Datasheet

INS_CNVETX1_REV– 06/10/13 PAGE 60
INSTALLATION AND OPERATION MANUAL CNVETX1
TECH SUPPORT: 1.888.678.9427
Figure 53: H.264 Constant_Q Parameters
To set the H.264 Video CODEC:
1. In the left pane select the Streaming menu, and from the sub-menus select Video and then
H.264.
The right pane displays the H.264 Parameters area.
2. In the GOP Size text-box Select the number of frames in a GOP (Group of Pictures) in the range
of 1–100.
3. From the Rate Control Mode drop-down list select the rate control mode for the H.264
encoder. The default is Constant_Q.
› VBR (Variable Bit Rate)
› CBR (Constant Bit Rate)
› CONSTANT_Q (Constant Quality)
4. Enter the required bit rate parameters according to the rate control mode (between 50000 to
10000000):
› VBR:
Average Bit rate - average bit rate of the video stream. The default is 2400000
Maximum Bit rate – maximum bit rate of the video stream. The default is 3000000
› CBR: the constant bit rate of the video stream. The default is 2000000
› CONSTANT_Q: No bit rate control.
5. Enter the required Q parameters according to the rate control mode. The range of Q Min is 20