MPEG2 Picture spatial scalable extension

picture_spatial_scalable_extension() {

extension_start_code_identifier

lower_layer_temporal_reference

marker_bit

lower_layer_horizontal_offset

marker_bit

lower_layer_vertical_offset

spatial_temporal_weight_code_table_index

lower_layer_progressive_frame

lower_layer_deinterlaced_field_select

next_start_code()
}

No.of bits
4
10
1
15
1
15
2
1
1

ISO/IEC 13818-2, GENERIC CODING OF MOVING PICTURES AND ASSOCIATED AUDIO INFORMATION: VIDEO, 9 November 1994