Revert "venc: use less buffers for HD codecs"
Revert "venc: use less buffers for HD codecs"

This reverts commit 9ad99cb3b7ca59aeb8e39f74a1fede262eaa7c64.

community-ssu/gst-dsp,community-ssu/gst-dsp,community-ssu/gst-dsp