Asterisk - The Open Source Telephony Project
21.4.1
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Translate between signed linear and LPC10 (Linear Predictor Code) More...
#include "asterisk.h"
#include "asterisk/translate.h"
#include "asterisk/config.h"
#include "asterisk/module.h"
#include "asterisk/utils.h"
#include "asterisk/linkedlists.h"
#include <lpc10.h>
#include "asterisk/slin.h"
#include "ex_lpc10.h"
Go to the source code of this file.
Data Structures | |
struct | lpc10_coder_pvt |
Macros | |
#define | BUFFER_SAMPLES 8000 |
#define | LPC10_BYTES_IN_COMPRESSED_FRAME (LPC10_BITS_IN_COMPRESSED_FRAME + 7)/8 |
Functions | |
static void | __reg_module (void) |
static void | __unreg_module (void) |
struct ast_module * | AST_MODULE_SELF_SYM (void) |
static void | build_bits (unsigned char *c, INT32 *bits) |
static void | extract_bits (INT32 *bits, unsigned char *c) |
static int | lintolpc10_framein (struct ast_trans_pvt *pvt, struct ast_frame *f) |
static struct ast_frame * | lintolpc10_frameout (struct ast_trans_pvt *pvt) |
static int | load_module (void) |
static int | lpc10_dec_new (struct ast_trans_pvt *pvt) |
static void | lpc10_destroy (struct ast_trans_pvt *arg) |
static int | lpc10_enc_new (struct ast_trans_pvt *pvt) |
static int | lpc10tolin_framein (struct ast_trans_pvt *pvt, struct ast_frame *f) |
static int | unload_module (void) |
Variables | |
static struct ast_module_info | __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "LPC10 2.4kbps 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" , .support_level = AST_MODULE_SUPPORT_CORE, .load = load_module, .unload = unload_module, } |
static const struct ast_module_info * | ast_module_info = &__mod_info |
static struct ast_translator | lintolpc10 |
static struct ast_translator | lpc10tolin |
Translate between signed linear and LPC10 (Linear Predictor Code)
Definition in file codec_lpc10.c.