From: An R-D optimized transcoding resilient motion vector selection
Video size | Rate control | Fixed QP (RC = OFF) | RC = ON | |||||||
---|---|---|---|---|---|---|---|---|---|---|
QP | Bit rate reduction (BRR%) | -BDR% | -BDR% | |||||||
 | 20 | 24 | 28 | 32 | 36 | 40 | Avr. |  |  | |
QCIF | Avr. PSNR | 41.9 | 38.8 | 35.9 | 33 | 30.3 | 27.7 | - | - | - |
 | Akiyo | 0.9 | 2.4 | 4.2 | 2.4 | 0.4 | 0.5 | 1.8 | 1.5 | 1.5 |
 | Carphone | 2.7 | 3.4 | 3.1 | 2.0 | 1.4 | 0.2 | 2.1 | 2.5 | 3.7 |
 | City | 5.8 | 6.7 | 5.8 | 4.7 | 2.9 | 0.1 | 4.3 | 5.2 | 3.7 |
 | Claire | 3.8 | 4.3 | 4.5 | 2.9 | 0.8 | 0.1 | 2.7 | 2.3 | 5.3 |
 | Coastguard | 6.8 | 6.6 | 5.1 | 5.3 | 3.6 | 1.7 | 4.9 | 5.2 | 5.0 |
 | Container | -3.5 | -1.5 | 0.4 | 3.2 | 0.3 | -0.2 | -0.2 | -1.1 | 0.5 |
 | Crew | 9.8 | 9.8 | 7.1 | 3.9 | 0.7 | -0.4 | 5.2 | 5.7 | 5.4 |
 | Football | 2.6 | 2.9 | 3.2 | 4.3 | 5.7 | 3.6 | 3.7 | 4.4 | 3.7 |
 | Foreman | 2.9 | 3.8 | 4.1 | 3.2 | 1.5 | -0.3 | 2.5 | 2.6 | 2.0 |
 | Garden | 1.7 | 2.3 | 2.7 | 2.4 | 1.7 | 1.2 | 2.0 | 2.2 | 2.6 |
 | Grandma | 3.2 | 3.6 | 5.2 | 2.9 | 1.2 | 0.1 | 2.7 | 2.5 | 0.9 |
 | Hall monitor | 2.1 | 3.0 | 2.7 | 2.3 | 1.5 | -0.1 | 1.9 | 2.0 | 0.5 |
 | Harbor | 7.4 | 8.4 | 8.4 | 7.9 | 5.4 | 1.8 | 6.6 | 7.1 | 7.0 |
 | Highway | 0.9 | 3.1 | 3.2 | 2.1 | 0.2 | 0.1 | 1.6 | 0.4 | 2.8 |
 | Ice | -1.6 | -0.5 | 1.3 | 1.7 | 1.5 | 1.7 | 0.7 | 1.4 | 1.2 |
 | Miss am | 2.4 | 3.7 | 2.7 | 0.4 | 0.0 | 0.0 | 1.5 | 1.4 | 11.9 |
 | Mobile | 1.1 | 0.9 | 1.8 | 2.7 | 3.9 | 2.5 | 2.1 | 2.4 | 2.2 |
 | Mother15fps | 5.7 | 6.3 | 4.9 | 1.4 | 0.9 | -0.3 | 3.2 | 3.8 | 0.0 |
 | Mother30fps | 3.3 | 5.4 | 5.1 | 4.5 | 1.1 | 0.3 | 3.3 | 3.3 | 2.4 |
 | News | 0.8 | 1.6 | 2.4 | 3.0 | 2.8 | 0.4 | 1.8 | 2.5 | 1.9 |
 | Paris | -0.4 | 0.2 | 1.4 | 2.6 | 3.8 | 1.8 | 1.5 | 2.4 | 1.1 |
 | Salesman | 2.5 | 2.9 | 4.0 | 3.7 | 1.6 | 0.1 | 2.5 | 2.5 | 3.5 |
 | Silent | 4.5 | 5.1 | 4.8 | 3.6 | 1.9 | 0.0 | 3.3 | 3.9 | 2.8 |
 | Stefan | 2.0 | 2.7 | 3.3 | 4.8 | 5.5 | 3.3 | 3.6 | 4.6 | 4.1 |
 | Students | 1.0 | 1.8 | 2.8 | 3.5 | 3.2 | 1.0 | 2.2 | 2.6 | -0.4 |
 | Suzie | 6.5 | 6.7 | 5.7 | 2.4 | 0.3 | 0.0 | 3.6 | 3.6 | 3.2 |
 | Tennis | 3.7 | 3.0 | 1.6 | 2.4 | 2.8 | 1.7 | 2.5 | 2.9 | 2.0 |
 | Trevor | 3.4 | 4.8 | 4.5 | 3.2 | 1.8 | 0.6 | 3.0 | 3.6 | 3.6 |
 | Walk | 7.7 | 7.7 | 7.6 | 6.5 | 4.2 | 1.0 | 5.8 | 6.3 | 4.8 |
 | Average | 3.1 | 3.8 | 3.9 | 3.3 | 2.2 | 0.8 | 2.8 | 3.1 | 3.1 |
CIF | Avr. PSNR | 42.1 | 38.9 | 36 | 33.1 | 30.5 | 28.1 | - | - | - |
