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#ifndef _ASTERISK_FRAME_H
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#define _ASTERISK_FRAME_H
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C" {
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#endif
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#include <sys/types.h>
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#include <sys/time.h>
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#ifndef __BYTE_ORDER
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#ifdef __linux__
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#include <endian.h>
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#elif defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__APPLE__)
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#if defined(__OpenBSD__)
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#include <machine/types.h>
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#endif
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#include <machine/endian.h>
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#define __BYTE_ORDER BYTE_ORDER
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#define __LITTLE_ENDIAN LITTLE_ENDIAN
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#define __BIG_ENDIAN BIG_ENDIAN
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#else
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#ifdef __LITTLE_ENDIAN__
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#define __BYTE_ORDER __LITTLE_ENDIAN
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#endif
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#if defined(i386) || defined(__i386__)
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#define __BYTE_ORDER __LITTLE_ENDIAN
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#endif
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#if defined(sun) && defined(unix) && defined(sparc)
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#define __BYTE_ORDER __BIG_ENDIAN
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#endif
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#endif
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#endif
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#ifndef __BYTE_ORDER
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#error Need to know endianess
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#endif
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00064 struct ast_frame {
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00066 int frametype;
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00068 int subclass;
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00070 int datalen;
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00072 int samples;
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00074 int mallocd;
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00076 int offset;
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00078 char *
src;
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00080 void *
data;
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00082 struct timeval delivery;
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00084 struct ast_frame *
prev;
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00086 struct ast_frame *
next;
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00088
00089
00090 };
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00092 struct ast_frame_chain {
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00094 struct ast_frame *
fr;
00095 struct ast_frame_chain *
next;
00096 };
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00098 #define AST_FRIENDLY_OFFSET 64
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00100
00101 #define AST_MIN_OFFSET 32
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00103
00104 #define AST_MALLOCD_HDR (1 << 0)
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00106 #define AST_MALLOCD_DATA (1 << 1)
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00108 #define AST_MALLOCD_SRC (1 << 2)
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00110
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00112 #define AST_FRAME_DTMF 1
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00114 #define AST_FRAME_VOICE 2
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00116 #define AST_FRAME_VIDEO 3
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00118 #define AST_FRAME_CONTROL 4
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00120 #define AST_FRAME_NULL 5
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00122 #define AST_FRAME_IAX 6
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00124 #define AST_FRAME_TEXT 7
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00126 #define AST_FRAME_IMAGE 8
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00128 #define AST_FRAME_HTML 9
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00130
00131
00132 #define AST_HTML_URL 1
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00134 #define AST_HTML_DATA 2
00135
00136 #define AST_HTML_BEGIN 4
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00138 #define AST_HTML_END 8
00139
00140 #define AST_HTML_LDCOMPLETE 16
00141
00142 #define AST_HTML_NOSUPPORT 17
00143
00144 #define AST_HTML_LINKURL 18
00145
00146 #define AST_HTML_UNLINK 19
00147
00148 #define AST_HTML_LINKREJECT 20
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00150
00151
00152 #define AST_FORMAT_G723_1 (1 << 0)
00153
00154 #define AST_FORMAT_GSM (1 << 1)
00155
00156 #define AST_FORMAT_ULAW (1 << 2)
00157
00158 #define AST_FORMAT_ALAW (1 << 3)
00159
00160 #define AST_FORMAT_G726 (1 << 4)
00161
00162 #define AST_FORMAT_ADPCM (1 << 5)
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00164 #define AST_FORMAT_SLINEAR (1 << 6)
