Pvsp Video Input Module; Vim Cropper; Figure 53: Pvsp Video Input Module; Figure 54: Vim Crop Dimensions - Analog Devices ADV8003 Hardware Manual

3.2.2.

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:
•
pvsp_vim_crop_enable
•
pvsp_vim_crop_h_start[10:0]
•
pvsp_vim_crop_v_start[10:0]
• pvsp_vim_crop_width[10:0]
• pvsp_vim_crop_height[10:0]
To enable cropper block in VIM,
pvsp_vim_crop_enable, Primary VSP Map, Address 0xE883[6]
This bit is used to enable the VIM crop.
Function
pvsp_vim_crop_enable
0 
1
Figure 54 shows the correlation between this cropped image and the input video.
Rev. B, August 2013
Video Input Module (VIM) Video Input Module (VIM)
Input Input
VIM VIM
Video Video
Cropper Cropper

Figure 53: PVSP Video Input Module

pvsp_vim_crop_enable
Description
Disable VIM crop
Enable VIM crop
Input Video Input Video
VSP3D_VIM_CROP_V_START VSP3D_VIM_CROP_V_START
Cropped Image Cropped Image
VSP3D_VIM_CROP_H_START VSP3D_VIM_CROP_H_START

Figure 54: VIM Crop Dimensions

Horizontal Horizontal
Down Scaler Down Scaler
Pixel Pixel
Packer Packer
Write to Write to
DDR2 DDR2
should be asserted.
VSP3D_VIM_CROP_WIDTH VSP3D_VIM_CROP_WIDTH
156
ADV8003 Hardware Manual
FFS FFS
VSP3D_VIM_CROP_HEIGHT VSP3D_VIM_CROP_HEIGHT