_direction direction, int volume);
/*! \brief Retrieve the volume adjustment value on frames read from or written to a channel
* \param chan Channel to retrieve volume adjustment from
* \param direction Direction to retrieve
* \return Returns adjustment value
*/
int ast_audiohook_volume_get(struct ast_channel *chan, enum ast_audiohook_direction direction);
/*! \brief Adjust the volume on frames read from or written to a channel
* \param chan Channel to muck with
* \param direction Direction to increase
* \param volume Value to adjust the adjustment by
* \return Returns 0 on success, -1 on failure
*/
int ast_audiohook_volume_adjust(struct ast_channel *chan, enum ast_audiohook_direction direction, int volume);
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif