gstbufferimpl.h

typedef struct
{
  GstBuffer buffer;

  gsize slice_size;

  /* the memory blocks */
  guint len;
  GstMemory *mem[GST_BUFFER_MEM_MAX];

  /* memory of the buffer when allocated from 1 chunk */
  GstMemory *bufmem;

  /* FIXME, make metadata allocation more efficient by using part of the
   * GstBufferImpl */
  GstMetaItem *item;
} GstBufferImpl;