Zynq Ult VCU TRD User Guide
81
UG1250 (v2019.1) May 29, 2019
Appendix A:
Input Configuration File
Profile: Name of profile. The default filter is
high
for AVC and
main
for HEVC.
Options: Baseline, main, or high for AVC. Main for HEVC
Rate Control: Rate control options
Options: CBR, VBR, and low latency
Filler Data: Filler data NAL units for CBR rate control
Options: True, False
QP: The QP control mode is used by the VCU encoder
Options: Uniform or Auto
L2 Cache: Enable or disable the L2 Cache buffer in the encoding process
Options: True, False
Latency Mode: Encoder latency mode
Options: normal, sub_frame
Low Bandwidth: If enabled, decreases the vertical search range used for P-frame motion
estimation to reduce the bandwidth
Options: True, False
GoP Mode: Group of Pictures mode
Options: Basic, low_delay_p, low_delay_b
Bitrate: Target bit rate in Kbps
Options: 1–60000
B frames: Number of B frames between two consecutive P frames
Options: 0–4
Slice: Number of slices produced for each frame. Each slice contains one or more complete
macroblock/coding tree unit (CTU) row(s). Slices are distributed over the frame as regularly
as possible. If slice size is defined as well, more slices can be produced to fit the slice size
requirement. The default slice value is 8.
Options:
4–22 4Kp resolution with HEVC
4–32 4Kp resolution with AVC