Asterisk - The Open Source Telephony Project  21.4.1
Data Structures | Macros | Functions | Variables
asterisk-opus-a959f072d3f364be983dd27e6e250b038aaef747/codecs/codec_opus_open_source.c File Reference

Translate between signed linear and Opus (Open Codec) More...

#include "asterisk.h"
#include "asterisk/astobj2.h"
#include "asterisk/cli.h"
#include "asterisk/codec.h"
#include "asterisk/format.h"
#include "asterisk/frame.h"
#include "asterisk/linkedlists.h"
#include "asterisk/lock.h"
#include "asterisk/logger.h"
#include "asterisk/module.h"
#include "asterisk/translate.h"
#include "asterisk/utils.h"
#include <opus/opus.h>
#include "asterisk/opus.h"
#include "asterisk/slin.h"
#include "ex_opus.h"

Go to the source code of this file.

Data Structures

struct  codec_usage
 
struct  opus_attr
 Opus attribute structure. More...
 
struct  opus_coder_pvt
 

Macros

#define BUFFER_SAMPLES   5760
 
#define MAX_CHANNELS   2
 
#define OPUS_SAMPLES   960
 

Functions

static void __reg_module (void)
 
static void __unreg_module (void)
 
struct ast_moduleAST_MODULE_SELF_SYM (void)
 
static char * handle_cli_opus_show (struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
 
static void lintoopus_destroy (struct ast_trans_pvt *arg)
 
static int lintoopus_framein (struct ast_trans_pvt *pvt, struct ast_frame *f)
 
static struct ast_framelintoopus_frameout (struct ast_trans_pvt *pvt)
 
static int lintoopus_new (struct ast_trans_pvt *pvt)
 
static int load_module (void)
 
static int opus_decoder_construct (struct ast_trans_pvt *pvt, struct ast_frame *f)
 
static int opus_encoder_construct (struct ast_trans_pvt *pvt, int sampling_rate)
 
static int opus_samples (struct ast_frame *frame)
 
static void opustolin_destroy (struct ast_trans_pvt *arg)
 
static int opustolin_framein (struct ast_trans_pvt *pvt, struct ast_frame *f)
 
static int opustolin_new (struct ast_trans_pvt *pvt)
 
static int reload (void)
 
static int unload_module (void)
 

Variables

static struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Opus Coder/Decoder" , .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 = "da6642af068ee5e6490c5b1d2cc1d238" , .load = load_module, .unload = unload_module, .reload = reload, }
 
static const struct ast_module_infoast_module_info = &__mod_info
 
static struct ast_cli_entry cli []
 
static struct ast_translator lin12toopus
 
static struct ast_translator lin16toopus
 
static struct ast_translator lin24toopus
 
static struct ast_translator lin48toopus
 
static struct ast_translator lintoopus
 
static struct ast_codecopus_codec
 
static int(* opus_samples_previous )(struct ast_frame *frame)
 
static struct ast_translator opustolin
 
static struct ast_translator opustolin12
 
static struct ast_translator opustolin16
 
static struct ast_translator opustolin24
 
static struct ast_translator opustolin48
 
static struct codec_usage usage
 

Detailed Description

Translate between signed linear and Opus (Open Codec)

Author
Lorenzo Miniero loren.nosp@m.zo@m.nosp@m.eetec.nosp@m.ho.c.nosp@m.om
Note
This work was motivated by Mozilla
ExtRef:
http://www.opus-codec.org/docs/html_api-1.1.0/

Definition in file asterisk-opus-a959f072d3f364be983dd27e6e250b038aaef747/codecs/codec_opus_open_source.c.

Variable Documentation

struct ast_cli_entry cli[]
static
Initial value:
= {
{ .handler = handle_cli_opus_show , .summary = "Display Opus codec utilization." ,}
}

Definition at line 785 of file asterisk-opus-a959f072d3f364be983dd27e6e250b038aaef747/codecs/codec_opus_open_source.c.