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4.2.3.2 Encode
Figure 4- 26
Please see Figure 4- 26.
Slot: Here is for you to select corresponding slot.
Channel: Here is for you to select a monitor channel.
Signal type: Select signal type of current slot.
Compression: It supports H.264.
Main stream: normal stream or dynamic stream.
Extra stream: only assistant.
Audio/Video: For the main stream, recorded file contains both video and audio by default.
You need to check the box here to enable audio function. For extra stream, you need to
check the box to select the video first and then select the audio if necessary.
Resolution: SD compression board’s main stream supports D1/HD1/BCIF/CIF/QCIF; HD
compression board supports 1080P/720P/D1/HD1/BCIF/CIF/QCI.
Frame rate: PAL：1～25f/s；NTSC：1～30f/s.
Bit rate type: There are two options: VBR and CBR. Please note, you can set video quality in
VBR mode only.
Bit Rate: You may set bit rate to achieve best image quality which increase with bit rate.
Please refer to recommend bit rate for the detailed information.
Profile: Main and Baseline.
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