Figure 11From: Compression Independent Reversible Encryption for Privacy in Video SurveillanceTranscoded H264 to MPEG-4 with QP of 5; (a) H264 general QP of 35 (b) H264 general QP of 35 and ROI QP of 20. MPEG-4 QP of 5. Video bitrate 1220 Kbps.Back to article page