mem2.c

	mem = gst_allocator_alloc(NULL, 6, NULL);
	size = gst_memory_get_sizes(mem, NULL, &maxsize);
	g_print("mem 2:\n");
	g_print(" size: %" G_GSIZE_FORMAT "\n", size);
	g_print(" maxsize: %" G_GSIZE_FORMAT "\n", maxsize);
	gst_memory_map(mem, &info, GST_MAP_WRITE);
	memcpy(info.data, "12345", 6);
	gst_memory_unmap(mem, &info);

	gst_buffer_insert_memory(buf, -1, mem);
	size = gst_buffer_get_sizes(buf, NULL, &maxsize);
	g_print("buf:\n");
	g_print(" size: %" G_GSIZE_FORMAT "\n", size);
	g_print(" maxsize: %" G_GSIZE_FORMAT "\n", maxsize);
	g_print(" nr: %u\n", gst_buffer_n_memory(buf));