ITU G.722.1 Annex C (Siren14, licensed from Polycom) format, 48kbps bitrate only. More...
#include "asterisk.h"
#include "asterisk/mod_format.h"
#include "asterisk/module.h"
#include "asterisk/endian.h"
Go to the source code of this file.
Macros | |
#define | BUF_SIZE 120 /* 20 milliseconds == 120 bytes, 640 samples */ |
#define | BYTES_TO_SAMPLES(x) ((typeof(x)) x * ((float) 640 / 120)) |
#define | SAMPLES_TO_BYTES(x) ((typeof(x)) x / ((float) 640 / 120)) |
Functions | |
static void | __reg_module (void) |
static void | __unreg_module (void) |
static int | load_module (void) |
static struct ast_frame * | siren14read (struct ast_filestream *s, int *whennext) |
static int | siren14seek (struct ast_filestream *fs, off_t sample_offset, int whence) |
static off_t | siren14tell (struct ast_filestream *fs) |
static int | siren14trunc (struct ast_filestream *fs) |
static int | siren14write (struct ast_filestream *fs, struct ast_frame *f) |
static int | unload_module (void) |
Variables | |
static struct ast_module_info | __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "ITU G.722.1 Annex C (Siren14, licensed from Polycom)" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = "ac1f6a56484a8820659555499174e588" , .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_APP_DEPEND } |
static struct ast_module_info * | ast_module_info = &__mod_info |
static struct ast_format | siren14_f |
ITU G.722.1 Annex C (Siren14, licensed from Polycom) format, 48kbps bitrate only.
Definition in file format_siren14.c.
#define BUF_SIZE 120 /* 20 milliseconds == 120 bytes, 640 samples */ |
Definition at line 38 of file format_siren14.c.
Referenced by siren14read().
#define BYTES_TO_SAMPLES | ( | x | ) | ((typeof(x)) x * ((float) 640 / 120)) |
Definition at line 40 of file format_siren14.c.
Referenced by siren14read(), and siren14tell().
#define SAMPLES_TO_BYTES | ( | x | ) | ((typeof(x)) x / ((float) 640 / 120)) |
Definition at line 39 of file format_siren14.c.
Referenced by siren14seek().
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Definition at line 167 of file format_siren14.c.
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Definition at line 167 of file format_siren14.c.
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Definition at line 150 of file format_siren14.c.
References ast_format_register, AST_MODULE_LOAD_DECLINE, and AST_MODULE_LOAD_SUCCESS.
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Definition at line 42 of file format_siren14.c.
References AST_FORMAT_SIREN14, AST_FRAME_SET_BUFFER, AST_FRAME_VOICE, AST_FRIENDLY_OFFSET, ast_log(), ast_filestream::buf, BUF_SIZE, BYTES_TO_SAMPLES, ast_frame_subclass::codec, ast_frame::data, ast_frame::datalen, errno, ast_filestream::f, ast_filestream::fr, ast_frame::frametype, LOG_WARNING, ast_frame::mallocd, ast_frame::ptr, ast_frame::samples, and ast_frame::subclass.
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Definition at line 79 of file format_siren14.c.
References ast_log(), AST_LOG_WARNING, errno, ast_filestream::f, ast_frame::offset, SAMPLES_TO_BYTES, and SEEK_FORCECUR.
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Definition at line 133 of file format_siren14.c.
References BYTES_TO_SAMPLES, and ast_filestream::f.
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Definition at line 116 of file format_siren14.c.
References ast_log(), AST_LOG_WARNING, errno, and ast_filestream::f.
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Definition at line 60 of file format_siren14.c.
References AST_FORMAT_SIREN14, AST_FRAME_VOICE, ast_getformatname(), ast_log(), ast_frame_subclass::codec, ast_frame::data, ast_frame::datalen, errno, ast_filestream::f, ast_frame::frametype, LOG_WARNING, ast_frame::ptr, and ast_frame::subclass.
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Definition at line 158 of file format_siren14.c.
References ast_format_unregister(), and ast_format::name.
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Definition at line 167 of file format_siren14.c.
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Definition at line 167 of file format_siren14.c.
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Definition at line 138 of file format_siren14.c.