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FS-8130 add jb_video_low_bitrate for a bit rate to ask for when the jb is taxed

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This commit is contained in:
Anthony Minessale 2015-09-22 16:35:00 -05:00
parent e677044dfa
commit 5bcff7777c
1 changed files with 15 additions and 3 deletions
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18
src/switch_jitterbuffer.c
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@ -82,6 +82,7 @@ struct switch_jb_s {
uint32_t samples_per_frame;
uint32_t samples_per_second;
uint32_t bitrate_control;
uint32_t video_low_bitrate;
uint8_t write_init;
uint8_t read_init;
uint8_t debug_level;
@ -740,8 +741,19 @@ SWITCH_DECLARE(void) switch_jb_ts_mode(switch_jb_t *jb, uint32_t samples_per_fra
SWITCH_DECLARE(void) switch_jb_set_session(switch_jb_t *jb, switch_core_session_t *session)
{
const char *var;
jb->session = session;
jb->channel = switch_core_session_get_channel(session);
if (jb->type == SJB_VIDEO && (var = switch_channel_get_variable_dup(jb->channel, "jb_video_low_bitrate", SWITCH_FALSE, -1))) {
int tmp = atoi(var);
if (tmp > 128 && tmp < 10240) {
jb->video_low_bitrate = (uint32_t)tmp;
}
}
}
SWITCH_DECLARE(void) switch_jb_set_flag(switch_jb_t *jb, switch_jb_flag_t flag)
@ -1140,7 +1152,7 @@ SWITCH_DECLARE(switch_status_t) switch_jb_get_packet(switch_jb_t *jb, switch_rtp
jb->consec_miss_count = 0;
jb->consec_good_count = 0;
if (jb->type == SJB_VIDEO && jb->channel) {
if (jb->type == SJB_VIDEO && jb->channel && jb->video_low_bitrate) {
//switch_time_t now = switch_time_now();
//int ok = (now - jb->last_bitrate_change) > 10000;
@ -1151,10 +1163,10 @@ SWITCH_DECLARE(switch_status_t) switch_jb_get_packet(switch_jb_t *jb, switch_rtp
if (jb->session) {
switch_core_session_request_video_refresh(jb->session);
}
} else if (!switch_channel_test_flag(jb->channel, CF_VIDEO_BITRATE_UNMANAGABLE) && jb->frame_len > jb->min_frame_len + 1) {
} else if (!switch_channel_test_flag(jb->channel, CF_VIDEO_BITRATE_UNMANAGABLE) && jb->frame_len > jb->min_frame_len * 2) {
switch_core_session_message_t msg = { 0 };
jb->bitrate_control = 512;
jb->bitrate_control = jb->video_low_bitrate;
msg.message_id = SWITCH_MESSAGE_INDICATE_BITRATE_REQ;
msg.numeric_arg = jb->bitrate_control * 1024;