Picture quality measurement based on block visibility in discrete cosine transform coded video sequences.
François-Xavier CoudouxMarc Georges GazaletChristian DerviauxPatrick CorlayPublished in: J. Electronic Imaging (2001)
Keyphrases
- discrete cosine transform
- picture quality
- coded images
- video sequences
- dct coefficients
- image blocks
- blocking artifacts
- image compression
- transform domain
- rate control
- bit rate
- inter frame
- video signals
- motion vectors
- macroblock
- dct domain
- compressed video
- bitstream
- visual quality
- filter bank
- compressed images
- compressed domain
- motion estimation
- frame rate
- video data
- rate distortion
- image quality
- video frames
- video content
- post processing
- moving objects
- multimedia
- low bit rate
- reconstructed image
- wavelet transform
- motion compensation
- image sequences