[asterisk-commits] file: trunk r370832 - in /trunk: channels/ include/asterisk/ main/ res/
SVN commits to the Asterisk project
asterisk-commits at lists.digium.com
Tue Aug 7 08:08:02 CDT 2012
Author: file
Date: Tue Aug 7 08:07:58 2012
New Revision: 370832
URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=370832
Log:
Reduce memory consumption significantly for users of the RTP engine API by storing only the payloads present and in use instead of every possible one.
Review: https://reviewboard.asterisk.org/r/2052/
Modified:
trunk/channels/chan_motif.c
trunk/channels/chan_sip.c
trunk/include/asterisk/rtp_engine.h
trunk/main/rtp_engine.c
trunk/res/res_rtp_asterisk.c
Modified: trunk/channels/chan_motif.c
URL: http://svnview.digium.com/svn/asterisk/trunk/channels/chan_motif.c?view=diff&rev=370832&r1=370831&r2=370832
==============================================================================
--- trunk/channels/chan_motif.c (original)
+++ trunk/channels/chan_motif.c Tue Aug 7 08:07:58 2012
@@ -1869,7 +1869,11 @@
return -1;
}
- ast_rtp_codecs_payloads_clear(&codecs, NULL);
+ if (ast_rtp_codecs_payloads_initialize(&codecs)) {
+ jingle_queue_hangup_with_cause(session, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL);
+ ast_log(LOG_ERROR, "Could not initialize codecs for negotiation on session '%s'\n", session->sid);
+ return -1;
+ }
/* Iterate the codecs updating the relevant RTP instance as we go */
for (codec = iks_child(description); codec; codec = iks_next(codec)) {
@@ -1894,10 +1898,12 @@
if (ast_format_cap_is_empty(session->jointcap)) {
/* We have no compatible codecs, so terminate the session appropriately */
jingle_queue_hangup_with_cause(session, AST_CAUSE_BEARERCAPABILITY_NOTAVAIL);
+ ast_rtp_codecs_payloads_destroy(&codecs);
return -1;
}
ast_rtp_codecs_payloads_copy(&codecs, ast_rtp_instance_get_codecs(*rtp), *rtp);
+ ast_rtp_codecs_payloads_destroy(&codecs);
return 0;
}
Modified: trunk/channels/chan_sip.c
URL: http://svnview.digium.com/svn/asterisk/trunk/channels/chan_sip.c?view=diff&rev=370832&r1=370831&r2=370832
==============================================================================
--- trunk/channels/chan_sip.c (original)
+++ trunk/channels/chan_sip.c Tue Aug 7 08:07:58 2012
@@ -9450,7 +9450,7 @@
int peernoncodeccapability = 0, vpeernoncodeccapability = 0, tpeernoncodeccapability = 0;
- struct ast_rtp_codecs *newaudiortp = NULL, *newvideortp = NULL, *newtextrtp = NULL;
+ struct ast_rtp_codecs newaudiortp = { 0, }, newvideortp = { 0, }, newtextrtp = { 0, };
struct ast_format_cap *newjointcapability = ast_format_cap_alloc_nolock(); /* Negotiated capability */
struct ast_format_cap *newpeercapability = ast_format_cap_alloc_nolock();
int newnoncodeccapability;
@@ -9487,8 +9487,8 @@
goto process_sdp_cleanup;
}
- if (!(newaudiortp = ast_calloc(1, sizeof(*newaudiortp))) || !(newvideortp = ast_calloc(1, sizeof(*newvideortp))) ||
- !(newtextrtp = ast_calloc(1, sizeof(*newtextrtp)))) {
+ if (ast_rtp_codecs_payloads_initialize(&newaudiortp) || ast_rtp_codecs_payloads_initialize(&newvideortp) ||
+ ast_rtp_codecs_payloads_initialize(&newtextrtp)) {
res = -1;
goto process_sdp_cleanup;
}
@@ -9532,11 +9532,11 @@
if (process_sdp_a_sendonly(value, &sendonly)) {
processed = TRUE;
}
