From 48dd557fea0273bd9fd2ca204cf7ad394828e0aa Mon Sep 17 00:00:00 2001 From: =?utf8?q?Sebastian=20Dr=C3=B6ge?= Date: Tue, 9 Jun 2009 18:37:43 +0200 Subject: [PATCH] [MOVED FROM BAD 11/29] shapewipe: Proxy bufferalloc on the video sinkpad --- gst/shapewipe/gstshapewipe.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/gst/shapewipe/gstshapewipe.c b/gst/shapewipe/gstshapewipe.c index 61aaf47..e8d8207 100644 --- a/gst/shapewipe/gstshapewipe.c +++ b/gst/shapewipe/gstshapewipe.c @@ -67,6 +67,8 @@ static gboolean gst_shape_wipe_video_sink_event (GstPad * pad, static gboolean gst_shape_wipe_video_sink_setcaps (GstPad * pad, GstCaps * caps); static GstCaps *gst_shape_wipe_video_sink_getcaps (GstPad * pad); +static GstFlowReturn gst_shape_wipe_video_sink_bufferalloc (GstPad * pad, + guint64 offset, guint size, GstCaps * caps, GstBuffer ** buf); static GstFlowReturn gst_shape_wipe_mask_sink_chain (GstPad * pad, GstBuffer * buffer); static gboolean gst_shape_wipe_mask_sink_event (GstPad * pad, GstEvent * event); @@ -165,6 +167,8 @@ gst_shape_wipe_init (GstShapeWipe * self, GstShapeWipeClass * g_class) GST_DEBUG_FUNCPTR (gst_shape_wipe_video_sink_setcaps)); gst_pad_set_getcaps_function (self->video_sinkpad, GST_DEBUG_FUNCPTR (gst_shape_wipe_video_sink_getcaps)); + gst_pad_set_bufferalloc_function (self->video_sinkpad, + GST_DEBUG_FUNCPTR (gst_shape_wipe_video_sink_bufferalloc)); gst_element_add_pad (GST_ELEMENT (self), self->video_sinkpad); self->mask_sinkpad = @@ -265,6 +269,25 @@ gst_shape_wipe_reset (GstShapeWipe * self) gst_segment_init (&self->segment, GST_FORMAT_TIME); } +static GstFlowReturn +gst_shape_wipe_video_sink_bufferalloc (GstPad * pad, guint64 offset, guint size, + GstCaps * caps, GstBuffer ** buf) +{ + GstShapeWipe *self = GST_SHAPE_WIPE (gst_pad_get_parent (pad)); + GstFlowReturn ret = GST_FLOW_OK; + + GST_DEBUG_OBJECT (pad, "Allocating buffer with offset 0x%" G_GINT64_MODIFIER + "x and size %u with caps: %" GST_PTR_FORMAT, offset, size, caps); + + *buf = NULL; + + ret = gst_pad_alloc_buffer (self->srcpad, offset, size, caps, buf); + + gst_object_unref (self); + + return ret; +} + static gboolean gst_shape_wipe_video_sink_setcaps (GstPad * pad, GstCaps * caps) { -- 2.7.4