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SDP: Add get/set option calls for RTP sched context per type.

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Change-Id: I82dc75c63c48904e9e5a49e2205dcc06e88487e4
This commit is contained in:
Richard Mudgett
2017-06-08 11:38:33 -05:00
parent 716abaf33d
commit e563a1920e
4 changed files with 62 additions and 7 deletions
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25
include/asterisk/sdp_options.h
View File

@@ -522,4 +522,29 @@ void ast_sdp_options_set_ssrc(struct ast_sdp_options *options, unsigned int ssrc
*/
unsigned int ast_sdp_options_get_ssrc(const struct ast_sdp_options *options);
/*!
* \brief Set the SDP options scheduler context used to create new streams of the type.
* \since 15.0.0
*
* \param options SDP Options
* \param type Media type the scheduler context is for.
* \param sched Scheduler context to use for the specified media type.
*
* \return Nothing
*/
void ast_sdp_options_set_sched_type(struct ast_sdp_options *options,
enum ast_media_type type, struct ast_sched_context *sched);
/*!
* \brief Get the SDP options scheduler context used to create new streams of the type.
* \since 15.0.0
*
* \param options SDP Options
* \param type Media type the format cap represents.
*
* \return The stored scheduler context to create new streams of the type.
*/
struct ast_sched_context *ast_sdp_options_get_sched_type(const struct ast_sdp_options *options,
enum ast_media_type type);
#endif /* _ASTERISK_SDP_OPTIONS_H */

33
main/sdp_options.c
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@@ -77,6 +77,39 @@ DEFINE_GETTERS_SETTERS_FOR(enum ast_sdp_options_impl, impl);
DEFINE_GETTERS_SETTERS_FOR(enum ast_sdp_options_encryption, encryption);
DEFINE_GETTERS_SETTERS_FOR(unsigned int, ssrc);
struct ast_sched_context *ast_sdp_options_get_sched_type(const struct ast_sdp_options *options, enum ast_media_type type)
{
struct ast_sched_context *sched = NULL;
switch (type) {
case AST_MEDIA_TYPE_AUDIO:
case AST_MEDIA_TYPE_VIDEO:
case AST_MEDIA_TYPE_IMAGE:
case AST_MEDIA_TYPE_TEXT:
sched = options->sched[type];
break;
case AST_MEDIA_TYPE_UNKNOWN:
case AST_MEDIA_TYPE_END:
break;
}
return sched;
}
void ast_sdp_options_set_sched_type(struct ast_sdp_options *options, enum ast_media_type type, struct ast_sched_context *sched)
{
switch (type) {
case AST_MEDIA_TYPE_AUDIO:
case AST_MEDIA_TYPE_VIDEO:
case AST_MEDIA_TYPE_IMAGE:
case AST_MEDIA_TYPE_TEXT:
options->sched[type] = sched;
break;
case AST_MEDIA_TYPE_UNKNOWN:
case AST_MEDIA_TYPE_END:
break;
}
}
static void set_defaults(struct ast_sdp_options *options)
{
options->dtmf = DEFAULT_DTMF;

2
main/sdp_private.h
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@@ -35,6 +35,8 @@ struct ast_sdp_options {
/*! RTP Engine Name */
AST_STRING_FIELD(rtp_engine);
);
/*! Scheduler context for the media stream types (Mainly for RTP) */
struct ast_sched_context *sched[AST_MEDIA_TYPE_END];
struct {
unsigned int rtp_symmetric:1;
unsigned int udptl_symmetric:1;

9
main/sdp_state.c
View File

@@ -151,12 +151,6 @@ static void sdp_state_capabilities_free(struct sdp_state_capabilities *capabilit
ast_free(capabilities);
}
/* TODO
* This isn't set anywhere yet.
*/
/*! \brief Scheduler for RTCP purposes */
static struct ast_sched_context *sched;
/*! \brief Internal function which creates an RTP instance */
static struct sdp_state_rtp *create_rtp(const struct ast_sdp_options *options,
enum ast_media_type media_type)
@@ -185,7 +179,8 @@ static struct sdp_state_rtp *create_rtp(const struct ast_sdp_options *options,
return NULL;
}
rtp->instance = ast_rtp_instance_new(options->rtp_engine, sched, media_address, NULL);
rtp->instance = ast_rtp_instance_new(options->rtp_engine,
ast_sdp_options_get_sched_type(options, media_type), media_address, NULL);
if (!rtp->instance) {
ast_log(LOG_ERROR, "Unable to create RTP instance using RTP engine '%s'\n",
options->rtp_engine);