- else if (process_sdp_a_audio(value, p, newaudiortp, &last_rtpmap_codec))
+ else if (process_sdp_a_audio(value, p, &newaudiortp, &last_rtpmap_codec))
processed = TRUE;
- else if (process_sdp_a_video(value, p, newvideortp, &last_rtpmap_codec))
+ else if (process_sdp_a_video(value, p, &newvideortp, &last_rtpmap_codec))
processed = TRUE;
- else if (process_sdp_a_text(value, p, newtextrtp, red_fmtp, &red_num_gen, red_data_pt, &last_rtpmap_codec))
+ else if (process_sdp_a_text(value, p, &newtextrtp, red_fmtp, &red_num_gen, red_data_pt, &last_rtpmap_codec))
processed = TRUE;
else if (process_sdp_a_image(value, p))
processed = TRUE;
@@ -9650,7 +9650,7 @@
ast_verbose("Found RTP audio format %d\n", codec);
}
- ast_rtp_codecs_payloads_set_m_type(newaudiortp, NULL, codec);
+ ast_rtp_codecs_payloads_set_m_type(&newaudiortp, NULL, codec);
}
} else {
ast_log(LOG_WARNING, "Rejecting audio media offer due to invalid or unsupported syntax: %s\n", m);
@@ -9722,7 +9722,7 @@
if (debug) {
ast_verbose("Found RTP video format %d\n", codec);
}
- ast_rtp_codecs_payloads_set_m_type(newvideortp, NULL, codec);
+ ast_rtp_codecs_payloads_set_m_type(&newvideortp, NULL, codec);
}
} else {
ast_log(LOG_WARNING, "Rejecting video media offer due to invalid or unsupported syntax: %s\n", m);
@@ -9786,7 +9786,7 @@
if (debug) {
ast_verbose("Found RTP text format %d\n", codec);
}
- ast_rtp_codecs_payloads_set_m_type(newtextrtp, NULL, codec);
+ ast_rtp_codecs_payloads_set_m_type(&newtextrtp, NULL, codec);
}
} else {
ast_log(LOG_WARNING, "Rejecting text stream offer due to invalid or unsupported syntax: %s\n", m);
@@ -9904,7 +9904,7 @@
} else if (!processed_crypto && process_crypto(p, p->rtp, &p->srtp, value)) {
processed_crypto = TRUE;
processed = TRUE;
- } else if (process_sdp_a_audio(value, p, newaudiortp, &last_rtpmap_codec)) {
+ } else if (process_sdp_a_audio(value, p, &newaudiortp, &last_rtpmap_codec)) {
processed = TRUE;
}
}
@@ -9915,7 +9915,7 @@
} else if (!processed_crypto && process_crypto(p, p->vrtp, &p->vsrtp, value)) {
processed_crypto = TRUE;
processed = TRUE;
- } else if (process_sdp_a_video(value, p, newvideortp, &last_rtpmap_codec)) {
+ } else if (process_sdp_a_video(value, p, &newvideortp, &last_rtpmap_codec)) {
processed = TRUE;
}
}
@@ -9923,7 +9923,7 @@
else if (text) {
if (process_sdp_a_ice(value, p, p->trtp)) {
processed = TRUE;
- } if (process_sdp_a_text(value, p, newtextrtp, red_fmtp, &red_num_gen, red_data_pt, &last_rtpmap_codec)) {
+ } if (process_sdp_a_text(value, p, &newtextrtp, red_fmtp, &red_num_gen, red_data_pt, &last_rtpmap_codec)) {
processed = TRUE;
} else if (!processed_crypto && process_crypto(p, p->trtp, &p->tsrtp, value)) {
processed_crypto = TRUE;
@@ -9996,9 +9996,9 @@
}
/* Now gather all of the codecs that we are asked for: */
- ast_rtp_codecs_payload_formats(newaudiortp, peercapability, &peernoncodeccapability);
- ast_rtp_codecs_payload_formats(newvideortp, vpeercapability, &vpeernoncodeccapability);
- ast_rtp_codecs_payload_formats(newtextrtp, tpeercapability, &tpeernoncodeccapability);
+ ast_rtp_codecs_payload_formats(&newaudiortp, peercapability, &peernoncodeccapability);
+ ast_rtp_codecs_payload_formats(&newvideortp, vpeercapability, &vpeernoncodeccapability);
+ ast_rtp_codecs_payload_formats(&newtextrtp, tpeercapability, &tpeernoncodeccapability);
