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buffer: fix the _get_mapped function

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Fix the internal _get_mapped function. gst_memory_make_mapped() takes ownership
of the memory so we need to keep an additional ref until we are done.
This commit is contained in:
Wim Taymans 2012-07-03 12:38:55 +02:00
parent 2c88afb992
commit db65bfa129
1 changed files with 6 additions and 7 deletions
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13
gst/gstbuffer.c
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@ -785,18 +785,17 @@ _get_mapped (GstBuffer * buffer, guint idx, GstMapInfo * info,
{
GstMemory *mem, *mapped;
mem = GST_BUFFER_MEM_PTR (buffer, idx);
mem = gst_memory_ref (GST_BUFFER_MEM_PTR (buffer, idx));
mapped = gst_memory_make_mapped (mem, info, flags);
if (!mapped)
return NULL;
if (mapped != mem) {
if (mapped && mapped != mem) {
/* new memory, replace old memory */
GST_BUFFER_MEM_PTR (buffer, idx) = mapped;
gst_memory_unref (mem);
mem = mapped;
}
return mem;
gst_memory_unref (mem);
return mapped;
}
/**