no-reference temporal metric
(simple, static video) 0..1 (very diverse frames)
bigger more diverse frames
CPU multithreaded
pixel-wise, difference between adjacent frames
Y
metric value
standard set
-metr ti
This metric measures complexity (entropy) of defference between consequent frames of input video. This metric represents simplest TI realization that takes standard deviation of sequence of differences of corresponding pixel values of a frame and previous frame:
Implementation | System & settings | Colors | Resolution | FPS | Sec. per frame |
---|---|---|---|---|---|
VQMT 14.0 TI | multithreaded | Y | HD 720p | 706.82 | 0.002 |
VQMT 14.0 TI | multithreaded | Y | FullHD 1080p | 290.23 | 0.005 |
VQMT 14.0 TI | multithreaded | Y | 4K 2160p | 70.23 | 0.016 |
VQMT 14.0 TI | singlethreaded | Y | HD 720p | 166.74 | 0.007 |
VQMT 14.0 TI | singlethreaded | Y | FullHD 1080p | 65.31 | 0.016 |
VQMT 14.0 TI | singlethreaded | Y | 4K 2160p | 21.69 | 0.049 |
Implementation | System & settings | Colors | Resolution | FPS | Sec. per frame |
---|---|---|---|---|---|
VQMT 13.1 TI | multithreaded | Y | HD 720p | 719.8 | 0.002 |
VQMT 13.1 TI | multithreaded | Y | FullHD 1080p | 280.3 | 0.004 |
VQMT 13.1 TI | multithreaded | Y | 4K 2160p | 67.05 | 0.016 |
VQMT 13.1 TI | singlethreaded | Y | HD 720p | 169.36 | 0.007 |
VQMT 13.1 TI | singlethreaded | Y | FullHD 1080p | 66.09 | 0.016 |
VQMT 13.1 TI | singlethreaded | Y | 4K 2160p | 21.42 | 0.049 |
Implementation | System & settings | Colors | Resolution | FPS | Sec. per frame |
---|---|---|---|---|---|
VQMT 14.0 TI | multithreaded | Y | HD 720p | 1459.05 | 0.001 |
VQMT 14.0 TI | multithreaded | Y | FullHD 1080p | 729.13 | 0.003 |
VQMT 14.0 TI | multithreaded | Y | 4K 2160p | 127.44 | 0.012 |
VQMT 14.0 TI | singlethreaded | Y | HD 720p | 135.93 | 0.007 |
VQMT 14.0 TI | singlethreaded | Y | FullHD 1080p | 59.74 | 0.017 |
VQMT 14.0 TI | singlethreaded | Y | 4K 2160p | 21.09 | 0.048 |
In VQMT 12 metric was optimized, consider correct range, added legacy mode.