ast_format_cap_append(newpeercapability, peercapability);
ast_format_cap_append(newpeercapability, vpeercapability);
@@ -10061,7 +10061,7 @@
ast_sockaddr_stringify(sa));
}
- ast_rtp_codecs_payloads_copy(newaudiortp, ast_rtp_instance_get_codecs(p->rtp), p->rtp);
+ ast_rtp_codecs_payloads_copy(&newaudiortp, ast_rtp_instance_get_codecs(p->rtp), p->rtp);
/* Ensure RTCP is enabled since it may be inactive
if we're coming back from a T.38 session */
ast_rtp_instance_set_prop(p->rtp, AST_RTP_PROPERTY_RTCP, 1);
@@ -10108,7 +10108,7 @@
ast_verbose("Peer video RTP is at port %s\n",
ast_sockaddr_stringify(vsa));
}
- ast_rtp_codecs_payloads_copy(newvideortp, ast_rtp_instance_get_codecs(p->vrtp), p->vrtp);
+ ast_rtp_codecs_payloads_copy(&newvideortp, ast_rtp_instance_get_codecs(p->vrtp), p->vrtp);
} else {
ast_rtp_instance_stop(p->vrtp);
if (debug)
@@ -10132,7 +10132,7 @@
} else {
p->red = 0;
}
- ast_rtp_codecs_payloads_copy(newtextrtp, ast_rtp_instance_get_codecs(p->trtp), p->trtp);
+ ast_rtp_codecs_payloads_copy(&newtextrtp, ast_rtp_instance_get_codecs(p->trtp), p->trtp);
} else {
ast_rtp_instance_stop(p->trtp);
if (debug)
@@ -10250,15 +10250,9 @@
if (res) {
offered_media_list_destroy(p);
}
- if (newtextrtp) {
- ast_free(newtextrtp);
- }
- if (newvideortp) {
- ast_free(newvideortp);
- }
- if (newaudiortp) {
- ast_free(newaudiortp);
- }
+ ast_rtp_codecs_payloads_destroy(&newtextrtp);
+ ast_rtp_codecs_payloads_destroy(&newvideortp);
+ ast_rtp_codecs_payloads_destroy(&newaudiortp);
ast_format_cap_destroy(peercapability);
ast_format_cap_destroy(vpeercapability);
ast_format_cap_destroy(tpeercapability);
Modified: trunk/include/asterisk/rtp_engine.h
URL: http://svnview.digium.com/svn/asterisk/trunk/include/asterisk/rtp_engine.h?view=diff&rev=370832&r1=370831&r2=370832
==============================================================================
--- trunk/include/asterisk/rtp_engine.h (original)
+++ trunk/include/asterisk/rtp_engine.h Tue Aug 7 08:07:58 2012
@@ -431,10 +431,10 @@
/*! Structure that represents codec and packetization information */
struct ast_rtp_codecs {
+ /*! Payloads present */
+ struct ao2_container *payloads;
/*! Codec packetization preferences */
struct ast_codec_pref pref;
- /*! Payloads present */
- struct ast_rtp_payload_type payloads[AST_RTP_MAX_PT];
};
/*! Structure that represents the glue that binds an RTP instance to a channel */
@@ -945,6 +945,41 @@
struct ast_rtp_codecs *ast_rtp_instance_get_codecs(struct ast_rtp_instance *instance);
/*!
+ * \brief Initialize an RTP codecs structure
+ *
+ * \param codecs The codecs structure to initialize
+ *
+ * \retval 0 success
+ * \retval -1 failure
+ *
+ * Example usage:
+ *
+ * \code
+ * struct ast_rtp_codecs codecs;
+ * ast_rtp_codecs_payloads_initialize(&codecs);
+ * \endcode
+ *
+ * \since 11
+ */
+int ast_rtp_codecs_payloads_initialize(struct ast_rtp_codecs *codecs);
+
+/*!
+ * \brief Destroy the contents of an RTP codecs structure (but not the structure itself)
+ *
+ * \param codecs The codecs structure to destroy the contents of
+ *
+ * Example usage:
+ *
+ * \code
+ * struct ast_rtp_codecs codecs;
+ * ast_rtp_codecs_payloads_destroy(&codecs);
+ * \endcode
+ *
+ * \since 11
+ */
+void ast_rtp_codecs_payloads_destroy(struct ast_rtp_codecs *codecs);
+
+/*!
