?? frame.h
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/* * libiax: An implementation of the Inter-Asterisk eXchange protocol * * Asterisk internal frame definitions. * * Copyright (C) 1999, Mark Spencer * * Mark Spencer <markster@linux-support.net> * * This program is free software, distributed under the terms of * the GNU Lesser General Public License. Other components of * Asterisk are distributed under The GNU General Public License * only. */#ifndef _ASTERISK_FRAME_H#define _ASTERISK_FRAME_H#if defined(__cplusplus) || defined(c_plusplus)extern "C" {#endif/* Frame types */#define AST_FRAME_DTMF 1 /* A DTMF digit, subclass is the digit */#define AST_FRAME_VOICE 2 /* Voice data, subclass is AST_FORMAT_* */#define AST_FRAME_VIDEO 3 /* Video frame, maybe?? :) */#define AST_FRAME_CONTROL 4 /* A control frame, subclass is AST_CONTROL_* */#define AST_FRAME_NULL 5 /* An empty, useless frame */#define AST_FRAME_IAX 6 /* Inter Aterisk Exchange private frame type */#define AST_FRAME_TEXT 7 /* Text messages */#define AST_FRAME_IMAGE 8 /* Image Frames */#define AST_FRAME_HTML 9 /* HTML Frames *//* HTML subclasses */#define AST_HTML_URL 1 /* Sending a URL */#define AST_HTML_DATA 2 /* Data frame */#define AST_HTML_BEGIN 4 /* Beginning frame */#define AST_HTML_END 8 /* End frame */#define AST_HTML_LDCOMPLETE 16 /* Load is complete */#define AST_HTML_NOSUPPORT 17 /* Peer is unable to support HTML */#define AST_HTML_LINKURL 18 /* Send URL and track */#define AST_HTML_UNLINK 19 /* Request no more linkage */#define AST_HTML_LINKREJECT 20 /* Reject LINKURL *//* Data formats for capabilities and frames alike */#define AST_FORMAT_G723_1 (1 << 0) /* G.723.1 compression */#define AST_FORMAT_GSM (1 << 1) /* GSM compression */#define AST_FORMAT_ULAW (1 << 2) /* Raw mu-law data (G.711) */#define AST_FORMAT_ALAW (1 << 3) /* Raw A-law data (G.711) */#define AST_FORMAT_MP3 (1 << 4) /* MPEG-2 layer 3 */#define AST_FORMAT_ADPCM (1 << 5) /* ADPCM (whose?) */#define AST_FORMAT_SLINEAR (1 << 6) /* Raw 16-bit Signed Linear (8000 Hz) PCM */#define AST_FORMAT_LPC10 (1 << 7) /* LPC10, 180 samples/frame */#define AST_FORMAT_MAX_AUDIO (1 << 15) /* Maximum audio format */#define AST_FORMAT_JPEG (1 << 16) /* JPEG Images */#define AST_FORMAT_PNG (1 << 17) /* PNG Images */#define AST_FORMAT_H261 (1 << 18) /* H.261 Video */#define AST_FORMAT_H263 (1 << 19) /* H.263 Video *//* Control frame types */#define AST_CONTROL_HANGUP 1 /* Other end has hungup */#define AST_CONTROL_RING 2 /* Local ring */#define AST_CONTROL_RINGING 3 /* Remote end is ringing */#define AST_CONTROL_ANSWER 4 /* Remote end has answered */#define AST_CONTROL_BUSY 5 /* Remote end is busy */#define AST_CONTROL_TAKEOFFHOOK 6 /* Make it go off hook */#define AST_CONTROL_OFFHOOK 7 /* Line is off hook */#define AST_CONTROL_CONGESTION 8 /* Congestion (circuits busy) */#define AST_CONTROL_FLASH 9 /* Flash hook */#define AST_CONTROL_WINK 10 /* Wink */#define AST_CONTROL_OPTION 11 /* Set an option */#if defined(__cplusplus) || defined(c_plusplus)}#endif#endif
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