1999-11-21 02:26:43 +00:00
|
|
|
/*
|
|
|
|
* Asterisk -- A telephony toolkit for Linux.
|
|
|
|
*
|
|
|
|
* Frame manipulation routines
|
|
|
|
*
|
2005-01-21 07:06:25 +00:00
|
|
|
* Copyright (C) 1999 - 2005, Digium, Inc.
|
1999-11-21 02:26:43 +00:00
|
|
|
*
|
2004-12-03 23:46:09 +00:00
|
|
|
* Mark Spencer <markster@digium.com>
|
1999-11-21 02:26:43 +00:00
|
|
|
*
|
|
|
|
* This program is free software, distributed under the terms of
|
|
|
|
* the GNU General Public License
|
|
|
|
*/
|
|
|
|
|
2003-02-05 19:26:49 +00:00
|
|
|
#include <asterisk/lock.h>
|
1999-11-21 02:26:43 +00:00
|
|
|
#include <asterisk/frame.h>
|
|
|
|
#include <asterisk/logger.h>
|
2000-01-07 10:54:40 +00:00
|
|
|
#include <asterisk/options.h>
|
2004-12-02 21:57:45 +00:00
|
|
|
#include <asterisk/channel.h>
|
2001-10-04 20:02:12 +00:00
|
|
|
#include <asterisk/cli.h>
|
2003-03-12 06:00:18 +00:00
|
|
|
#include <asterisk/term.h>
|
2004-05-09 07:51:44 +00:00
|
|
|
#include <asterisk/utils.h>
|
1999-11-21 02:26:43 +00:00
|
|
|
#include <stdlib.h>
|
2000-01-07 10:54:40 +00:00
|
|
|
#include <unistd.h>
|
1999-11-21 02:26:43 +00:00
|
|
|
#include <string.h>
|
2001-05-04 00:18:05 +00:00
|
|
|
#include <errno.h>
|
2003-03-19 06:00:11 +00:00
|
|
|
#include <stdio.h>
|
2001-10-04 20:02:12 +00:00
|
|
|
#include "asterisk.h"
|
|
|
|
|
|
|
|
#ifdef TRACE_FRAMES
|
|
|
|
static int headers = 0;
|
|
|
|
static struct ast_frame *headerlist = NULL;
|
2004-06-09 01:45:08 +00:00
|
|
|
AST_MUTEX_DEFINE_STATIC(framelock);
|
2001-10-04 20:02:12 +00:00
|
|
|
#endif
|
|
|
|
|
2002-06-19 02:35:40 +00:00
|
|
|
#define SMOOTHER_SIZE 8000
|
|
|
|
|
2004-12-02 21:57:45 +00:00
|
|
|
struct ast_format_list {
|
|
|
|
int visible; /* Can we see this entry */
|
|
|
|
int bits; /* bitmask value */
|
|
|
|
char *name; /* short name */
|
|
|
|
char *desc; /* Description */
|
|
|
|
};
|
|
|
|
|
2002-06-19 02:35:40 +00:00
|
|
|
struct ast_smoother {
|
|
|
|
int size;
|
|
|
|
int format;
|
|
|
|
int readdata;
|
2003-02-16 06:00:12 +00:00
|
|
|
int optimizablestream;
|
2004-03-14 18:01:29 +00:00
|
|
|
int flags;
|
2003-02-05 19:26:49 +00:00
|
|
|
float samplesperbyte;
|
2002-06-19 02:35:40 +00:00
|
|
|
struct ast_frame f;
|
2004-03-13 03:52:14 +00:00
|
|
|
struct timeval delivery;
|
2002-06-19 02:35:40 +00:00
|
|
|
char data[SMOOTHER_SIZE];
|
|
|
|
char framedata[SMOOTHER_SIZE + AST_FRIENDLY_OFFSET];
|
2003-02-16 06:00:12 +00:00
|
|
|
struct ast_frame *opt;
|
2002-06-19 02:35:40 +00:00
|
|
|
int len;
|
|
|
|
};
|
|
|
|
|
2003-02-05 19:26:49 +00:00
|
|
|
void ast_smoother_reset(struct ast_smoother *s, int size)
|
|
|
|
{
|
|
|
|
memset(s, 0, sizeof(struct ast_smoother));
|
|
|
|
s->size = size;
|
|
|
|
}
|
|
|
|
|
2002-06-19 02:35:40 +00:00
|
|
|
struct ast_smoother *ast_smoother_new(int size)
|
|
|
|
{
|
|
|
|
struct ast_smoother *s;
|
2002-09-03 15:11:04 +00:00
|
|
|
if (size < 1)
|
|
|
|
return NULL;
|
2002-06-19 02:35:40 +00:00
|
|
|
s = malloc(sizeof(struct ast_smoother));
|
2003-02-05 19:26:49 +00:00
|
|
|
if (s)
|
|
|
|
ast_smoother_reset(s, size);
|
2002-06-19 02:35:40 +00:00
|
|
|
return s;
|
|
|
|
}
|
|
|
|
|
2004-03-14 18:01:29 +00:00
|
|
|
int ast_smoother_get_flags(struct ast_smoother *s)
|
|
|
|
{
|
|
|
|
return s->flags;
|
|
|
|
}
|
|
|
|
|
|
|
|
void ast_smoother_set_flags(struct ast_smoother *s, int flags)
|
|
|
|
{
|
|
|
|
s->flags = flags;
|
|
|
|
}
|
|
|
|
|
2002-06-19 02:35:40 +00:00
|
|
|
int ast_smoother_feed(struct ast_smoother *s, struct ast_frame *f)
|
|
|
|
{
|
|
|
|
if (f->frametype != AST_FRAME_VOICE) {
|
|
|
|
ast_log(LOG_WARNING, "Huh? Can't smooth a non-voice frame!\n");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
if (!s->format) {
|
|
|
|
s->format = f->subclass;
|
2003-02-05 19:26:49 +00:00
|
|
|
s->samplesperbyte = (float)f->samples / (float)f->datalen;
|
2002-06-19 02:35:40 +00:00
|
|
|
} else if (s->format != f->subclass) {
|
|
|
|
ast_log(LOG_WARNING, "Smoother was working on %d format frames, now trying to feed %d?\n", s->format, f->subclass);
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
if (s->len + f->datalen > SMOOTHER_SIZE) {
|
|
|
|
ast_log(LOG_WARNING, "Out of smoother space\n");
|
|
|
|
return -1;
|
|
|
|
}
|
2004-03-14 21:01:13 +00:00
|
|
|
if (((f->datalen == s->size) || ((f->datalen < 10) && (s->flags & AST_SMOOTHER_FLAG_G729)))
|
2004-03-14 18:01:29 +00:00
|
|
|
&& !s->opt && (f->offset >= AST_MIN_OFFSET)) {
|
2003-02-16 06:00:12 +00:00
|
|
|
if (!s->len) {
|
|
|
|
/* Optimize by sending the frame we just got
|
|
|
|
on the next read, thus eliminating the douple
|
|
|
|
copy */
|
|
|
|
s->opt = f;
|
|
|
|
return 0;
|
|
|
|
} else {
|
|
|
|
s->optimizablestream++;
|
|
|
|
if (s->optimizablestream > 10) {
|
|
|
|
/* For the past 10 rounds, we have input and output
|
|
|
|