* \brief Clear payload information from an RTP instance
*
* \param codecs The codecs structure that payloads will be cleared from
Modified: trunk/main/rtp_engine.c
URL: http://svnview.digium.com/svn/asterisk/trunk/main/rtp_engine.c?view=diff&rev=370832&r1=370831&r2=370832
==============================================================================
--- trunk/main/rtp_engine.c (original)
+++ trunk/main/rtp_engine.c Tue Aug 7 08:07:58 2012
@@ -218,6 +218,8 @@
res_srtp->destroy(instance->srtp);
}
+ ast_rtp_codecs_payloads_destroy(&instance->codecs);
+
/* Drop our engine reference */
ast_module_unref(instance->engine->mod);
@@ -273,6 +275,11 @@
ast_sockaddr_copy(&instance->local_address, sa);
ast_sockaddr_copy(&address, sa);
+ if (ast_rtp_codecs_payloads_initialize(&instance->codecs)) {
+ ao2_ref(instance, -1);
+ return NULL;
+ }
+
ast_debug(1, "Using engine '%s' for RTP instance '%p'\n", engine->name, instance);
/* And pass it off to the engine to setup */
@@ -411,18 +418,48 @@
return &instance->codecs;
}
+static int rtp_payload_type_hash(const void *obj, const int flags)
+{
+ const struct ast_rtp_payload_type *type = obj;
+ const int *rtp_code = obj;
+
+ return (flags & OBJ_KEY) ? *rtp_code : type->rtp_code;
+}
+
+static int rtp_payload_type_cmp(void *obj, void *arg, int flags)
+{
+ struct ast_rtp_payload_type *type1 = obj, *type2 = arg;
+ const int *rtp_code = arg;
+
+ return (type1->rtp_code == (OBJ_KEY ? *rtp_code : type2->rtp_code)) ? CMP_MATCH | CMP_STOP : 0;
+}
+
+int ast_rtp_codecs_payloads_initialize(struct ast_rtp_codecs *codecs)
+{
+ if (!(codecs->payloads = ao2_container_alloc(AST_RTP_MAX_PT, rtp_payload_type_hash, rtp_payload_type_cmp))) {
+ return -1;
+ }
+
+ return 0;
+}
+
+void ast_rtp_codecs_payloads_destroy(struct ast_rtp_codecs *codecs)
+{
+ ao2_cleanup(codecs->payloads);
+}
+
void ast_rtp_codecs_payloads_clear(struct ast_rtp_codecs *codecs, struct ast_rtp_instance *instance)
{
- int i;
-
- for (i = 0; i < AST_RTP_MAX_PT; i++) {
- codecs->payloads[i].asterisk_format = 0;
- codecs->payloads[i].rtp_code = 0;
- ast_format_clear(&codecs->payloads[i].format);
- if (instance && instance->engine && instance->engine->payload_set) {
+ ast_rtp_codecs_payloads_destroy(codecs);
+
+ if (instance && instance->engine && instance->engine->payload_set) {
+ int i;
+ for (i = 0; i < AST_RTP_MAX_PT; i++) {
instance->engine->payload_set(instance, i, 0, NULL, 0);
}
}
+
+ ast_rtp_codecs_payloads_initialize(codecs);
}
void ast_rtp_codecs_payloads_default(struct ast_rtp_codecs *codecs, struct ast_rtp_instance *instance)
@@ -432,13 +469,27 @@
ast_rwlock_rdlock(&static_RTP_PT_lock);
for (i = 0; i < AST_RTP_MAX_PT; i++) {
if (static_RTP_PT[i].rtp_code || static_RTP_PT[i].asterisk_format) {
-
- codecs->payloads[i].asterisk_format = static_RTP_PT[i].asterisk_format;
- codecs->payloads[i].rtp_code = static_RTP_PT[i].rtp_code;
- ast_format_copy(&codecs->payloads[i].format, &static_RTP_PT[i].format);
+ struct ast_rtp_payload_type *type;
+
+ if (!(type = ao2_alloc(sizeof(*type), NULL))) {
+ /* Unfortunately if this occurs the payloads container will not contain all possible default payloads
+ * but we err on the side of doing what we can in the hopes that the extreme memory conditions which
+ * caused this to occur will go away.
