private static HRDParameters readHRDParameters(CAVLCReader reader)
{
HRDParameters hrd = new HRDParameters
{
Cpb_cnt_minus1 = reader.ReadUE("SPS: cpb_cnt_minus1"),
bit_rate_scale = (int)reader.ReadNBit(4, "HRD: bit_rate_scale"),
cpb_size_scale = (int)reader.ReadNBit(4, "HRD: cpb_size_scale")
};
hrd.bit_rate_value_minus1 = new int[hrd.Cpb_cnt_minus1 + 1];
hrd.cpb_size_value_minus1 = new int[hrd.Cpb_cnt_minus1 + 1];
hrd.cbr_flag = new bool[hrd.Cpb_cnt_minus1 + 1];
for (int SchedSelIdx = 0; SchedSelIdx <= hrd.Cpb_cnt_minus1; SchedSelIdx++)
{
hrd.bit_rate_value_minus1[SchedSelIdx] = reader.ReadUE("HRD: bit_rate_value_minus1");
hrd.cpb_size_value_minus1[SchedSelIdx] = reader.ReadUE("HRD: cpb_size_value_minus1");
hrd.cbr_flag[SchedSelIdx] = reader.ReadBool("HRD: cbr_flag");
}
hrd.initial_cpb_removal_delay_length_minus1 = (int)reader.ReadNBit(5, "HRD: initial_cpb_removal_delay_length_minus1");
hrd.cpb_removal_delay_length_minus1 = (int)reader.ReadNBit(5, "HRD: cpb_removal_delay_length_minus1");
hrd.dpb_output_delay_length_minus1 = (int)reader.ReadNBit(5, "HRD: dpb_output_delay_length_minus1");
hrd.time_offset_length = (int)reader.ReadNBit(5, "HRD: time_offset_length");
return(hrd);
}
private void writeHRDParameters(HRDParameters hrd, CAVLCWriter writer)
{
writer.writeUE(hrd.Cpb_cnt_minus1, "HRD: cpb_cnt_minus1");
writer.writeNBit(hrd.bit_rate_scale, 4, "HRD: bit_rate_scale");
writer.writeNBit(hrd.cpb_size_scale, 4, "HRD: cpb_size_scale");
for (int SchedSelIdx = 0; SchedSelIdx <= hrd.Cpb_cnt_minus1; SchedSelIdx++)
{
writer.writeUE(hrd.bit_rate_value_minus1[SchedSelIdx], "HRD: ");
writer.writeUE(hrd.cpb_size_value_minus1[SchedSelIdx], "HRD: ");
writer.writeBool(hrd.cbr_flag[SchedSelIdx], "HRD: ");
}
writer.writeNBit(hrd.initial_cpb_removal_delay_length_minus1, 5, "HRD: initial_cpb_removal_delay_length_minus1");
writer.writeNBit(hrd.cpb_removal_delay_length_minus1, 5, "HRD: cpb_removal_delay_length_minus1");
writer.writeNBit(hrd.dpb_output_delay_length_minus1, 5, "HRD: dpb_output_delay_length_minus1");
writer.writeNBit(hrd.time_offset_length, 5, "HRD: time_offset_length");
}