frames of the correct size for this smoother, yet
|
|
|
|
we were unable to optimize because there was still
|
|
|
|
some cruft left over. Lets just drop the cruft so
|
|
|
|
we can move to a fully optimized path */
|
|
|
|
s->len = 0;
|
|
|
|
s->opt = f;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else
|
|
|
|
s->optimizablestream = 0;
|
2004-03-14 18:01:29 +00:00
|
|
|
if (s->flags & AST_SMOOTHER_FLAG_G729) {
|
|
|
|
if (s->len % 10) {
|
|
|
|
ast_log(LOG_NOTICE, "Dropping extra frame of G.729 since we already have a VAD frame at the end\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
2002-06-19 02:35:40 +00:00
|
|
|
memcpy(s->data + s->len, f->data, f->datalen);
|
2004-04-22 03:02:27 +00:00
|
|
|
/* If either side is empty, reset the delivery time */
|
|
|
|
if (!s->len || (!f->delivery.tv_sec && !f->delivery.tv_usec) ||
|
|
|
|
(!s->delivery.tv_sec && !s->delivery.tv_usec))
|
2004-03-13 03:52:14 +00:00
|
|
|
s->delivery = f->delivery;
|
2002-06-19 02:35:40 +00:00
|
|
|
s->len += f->datalen;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
struct ast_frame *ast_smoother_read(struct ast_smoother *s)
|
|
|
|
{
|
2003-02-16 06:00:12 +00:00
|
|
|
struct ast_frame *opt;
|
2004-03-14 18:01:29 +00:00
|
|
|
int len;
|
2003-02-16 06:00:12 +00:00
|
|
|
/* IF we have an optimization frame, send it */
|
|
|
|
if (s->opt) {
|
2004-07-19 15:52:57 +00:00
|
|
|
if (s->opt->offset < AST_FRIENDLY_OFFSET)
|
|
|
|
ast_log(LOG_WARNING, "Returning a frame of inappropriate offset (%d).",
|
|
|
|
s->opt->offset);
|
2003-02-16 06:00:12 +00:00
|
|
|
opt = s->opt;
|
|
|
|
s->opt = NULL;
|
|
|
|
return opt;
|
|
|
|
}
|
|
|
|
|
2002-06-19 02:35:40 +00:00
|
|
|
/* Make sure we have enough data */
|
2002-09-03 15:11:04 +00:00
|
|
|
if (s->len < s->size) {
|
2004-03-14 18:01:29 +00:00
|
|
|
/* Or, if this is a G.729 frame with VAD on it, send it immediately anyway */
|
|
|
|
if (!((s->flags & AST_SMOOTHER_FLAG_G729) && (s->size % 10)))
|
|
|
|
return NULL;
|
2002-09-03 15:11:04 +00:00
|
|
|
}
|
2004-03-14 18:01:29 +00:00
|
|
|
len = s->size;
|
|
|
|
if (len > s->len)
|
|
|
|
len = s->len;
|
2002-06-19 02:35:40 +00:00
|
|
|
/* Make frame */
|
|
|
|
s->f.frametype = AST_FRAME_VOICE;
|
|
|
|
s->f.subclass = s->format;
|
2002-09-03 15:11:04 +00:00
|
|
|
s->f.data = s->framedata + AST_FRIENDLY_OFFSET;
|
2002-06-19 02:35:40 +00:00
|
|
|
s->f.offset = AST_FRIENDLY_OFFSET;
|
2004-03-14 18:01:29 +00:00
|
|
|
s->f.datalen = len;
|
|
|
|
/* Samples will be improper given VAD, but with VAD the concept really doesn't even exist */
|
|
|
|
s->f.samples = len * s->samplesperbyte;
|
2004-03-13 03:52:14 +00:00
|
|
|
s->f.delivery = s->delivery;
|
2002-06-19 02:35:40 +00:00
|
|
|
/* Fill Data */
|
2004-03-14 18:01:29 +00:00
|
|
|
memcpy(s->f.data, s->data, len);
|
|
|
|
s->len -= len;
|
2002-06-19 02:35:40 +00:00
|
|
|
/* Move remaining data to the front if applicable */
|
2004-03-13 03:52:14 +00:00
|
|
|
if (s->len) {
|
2004-03-14 18:01:29 +00:00
|
|
|
/* In principle this should all be fine because if we are sending
|
|
|
|
G.729 VAD, the next timestamp will take over anyawy */
|
|
|
|
memmove(s->data, s->data + len, s->len);
|
2004-04-22 03:02:27 +00:00
|
|
|
if (s->delivery.tv_sec || s->delivery.tv_usec) {
|
|
|
|
/* If we have delivery time, increment it, otherwise, leave it at 0 */
|
|
|
|
s->delivery.tv_sec += (len * s->samplesperbyte) / 8000.0;
|
|
|
|
s->delivery.tv_usec += (((int)(len * s->samplesperbyte)) % 8000) * 125;
|
|
|
|
if (s->delivery.tv_usec > 1000000) {
|
|
|
|
s->delivery.tv_usec -= 1000000;
|
|
|
|
s->delivery.tv_sec += 1;
|
|
|
|
}
|
2004-03-13 03:52:14 +00:00
|
|
|
}
|
|
|
|
}
|
2002-06-19 02:35:40 +00:00
|
|
|
/* Return frame */
|
|
|
|
return &s->f;
|
|
|
|
}
|
|
|
|
|
|
|
|
void ast_smoother_free(struct ast_smoother *s)
|
|
|
|
{
|
|
|
|
free(s);
|
|
|
|
}
|
|
|
|
|
2001-10-04 20:02:12 +00:00
|
|
|
static struct ast_frame *ast_frame_header_new(void)
|
|
|
|
{
|
|
|
|
struct ast_frame *f;
|
|
|
|
f = malloc(sizeof(struct ast_frame));
|
2002-06-19 02:35:40 +00:00
|
|
|
if (f)
|
|
|
|
memset(f, 0, sizeof(struct ast_frame));
|
2001-10-04 20:02:12 +00:00
|
|
|
#ifdef TRACE_FRAMES
|
|
|
|
if (f) {
|
|
|
|
headers++;
|
|
|
|
f->prev = NULL;
|
2003-08-13 15:25:16 +00:00
|
|
|
ast_mutex_lock(&framelock);
|
2001-10-04 20:02:12 +00:00
|
|
|
f->next = headerlist;
|
|
|
|
if (headerlist)
|
|
|
|
headerlist->prev = f;
|
|
|
|
headerlist = f;
|
2003-08-13 15:25:16 +00:00
|
|
|
ast_mutex_unlock(&framelock);
|
2001-10-04 20:02:12 +00:00
|
|
|
}
|
|
|
|
#endif
|
|
|
|
return f;
|
|
|
|
}
|
1999-11-21 02:26:43 +00:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Important: I should be made more efficient. Frame headers should
|
|
|
|
* most definitely be cached
|
|
|
|
*/
|
|
|
|
|
|
|
|
void ast_frfree(struct ast_frame *fr)
