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videorate: factor out gst_video_rate_push_buffer()

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No semantic change, just factor out this function from
gst_video_rate_flush_prev().

I'm about to use it to change the 'drop-only' code path.

https://bugzilla.gnome.org/show_bug.cgi?id=780767
This commit is contained in:
Guillaume Desmottes 2017-04-04 13:16:42 +02:00 committed by Olivier Crête
parent 7fb0aeac10
commit 2c2d2a444c
1 changed files with 23 additions and 14 deletions
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37
gst/videorate/gstvideorate.c
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@ -623,25 +623,14 @@ gst_video_rate_init (GstVideoRate * videorate)
gst_base_transform_set_gap_aware (GST_BASE_TRANSFORM (videorate), TRUE); gst_base_transform_set_gap_aware (GST_BASE_TRANSFORM (videorate), TRUE);
} }
/* flush the oldest buffer */ /* @outbuf: (transfer full) needs to be writable */
static GstFlowReturn static GstFlowReturn
gst_video_rate_flush_prev (GstVideoRate * videorate, gboolean duplicate, gst_video_rate_push_buffer (GstVideoRate * videorate, GstBuffer * outbuf,
GstClockTime next_intime) gboolean duplicate, GstClockTime next_intime)
{ {
GstFlowReturn res; GstFlowReturn res;
GstBuffer *outbuf;
GstClockTime push_ts; GstClockTime push_ts;
if (!videorate->prevbuf)
goto eos_before_buffers;
outbuf = gst_buffer_ref (videorate->prevbuf);
if (videorate->drop_only)
gst_buffer_replace (&videorate->prevbuf, NULL);
/* make sure we can write to the metadata */
outbuf = gst_buffer_make_writable (outbuf);
GST_BUFFER_OFFSET (outbuf) = videorate->out; GST_BUFFER_OFFSET (outbuf) = videorate->out;
GST_BUFFER_OFFSET_END (outbuf) = videorate->out + 1; GST_BUFFER_OFFSET_END (outbuf) = videorate->out + 1;
@ -710,6 +699,26 @@ gst_video_rate_flush_prev (GstVideoRate * videorate, gboolean duplicate,
res = gst_pad_push (GST_BASE_TRANSFORM_SRC_PAD (videorate), outbuf); res = gst_pad_push (GST_BASE_TRANSFORM_SRC_PAD (videorate), outbuf);
return res; return res;
}
/* flush the oldest buffer */
static GstFlowReturn
gst_video_rate_flush_prev (GstVideoRate * videorate, gboolean duplicate,
GstClockTime next_intime)
{
GstBuffer *outbuf;
if (!videorate->prevbuf)
goto eos_before_buffers;
outbuf = gst_buffer_ref (videorate->prevbuf);
if (videorate->drop_only)
gst_buffer_replace (&videorate->prevbuf, NULL);
/* make sure we can write to the metadata */
outbuf = gst_buffer_make_writable (outbuf);
return gst_video_rate_push_buffer (videorate, outbuf, duplicate, next_intime);
/* WARNINGS */ /* WARNINGS */
eos_before_buffers: eos_before_buffers: