Asterisk - The Open Source Telephony Project
21.4.1
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Work with WAV in the proprietary Microsoft format. Microsoft WAV format (8000hz Signed Linear) More...
#include "asterisk.h"
#include "asterisk/mod_format.h"
#include "asterisk/module.h"
#include "asterisk/endian.h"
#include "asterisk/format_cache.h"
#include "asterisk/format.h"
#include "asterisk/codec.h"
Go to the source code of this file.
Data Structures | |
struct | wav_desc |
Macros | |
#define | BLOCKSIZE 160 |
#define | WAV_BUF_SIZE 320 |
#define | WAV_HEADER_SIZE 44 |
Functions | |
static void | __reg_module (void) |
static void | __unreg_module (void) |
struct ast_module * | AST_MODULE_SELF_SYM (void) |
static int | check_header (FILE *f, int hz) |
static int | check_header_fmt (FILE *f, int hsize, int hz) |
static int | load_module (void) |
static int | unload_module (void) |
static int | update_header (FILE *f) |
static void | wav_close (struct ast_filestream *s) |
static int | wav_open (struct ast_filestream *s) |
static struct ast_frame * | wav_read (struct ast_filestream *s, int *whennext) |
static int | wav_rewrite (struct ast_filestream *s, const char *comment) |
static int | wav_seek (struct ast_filestream *fs, off_t sample_offset, int whence) |
static off_t | wav_tell (struct ast_filestream *fs) |
static int | wav_trunc (struct ast_filestream *fs) |
static int | wav_write (struct ast_filestream *fs, struct ast_frame *f) |
static int | write_header (FILE *f, int writehz) |
Variables | |
static struct ast_module_info | __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "Microsoft WAV/WAV16 format (8kHz/16kHz Signed Linear)" , .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, .load_pri = AST_MODPRI_APP_DEPEND } |
static const struct ast_module_info * | ast_module_info = &__mod_info |
static struct ast_format_def | wav16_f |
static struct ast_format_def | wav_f |
Work with WAV in the proprietary Microsoft format. Microsoft WAV format (8000hz Signed Linear)
Definition in file format_wav.c.