sbit = (buf[0] >> 5) & 0x07;
ebit = (buf[0] >> 2) & 0x07;
gobn = (buf[1] >> 4) & 0x0f;
- mbap = ((buf[1] << 1) & 0x1e) | ((buf[1] >> 7) & 0x01);
- quant = (buf[1] >> 4) & 0x0f;
+ mbap = ((buf[1] << 1) & 0x1e) | ((buf[2] >> 7) & 0x01);
+ quant = (buf[2] >> 2) & 0x1f;
/* pass the H.261 payload header and continue with the actual payload */
buf += RTP_H261_PAYLOAD_HEADER_SIZE;