• Paul Wilkins's avatar
    Remove rate correction factor. · 570b6d25
    Paul Wilkins authored
    Removed an adaptive rate correction factor that was having
    a negative impact on quality in many clips. This factor
    was influencing the Q range available to each frame
    independently of the bits allocated to each.
    
    Average results with DISABLE_RC_LONG_TERM_MEM.
    
    derf +0.199, -0.059.
    yt +3.957, +3.798
    std hd +1.577, +2.140
    yt hd +4.127, +4.513
    
    Average results without  DISABLE_RC_LONG_TERM_MEM
    
    derf -0.628, -0.665
    yt +3.432, +3.015
    std hd -0.105, +0.153
    yt hd +3.432, +3.015
    
    Change-Id: I45bab6b606f49a442e7b27a6d631f3ffd843bbce
    570b6d25
vp9_firstpass.c 93.2 KB