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FS-7500: add support for codec control and use it to pass messages down to the codec and use it to implement keyframe reset for fir, pli and nack. Later we will expand to handle nack correctly.

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This commit is contained in:
Anthony Minessale
2014-11-12 21:30:39 -06:00
parent 5f1f628e28
commit a6012594fb
11 changed files with 258 additions and 65 deletions
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src/switch_core_codec.c
+33
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@@ -843,6 +843,39 @@ SWITCH_DECLARE(switch_status_t) switch_core_codec_decode_video(switch_codec_t *c
return status;
}
SWITCH_DECLARE(switch_status_t) switch_core_codec_control(switch_codec_t *codec,
switch_codec_control_command_t cmd,
switch_codec_control_type_t ctype,
void *cmd_data,
switch_codec_control_type_t *rtype,
void **ret_data)
{
switch_status_t status = SWITCH_STATUS_FALSE;
switch_assert(codec != NULL);
if (!codec->implementation || !switch_core_codec_ready(codec)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Codec is not initialized!\n");
return SWITCH_STATUS_NOT_INITALIZED;
}
if (codec->mutex) switch_mutex_lock(codec->mutex);
if (codec->implementation->codec_control) {
status = codec->implementation->codec_control(codec, cmd, ctype, cmd_data, rtype, ret_data);
}
if (codec->mutex) switch_mutex_unlock(codec->mutex);
return status;
}
SWITCH_DECLARE(switch_status_t) switch_core_codec_destroy(switch_codec_t *codec)
{
switch_mutex_t *mutex = codec->mutex;