#define SLICE_STARTCODE 0x1B7
#define EXT_STARTCODE 0x1B8
-static int mpeg4video_probe(AVProbeData *probe_packet)
+static int mpeg4video_probe(const AVProbeData *probe_packet)
{
uint32_t temp_buffer = -1;
int VO = 0, VOL = 0, VOP = 0, VISO = 0, res = 0;