diff options
Diffstat (limited to 'include/asterisk/frame.h')
| -rw-r--r-- | include/asterisk/frame.h | 98 |
1 files changed, 51 insertions, 47 deletions
diff --git a/include/asterisk/frame.h b/include/asterisk/frame.h index cf4474e17..f7e8b20ad 100644 --- a/include/asterisk/frame.h +++ b/include/asterisk/frame.h @@ -39,53 +39,55 @@ struct ast_codec_pref { char framing[32]; }; -/*! \page Def_Frame AST Multimedia and signalling frames - \section Def_AstFrame What is an ast_frame ? - A frame of data read used to communicate between - between channels and applications. - Frames are divided into frame types and subclasses. - - \par Frame types - \arg \b VOICE: Voice data, subclass is codec (AST_FORMAT_*) - \arg \b VIDEO: Video data, subclass is codec (AST_FORMAT_*) - \arg \b DTMF: A DTMF digit, subclass is the digit - \arg \b IMAGE: Image transport, mostly used in IAX - \arg \b TEXT: Text messages and character by character (real time text) - \arg \b HTML: URL's and web pages - \arg \b MODEM: Modulated data encodings, such as T.38 and V.150 - \arg \b IAX: Private frame type for the IAX protocol - \arg \b CNG: Comfort noice frames - \arg \b CONTROL: A control frame, subclass defined as AST_CONTROL_ - \arg \b NULL: Empty, useless frame - - \par Files - \arg frame.h Definitions - \arg frame.c Function library - \arg \ref Def_Channel Asterisk channels - \section Def_ControlFrame Control Frames - Control frames send signalling information between channels - and devices. They are prefixed with AST_CONTROL_, like AST_CONTROL_FRAME_HANGUP - \arg \b HANGUP The other end has hungup - \arg \b RING Local ring - \arg \b RINGING The other end is ringing - \arg \b ANSWER The other end has answered - \arg \b BUSY Remote end is busy - \arg \b TAKEOFFHOOK Make it go off hook (what's "it" ? ) - \arg \b OFFHOOK Line is off hook - \arg \b CONGESTION Congestion (circuit is busy, not available) - \arg \b FLASH Other end sends flash hook - \arg \b WINK Other end sends wink - \arg \b OPTION Send low-level option - \arg \b RADIO_KEY Key radio (see app_rpt.c) - \arg \b RADIO_UNKEY Un-key radio (see app_rpt.c) - \arg \b PROGRESS Other end indicates call progress - \arg \b PROCEEDING Indicates proceeding - \arg \b HOLD Call is placed on hold - \arg \b UNHOLD Call is back from hold - \arg \b VIDUPDATE Video update requested - \arg \b SRCUPDATE The source of media has changed - -*/ +/*! + * \page Def_Frame AST Multimedia and signalling frames + * \section Def_AstFrame What is an ast_frame ? + * A frame of data read used to communicate between + * between channels and applications. + * Frames are divided into frame types and subclasses. + * + * \par Frame types + * \arg \b VOICE: Voice data, subclass is codec (AST_FORMAT_*) + * \arg \b VIDEO: Video data, subclass is codec (AST_FORMAT_*) + * \arg \b DTMF: A DTMF digit, subclass is the digit + * \arg \b IMAGE: Image transport, mostly used in IAX + * \arg \b TEXT: Text messages and character by character (real time text) + * \arg \b HTML: URL's and web pages + * \arg \b MODEM: Modulated data encodings, such as T.38 and V.150 + * \arg \b IAX: Private frame type for the IAX protocol + * \arg \b CNG: Comfort noice frames + * \arg \b CONTROL:A control frame, subclass defined as AST_CONTROL_ + * \arg \b NULL: Empty, useless frame + * + * \par Files + * \arg frame.h Definitions + * \arg frame.c Function library + * \arg \ref Def_Channel Asterisk channels + * \section Def_ControlFrame Control Frames + * Control frames send signalling information between channels + * and devices. They are prefixed with AST_CONTROL_, like AST_CONTROL_FRAME_HANGUP + * \arg \b HANGUP The other end has hungup + * \arg \b RING Local ring + * \arg \b RINGING The other end is ringing + * \arg \b ANSWER The other end has answered + * \arg \b BUSY Remote end is busy + * \arg \b TAKEOFFHOOK Make it go off hook (what's "it" ? ) + * \arg \b OFFHOOK Line is off hook + * \arg \b CONGESTION Congestion (circuit is busy, not available) + * \arg \b FLASH Other end sends flash hook + * \arg \b WINK Other end sends wink + * \arg \b OPTION Send low-level option + * \arg \b RADIO_KEY Key radio (see app_rpt.c) + * \arg \b RADIO_UNKEY Un-key radio (see app_rpt.c) + * \arg \b PROGRESS Other end indicates call progress + * \arg \b PROCEEDING Indicates proceeding + * \arg \b HOLD Call is placed on hold + * \arg \b UNHOLD Call is back from hold + * \arg \b VIDUPDATE Video update requested + * \arg \b SRCUPDATE The source of media has changed + * \arg \b CONNECTED_LINE Connected line has changed + * \arg \b REDIRECTING Call redirecting information has changed. + */ /*! * \brief Frame types @@ -320,6 +322,8 @@ enum ast_control_frame_type { AST_CONTROL_T38 = 19, /*!< T38 state change request/notification */ AST_CONTROL_SRCUPDATE = 20, /*!< Indicate source of media has changed */ AST_CONTROL_TRANSFER = 21, /*!< Indicate status of a transfer request */ + AST_CONTROL_CONNECTED_LINE = 22, /*!< Indicate connected line has changed */ + AST_CONTROL_REDIRECTING = 23 /*!< Indicate redirecting id has changed */ }; enum ast_control_t38 { |