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Merge pull request #1766 in FS/freeswitch from ~DRAGOS_OANCEA/freeswitch-dragos:FS-11958 to master 

* commit '863189fed69b953dcf732b351124a63814a8f322':
  FS-11958: [core] add switch_core_media functions that deal with bw and bitrate
This commit is contained in:
Mike Jerris 2019-07-25 12:52:54 -05:00
parent a84daf95bb 863189fed6
commit 241911817f
2 changed files with 71 additions and 1 deletions
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3
src/include/switch_core_media.h
View File

@ -365,6 +365,9 @@ SWITCH_DECLARE(switch_file_handle_t *) switch_core_media_get_video_file(switch_c
SWITCH_DECLARE(switch_bool_t) switch_core_session_in_video_thread(switch_core_session_t *session);
SWITCH_DECLARE(switch_bool_t) switch_core_media_check_dtls(switch_core_session_t *session, switch_media_type_t type);
SWITCH_DECLARE(switch_status_t) switch_core_media_set_outgoing_bitrate(switch_core_session_t *session, switch_media_type_t type, uint32_t bitrate);
SWITCH_DECLARE(uint32_t) switch_core_media_get_orig_bitrate(switch_core_session_t *session, switch_media_type_t type);
SWITCH_DECLARE(void) switch_core_media_set_media_bw_mult(switch_core_session_t *session, float mult);
SWITCH_DECLARE(float) switch_core_media_get_media_bw_mult(switch_core_session_t *session);
SWITCH_DECLARE(switch_status_t) switch_core_media_reset_jb(switch_core_session_t *session, switch_media_type_t type);
SWITCH_DECLARE(switch_status_t) switch_core_session_wait_for_video_input_params(switch_core_session_t *session, uint32_t timeout_ms);

69
src/switch_core_media.c
View File

@ -196,6 +196,8 @@ typedef struct switch_rtp_engine_s {
uint8_t new_ice;
uint8_t new_dtls;
uint32_t sdp_bw;
uint32_t orig_bitrate;
float bw_mult;
uint8_t reject_avp;
int t140_pt;
int red_pt;
@ -12434,12 +12436,34 @@ SWITCH_DECLARE(switch_bool_t) switch_core_media_check_dtls(switch_core_session_t
return SWITCH_FALSE;
}
SWITCH_DECLARE(uint32_t) switch_core_media_get_orig_bitrate(switch_core_session_t *session, switch_media_type_t type)
{
switch_media_handle_t *smh;
switch_rtp_engine_t *engine;
if (!(smh = session->media_handle)) {
return 0;
}
if (switch_channel_down(session->channel)) {
return 0;
}
engine = &smh->engines[type];
if (engine) {
return engine->orig_bitrate;
} else {
return 0;
}
}
SWITCH_DECLARE(switch_status_t) switch_core_media_set_outgoing_bitrate(switch_core_session_t *session, switch_media_type_t type, uint32_t bitrate)
{
switch_media_handle_t *smh;
switch_rtp_engine_t *engine;
switch_status_t status = SWITCH_STATUS_FALSE;
uint32_t new_bitrate;
if (!(smh = session->media_handle)) {
return SWITCH_STATUS_FALSE;
@ -12451,14 +12475,57 @@ SWITCH_DECLARE(switch_status_t) switch_core_media_set_outgoing_bitrate(switch_co
engine = &smh->engines[type];
new_bitrate = bitrate - bitrate * engine->bw_mult;
if (switch_core_codec_ready(&engine->write_codec)) {
status = switch_core_codec_control(&engine->write_codec, SCC_VIDEO_BANDWIDTH,
SCCT_INT, &bitrate, SCCT_NONE, NULL, NULL, NULL);
SCCT_INT, &new_bitrate, SCCT_NONE, NULL, NULL, NULL);
}
engine->orig_bitrate = bitrate;
return status;
}
SWITCH_DECLARE(float) switch_core_media_get_media_bw_mult(switch_core_session_t *session)
{
switch_media_handle_t *smh;
switch_rtp_engine_t *engine;
if (!(smh = session->media_handle)) {
return 0;
}
if (switch_channel_down(session->channel)) {
return 0;
}
engine = &smh->engines[SWITCH_MEDIA_TYPE_VIDEO];
if (engine) {
return engine->bw_mult;
}
return 0;
}
SWITCH_DECLARE(void) switch_core_media_set_media_bw_mult(switch_core_session_t *session, float mult)
{
switch_media_handle_t *smh;
switch_rtp_engine_t *engine;
if (!(smh = session->media_handle)) {
return;
}
if (switch_channel_down(session->channel)) {
return;
}
engine = &smh->engines[SWITCH_MEDIA_TYPE_VIDEO];
if (engine) {
engine->bw_mult = mult;
}
}
//?
SWITCH_DECLARE(switch_status_t) switch_core_media_reset_jb(switch_core_session_t *session, switch_media_type_t type)
{