Get the buffer associated with @sample
Return: the buffer of @sample or %NULL when there is no buffer. The buffer remains valid as long as @sample is valid. If you need to hold on to it for longer than that, take a ref to the buffer with gst_buffer_ref().
See Implementation
Get the buffer associated with @sample
Return: the buffer of @sample or %NULL when there is no buffer. The buffer remains valid as long as @sample is valid. If you need to hold on to it for longer than that, take a ref to the buffer with gst_buffer_ref().