Advances in Multimedia

Research Article

Traffic and Quality Characterization of the H.264/AVC Scalable Video Coding Extension

Table 4

Traffic statistics for base (QCIF), and enhancement (CIF) layers, and aggregated traffic of spatial scalability encodings using H.264 SVC and MPEG-4 Part 2 for selected quantization scales.


		Frame size			Bit rate		GoP size		Frame quality
Enc.		Mean			Mean	Peak			Mean	CoQV
Mode
		[kbyte]			[Mbps]	[Mbps]			[dB]

Spatial base layer (QCIF)

SVS28	Min	0.346	1.495	11.195	0.083	1.293	0.488	2.883	27.916	0.111
SVS28	Mean	0.632	1.757	15.603	0.152	2.163	0.664	6.344	31.930	0.146
SVS28	Max	0.890	2.033	25.207	0.214	2.886	0.901	11.235	36.493	0.161

Mp4S04	Min	0.639	0.951	7.610	0.153	2.444	0.557	3.560	27.940	0.111
Mp4S04	Mean	1.232	1.186	11.566	0.296	3.009	0.730	6.329	31.906	0.145
Mp4S04	Max	1.726	1.492	16.846	0.414	3.616	1.006	11.757	36.434	0.161

SVS42	Min	0.084	1.558	15.114	0.020	0.472	0.439	2.876	25.483	0.093
SVS42	Mean	0.135	1.756	20.831	0.032	0.645	0.535	6.241	28.516	0.132
SVS42	Max	0.186	2.201	26.993	0.045	0.835	0.630	9.837	31.685	0.165

Mp4S20	Min	0.168	1.028	9.527	0.040	0.598	0.486	2.776	25.486	0.104
Mp4S20	Mean	0.245	1.183	12.876	0.059	0.740	0.542	5.064	28.741	0.139
Mp4S20	Max	0.323	1.471	14.803	0.078	1.013	0.577	7.359	32.289	0.185

Single-layer for comparison with spatial base layer (QCIF)

SV28	Mean	0.630	1.758	15.597	0.151	2.157	0.664	6.360	31.932	0.146
Mp04	Mean	1.230	1.188	11.543	0.295	2.994	0.731	6.342	31.909	0.145

SV42	Mean	0.134	1.758	20.931	0.032	0.644	0.531	6.198	28.532	0.132
Mp20	Mean	0.244	1.193	12.938	0.058	0.740	0.549	5.084	28.736	0.139

Spatial enhancement layer (CIF)

SVS28	Min	0.427	1.612	14.171	0.103	2.316	0.539	2.805	37.068	0.047
SVS28	Mean	0.962	2.043	22.981	0.231	4.468	0.758	6.581	39.668	0.091
SVS28	Max	1.414	2.609	44.329	0.339	5.543	1.175	14.153	41.855	0.111

Mp4S04	Min	1.575	0.623	6.578	0.378	4.216	0.447	2.894	38.906	0.030
Mp4S04	Mean	3.578	0.987	10.719	0.859	7.629	0.727	5.137	40.856	0.079
Mp4S04	Max	5.372	1.422	19.985	1.289	9.477	1.048	10.109	42.717	0.105

SVS38	Min	0.131	1.861	21.410	0.032	0.830	0.473	2.894	31.365	0.062
SVS38	Mean	0.262	2.160	28.191	0.063	1.606	0.678	6.056	33.527	0.101
SVS38	Max	0.374	2.491	47.082	0.090	2.047	0.981	12.238	35.779	0.129

Mp4S16	Min	0.357	0.771	7.976	0.086	1.464	0.463	3.217	30.741	0.063
Mp4S16	Mean	0.667	0.931	12.594	0.160	1.787	0.641	5.056	33.247	0.095
Mp4S16	Max	0.954	1.148	18.205	0.229	2.262	0.807	9.413	35.976	0.124

Aggregated (base + enhancement) spatial traffic (CIF)

SVS28	Min	0.773	1.545	12.888	0.185	3.374	0.510	2.773	37.068	0.047
SVS28	Mean	1.594	1.900	19.409	0.383	6.508	0.700	6.368	39.668	0.091
SVS28	Max	2.304	2.320	35.678	0.553	7.771	1.037	12.788	41.855	0.111

Mp4S04	Min	2.214	0.672	6.919	0.531	6.660	0.453	3.001	38.906	0.030
Mp4S04	Mean	4.810	0.989	10.787	1.154	10.462	0.710	5.344	40.856	0.079
Mp4S04	Max	6.983	1.380	19.069	1.676	12.019	1.021	10.585	42.717	0.105

SVS38	Min	0.252	1.761	19.558	0.061	1.461	0.460	2.735	31.365	0.062
SVS38	Mean	0.468	1.998	24.583	0.112	2.550	0.625	6.276	33.527	0.101
SVS38	Max	0.662	2.359	38.773	0.159	3.107	0.864	11.897	35.779	0.129

Mp4S16	Min	0.545	0.858	9.286	0.131	1.935	0.467	2.870	30.741	0.063
Mp4S16	Mean	0.953	0.964	12.334	0.229	2.627	0.605	5.154	33.247	0.095
Mp4S16	Max	1.343	1.084	16.330	0.322	3.489	0.744	9.256	35.976	0.124

Single-layer for comparison with aggregated traffic (CIF)

SV28	Mean	1.616	1.922	19.987	0.388	6.780	0.680	6.289	40.979	0.082
Mp04	Mean	3.723	1.076	11.751	0.894	9.182	0.681	5.779	41.485	0.064

SV42	Mean	0.299	2.149	28.039	0.072	1.870	0.636	6.846	32.565	0.099
Mp20	Mean	0.922	0.944	10.687	0.221	2.339	0.485	4.127	33.377	0.094