[asterisk-commits] mogorman: trunk r48455 -
/trunk/codecs/codec_zap.c
asterisk-commits at lists.digium.com
asterisk-commits at lists.digium.com
Wed Dec 13 14:23:55 MST 2006
Author: mogorman
Date: Wed Dec 13 15:23:54 2006
New Revision: 48455
URL: http://svn.digium.com/view/asterisk?view=rev&rev=48455
Log:
support for deactivating translation paths that are no longer available
and more descriptive show transcoder cli command.
Modified:
trunk/codecs/codec_zap.c
Modified: trunk/codecs/codec_zap.c
URL: http://svn.digium.com/view/asterisk/trunk/codecs/codec_zap.c?view=diff&rev=48455&r1=48454&r2=48455
==============================================================================
--- trunk/codecs/codec_zap.c (original)
+++ trunk/codecs/codec_zap.c Wed Dec 13 15:23:54 2006
@@ -62,7 +62,8 @@
static int cardsmode = 0;
static int totalchannels = 0;
-static int channelsinuse = 0;
+static int complexinuse = 0;
+static int simpleinuse = 0;
AST_MUTEX_DEFINE_STATIC(channelcount);
@@ -89,11 +90,12 @@
AST_LIST_ENTRY(translator) entry;
};
-static AST_LIST_HEAD_STATIC(translators, translator);
+static AST_LIST_HEAD_STATIC(zap_translators, translator);
struct pvt {
int fd;
int fake;
+ int inuse;
#ifdef DEBUG_TRANSCODE
int totalms;
int lasttotalms;
@@ -102,10 +104,25 @@
struct ast_frame f;
};
+static void activate_translator(int simple);
+static void deactivate_translator(int simple);
+
+
static int show_transcoder(int fd, int argc, char *argv[])
{
ast_mutex_lock(&channelcount);
- ast_verbose("%d of %d channels are currently in use.\n",channelsinuse, totalchannels);
+ if (!totalchannels) {
+ ast_verbose("No transcoder card registered\n");
+ ast_mutex_unlock(&channelcount);
+ return RESULT_SUCCESS;
+ }
+ if(!cardsmode)
+ ast_verbose("%d/%d encoders/decoders of %d channels (G.729a / G.723.1 5.3 kbps) are in use.\n",complexinuse, simpleinuse, totalchannels);
+ else if (cardsmode == 1)
+ ast_verbose("%d/%d encoders/decoders of %d channels (G.729a) are in use.\n",complexinuse, simpleinuse, totalchannels);
+ else if (cardsmode == 2)
+ ast_verbose("%d/%d encoders/decoders of %d channels (G.723.1 5.3 kbps) are in use.\n",complexinuse, simpleinuse, totalchannels);
+
ast_mutex_unlock(&channelcount);
return RESULT_SUCCESS;
}
@@ -121,7 +138,20 @@
pvt->samples = f->samples;
return 0;
}
-
+ if(!ztp->inuse) {
+ ast_mutex_lock(&channelcount);
+ if(pvt->t->dstfmt == 8 || pvt->t->dstfmt == 0 ) {
+ complexinuse++;
+ if(complexinuse == totalchannels)
+ deactivate_translator(0);
+ } else {
+ simpleinuse++;
+ if(simpleinuse == totalchannels)
+ deactivate_translator(1);
+ }
+ ast_mutex_unlock(&channelcount);
+ ztp->inuse = 1;
+ }
if (!hdr->srclen)
/* Copy at front of buffer */
hdr->srcoffset = 0;
@@ -205,9 +235,19 @@
ast_log(LOG_WARNING, "Failed to release transcoder channel: %s\n", strerror(errno));
munmap(ztp->hdr, sizeof(*ztp->hdr));
- ast_mutex_lock(&channelcount);
- channelsinuse--;
- ast_mutex_unlock(&channelcount);
+ if(ztp->inuse) {
+ ast_mutex_lock(&channelcount);
+ if(pvt->t->dstfmt == 8 || pvt->t->dstfmt == 0) {
+ if(complexinuse == totalchannels)
+ activate_translator(0);
+ complexinuse--;
+ } else {
+ if(simpleinuse == totalchannels)
+ activate_translator(1);
+ simpleinuse--;
+ }
+ ast_mutex_unlock(&channelcount);
+ }
close(ztp->fd);
}
@@ -263,9 +303,6 @@
static int zap_new(struct ast_trans_pvt *pvt)
{
- ast_mutex_lock(&channelcount);
- channelsinuse++;
- ast_mutex_unlock(&channelcount);
return zap_translate(pvt, pvt->t->dstfmt, pvt->t->srcfmt);
}
@@ -288,7 +325,8 @@
if (!(zt = ast_calloc(1, sizeof(*zt))))
return -1;
-
+ if (!((cardsmode == 1 && (dst == 8 || src == 8)) || (cardsmode == 2 && (dst == 0 || src == 0)) || (cardsmode == 0)))
+ return -1;
snprintf((char *) (zt->t.name), sizeof(zt->t.name), "zap%sto%s",
ast_getformatname((1 << src)), ast_getformatname((1 << dst)));