+ */
+ continue;
+ }
+
+ type->asterisk_format = static_RTP_PT[i].asterisk_format;
+ type->rtp_code = static_RTP_PT[i].rtp_code;
+ ast_format_copy(&type->format, &static_RTP_PT[i].format);
+
+ ao2_link_flags(codecs->payloads, type, OBJ_NOLOCK);
+
if (instance && instance->engine && instance->engine->payload_set) {
- instance->engine->payload_set(instance, i, codecs->payloads[i].asterisk_format, &codecs->payloads[i].format, codecs->payloads[i].rtp_code);
+ instance->engine->payload_set(instance, i, type->asterisk_format, &type->format, type->rtp_code);
}
+
+ ao2_ref(type, -1);
}
}
ast_rwlock_unlock(&static_RTP_PT_lock);
@@ -447,38 +498,57 @@
void ast_rtp_codecs_payloads_copy(struct ast_rtp_codecs *src, struct ast_rtp_codecs *dest, struct ast_rtp_instance *instance)
{
int i;
+ struct ast_rtp_payload_type *type;
for (i = 0; i < AST_RTP_MAX_PT; i++) {
- if (src->payloads[i].rtp_code || src->payloads[i].asterisk_format) {
- ast_debug(2, "Copying payload %d from %p to %p\n", i, src, dest);
- dest->payloads[i].asterisk_format = src->payloads[i].asterisk_format;
- dest->payloads[i].rtp_code = src->payloads[i].rtp_code;
- ast_format_copy(&dest->payloads[i].format, &src->payloads[i].format);
- if (instance && instance->engine && instance->engine->payload_set) {
- instance->engine->payload_set(instance, i, dest->payloads[i].asterisk_format, &dest->payloads[i].format, dest->payloads[i].rtp_code);
- }
- }
+ struct ast_rtp_payload_type *new_type;
+
+ if (!(type = ao2_find(src->payloads, &i, OBJ_KEY | OBJ_NOLOCK))) {
+ continue;
+ }
+
+ if (!(new_type = ao2_alloc(sizeof(*new_type), NULL))) {
+ continue;
+ }
+
+ ast_debug(2, "Copying payload %d from %p to %p\n", i, src, dest);
+
+ *new_type = *type;
+
+ ao2_link_flags(dest->payloads, new_type, OBJ_NOLOCK);
+
+ ao2_ref(new_type, -1);
+
+ if (instance && instance->engine && instance->engine->payload_set) {
+ instance->engine->payload_set(instance, i, type->asterisk_format, &type->format, type->rtp_code);
+ }
+
+ ao2_ref(type, -1);
}
}
void ast_rtp_codecs_payloads_set_m_type(struct ast_rtp_codecs *codecs, struct ast_rtp_instance *instance, int payload)
{
+ struct ast_rtp_payload_type *type;
ast_rwlock_rdlock(&static_RTP_PT_lock);
- if (payload < 0 || payload >= AST_RTP_MAX_PT || (!static_RTP_PT[payload].rtp_code && !static_RTP_PT[payload].asterisk_format)) {
+ if (payload < 0 || payload >= AST_RTP_MAX_PT || !(type = ao2_find(codecs->payloads, &payload, OBJ_KEY | OBJ_NOLOCK))) {
ast_rwlock_unlock(&static_RTP_PT_lock);
return;
}
- codecs->payloads[payload].asterisk_format = static_RTP_PT[payload].asterisk_format;
- codecs->payloads[payload].rtp_code = static_RTP_PT[payload].rtp_code;
- ast_format_copy(&codecs->payloads[payload].format, &static_RTP_PT[payload].format);
+ type->asterisk_format = static_RTP_PT[payload].asterisk_format;
+ type->rtp_code = static_RTP_PT[payload].rtp_code;
+ ast_format_copy(&type->format, &static_RTP_PT[payload].format);
ast_debug(1, "Setting payload %d based on m type on %p\n", payload, codecs);
if (instance && instance->engine && instance->engine->payload_set) {
- instance->engine->payload_set(instance, payload, codecs->payloads[payload].asterisk_format, &codecs->payloads[payload].format, codecs->payloads[payload].rtp_code);
- }