|
|
|
|
{
|
|
|
|
if (fr->mallocd & AST_MALLOCD_DATA) {
|
|
|
|
if (fr->data)
|
|
|
|
free(fr->data - fr->offset);
|
|
|
|
}
|
|
|
|
if (fr->mallocd & AST_MALLOCD_SRC) {
|
|
|
|
if (fr->src)
|
|
|
|
free(fr->src);
|
|
|
|
}
|
|
|
|
if (fr->mallocd & AST_MALLOCD_HDR) {
|
2001-10-04 20:02:12 +00:00
|
|
|
#ifdef TRACE_FRAMES
|
|
|
|
headers--;
|
2003-08-13 15:25:16 +00:00
|
|
|
ast_mutex_lock(&framelock);
|
2001-10-04 20:02:12 +00:00
|
|
|
if (fr->next)
|
|
|
|
fr->next->prev = fr->prev;
|
|
|
|
if (fr->prev)
|
|
|
|
fr->prev->next = fr->next;
|
|
|
|
else
|
|
|
|
headerlist = fr->next;
|
2003-08-13 15:25:16 +00:00
|
|
|
ast_mutex_unlock(&framelock);
|
2001-10-04 20:02:12 +00:00
|
|
|
#endif
|
1999-11-21 02:26:43 +00:00
|
|
|
free(fr);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
struct ast_frame *ast_frisolate(struct ast_frame *fr)
|
|
|
|
{
|
|
|
|
struct ast_frame *out;
|
|
|
|
if (!(fr->mallocd & AST_MALLOCD_HDR)) {
|
|
|
|
/* Allocate a new header if needed */
|
2001-10-04 20:02:12 +00:00
|
|
|
out = ast_frame_header_new();
|
1999-11-21 02:26:43 +00:00
|
|
|
if (!out) {
|
|
|
|
ast_log(LOG_WARNING, "Out of memory\n");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
out->frametype = fr->frametype;
|
|
|
|
out->subclass = fr->subclass;
|
|
|
|
out->datalen = 0;
|
2003-02-05 19:26:49 +00:00
|
|
|
out->samples = fr->samples;
|
1999-11-21 02:26:43 +00:00
|
|
|
out->offset = 0;
|
|
|
|
out->src = NULL;
|
|
|
|
out->data = NULL;
|
|
|
|
} else {
|
|
|
|
out = fr;
|
|
|
|
}
|
|
|
|
if (!(fr->mallocd & AST_MALLOCD_SRC)) {
|
|
|
|
if (fr->src)
|
|
|
|
out->src = strdup(fr->src);
|
|
|
|
} else
|
|
|
|
out->src = fr->src;
|
|
|
|
if (!(fr->mallocd & AST_MALLOCD_DATA)) {
|
2000-01-07 10:54:40 +00:00
|
|
|
out->data = malloc(fr->datalen + AST_FRIENDLY_OFFSET);
|
1999-11-21 02:26:43 +00:00
|
|
|
if (!out->data) {
|
2000-01-07 10:54:40 +00:00
|
|
|
free(out);
|
1999-11-21 02:26:43 +00:00
|
|
|
ast_log(LOG_WARNING, "Out of memory\n");
|
|
|
|
return NULL;
|
|
|
|
}
|
2000-01-07 10:54:40 +00:00
|
|
|
out->data += AST_FRIENDLY_OFFSET;
|
|
|
|
out->offset = AST_FRIENDLY_OFFSET;
|
|
|
|
out->datalen = fr->datalen;
|
|
|
|
memcpy(out->data, fr->data, fr->datalen);
|
1999-11-21 02:26:43 +00:00
|
|
|
}
|
|
|
|
out->mallocd = AST_MALLOCD_HDR | AST_MALLOCD_SRC | AST_MALLOCD_DATA;
|
|
|
|
return out;
|
|
|
|
}
|
2000-01-07 10:54:40 +00:00
|
|
|
|
|
|
|
struct ast_frame *ast_frdup(struct ast_frame *f)
|
|
|
|
{
|
2003-03-18 06:00:18 +00:00
|
|
|
struct ast_frame *out;
|
2004-04-28 17:54:01 +00:00
|
|
|
int len, srclen = 0;
|
2003-03-18 06:00:18 +00:00
|
|
|
void *buf;
|
|
|
|
/* Start with standard stuff */
|
|
|
|
len = sizeof(struct ast_frame) + AST_FRIENDLY_OFFSET + f->datalen;
|
|
|
|
/* If we have a source, add space for it */
|
2004-04-28 17:54:01 +00:00
|
|
|
if (f->src)
|
|
|
|
srclen = strlen(f->src);
|
|
|
|
if (srclen > 0)
|
|
|
|
len += srclen + 1;
|
2003-03-18 06:00:18 +00:00
|
|
|
buf = malloc(len);
|
|
|
|
if (!buf)
|
|
|
|
return NULL;
|
|
|
|
out = buf;
|
|
|
|
/* Set us as having malloc'd header only, so it will eventually
|
|
|
|
get freed. */
|
|
|
|
out->frametype = f->frametype;
|
|
|
|
out->subclass = f->subclass;
|
|
|
|
out->datalen = f->datalen;
|
|
|
|
out->samples = f->samples;
|
2004-03-13 03:52:14 +00:00
|
|
|
out->delivery = f->delivery;
|
2003-03-18 06:00:18 +00:00
|
|
|
out->mallocd = AST_MALLOCD_HDR;
|
|
|
|
out->offset = AST_FRIENDLY_OFFSET;
|
|
|
|
out->data = buf + sizeof(struct ast_frame) + AST_FRIENDLY_OFFSET;
|
2004-04-28 17:54:01 +00:00
|
|
|
if (srclen > 0) {
|
2003-03-18 06:00:18 +00:00
|
|
|
out->src = out->data + f->datalen;
|
|
|
|
/* Must have space since we allocated for it */
|
|
|
|
strcpy(out->src, f->src);
|
|
|
|
} else
|
|
|
|
out->src = NULL;
|
|
|
|
out->prev = NULL;
|
|
|
|
out->next = NULL;
|
|
|
|
memcpy(out->data, f->data, out->datalen);
|
|
|
|
return out;
|
2000-01-07 10:54:40 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
struct ast_frame *ast_fr_fdread(int fd)
|
|
|
|
{
|
2001-10-04 20:02:12 +00:00
|
|
|
char buf[65536];
|
2000-01-07 10:54:40 +00:00
|
|
|
int res;
|
2001-05-04 00:18:05 +00:00
|
|
|
int ttl = sizeof(struct ast_frame);
|
2000-01-07 10:54:40 +00:00
|
|
|
struct ast_frame *f = (struct ast_frame *)buf;
|
|
|
|
/* Read a frame directly from there. They're always in the
|
|
|
|
right format. */
|
|
|
|
|
2001-05-04 00:18:05 +00:00
|
|
|
while(ttl) {
|
|
|
|
res = read(fd, buf, ttl);
|
|
|
|
if (res < 0) {
|
|
|
|
ast_log(LOG_WARNING, "Bad read on %d: %s\n", fd, strerror(errno));
|
2000-01-07 10:54:40 +00:00
|
|
|
return NULL;
|
|
|
|
}
|
2001-05-04 00:18:05 +00:00
|
|
|
ttl -= res;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* read the frame header */
|
|
|
|
f->mallocd = 0;
|
|
|
|
/* Re-write data position */
