A Survey of Standardized Approaches towards the Quality of Experience Evaluation for Video Services: An ITU Perspective

Table 16

Objective model selection criterion.

Model	Network Factors	Application Factors	Video Sequence Duration	Video Codec	Video Resolution	Packet Loss Type	Model Type	Service Category	Intended Purpose
ITU-T; G.1070	PL, J	BR, FR, CT, VR	10 seconds	MPEG-2, MPEG-4	VGA, QVGA and QQVGA	Random	NR	Video Telephony	QoS/QoE Planning
ITU-T; G.1071	PL, J	BR, FR, CT, VR	8–24 seconds	MPEG-4, ITU-T; H.264	QCIF, QVGA, HVGA	Uniform, Bursty	NR	Video Streaming	Network Planning
ITU-T; P.1201; Series	PL, J, T	×	8–24 seconds	MPEG-4, ITU-T; H.264	QCIF, QVGA, HVGA	Random, Bursty	NR	Video Streaming	Network Monitoring
ITU-T; P.1202; Series	PL, J, T	BR, FR, CT, VR	10–16 seconds	ITU-T; H.264	QCIF, QVGA, HVGA	Random, Bursty	NR	Video Streaming	Network Monitoring
ITU-T; J.247; Series	PL	BR, FR, CT	×	H.264/AVC, RV 10, WM 9, MPEG-4; (Part 2)	QCIF, CIF, VGA	×	FR	Video Telephony, Video Streaming	Laboratory Testing, Network Monitoring
ITU-T; J.343; Series	PL, J, T	BR, FR, CT, VR	×	H.264/AVC	VGA, WVGA, HD	Random, Bursty	NR, RR, FR	Video Streaming	Network Monitoring

PL: packet loss, J: jitter; T: throughput, BR: bitrate; FR: frame rate, CT: video content type; VR: video resolution.