common/resample: Cosmetics.
vslsmas: More RGB format support.
vslsmas: Reduce memory copies to output the buffer when the scaler is used.
lwinput: Fix NV12/NV21->YUV420P for unwritable buffer.
lwindex: Generate PTSs from POCs for H.264 stream if incomplete.
lwindex: Fix timestamp sortings for PTS generation from POCs.
lwindex: Check leading pictures when PTS generation from POCs.
lwindex: Fix PTS generation when starting from non-IDR with negative POC.
lwlibav: Fix a C++ compilation.