|
|
|
|
f->data = buf + sizeof(struct ast_frame);
|
|
|
|
f->offset = 0;
|
|
|
|
/* Forget about being mallocd */
|
|
|
|
f->mallocd = 0;
|
|
|
|
/* Re-write the source */
|
|
|
|
f->src = __FUNCTION__;
|
|
|
|
if (f->datalen > sizeof(buf) - sizeof(struct ast_frame)) {
|
|
|
|
/* Really bad read */
|
|
|
|
ast_log(LOG_WARNING, "Strange read (%d bytes)\n", f->datalen);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
if (f->datalen) {
|
|
|
|
if ((res = read(fd, f->data, f->datalen)) != f->datalen) {
|
|
|
|
/* Bad read */
|
|
|
|
ast_log(LOG_WARNING, "How very strange, expected %d, got %d\n", f->datalen, res);
|
|
|
|
return NULL;
|
2000-01-07 10:54:40 +00:00
|
|
|
}
|
2001-05-04 00:18:05 +00:00
|
|
|
}
|
|
|
|
if ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_HANGUP)) {
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
return ast_frisolate(f);
|
2000-01-07 10:54:40 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Some convenient routines for sending frames to/from stream or datagram
|
|
|
|
sockets, pipes, etc (maybe even files) */
|
|
|
|
|
|
|
|
int ast_fr_fdwrite(int fd, struct ast_frame *frame)
|
|
|
|
{
|
|
|
|
/* Write the frame exactly */
|
|
|
|
if (write(fd, frame, sizeof(struct ast_frame)) != sizeof(struct ast_frame)) {
|
2001-05-04 00:18:05 +00:00
|
|
|
ast_log(LOG_WARNING, "Write error: %s\n", strerror(errno));
|
2000-01-07 10:54:40 +00:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
if (write(fd, frame->data, frame->datalen) != frame->datalen) {
|
2001-05-04 00:18:05 +00:00
|
|
|
ast_log(LOG_WARNING, "Write error: %s\n", strerror(errno));
|
2000-01-07 10:54:40 +00:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2001-05-04 00:18:05 +00:00
|
|
|
int ast_fr_fdhangup(int fd)
|
|
|
|
{
|
|
|
|
struct ast_frame hangup = {
|
|
|
|
AST_FRAME_CONTROL,
|
|
|
|
AST_CONTROL_HANGUP
|
|
|
|
};
|
|
|
|
return ast_fr_fdwrite(fd, &hangup);
|
|
|
|
}
|
|
|
|
|
2004-12-02 21:57:45 +00:00
|
|
|
static struct ast_format_list AST_FORMAT_LIST[] = {
|
|
|
|
{ 1, AST_FORMAT_G723_1 , "g723" , "G.723.1"},
|
|
|
|
{ 1, AST_FORMAT_GSM, "gsm" , "GSM"},
|
|
|
|
{ 1, AST_FORMAT_ULAW, "ulaw", "G.711 u-law" },
|
|
|
|
{ 1, AST_FORMAT_ALAW, "alaw", "G.711 A-law" },
|
|
|
|
{ 1, AST_FORMAT_G726, "g726", "G.726" },
|
|
|
|
{ 1, AST_FORMAT_ADPCM, "adpcm" , "ADPCM"},
|
|
|
|
{ 1, AST_FORMAT_SLINEAR, "slin", "16 bit Signed Linear PCM"},
|
|
|
|
{ 1, AST_FORMAT_LPC10, "lpc10", "LPC10" },
|
|
|
|
{ 1, AST_FORMAT_G729A, "g729", "G.729A" },
|
|
|
|
{ 1, AST_FORMAT_SPEEX, "speex", "SpeeX" },
|
|
|
|
{ 1, AST_FORMAT_ILBC, "ilbc", "iLBC"},
|
|
|
|
{ 0, 0, "nothing", "undefined" },
|
|
|
|
{ 0, 0, "nothing", "undefined" },
|
|
|
|
{ 0, 0, "nothing", "undefined" },
|
|
|
|
{ 0, 0, "nothing", "undefined" },
|
|
|
|
{ 0, AST_FORMAT_MAX_AUDIO, "maxaudio", "Maximum audio format" },
|
|
|
|
{ 1, AST_FORMAT_JPEG, "jpeg", "JPEG image"},
|
|
|
|
{ 1, AST_FORMAT_PNG, "png", "PNG image"},
|
|
|
|
{ 1, AST_FORMAT_H261, "h261", "H.261 Video" },
|
|
|
|
{ 1, AST_FORMAT_H263, "h263", "H.263 Video" },
|
|
|
|
{ 0, 0, "nothing", "undefined" },
|
|
|
|
{ 0, 0, "nothing", "undefined" },
|
|
|
|
{ 0, 0, "nothing", "undefined" },
|
|
|
|
{ 0, 0, "nothing", "undefined" },
|
|
|
|
{ 0, AST_FORMAT_MAX_VIDEO, "maxvideo", "Maximum video format" },
|
|
|
|
};
|
|
|
|
|
2005-01-26 02:46:26 +00:00
|
|
|
struct ast_format_list *ast_get_format_list_index(int index)
|
|
|
|
{
|
2004-12-02 21:57:45 +00:00
|
|
|
return &AST_FORMAT_LIST[index];
|
|
|
|
}
|
|
|
|
|
2005-01-26 02:46:26 +00:00
|
|
|
struct ast_format_list *ast_get_format_list(size_t *size)
|
|
|
|
{
|
2004-12-02 21:57:45 +00:00
|
|
|
*size = (sizeof(AST_FORMAT_LIST) / sizeof(struct ast_format_list));
|
|
|
|
return AST_FORMAT_LIST;
|
|
|
|
}
|
|
|
|
|
2003-08-16 05:10:35 +00:00
|
|
|
char* ast_getformatname(int format)
|
|
|
|
{
|
2004-12-02 21:57:45 +00:00
|
|
|
int x = 0;
|
|
|
|
char *ret = "unknown";
|
|
|
|
for (x = 0 ; x < sizeof(AST_FORMAT_LIST) / sizeof(struct ast_format_list) ; x++) {
|
|
|
|
if(AST_FORMAT_LIST[x].visible && AST_FORMAT_LIST[x].bits == format) {
|
|
|
|
ret = AST_FORMAT_LIST[x].name;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
char *ast_getformatname_multiple(char *buf, size_t size, int format) {
|
|
|
|
|
|
|
|
int x = 0;
|
2004-05-19 03:39:44 +00:00
|
|
|
unsigned len;
|
2004-12-02 21:57:45 +00:00
|
|
|
char *end = buf;
|
2004-05-19 03:39:44 +00:00
|
|
|
char *start = buf;
|
2004-12-02 21:57:45 +00:00
|
|
|
if (!size) return buf;
|
|
|
|
snprintf(end, size, "0x%x (", format);
|
|
|
|
len = strlen(end);
|
|
|
|
end += len;
|
|
|
|
size -= len;
|
|
|
|
start = end;
|
|
|
|
for (x = 0 ; x < sizeof(AST_FORMAT_LIST) / sizeof(struct ast_format_list) ; x++) {
|
|
|
|
if (AST_FORMAT_LIST[x].visible && (AST_FORMAT_LIST[x].bits & format)) {
