Research Article

Macroblock Layer Rate Control Based on Structural Similarity and Mean Absolute Difference for H.264

Table 4

Average SSIM comparison of the proposed, PRDO, and JM10.1 algorithms (QP = 33).

SequenceTarget bit rate (kbps)JM10.1PRDOProposed

Crew640.63850.74610.7492
Carphone640.78390.79080.7939
Highway640.75400.76110.7641
Foreman640.75720.76430.7670
Claire640.67500.68350.6869
Crew1280.76830.77630.7787
Carphone1280.83330.84050.8434
Highway1280.79820.80500.8078
Foreman1280.81950.82660.8295
Claire1280.78600.79390.7972
Crew2560.85920.86570.8684
Carphone2560.87450.88010.8834
Highway2560.82740.83390.8366
Foreman2560.88200.88690.8893
Claire2560.82040.82560.8284
Crew5120.91420.91930.9214
Carphone5120.89740.90150.9037
Highway5120.85610.86080.8633
Foreman5120.92540.93340.9353
Claire5120.84190.84700.8499