Embedded Development-DaVinci --- Explanations of some abbreviations in dm8168 8127 8148 hdvpss

Blend: Alpha blends input with the graphics. Merges the input video and image into Alpha.

Cproc: color processing. Color Processing. Such as dynamic contrast enhancement, saturation enhancement, and color space conversion.

CEC: Consumer Electronics Control. Consumer Electronic Control

Chr_us/chr_ds: chroma downsampler (chr_ds), chroma_upsampler (chr_us), used for converting yuv420 <-> yuv422. It is used for conversion between yuv420 and 422.

CIG: Constrained image generator. Produce constrained (low-resolution) images on analog output.

Comp: compositor. Composite, also known as Alpha Fusion. 2 videos and 3 images

CSC: Color Space converter. Color Space conversion, such as conversion from RGB to YUV and conversion from YUV to RGB

DEI: de-Interlacer. Split rows

Deih: high quality de-Interlacer. High-quality data deduplication

DRN: used for removing de-Ringing Artifacts. Used to remove de-ringing defects in images (an image defect caused by compression)

Dvo: digital video output. Digital video output

Ede: edge detail enhancement. Edge details are enhanced. Including grayscale and color sharpening.

EDI: Edge Detection-based interpolation algorithm.

Grpx: graphics pipeline. A graphic pipeline is a graphics processor that constructs RGB or bitmap data and creates a display plane input for the video composite module.

LTI/CTI: luminance/chrominance transition improvement. Brightness/Color Edge improvement, used to produce sharp and clearer color variations on the edge.

HD: high definition. HD

Hdcomp: high definition component. HD component

HDMI: High Definition Multimedia Interface. HD Multimedia Interface

Hdvpss: high definition video processing subsystem. HD video processing subsystem

MDT: motion detection. Motion Detection

NF: noise filter. Noise Filtering

Nr: Noise ction. Noise Reduction

SNR: spatial noise loss ction. Airspace Noise Reduction

SC: scaler. Scale

SC _h: high-quality scaler. High-quality Image Scaling

SD: standard definition. SD

Tiler: tiling and isometric lightweight engine for rotation. Tiled and equi-volume lightweight rotation Engine

Tnr: Temporal Noise ction. Time Domain Noise Reduction

Vcomp: composites two input video and provides single composited video. Combine two input videos into one compound video. Main Screen + Pip

Venc: video encoder. Video Encoder

VIP: There are two interpretations, which have different meanings, but it can be easily divided according to the context: 1: video input port. Video input module. 2: Video Input parser. Separate and parse input multiplexing videos to form independent video data for each channel.

Vpdma: video port Direct Memory Access. Video port DMA

Http://blog.csdn.net/shanghaiqianlun/article/details/7535172

Embedded Development-DaVinci --- Explanations of some abbreviations in dm8168 8127 8148 hdvpss