|
|
|
|
snprintf(end, size,"%s|",AST_FORMAT_LIST[x].name);
|
|
|
|
len = strlen(end);
|
|
|
|
end += len;
|
|
|
|
size -= len;
|
2004-05-19 03:39:44 +00:00
|
|
|
}
|
|
|
|
}
|
2004-12-02 21:57:45 +00:00
|
|
|
if (start == end)
|
|
|
|
snprintf(start, size, "nothing)");
|
|
|
|
else if (size > 1)
|
|
|
|
*(end -1) = ')';
|
2004-05-19 03:39:44 +00:00
|
|
|
return buf;
|
|
|
|
}
|
|
|
|
|
2004-12-02 21:57:45 +00:00
|
|
|
static struct ast_codec_alias_table {
|
|
|
|
char *alias;
|
|
|
|
char *realname;
|
|
|
|
|
|
|
|
} ast_codec_alias_table[] = {
|
|
|
|
{"slinear","slin"},
|
|
|
|
{"g723.1","g723"},
|
|
|
|
};
|
|
|
|
|
|
|
|
static char *ast_expand_codec_alias(char *in) {
|
|
|
|
int x = 0;
|
|
|
|
|
|
|
|
for (x = 0; x < sizeof(ast_codec_alias_table) / sizeof(struct ast_codec_alias_table) ; x++) {
|
|
|
|
if(!strcmp(in,ast_codec_alias_table[x].alias))
|
|
|
|
return ast_codec_alias_table[x].realname;
|
|
|
|
}
|
|
|
|
return in;
|
|
|
|
}
|
|
|
|
|
2000-01-07 10:54:40 +00:00
|
|
|
int ast_getformatbyname(char *name)
|
|
|
|
{
|
2004-12-02 21:57:45 +00:00
|
|
|
int x = 0, all = 0, format = 0;
|
|
|
|
|
2004-12-08 00:55:31 +00:00
|
|
|
all = strcasecmp(name, "all") ? 0 : 1;
|
2004-12-02 21:57:45 +00:00
|
|
|
for (x = 0 ; x < sizeof(AST_FORMAT_LIST) / sizeof(struct ast_format_list) ; x++) {
|
|
|
|
if(AST_FORMAT_LIST[x].visible && (all ||
|
2004-12-08 00:55:31 +00:00
|
|
|
!strcasecmp(AST_FORMAT_LIST[x].name,name) ||
|
|
|
|
!strcasecmp(AST_FORMAT_LIST[x].name,ast_expand_codec_alias(name)))) {
|
2004-12-02 21:57:45 +00:00
|
|
|
format |= AST_FORMAT_LIST[x].bits;
|
|
|
|
if(!all)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return format;
|
2000-01-07 10:54:40 +00:00
|
|
|
}
|
2001-10-04 20:02:12 +00:00
|
|
|
|
2003-08-16 14:48:05 +00:00
|
|
|
char *ast_codec2str(int codec) {
|
2004-12-02 21:57:45 +00:00
|
|
|
int x = 0;
|
|
|
|
char *ret = "unknown";
|
|
|
|
for (x = 0 ; x < sizeof(AST_FORMAT_LIST) / sizeof(struct ast_format_list) ; x++) {
|
|
|
|
if(AST_FORMAT_LIST[x].visible && AST_FORMAT_LIST[x].bits == codec) {
|
|
|
|
ret = AST_FORMAT_LIST[x].desc;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return ret;
|
2003-08-16 14:48:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static int show_codecs(int fd, int argc, char *argv[])
|
|
|
|
{
|
|
|
|
int i, found=0;
|
2004-12-02 21:57:45 +00:00
|
|
|
char hex[25];
|
|
|
|
|
2003-08-16 14:48:05 +00:00
|
|
|
if ((argc < 2) || (argc > 3))
|
|
|
|
return RESULT_SHOWUSAGE;
|
|
|
|
|
2003-10-05 22:17:32 +00:00
|
|
|
if (getenv("I_AM_NOT_AN_IDIOT") == NULL)
|
2004-01-08 16:52:11 +00:00
|
|
|
ast_cli(fd, "Disclaimer: this command is for informational purposes only.\n"
|
|
|
|
"\tIt does not indicate anything about your configuration.\n");
|
2003-10-05 22:17:32 +00:00
|
|
|
|
2004-12-02 21:57:45 +00:00
|
|
|
ast_cli(fd, "%11s %9s %10s TYPE %5s %s\n","INT","BINARY","HEX","NAME","DESC");
|
|
|
|
ast_cli(fd, "--------------------------------------------------------------------------------\n");
|
2003-08-16 14:48:05 +00:00
|
|
|
if ((argc == 2) || (!strcasecmp(argv[1],"audio"))) {
|
|
|
|
found = 1;
|
2004-12-02 21:57:45 +00:00
|
|
|
for (i=0;i<11;i++) {
|
|
|
|
snprintf(hex,25,"(0x%x)",1<<i);
|
|
|
|
ast_cli(fd, "%11u (1 << %2d) %10s audio %5s (%s)\n",1 << i,i,hex,ast_getformatname(1<<i),ast_codec2str(1<<i));
|
|
|
|
}
|
2003-08-16 14:48:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
if ((argc == 2) || (!strcasecmp(argv[1],"image"))) {
|
|
|
|
found = 1;
|
2004-12-02 21:57:45 +00:00
|
|
|
for (i=16;i<18;i++) {
|
|
|
|
snprintf(hex,25,"(0x%x)",1<<i);
|
|
|
|
ast_cli(fd, "%11u (1 << %2d) %10s image %5s (%s)\n",1 << i,i,hex,ast_getformatname(1<<i),ast_codec2str(1<<i));
|
|
|
|
}
|
2003-08-16 14:48:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
if ((argc == 2) || (!strcasecmp(argv[1],"video"))) {
|
|
|
|
found = 1;
|
2004-12-02 21:57:45 +00:00
|
|
|
for (i=18;i<20;i++) {
|
|
|
|
snprintf(hex,25,"(0x%x)",1<<i);
|
|
|
|
ast_cli(fd, "%11u (1 << %2d) %10s video %5s (%s)\n",1 << i,i,hex,ast_getformatname(1<<i),ast_codec2str(1<<i));
|
|
|
|
}
|
2003-08-16 14:48:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
if (! found)
|
|
|
|
return RESULT_SHOWUSAGE;
|
|
|
|
else
|
|
|
|
return RESULT_SUCCESS;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char frame_show_codecs_usage[] =
|
|
|
|
"Usage: show [audio|video|image] codecs\n"
|
|
|
|
" Displays codec mapping\n";
|
|
|
|
|
|
|
|
struct ast_cli_entry cli_show_codecs =
|
|
|
|
{ { "show", "codecs", NULL }, show_codecs, "Shows codecs", frame_show_codecs_usage };
|
|
|
|
struct ast_cli_entry cli_show_codecs_audio =
|
|
|
|
{ { "show", "audio", "codecs", NULL }, show_codecs, "Shows audio codecs", frame_show_codecs_usage };
|
|
|
|
struct ast_cli_entry cli_show_codecs_video =
