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adapter: fix docs for 1.0

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Add parent to chain function signature and use it.
This commit is contained in:
Wim Taymans 2012-12-05 14:03:27 +01:00
parent c33be7ec77
commit 89d6ac116c
1 changed files with 4 additions and 5 deletions
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9
libs/gst/base/gstadapter.c
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@ -45,18 +45,19 @@
* in 512-byte chunks could be implemented like this: * in 512-byte chunks could be implemented like this:
* |[ * |[
* static GstFlowReturn * static GstFlowReturn
* sink_pad_chain (GstPad *pad, GstBuffer *buffer) * sink_pad_chain (GstPad *pad, GstObject *parent, GstBuffer *buffer)
* { * {
* MyElement *this; * MyElement *this;
* GstAdapter *adapter; * GstAdapter *adapter;
* GstFlowReturn ret = GST_FLOW_OK; * GstFlowReturn ret = GST_FLOW_OK;
* *
* // will give the element an extra ref; remember to drop it * this = MY_ELEMENT (parent);
* this = MY_ELEMENT (gst_pad_get_parent (pad)); *
* adapter = this->adapter; * adapter = this->adapter;
* *
* // put buffer into adapter * // put buffer into adapter
* gst_adapter_push (adapter, buffer); * gst_adapter_push (adapter, buffer);
*
* // while we can read out 512 bytes, process them * // while we can read out 512 bytes, process them
* while (gst_adapter_available (adapter) >= 512 && ret == GST_FLOW_OK) { * while (gst_adapter_available (adapter) >= 512 && ret == GST_FLOW_OK) {
* const guint8 *data = gst_adapter_map (adapter, 512); * const guint8 *data = gst_adapter_map (adapter, 512);
@ -65,8 +66,6 @@
* gst_adapter_unmap (adapter); * gst_adapter_unmap (adapter);
* gst_adapter_flush (adapter, 512); * gst_adapter_flush (adapter, 512);
* } * }
*
* gst_object_unref (this);
* return ret; * return ret;
* } * }
* ]| * ]|