diff --git a/gst-libs/gst/audio/gstaudiodecoder.c b/gst-libs/gst/audio/gstaudiodecoder.c index 5dfd278e1d..6bc054d47b 100644 --- a/gst-libs/gst/audio/gstaudiodecoder.c +++ b/gst-libs/gst/audio/gstaudiodecoder.c @@ -220,6 +220,7 @@ struct _GstAudioDecoderPrivate GstAdapter *adapter; /* tracking input ts for changes */ GstClockTime prev_ts; + guint64 prev_distance; /* frames obtained from input */ GQueue frames; /* collected output data */ @@ -445,6 +446,7 @@ gst_audio_decoder_reset (GstAudioDecoder * dec, gboolean full) dec->priv->out_ts = GST_CLOCK_TIME_NONE; dec->priv->out_dur = 0; dec->priv->prev_ts = GST_CLOCK_TIME_NONE; + dec->priv->prev_distance = 0; dec->priv->drained = TRUE; dec->priv->base_ts = GST_CLOCK_TIME_NONE; dec->priv->samples = 0; @@ -977,6 +979,7 @@ gst_audio_decoder_push_buffers (GstAudioDecoder * dec, gboolean force) if (G_LIKELY (av)) { gint len; GstClockTime ts; + guint64 distance; /* parse if needed */ if (klass->parse) { @@ -1016,12 +1019,13 @@ gst_audio_decoder_push_buffers (GstAudioDecoder * dec, gboolean force) len = av; } /* track upstream ts, but do not get stuck if nothing new upstream */ - ts = gst_adapter_prev_timestamp (priv->adapter, NULL); - if (ts == priv->prev_ts) { + ts = gst_adapter_prev_timestamp (priv->adapter, &distance); + if (ts != priv->prev_ts || distance <= priv->prev_distance) { + priv->prev_ts = ts; + priv->prev_distance = distance; + } else { GST_LOG_OBJECT (dec, "ts == prev_ts; discarding"); ts = GST_CLOCK_TIME_NONE; - } else { - priv->prev_ts = ts; } buffer = gst_adapter_take_buffer (priv->adapter, len); buffer = gst_buffer_make_metadata_writable (buffer);