|
|
|
|
{ { "show", "video", "codecs", NULL }, show_codecs, "Shows video codecs", frame_show_codecs_usage };
|
|
|
|
struct ast_cli_entry cli_show_codecs_image =
|
|
|
|
{ { "show", "image", "codecs", NULL }, show_codecs, "Shows image codecs", frame_show_codecs_usage };
|
|
|
|
|
|
|
|
static int show_codec_n(int fd, int argc, char *argv[])
|
|
|
|
{
|
|
|
|
int codec, i, found=0;
|
|
|
|
|
|
|
|
if (argc != 3)
|
|
|
|
return RESULT_SHOWUSAGE;
|
|
|
|
|
|
|
|
if (sscanf(argv[2],"%d",&codec) != 1)
|
|
|
|
return RESULT_SHOWUSAGE;
|
|
|
|
|
|
|
|
for (i=0;i<32;i++)
|
2003-09-26 23:17:33 +00:00
|
|
|
if (codec & (1 << i)) {
|
2003-08-16 14:48:05 +00:00
|
|
|
found = 1;
|
2005-01-26 02:46:26 +00:00
|
|
|
ast_cli(fd, "%11u (1 << %2d) %s\n",1 << i,i,ast_codec2str(1<<i));
|
2003-08-16 14:48:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
if (! found)
|
|
|
|
ast_cli(fd, "Codec %d not found\n", codec);
|
|
|
|
|
|
|
|
return RESULT_SUCCESS;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char frame_show_codec_n_usage[] =
|
|
|
|
"Usage: show codec <number>\n"
|
|
|
|
" Displays codec mapping\n";
|
|
|
|
|
|
|
|
struct ast_cli_entry cli_show_codec_n =
|
|
|
|
{ { "show", "codec", NULL }, show_codec_n, "Shows a specific codec", frame_show_codec_n_usage };
|
|
|
|
|
2003-03-12 06:00:18 +00:00
|
|
|
void ast_frame_dump(char *name, struct ast_frame *f, char *prefix)
|
|
|
|
{
|
|
|
|
char *n = "unknown";
|
|
|
|
char ftype[40] = "Unknown Frametype";
|
|
|
|
char cft[80];
|
|
|
|
char subclass[40] = "Unknown Subclass";
|
|
|
|
char csub[80];
|
|
|
|
char moreinfo[40] = "";
|
2004-11-06 21:33:01 +00:00
|
|
|
char cn[60];
|
2003-03-12 06:00:18 +00:00
|
|
|
char cp[40];
|
|
|
|
char cmn[40];
|
|
|
|
if (name)
|
|
|
|
n = name;
|
|
|
|
if (!f) {
|
|
|
|
ast_verbose("%s [ %s (NULL) ] [%s]\n",
|
|
|
|
term_color(cp, prefix, COLOR_BRMAGENTA, COLOR_BLACK, sizeof(cp)),
|
|
|
|
term_color(cft, "HANGUP", COLOR_BRRED, COLOR_BLACK, sizeof(cft)),
|
|
|
|
term_color(cn, n, COLOR_YELLOW, COLOR_BLACK, sizeof(cn)));
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* XXX We should probably print one each of voice and video when the format changes XXX */
|
|
|
|
if (f->frametype == AST_FRAME_VOICE)
|
|
|
|
return;
|
|
|
|
if (f->frametype == AST_FRAME_VIDEO)
|
|
|
|
return;
|
|
|
|
switch(f->frametype) {
|
|
|
|
case AST_FRAME_DTMF:
|
|
|
|
strcpy(ftype, "DTMF");
|
|
|
|
subclass[0] = f->subclass;
|
|
|
|
subclass[1] = '\0';
|
|
|
|
break;
|
|
|
|
case AST_FRAME_CONTROL:
|
|
|
|
strcpy(ftype, "Control");
|
|
|
|
switch(f->subclass) {
|
|
|
|
case AST_CONTROL_HANGUP:
|
|
|
|
strcpy(subclass, "Hangup");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_RING:
|
|
|
|
strcpy(subclass, "Ring");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_RINGING:
|
|
|
|
strcpy(subclass, "Ringing");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_ANSWER:
|
|
|
|
strcpy(subclass, "Answer");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_BUSY:
|
|
|
|
strcpy(subclass, "Busy");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_TAKEOFFHOOK:
|
|
|
|
strcpy(subclass, "Take Off Hook");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_OFFHOOK:
|
|
|
|
strcpy(subclass, "Line Off Hook");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_CONGESTION:
|
|
|
|
strcpy(subclass, "Congestion");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_FLASH:
|
|
|
|
strcpy(subclass, "Flash");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_WINK:
|
|
|
|
strcpy(subclass, "Wink");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_OPTION:
|
|
|
|
strcpy(subclass, "Option");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_RADIO_KEY:
|
|
|
|
strcpy(subclass, "Key Radio");
|
|
|
|
break;
|
|
|
|
case AST_CONTROL_RADIO_UNKEY:
|
|
|
|
strcpy(subclass, "Unkey Radio");
|
|
|
|
break;
|
2004-11-06 21:33:01 +00:00
|
|
|
case -1:
|
|
|
|
strcpy(subclass, "Stop generators");
|
|
|
|
break;
|
2003-03-12 06:00:18 +00:00
|
|
|
default:
|
|
|
|
snprintf(subclass, sizeof(subclass), "Unknown control '%d'", f->subclass);
|
|
|
|
}
|
2004-11-06 21:33:01 +00:00
|
|
|
break;
|
2003-03-12 06:00:18 +00:00
|
|
|
case AST_FRAME_NULL:
|
|
|
|
strcpy(ftype, "Null Frame");
|
|
|
|
strcpy(subclass, "N/A");
|
|
|
|
break;
|
|
|
|
case AST_FRAME_IAX:
|
|
|
|
/* Should never happen */
|
|
|
|
strcpy(ftype, "IAX Specific");
|
|
|
|
snprintf(subclass, sizeof(subclass), "IAX Frametype %d", f->subclass);
|
|
|
|
break;
|
|
|
|
case AST_FRAME_TEXT:
|
|
|
|
strcpy(ftype, "Text");
|
|
|
|
strcpy(subclass, "N/A");
|
|
|
|
strncpy(moreinfo, f->data, sizeof(moreinfo) - 1);
|
|
|
|
break;
|
|
|
|
case AST_FRAME_IMAGE:
|
|
|
|
strcpy(ftype, "Image");
|
2003-08-16 05:10:35 +00:00
|
|
|
