Axis Q7411 User Manual

Also see for Q7411: User manual Installation guide Installation guide

Axis Q7411 User Manual Manual pdf 18 page image

AXIS Q7411 Video EncoderVideo and AudioStream ProfilesA stream profile is a set of predefined stream settings including resolution, compression, frame rate and overlay settings. Streamprofiles can be used:• When setting up recording using action rules. See Events, on page 32.• When setting up continuous recording. See Continuous Recording, on page 35.• In the Live View page – select the stream profile from the Stream profile drop-down list.For quick setup, use one of the predefined stream profiles. Each predefined profile has a descriptive name, indicating its purpose. Ifrequired, the predefined stream profiles can be modified and new customized stream profiles can be created.To create a new profile or modify an existing profile, go to Setup > Video & Audio > Stream Profiles.To select a default stream profile for the Live View page, go to Setup > Live View Config.Camera SettingsThe Video & Audio > Camera Settings page provides access to advanced image settings for the Axis product.Image AppearanceIncreasing the Color level increases the color saturation. The value 100 gives maximum color saturation. The value 0 gives ablack and white image.The image Brightness can be adjusted in the range 0–100, where a higher value produces a brighter image.The Contrast changes the relative difference between light and dark. It can be adjusted using the slidebar.Video input• Enter a descriptive name for your video source in the Video source name field.• The values in the Offset Adjustments fields affect the horizontal and vertical synchronization for the image. This canbe used to eliminate any black border surrounding the image. High values, both negative and positive can put theimage out of sync.• De-interlacing - is used to improve video stream image quality from analog devices. Select any of the following optionsfrom the De-interlacing drop-down list. Select None if de-interlacing is not necessary; Blending for improved imagequality that is not as processor intensive; Adaptive Interpolation performs de-interlacing of the video stream by applyingdifferent filters on the image. This may give a better result than Motion Adaptive Interpolation in rare cases; MotionAdaptive Interpolation performs de-interlacing of the video stream by applying different filters depending on the motionin different parts of the image. This will in most cases result in the best image quality.• Antialiasing will minimize distortion known as aliasing, which happens when a high-resolution image is represented ata lower resolution.• For each video input 75 Ohm video termination can be enabled/disabled via the product's web page at Video & Audio> Video Input > Video termination. These terminations are enabled on factory default. In cases where the productis to be connected in parallel with other equipment, for optimum video quality, it is recommended that termination beenabled for only the last device in the video signal chain.Image SettingsNoise reduction - Set to On to enable noise reduction. Noise reduction may increase the amount of motion blur.18