Dahua HCVR7416L, Руководство пользователя

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Type: Please select from the dropdown list. There are three options: regular/motion detect/alarm.
You can set the various encode parameters for different record types.
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Compression: System supports H.264 and MJPEG.
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Smart codec: Select Start from the dropdown list to enable smart codec function. The DVR can auto
reduce the video bit stream of the non-important surveillance object to save the storage space.
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Resolution: System supports various resolutions, you can select from the dropdown list. Please note
the option may vary due to different series.
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Frame rate: It ranges from 1f/s to 25f/s in NTSC mode and 1f/s to 30f/s in PAL mode.
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Bit rate type: System supports two types: CBR and VBR. In VBR mode, you can set video quality.
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Quality: There are six levels ranging from 1 to 6. The sixth level has the highest image quality.
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Video/audio: You can enable or disable the video/audio.
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Audio format: Please select from the dropdown list. There are three options: G711a/G711u/PCM
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Audio source: Please select from the dropdown list. There are two options: normal/HDCVI. For
normal mode, the audio signal is from the Audio In port. For HDCVI mode, the audio signal is from
the coaxial cable of the camera.
Figure 4-74
4.11.1.3.2 Snapshot
Here you can set snapshot mode, picture size, quality and frequency. See Figure 4-75.
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Snapshot mode: There are two modes: regular and trigger. If you set timing mode, you need to set
snapshot frequency. If you set trigger snapshot, you need to set snapshot activation operation.
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Image size: Here you can set snapshot picture size.
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Image quality: Here you can set snapshot quality. The value ranges from 1 to 6.
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Interval: It is for you to set timing (schedule) snapshot interval.