snprintf(subclass, sizeof(subclass), "Image format %s\n", ast_getformatname(f->subclass));
|
2003-03-12 06:00:18 +00:00
|
|
|
break;
|
|
|
|
case AST_FRAME_HTML:
|
|
|
|
strcpy(ftype, "HTML");
|
|
|
|
switch(f->subclass) {
|
|
|
|
case AST_HTML_URL:
|
|
|
|
strcpy(subclass, "URL");
|
|
|
|
strncpy(moreinfo, f->data, sizeof(moreinfo) - 1);
|
|
|
|
break;
|
|
|
|
case AST_HTML_DATA:
|
|
|
|
strcpy(subclass, "Data");
|
|
|
|
break;
|
|
|
|
case AST_HTML_BEGIN:
|
|
|
|
strcpy(subclass, "Begin");
|
|
|
|
break;
|
|
|
|
case AST_HTML_END:
|
|
|
|
strcpy(subclass, "End");
|
|
|
|
break;
|
|
|
|
case AST_HTML_LDCOMPLETE:
|
|
|
|
strcpy(subclass, "Load Complete");
|
|
|
|
break;
|
|
|
|
case AST_HTML_NOSUPPORT:
|
|
|
|
strcpy(subclass, "No Support");
|
|
|
|
break;
|
|
|
|
case AST_HTML_LINKURL:
|
|
|
|
strcpy(subclass, "Link URL");
|
|
|
|
strncpy(moreinfo, f->data, sizeof(moreinfo) - 1);
|
|
|
|
break;
|
|
|
|
case AST_HTML_UNLINK:
|
|
|
|
strcpy(subclass, "Unlink");
|
|
|
|
break;
|
|
|
|
case AST_HTML_LINKREJECT:
|
|
|
|
strcpy(subclass, "Link Reject");
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
snprintf(subclass, sizeof(subclass), "Unknown HTML frame '%d'\n", f->subclass);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
snprintf(ftype, sizeof(ftype), "Unknown Frametype '%d'", f->frametype);
|
|
|
|
}
|
2004-05-09 07:51:44 +00:00
|
|
|
if (!ast_strlen_zero(moreinfo))
|
2003-03-12 06:00:18 +00:00
|
|
|
ast_verbose("%s [ TYPE: %s (%d) SUBCLASS: %s (%d) '%s' ] [%s]\n",
|
|
|
|
term_color(cp, prefix, COLOR_BRMAGENTA, COLOR_BLACK, sizeof(cp)),
|
|
|
|
term_color(cft, ftype, COLOR_BRRED, COLOR_BLACK, sizeof(cft)),
|
|
|
|
f->frametype,
|
|
|
|
term_color(csub, subclass, COLOR_BRCYAN, COLOR_BLACK, sizeof(csub)),
|
|
|
|
f->subclass,
|
|
|
|
term_color(cmn, moreinfo, COLOR_BRGREEN, COLOR_BLACK, sizeof(cmn)),
|
|
|
|
term_color(cn, n, COLOR_YELLOW, COLOR_BLACK, sizeof(cn)));
|
|
|
|
else
|
|
|
|
ast_verbose("%s [ TYPE: %s (%d) SUBCLASS: %s (%d) ] [%s]\n",
|
|
|
|
term_color(cp, prefix, COLOR_BRMAGENTA, COLOR_BLACK, sizeof(cp)),
|
|
|
|
term_color(cft, ftype, COLOR_BRRED, COLOR_BLACK, sizeof(cft)),
|
|
|
|
f->frametype,
|
|
|
|
term_color(csub, subclass, COLOR_BRCYAN, COLOR_BLACK, sizeof(csub)),
|
|
|
|
f->subclass,
|
|
|
|
term_color(cn, n, COLOR_YELLOW, COLOR_BLACK, sizeof(cn)));
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2001-10-04 20:02:12 +00:00
|
|
|
#ifdef TRACE_FRAMES
|
|
|
|
static int show_frame_stats(int fd, int argc, char *argv[])
|
|
|
|
{
|
|
|
|
struct ast_frame *f;
|
|
|
|
int x=1;
|
|
|
|
if (argc != 3)
|
|
|
|
return RESULT_SHOWUSAGE;
|
|
|
|
ast_cli(fd, " Framer Statistics \n");
|
|
|
|
ast_cli(fd, "---------------------------\n");
|
|
|
|
ast_cli(fd, "Total allocated headers: %d\n", headers);
|
|
|
|
ast_cli(fd, "Queue Dump:\n");
|
2003-08-13 15:25:16 +00:00
|
|
|
ast_mutex_lock(&framelock);
|
2001-10-04 20:02:12 +00:00
|
|
|
for (f=headerlist; f; f = f->next) {
|
|
|
|
ast_cli(fd, "%d. Type %d, subclass %d from %s\n", x++, f->frametype, f->subclass, f->src ? f->src : "<Unknown>");
|
|
|
|
}
|
2003-08-13 15:25:16 +00:00
|
|
|
ast_mutex_unlock(&framelock);
|
2001-10-04 20:02:12 +00:00
|
|
|
return RESULT_SUCCESS;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char frame_stats_usage[] =
|
|
|
|
"Usage: show frame stats\n"
|
|
|
|
" Displays debugging statistics from framer\n";
|
|
|
|
|
|
|
|
struct ast_cli_entry cli_frame_stats =
|
|
|
|
{ { "show", "frame", "stats", NULL }, show_frame_stats, "Shows frame statistics", frame_stats_usage };
|
|
|
|
#endif
|
|
|
|
|
|
|
|
int init_framer(void)
|
|
|
|
{
|
|
|
|
#ifdef TRACE_FRAMES
|
|
|
|
ast_cli_register(&cli_frame_stats);
|
|
|
|
#endif
|
2003-08-16 14:48:05 +00:00
|
|
|
ast_cli_register(&cli_show_codecs);
|
|
|
|
ast_cli_register(&cli_show_codecs_audio);
|
|
|
|
ast_cli_register(&cli_show_codecs_video);
|
|
|
|
ast_cli_register(&cli_show_codecs_image);
|
|
|
|
ast_cli_register(&cli_show_codec_n);
|
2001-10-04 20:02:12 +00:00
|
|
|
return 0;
|
|
|
|
}
|
2004-12-02 21:57:45 +00:00
|
|
|
|
2005-01-09 10:32:53 +00:00
|
|
|
void ast_codec_pref_convert(struct ast_codec_pref *pref, char *buf, size_t size, int right)
|
2004-12-02 21:57:45 +00:00
|
|
|
{
|
2005-01-09 10:32:53 +00:00
|
|
|
int x = 0, differential = (int) 'A', mem = 0;
|
2004-12-02 21:57:45 +00:00
|
|
|
char *from = NULL, *to = NULL;
|
|
|
|
|
|
|
|
if(right) {
|
|
|
|
from = pref->order;
|
|
|
|
to = buf;
|
|
|
|
mem = size;
|
|
|
|
} else {
|
|
|
|
to = pref->order;
|
|
|
|
from = buf;
|
|
|
|
mem = 32;
|
|
|
|
}
|
|
|
|
|
|
|
|
memset(to, 0, mem);
|
|
|
|
for (x = 0; x < 32 ; x++) {
|
|
|
|
if(!from[x])
|
|
|
|
break;
|
|
|
|
to[x] = right ? (from[x] + differential) : (from[x] - differential);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
int ast_codec_pref_string(struct ast_codec_pref *pref, char *buf, size_t size)