zt->t.srcfmt = (1 << src);
@@ -306,9 +344,9 @@
return -1;
}
- AST_LIST_LOCK(&translators);
- AST_LIST_INSERT_HEAD(&translators, zt, entry);
- AST_LIST_UNLOCK(&translators);
+ AST_LIST_LOCK(&zap_translators);
+ AST_LIST_INSERT_HEAD(&zap_translators, zt, entry);
+ AST_LIST_UNLOCK(&zap_translators);
global_format_map.map[dst][src] = 1;
@@ -319,34 +357,76 @@
{
struct translator *cur;
- AST_LIST_LOCK(&translators);
- AST_LIST_TRAVERSE_SAFE_BEGIN(&translators, cur, entry) {
+ AST_LIST_LOCK(&zap_translators);
+ AST_LIST_TRAVERSE_SAFE_BEGIN(&zap_translators, cur, entry) {
if (cur->t.srcfmt != src)
continue;
if (cur->t.dstfmt != dst)
continue;
- AST_LIST_REMOVE_CURRENT(&translators, entry);
+ AST_LIST_REMOVE_CURRENT(&zap_translators, entry);
ast_unregister_translator(&cur->t);
free(cur);
global_format_map.map[dst][src] = 0;
break;
}
AST_LIST_TRAVERSE_SAFE_END;
- AST_LIST_UNLOCK(&translators);
+ AST_LIST_UNLOCK(&zap_translators);
}
static void unregister_translators(void)
{
struct translator *cur;
- AST_LIST_LOCK(&translators);
- while ((cur = AST_LIST_REMOVE_HEAD(&translators, entry))) {
+ AST_LIST_LOCK(&zap_translators);
+ while ((cur = AST_LIST_REMOVE_HEAD(&zap_translators, entry))) {
ast_unregister_translator(&cur->t);
free(cur);
}
- AST_LIST_UNLOCK(&translators);
+ AST_LIST_UNLOCK(&zap_translators);
+}
+
+
+static void activate_translator(int simple)
+{
+ struct translator *cur;
+
+ AST_LIST_LOCK(&zap_translators);
+ AST_LIST_TRAVERSE_SAFE_BEGIN(&zap_translators, cur, entry) {
+ if(!simple) {
+ if (cur->t.dstfmt == 0 || cur->t.dstfmt == 8) {
+ ast_translator_activate(&cur->t);
+ }
+ } else {
+ if(cur->t.dstfmt == 2 || cur->t.dstfmt == 3) {
+ ast_translator_activate(&cur->t);
+ }
+ }
+ }
+ AST_LIST_TRAVERSE_SAFE_END;
+ AST_LIST_UNLOCK(&zap_translators);
+}
+
+
+static void deactivate_translator(int simple)
+{
+ struct translator *cur;
+
+ AST_LIST_LOCK(&zap_translators);
+ AST_LIST_TRAVERSE_SAFE_BEGIN(&zap_translators, cur, entry) {
+ if(!simple) {
+ if (cur->t.dstfmt == 0 || cur->t.dstfmt == 8) {
+ ast_translator_deactivate(&cur->t);
+ }
+ } else {
+ if(cur->t.dstfmt == 2 || cur->t.dstfmt == 3) {
+ ast_translator_deactivate(&cur->t);
+ }
+ }
+ }
+ AST_LIST_TRAVERSE_SAFE_END;
+ AST_LIST_UNLOCK(&zap_translators);
}
static void parse_config(void)
@@ -380,7 +460,7 @@
ast_config_destroy(cfg);
}
-static void build_translators(struct format_map *map, unsigned int dstfmts, unsigned int srcfmts)
+static int build_translators(struct format_map *map, unsigned int dstfmts, unsigned int srcfmts)
{
unsigned int src, dst;
@@ -397,8 +477,11 @@
if (!register_translator(dst, src))
map->map[dst][src] = 1;
- }
- }
+ else
+ return 0;
+ }
+ }
+ return 1;
}
static int find_transcoders(void)
@@ -416,10 +499,12 @@
for (info.tcnum = 0; !(res = ioctl(fd, ZT_TRANSCODE_OP, &info)); info.tcnum++) {
if (option_verbose > 1)
ast_verbose(VERBOSE_PREFIX_2 "Found transcoder '%s'.\n", info.name);
- ast_mutex_lock(&channelcount);
- totalchannels += info.numchannels;
- ast_mutex_unlock(&channelcount);
- build_translators(&map, info.dstfmts, info.srcfmts);
+
+ if(build_translators(&map, info.dstfmts, info.srcfmts)) {
+ ast_mutex_lock(&channelcount);
+ totalchannels += info.numchannels;
+ ast_mutex_unlock(&channelcount);
+ }
}
close(fd);
@@ -432,7 +517,9 @@
drop_translator(x, y);
}
}
-
+ ast_mutex_lock(&channelcount);
+ totalchannels = totalchannels/2;
+ ast_mutex_unlock(&channelcount);
return 0;
}
@@ -443,10 +530,10 @@
parse_config();
find_transcoders();
- AST_LIST_LOCK(&translators);
- AST_LIST_TRAVERSE(&translators, cur, entry)
+ AST_LIST_LOCK(&zap_translators);
+ AST_LIST_TRAVERSE(&zap_translators, cur, entry)
cur->t.useplc = global_useplc;
- AST_LIST_UNLOCK(&translators);
+ AST_LIST_UNLOCK(&zap_translators);
return 0;
}
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