UG-707
ADV8005 Hardware Reference Manual
3.2.2.
PVSP Video Input Module
Figure 55: PVSP Video Input Module
3.2.2.1.
VIM Cropper
The VIM cropper block is used to define a sub window within the given input resolution. This cropped image becomes the video which is
processed by the PVSP. The following registers are used to define this sub window:
•
•
•
•
•
To enable cropper block in VIM,
should be asserted.
pvsp_vim_crop_enable
, Primary VSP Map,
Address 0xE883[6]
This bit is used to enable the VIM crop.
Function
pvsp_vim_crop_enable
Description
0 (default)
Disable VIM Crop
1
Enable VIM Crop
shows the correlation between this cropped image and the input video.
Figure 56: VIM Crop Dimensions
VIM
Cropper
Video Input Module (VIM)
Input
Video
Write to
DDR2
FFS
Horizontal
Down Scaler
Pixel
Packer
VIM
Cropper
Video Input Module (VIM)
Input
Video
Write to
DDR2
FFS
Horizontal
Down Scaler
Pixel
Packer
Input Video
Cropped Image
VSP3D_VIM_CROP_H_START
VSP3D_VIM_CROP_V_START
VSP3D_VIM_CROP_WIDTH
VSP3D_VIM_CROP_HEIGHT
Input Video
Cropped Image
VSP3D_VIM_CROP_H_START
VSP3D_VIM_CROP_V_START
VSP3D_VIM_CROP_WIDTH
VSP3D_VIM_CROP_HEIGHT
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