 | Akiyo | 4.8 | 4.7 | 3.5 | 0.9 | 0.0 | -0.1 | 2.3 | 2.1 | 1.5 |
 | Bus | 6.8 | 7.5 | 7.0 | 6.9 | 5.5 | 2.9 | 6.1 | 6.7 | 7.4 |
 | City | 6.0 | 6.0 | 5.3 | 4.2 | 0.9 | 0.1 | 3.7 | 3.6 | 5.8 |
 | Coastguard | 11.3 | 12.0 | 11.0 | 8.5 | 4.7 | 1.1 | 8.1 | 8.7 | 8.7 |
 | Container | 0.4 | 0.5 | 1.2 | 2.2 | 3.1 | 1.4 | 1.5 | 1.3 | 1.2 |
 | Crew | 11.5 | 9.7 | 6.2 | 3.0 | 0.8 | 0.2 | 5.2 | 5.4 | 5.1 |
 | Crew | 9.8 | 7.9 | 4.8 | 2.1 | 0.4 | -0.5 | 4.1 | 4.2 | 3.5 |
 | Foreman | 5.3 | 5.6 | 3.3 | 1.7 | 0.1 | -0.4 | 2.6 | 2.6 | 2.5 |
 | Hall monitor | 4.0 | 5.0 | 4.3 | 3.6 | 1.5 | 0.4 | 3.1 | 2.5 | 2.2 |
 | Harbour15fps | 10.3 | 11.9 | 12.1 | 10.8 | 6.3 | 1.8 | 8.9 | 9.4 | 9.5 |
 | Harbour30fps | 9.0 | 9.9 | 9.8 | 8.6 | 5.0 | 1.2 | 7.2 | 7.6 | 8.5 |
 | Ice15fps | 2.1 | 2.3 | 2.2 | 1.9 | 0.6 | 0.2 | 1.5 | 1.7 | 1.7 |
 | Ice30fps | 1.1 | 1.7 | 1.5 | 1.6 | 0.8 | -0.3 | 1.1 | 1.5 | 2.0 |
 | Mobile | 1.6 | 3.0 | 4.5 | 5.6 | 5.4 | 2.5 | 3.8 | 4.2 | 4.2 |
 | Mother | 7.9 | 5.8 | 2.9 | 1.0 | 0.5 | 0.0 | 3.0 | 2.7 | 2.2 |
 | News | 2.8 | 3.3 | 3.3 | 2.7 | 1.4 | 0.5 | 2.3 | 2.4 | 2.0 |
 | Paris | 1.6 | 2.3 | 3.0 | 3.5 | 3.2 | 1.8 | 2.6 | 3.0 | 2.3 |
 | Sign Irene | 6.3 | 7.6 | 7.4 | 5.8 | 2.8 | 0.2 | 5.0 | 5.3 | 4.5 |
 | Silent | 5.8 | 5.7 | 5.0 | 3.0 | 1.0 | 0.2 | 3.4 | 3.6 | 2.2 |
 | Stefan | 5.2 | 6.4 | 7.3 | 7.7 | 7.0 | 3.3 | 6.1 | 6.8 | 7.2 |
 | Student | 4.1 | 4.7 | 3.5 | 1.8 | 1.5 | -0.2 | 2.6 | 3.2 | 1.3 |
 | Tempete | 4.2 | 5.4 | 5.6 | 5.7 | 4.6 | 1.3 | 4.5 | 5.1 | 4.6 |
 | Walk | 11.0 | 10.8 | 9.4 | 6.7 | 2.9 | 0.8 | 6.9 | 7.1 | 7.5 |
 | Average | 5.8 | 6.1 | 5.4 | 4.3 | 2.6 | 0.8 | 4.2 | 4.4 | 4.2 |
4CIF | Avr. PSNR | 42 | 39.3 | 36.9 | 34.4 | 32.2 | 30.2 | - | - | - |
 | City | 10.1 | 8.9 | 6.5 | 3.8 | 1.1 | 0.1 | 5.1 | 5.1 | 6.3 |
 | Crew | 12.8 | 9.3 | 4.9 | 1.5 | 0.5 | 0.0 | 4.8 | 4.8 | 4.9 |
 | Harbor | 14.4 | 15.6 | 14.0 | 9.2 | 2.6 | 0.1 | 9.3 | 9.5 | 10.5 |
 | Ice | 4.6 | 4.1 | 3.0 | 1.6 | 0.4 | 0.2 | 2.3 | 2.0 | 2.1 |
 | Soccer | 10.1 | 8.7 | 6.4 | 4.4 | 1.7 | 0.0 | 5.2 | 5.6 | 5.7 |
 | Average | 10.4 | 9.3 | 6.9 | 4.1 | 1.3 | 0.1 | 5.4 | 5.4 | 5.9 |
HD | Avr. PSNR | 40.9 | 37 | 34.3 | 31.7 | 29.3 | 27.4 | - | - | - |
 | Mobcal | 5.3 | 5.6 | 7.1 | 7.3 | 4.1 | 0.6 | 5.0 | 4.7 | 4.6 |
 | Parkrun | 6.3 | 6.6 | 6.1 | 6.2 | 6.4 | 4.7 | 6.0 | 6.5 | 5.1 |
 | Shields | 7.2 | 6.2 | 7.0 | 4.1 | 1.3 | -0.1 | 4.3 | 3.3 | 3.0 |
 | Stockholm | 7.6 | 3.2 | 4.8 | 3.3 | 0.4 | -0.2 | 3.2 | 1.6 | 3.0 |
 | Average | 6.6 | 5.4 | 6.3 | 5.2 | 3.0 | 1.2 | 4.6 | 4.0 | 3.9 |