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completed gst_buffer_copy, added API comments

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Original commit message from CVS:
completed gst_buffer_copy, added API comments
This commit is contained in:
Erik Walthinsen 2001-04-22 01:41:40 +00:00
parent 2acfc61ce7
commit e5abd7fde7
1 changed files with 20 additions and 7 deletions
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27
gst/gstbuffer.c
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@ -398,18 +398,31 @@ gst_buffer_remove_meta (GstBuffer *buffer, GstMeta *meta)
/**
* gst_buffer_copy:
* @buffer: the orignal GstBuffer to make a copy of
*
* Make a full copy of the give buffer, data and all.
*
* Returns: new buffer
*/
GstBuffer *
gst_buffer_copy (GstBuffer *buf)
gst_buffer_copy (GstBuffer *buffer)
{
GstBuffer *newbuf;
/***** FIXME: this is not complete, it doesn't copy everything it should *****/
newbuf = gst_buffer_new();
GST_BUFFER_SIZE(newbuf) = GST_BUFFER_DATA(buf);
GST_BUFFER_DATA(newbuf) = malloc(GST_BUFFER_SIZE(buf));
memcpy(GST_BUFFER_DATA(newbuf),GST_BUFFER_DATA(buf),GST_BUFFER_SIZE(buf));
GST_BUFFER_OFFSET(newbuf) = GST_BUFFER_OFFSET(buf);
GST_BUFFER_TIMESTAMP(newbuf) = GST_BUFFER_TIMESTAMP(buf);
GST_BUFFER_SIZE(newbuf) = GST_BUFFER_SIZE(buffer);
GST_BUFFER_DATA(newbuf) = malloc(GST_BUFFER_SIZE(buffer));
memcpy(GST_BUFFER_DATA(newbuf),GST_BUFFER_DATA(buf),GST_BUFFER_SIZE(buffer));
GST_BUFFER_MAXSIZE(newbuf) = GST_BUFFER_MAXSIZE(buffer);
GST_BUFFER_OFFSET(newbuf) = GST_BUFFER_OFFSET(buffer);
GST_BUFFER_TIMESTAMP(newbuf) = GST_BUFFER_TIMESTAMP(buffer);
GST_BUFFER_MAXAGE(newbuf) = GST_BUFFER_MAXAGE(buffer);
// since we just created a new buffer, so we have no ties to old stuff
GST_BUFFER_PARENT(newbuf) = NULL;
GST_BUFFER_POOL(newbuf) = NULL;
return newbuf;
}