+ instance->engine->payload_set(instance, payload, type->asterisk_format, &type->format, type->rtp_code);
+ }
+
+ ao2_ref(type, -1);
+
ast_rwlock_unlock(&static_RTP_PT_lock);
}
@@ -496,6 +566,7 @@
ast_rwlock_rdlock(&mime_types_lock);
for (i = 0; i < mime_types_len; ++i) {
const struct ast_rtp_mime_type *t = &ast_rtp_mime_types[i];
+ struct ast_rtp_payload_type *type;
if (strcasecmp(mimesubtype, t->subtype)) {
continue;
@@ -514,15 +585,25 @@
}
found = 1;
- codecs->payloads[pt] = t->payload_type;
+
+ if (!(type = ao2_find(codecs->payloads, &pt, OBJ_KEY | OBJ_NOLOCK))) {
+ if (!(type = ao2_alloc(sizeof(*type), NULL))) {
+ continue;
+ }
+ ao2_link_flags(codecs->payloads, type, OBJ_NOLOCK);
+ }
+
+ *type = t->payload_type;
if ((t->payload_type.format.id == AST_FORMAT_G726) && t->payload_type.asterisk_format && (options & AST_RTP_OPT_G726_NONSTANDARD)) {
- ast_format_set(&codecs->payloads[pt].format, AST_FORMAT_G726_AAL2, 0);
+ ast_format_set(&type->format, AST_FORMAT_G726_AAL2, 0);
}
if (instance && instance->engine && instance->engine->payload_set) {
- instance->engine->payload_set(instance, pt, codecs->payloads[i].asterisk_format, &codecs->payloads[i].format, codecs->payloads[i].rtp_code);
- }
+ instance->engine->payload_set(instance, pt, type->asterisk_format, &type->format, type->rtp_code);
+ }
+
+ ao2_ref(type, -1);
break;
}
@@ -544,9 +625,7 @@
ast_debug(2, "Unsetting payload %d on %p\n", payload, codecs);
- codecs->payloads[payload].asterisk_format = 0;
- codecs->payloads[payload].rtp_code = 0;
- ast_format_clear(&codecs->payloads[payload].format);
+ ao2_find(codecs->payloads, &payload, OBJ_KEY | OBJ_NOLOCK | OBJ_NODATA | OBJ_UNLINK);
if (instance && instance->engine && instance->engine->payload_set) {
instance->engine->payload_set(instance, payload, 0, NULL, 0);
@@ -555,15 +634,16 @@
struct ast_rtp_payload_type ast_rtp_codecs_payload_lookup(struct ast_rtp_codecs *codecs, int payload)
{
- struct ast_rtp_payload_type result = { .asterisk_format = 0, };
+ struct ast_rtp_payload_type result = { .asterisk_format = 0, }, *type;
if (payload < 0 || payload >= AST_RTP_MAX_PT) {
return result;
}
- result.asterisk_format = codecs->payloads[payload].asterisk_format;
- result.rtp_code = codecs->payloads[payload].rtp_code;
- ast_format_copy(&result.format, &codecs->payloads[payload].format);
+ if ((type = ao2_find(codecs->payloads, &payload, OBJ_KEY | OBJ_NOLOCK))) {
+ result = *type;
+ ao2_ref(type, -1);
+ }
if (!result.rtp_code && !result.asterisk_format) {
ast_rwlock_rdlock(&static_RTP_PT_lock);
@@ -577,46 +657,78 @@
struct ast_format *ast_rtp_codecs_get_payload_format(struct ast_rtp_codecs *codecs, int payload)
{
+ struct ast_rtp_payload_type *type;
+ struct ast_format *format;
+
if (payload < 0 || payload >= AST_RTP_MAX_PT) {
return NULL;
}
- if (!codecs->payloads[payload].asterisk_format) {
+
+ if (!(type = ao2_find(codecs->payloads, &payload, OBJ_KEY | OBJ_NOLOCK))) {
return NULL;
}
- return &codecs->payloads[payload].format;
+
+ format = type->asterisk_format ? &type->format : NULL;
+
+ ao2_ref(type, -1);
+
+ return format;
+}
+
+static int rtp_payload_type_add_ast(void *obj, void *arg, int flags)
+{
+ struct ast_rtp_payload_type *type = obj;
+ struct ast_format_cap *astformats = arg;
+
+ if (type->asterisk_format) {
