num_seis: 3
num_regions: 2
0 10 10 10 20
1 20 20 30 40 
payloadType: 140
SEIChromaResamplingHorizontalFilterType: 0
SEIChromaResamplingVerticalFilterType: 2



num_regions: 2
4 10 10 30 20
1 20 20 30 40 
payloadType: 149
SEICCVCancelFlag                        : 0
SEICCVPersistenceFlag                   : 1
SEICCVPrimariesPresent                  : 1
m_ccvSEIPrimariesX0                     : 0.300
m_ccvSEIPrimariesY0                     : 0.600
m_ccvSEIPrimariesX1                     : 0.150
m_ccvSEIPrimariesY1                     : 0.060
m_ccvSEIPrimariesX2                     : 0.640
m_ccvSEIPrimariesY2                     : 0.330
SEICCVMinLuminanceValuePresent          : 1
SEICCVMinLuminanceValue                 : 0.0
SEICCVMaxLuminanceValuePresent          : 1
SEICCVMaxLuminanceValue                 : 0.1
SEICCVAvgLuminanceValuePresent          : 1
SEICCVAvgLuminanceValue                 : 0.01

num_regions: 2
5 10 10 10 20
6 20 20 30 40 
payloadType: 140
SEIChromaResamplingHorizontalFilterType: 2
SEIChromaResamplingVerticalFilterType: 2