Qvis Pioneer-4 User Manual page 41

Note: extra stream introduces a video compression technique that was applies to
multi-channel simultaneous playback , Dial-up multi-channel real-time monitor
working under poor bandwidth strength, or for mobile monitor, etc.
Independent channel code setting:

【Channel】Choose the channel number.

【Compression】Standard H.264 main profile.

【Resolution】Resolution type:1080P/720P/960H/D1/ HD1/CIF / QCIF.

【Frame Rate】P:1 frame/s~25 frame/s; N: 1 frame/s~30 frame/s

【Bit Rate Type】You can choose limited code stream or variable code
stream. When you choose the variable code stream there are six image
quality options. Under the limited code stream,you can choose the code
stream manually.

【Bit Rate】Set the code stream value to modify the image quality. The
larger code stream value the better image quality:
1080P(1024~8192kbsp)
-
720P(1024~4096kbps)
-
960H(869~4096kbps) D1（512~2560kbps）
-
HD1 (384~2048kbps）
-
CIF (64~1024kbps）
-
QCIF (64~512kbps)
-
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Picture 4.20 Encode setup
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