+ ast_format_cap_add(astformats, &type->format);
+ }
+
+ return 0;
+}
+
+static int rtp_payload_type_add_nonast(void *obj, void *arg, int flags)
+{
+ struct ast_rtp_payload_type *type = obj;
+ int *nonastformats = arg;
+
+ if (!type->asterisk_format) {
+ *nonastformats |= type->rtp_code;
+ }
+
+ return 0;
}
void ast_rtp_codecs_payload_formats(struct ast_rtp_codecs *codecs, struct ast_format_cap *astformats, int *nonastformats)
{
- int i;
-
ast_format_cap_remove_all(astformats);
*nonastformats = 0;
- for (i = 0; i < AST_RTP_MAX_PT; i++) {
- if (codecs->payloads[i].rtp_code || codecs->payloads[i].asterisk_format) {
- ast_debug(1, "Incorporating payload %d on %p\n", i, codecs);
- }
- if (codecs->payloads[i].asterisk_format) {
- ast_format_cap_add(astformats, &codecs->payloads[i].format);
- } else {
- *nonastformats |= codecs->payloads[i].rtp_code;
- }
- }
+ ao2_callback(codecs->payloads, OBJ_NODATA | OBJ_MULTIPLE | OBJ_NOLOCK, rtp_payload_type_add_ast, astformats);
+ ao2_callback(codecs->payloads, OBJ_NODATA | OBJ_MULTIPLE | OBJ_NOLOCK, rtp_payload_type_add_nonast, nonastformats);
+}
+
+static int rtp_payload_type_find_format(void *obj, void *arg, int flags)
+{
+ struct ast_rtp_payload_type *type = obj;
+ struct ast_format *format = arg;
+
+ return (type->asterisk_format && (ast_format_cmp(&type->format, format) != AST_FORMAT_CMP_NOT_EQUAL)) ? CMP_MATCH | CMP_STOP : 0;
}
int ast_rtp_codecs_payload_code(struct ast_rtp_codecs *codecs, int asterisk_format, const struct ast_format *format, int code)
{
- int i;
- int res = -1;
- for (i = 0; i < AST_RTP_MAX_PT; i++) {
- if (codecs->payloads[i].asterisk_format && asterisk_format && format &&
- (ast_format_cmp(format, &codecs->payloads[i].format) != AST_FORMAT_CMP_NOT_EQUAL)) {
- return i;
- } else if (!codecs->payloads[i].asterisk_format && !asterisk_format &&
- (codecs->payloads[i].rtp_code == code)) {
- return i;
- }
+ struct ast_rtp_payload_type *type;
+ int i, res = -1;
+
+ if (asterisk_format && format && (type = ao2_callback(codecs->payloads, OBJ_NOLOCK, rtp_payload_type_find_format, (void*)format))) {
+ res = type->rtp_code;
+ ao2_ref(type, -1);
+ return res;
+ } else if (!asterisk_format && (type = ao2_find(codecs->payloads, &code, OBJ_NOLOCK | OBJ_KEY))) {
+ res = type->rtp_code;
+ ao2_ref(type, -1);
+ return res;
}
ast_rwlock_rdlock(&static_RTP_PT_lock);
Modified: trunk/res/res_rtp_asterisk.c
URL: http://svnview.digium.com/svn/asterisk/trunk/res/res_rtp_asterisk.c?view=diff&rev=370832&r1=370831&r2=370832
==============================================================================
--- trunk/res/res_rtp_asterisk.c (original)
+++ trunk/res/res_rtp_asterisk.c Tue Aug 7 08:07:58 2012
@@ -2774,8 +2774,8 @@
}
/* If the payload coming in is not one of the negotiated ones then send it to the core, this will cause formats to change and the bridge to break */
- if (!(ast_rtp_instance_get_codecs(instance1)->payloads[bridged_payload].rtp_code) &&
- !(ast_rtp_instance_get_codecs(instance1)->payloads[bridged_payload].asterisk_format)) {
+ if (!ast_rtp_codecs_payload_code(ast_rtp_instance_get_codecs(instance1), 0, NULL, bridged_payload) &&
+ !ast_rtp_codecs_get_payload_format(ast_rtp_instance_get_codecs(instance1), bridged_payload)) {
return -1;
}
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