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wildmidi: cleanups

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This commit is contained in:
Wim Taymans 2009-08-31 18:32:07 +02:00
parent 42b9415024
commit 5c6ddc8ff2
1 changed files with 19 additions and 34 deletions
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53
ext/timidity/gstwildmidi.c
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@ -542,12 +542,6 @@ gst_wildmidi_activatepull (GstPad * pad, gboolean active)
}
}
static GstBuffer *
gst_wildmidi_allocate_buffer (GstWildmidi * wildmidi, gint64 samples)
{
return gst_buffer_new_and_alloc (samples * wildmidi->bytes_per_frame);
}
static GstBuffer *
gst_wildmidi_clip_buffer (GstWildmidi * wildmidi, GstBuffer * buffer)
{
@ -586,10 +580,13 @@ gst_wildmidi_clip_buffer (GstWildmidi * wildmidi, GstBuffer * buffer)
/* generate audio data and advance internal timers */
static GstBuffer *
gst_wildmidi_fill_buffer (GstWildmidi * wildmidi, GstBuffer * buffer)
gst_wildmidi_get_buffer (GstWildmidi * wildmidi)
{
size_t bytes_read;
gint64 samples;
GstBuffer *buffer;
buffer = gst_buffer_new_and_alloc (256 * wildmidi->bytes_per_frame);
bytes_read =
WildMidi_GetOutput (wildmidi->song, (char *) GST_BUFFER_DATA (buffer),
@ -627,22 +624,7 @@ gst_wildmidi_fill_buffer (GstWildmidi * wildmidi, GstBuffer * buffer)
GST_TIME_ARGS (((guint64) (GST_BUFFER_TIMESTAMP (buffer) +
GST_BUFFER_DURATION (buffer)))), samples);
return buffer;
}
static GstBuffer *
gst_wildmidi_get_buffer (GstWildmidi * wildmidi)
{
GstBuffer *out;
out =
gst_wildmidi_fill_buffer (wildmidi,
gst_wildmidi_allocate_buffer (wildmidi, 256));
if (!out)
return NULL;
return gst_wildmidi_clip_buffer (wildmidi, out);
return gst_wildmidi_clip_buffer (wildmidi, buffer);
}
static gboolean
@ -713,13 +695,8 @@ gst_wildmidi_do_play (GstWildmidi * wildmidi)
wildmidi->o_segment->last_stop = wildmidi->o_segment->time = sample;
}
out = gst_wildmidi_get_buffer (wildmidi);
if (!out) {
GST_LOG_OBJECT (wildmidi, "Song ended, generating eos");
gst_pad_push_event (wildmidi->srcpad, gst_event_new_eos ());
wildmidi->o_seek = FALSE;
return GST_FLOW_UNEXPECTED;
}
if (!(out = gst_wildmidi_get_buffer (wildmidi)))
goto eos;
if (wildmidi->o_seek) {
GST_BUFFER_FLAG_SET (out, GST_BUFFER_FLAG_DISCONT);
@ -730,6 +707,14 @@ gst_wildmidi_do_play (GstWildmidi * wildmidi)
ret = gst_pad_push (wildmidi->srcpad, out);
return ret;
/* ERRORS */
eos:
{
GST_LOG_OBJECT (wildmidi, "Song ended");
wildmidi->o_seek = FALSE;
return GST_FLOW_UNEXPECTED;
}
}
static gboolean
@ -746,6 +731,7 @@ gst_wildmidi_sink_event (GstPad * pad, GstEvent * event)
/* now start the parsing task */
gst_pad_start_task (wildmidi->sinkpad,
(GstTaskFunction) gst_wildmidi_loop, wildmidi->sinkpad);
/* don't forward the event */
gst_event_unref (event);
break;
default:
@ -758,16 +744,15 @@ gst_wildmidi_sink_event (GstPad * pad, GstEvent * event)
static GstFlowReturn
gst_wildmidi_chain (GstPad * sinkpad, GstBuffer * buffer)
{
GstFlowReturn ret;
GstWildmidi *wildmidi;
wildmidi = GST_WILDMIDI (GST_PAD_PARENT (sinkpad));
/* push stuff in the adapter, we will start doing something in the sink event
* handler when we get EOS */
gst_adapter_push (wildmidi->adapter, buffer);
ret = GST_FLOW_OK;
return ret;
return GST_FLOW_OK;
}
static void