|
|
|
|
{
|
|
|
|
int x = 0, codec = 0;
|
|
|
|
size_t total_len = 0, slen = 0;
|
|
|
|
char *formatname = 0;
|
|
|
|
|
|
|
|
memset(buf,0,size);
|
|
|
|
total_len = size;
|
|
|
|
buf[0] = '(';
|
|
|
|
total_len--;
|
|
|
|
for(x = 0; x < 32 ; x++) {
|
|
|
|
if(total_len <= 0)
|
|
|
|
break;
|
|
|
|
if(!(codec = ast_codec_pref_index(pref,x)))
|
|
|
|
break;
|
|
|
|
if((formatname = ast_getformatname(codec))) {
|
|
|
|
slen = strlen(formatname);
|
|
|
|
if(slen > total_len)
|
|
|
|
break;
|
|
|
|
strncat(buf,formatname,total_len);
|
|
|
|
total_len -= slen;
|
|
|
|
}
|
|
|
|
if(total_len && x < 31 && ast_codec_pref_index(pref , x + 1)) {
|
|
|
|
strncat(buf,"|",total_len);
|
|
|
|
total_len--;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if(total_len) {
|
|
|
|
strncat(buf,")",total_len);
|
|
|
|
total_len--;
|
|
|
|
}
|
|
|
|
|
|
|
|
return size - total_len;
|
|
|
|
}
|
|
|
|
|
|
|
|
int ast_codec_pref_index(struct ast_codec_pref *pref, int index)
|
|
|
|
{
|
|
|
|
int slot = 0;
|
|
|
|
|
|
|
|
|
|
|
|
if((index >= 0) && (index < sizeof(pref->order))) {
|
|
|
|
slot = pref->order[index];
|
|
|
|
}
|
|
|
|
|
|
|
|
return slot ? AST_FORMAT_LIST[slot-1].bits : 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*--- ast_codec_pref_remove: Remove codec from pref list ---*/
|
|
|
|
void ast_codec_pref_remove(struct ast_codec_pref *pref, int format)
|
|
|
|
{
|
|
|
|
struct ast_codec_pref oldorder;
|
|
|
|
int x=0, y=0;
|
|
|
|
size_t size = 0;
|
|
|
|
int slot = 0;
|
|
|
|
|
|
|
|
if(!pref->order[0])
|
|
|
|
return;
|
|
|
|
|
|
|
|
size = sizeof(AST_FORMAT_LIST) / sizeof(struct ast_format_list);
|
|
|
|
|
|
|
|
memcpy(&oldorder,pref,sizeof(struct ast_codec_pref));
|
|
|
|
memset(pref,0,sizeof(struct ast_codec_pref));
|
|
|
|
|
|
|
|
for (x = 0; x < size; x++) {
|
|
|
|
slot = oldorder.order[x];
|
|
|
|
if(! slot)
|
|
|
|
break;
|
|
|
|
if(AST_FORMAT_LIST[slot-1].bits != format)
|
|
|
|
pref->order[y++] = slot;
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
/*--- ast_codec_pref_append: Append codec to list ---*/
|
|
|
|
int ast_codec_pref_append(struct ast_codec_pref *pref, int format)
|
|
|
|
{
|
|
|
|
size_t size = 0;
|
|
|
|
int x = 0, newindex = -1;
|
|
|
|
|
|
|
|
ast_codec_pref_remove(pref, format);
|
|
|
|
size = sizeof(AST_FORMAT_LIST) / sizeof(struct ast_format_list);
|
|
|
|
|
|
|
|
for (x = 0; x < size; x++) {
|
|
|
|
if(AST_FORMAT_LIST[x].bits == format) {
|
|
|
|
newindex = x + 1;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if(newindex) {
|
|
|
|
for (x = 0; x < size; x++) {
|
|
|
|
if(!pref->order[x]) {
|
|
|
|
pref->order[x] = newindex;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return x;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*--- sip_codec_choose: Pick a codec ---*/
|
|
|
|
int ast_codec_choose(struct ast_codec_pref *pref, int formats, int find_best)
|
|
|
|
{
|
|
|
|
size_t size = 0;
|
|
|
|
int x = 0, ret = 0, slot = 0;
|
|
|
|
|
|
|
|
size = sizeof(AST_FORMAT_LIST) / sizeof(struct ast_format_list);
|
|
|
|
for (x = 0; x < size; x++) {
|
|
|
|
slot = pref->order[x];
|
|
|
|
|
|
|
|
if(!slot)
|
|
|
|
break;
|
|
|
|
if ( formats & AST_FORMAT_LIST[slot-1].bits ) {
|
|
|
|
ret = AST_FORMAT_LIST[slot-1].bits;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if(ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
return find_best ? ast_best_codec(formats) : 0;
|
|
|
|
}
|
|
|
|
|
2004-12-03 23:46:09 +00:00
|
|
|
void ast_parse_allow_disallow(struct ast_codec_pref *pref, int *mask, char *list, int allowing)
|
2004-12-02 21:57:45 +00:00
|
|
|
{
|
|
|
|
int format_i = 0;
|
|
|
|
char *next_format = NULL, *last_format = NULL;
|
|
|
|
|
|
|
|
last_format = ast_strdupa(list);
|
|
|
|
while(last_format) {
|
|
|
|
if((next_format = strchr(last_format, ','))) {
|
|
|
|
*next_format = '\0';
|
|
|
|
next_format++;
|
|
|
|
}
|
|
|
|
if ((format_i = ast_getformatbyname(last_format)) > 0) {
|
|
|
|
if (mask) {
|
|
|
|
if (allowing)
|
|
|
|
(*mask) |= format_i;
|
|
|
|
else
|
2004-12-03 01:05:40 +00:00
|
|
|
(*mask) &= ~format_i;
|
2004-12-02 21:57:45 +00:00
|
|
|
}
|
|
|
|
/* can't consider 'all' a prefered codec*/
|
|
|
|
if(pref && strcasecmp(last_format, "all")) {
|
|
|
|
if(allowing)
|
|
|
|
ast_codec_pref_append(pref, format_i);
|
|
|
|
else
|
|
|
|
ast_codec_pref_remove(pref, format_i);
|
2004-12-03 01:16:11 +00:00
|
|
|
} else if(!allowing) /* disallow all must clear your prefs or it makes no sense */
|
|
|
|
memset(pref, 0, sizeof(struct ast_codec_pref));
|
2004-12-02 21:57:45 +00:00
|
|
|
} else
|
|
|
|
ast_log(LOG_WARNING, "Cannot %s unknown format '%s'\n", allowing ? "allow" : "disallow", last_format);
|
|
|
|
|
|
|
|
last_format = next_format;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|