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00166 #define AST_FORMAT_LPC10 (1 << 7)
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00168 #define AST_FORMAT_G729A (1 << 8)
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00170 #define AST_FORMAT_SPEEX (1 << 9)
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00172 #define AST_FORMAT_ILBC (1 << 10)
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00174 #define AST_FORMAT_MAX_AUDIO (1 << 15)
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00176 #define AST_FORMAT_JPEG (1 << 16)
00177
00178 #define AST_FORMAT_PNG (1 << 17)
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00180 #define AST_FORMAT_H261 (1 << 18)
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00182 #define AST_FORMAT_H263 (1 << 19)
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00184 #define AST_FORMAT_MAX_VIDEO (1 << 24)
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00186
00187
00188 #define AST_CONTROL_HANGUP 1
00189
00190 #define AST_CONTROL_RING 2
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00192 #define AST_CONTROL_RINGING 3
00193
00194 #define AST_CONTROL_ANSWER 4
00195
00196 #define AST_CONTROL_BUSY 5
00197
00198 #define AST_CONTROL_TAKEOFFHOOK 6
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00200 #define AST_CONTROL_OFFHOOK 7
00201
00202 #define AST_CONTROL_CONGESTION 8
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00204 #define AST_CONTROL_FLASH 9
00205
00206 #define AST_CONTROL_WINK 10
00207
00208 #define AST_CONTROL_OPTION 11
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00210 #define AST_CONTROL_RADIO_KEY 12
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00212 #define AST_CONTROL_RADIO_UNKEY 13
00213
00214 #define AST_CONTROL_PROGRESS 14
00215
00216 #define AST_CONTROL_PROCEEDING 15
00217
00218 #define AST_SMOOTHER_FLAG_G729 (1 << 0)
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00220
00221 #define AST_OPTION_FLAG_REQUEST 0
00222 #define AST_OPTION_FLAG_ACCEPT 1
00223 #define AST_OPTION_FLAG_REJECT 2
00224 #define AST_OPTION_FLAG_QUERY 4
00225 #define AST_OPTION_FLAG_ANSWER 5
00226 #define AST_OPTION_FLAG_WTF 6
00227
00228
00229
00230 #define AST_OPTION_TONE_VERIFY 1
00231
00232
00233 #define AST_OPTION_TDD 2
00234
00235
00236 #define AST_OPTION_RELAXDTMF 3
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00238
00239 #define AST_OPTION_AUDIO_MODE 4
00240
00241 struct ast_option_header {
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00243
#if __BYTE_ORDER == __BIG_ENDIAN
00244 u_int16_t
flag:3;
00245 u_int16_t
option:13;
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#else
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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u_int16_t
option:13;
00249 u_int16_t
flag:3;
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#else
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#error Byte order not defined
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#endif
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#endif
00254 u_int8_t
data[0];
00255 };
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#if 0
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struct ast_frame *ast_fralloc(
char *source,
int len);
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#endif
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void ast_frfree(
struct ast_frame *fr);
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struct ast_frame *
ast_frisolate(
struct ast_frame *fr);
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struct ast_frame *
ast_frdup(
struct ast_frame *fr);
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#if 0
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void ast_frchain(
struct ast_frame_chain *fc);
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#endif
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struct ast_frame *
ast_fr_fdread(
int fd);
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int ast_fr_fdwrite(
int fd,
struct ast_frame *frame);
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int ast_fr_fdhangup(
int fd);
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extern char*
ast_getformatname(
int format);
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extern char*
ast_getformatname_multiple(
char *buf,
unsigned n,
int format);
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extern int ast_getformatbyname(
char *name);
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extern char *
ast_codec2str(
int codec);
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extern int ast_best_codec(
int fmts);
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struct ast_smoother;
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extern struct ast_smoother *
ast_smoother_new(
int bytes);
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extern void ast_smoother_set_flags(
struct ast_smoother *smoother,
int flags);
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extern int ast_smoother_get_flags(
struct ast_smoother *smoother);
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extern void ast_smoother_free(
struct ast_smoother *s);
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extern void ast_smoother_reset(
struct ast_smoother *s,
int bytes);
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extern int ast_smoother_feed(
struct ast_smoother *s,
struct ast_frame *f);
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extern struct ast_frame *
ast_smoother_read(
struct ast_smoother *s);
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extern void ast_frame_dump(
char *name,
struct ast_frame *f,
char *prefix);
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#endif