Table 8 Comparison of the encoding execution times in seconds

H264/AVC intra

DISCOVER

Progressive with 4 sets

Ratios

QP

$T^{{\text{enc}}_{\text{Intra}}}$

Q _i

T ^Key

$T_{\text{DISC}}^{\text{WZ}}$

$T_{\text{DISC}}^{\text{enc}}$

$T_{\text{Prog4}}^{\text{WZ}}$

$T_{\text{Prog4}}^{\text{enc}}$

$\frac{T_{\text{Prog4}}^{\text{enc}}}{T_{\text{DISC}}^{\text{enc}}}$

$\frac{T_{\text{Prog4}}^{\text{enc}}}{T_{\text{Intra}}^{\text{enc}}}$