Backport of "video-converter: Various fixes for interlaced scaling" into 1.16 (!469) · Merge requests · GStreamer / gst-plugins-base · GitLab

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Tim-Philipp Müller requested to merge tpm/gst-plugins-base:backport-mr-466-into-1.16-interlaced-scaling-fast-paths into 1.16 Oct 24, 2019

Backport of !466 (merged) "video-converter: Various fixes for interlaced scaling".

Commits:

565b797f video-converter: Use interlaced scalers for vertical scaling if needed
255beae3 video-converter: Don't use fast-path halfing/doubling rescalers for interlaced planar formats
c9f13298 video-scaler: Correctly handle interlaced vertical scalers in gst_video_scaler_2d()
bcc1d666 video-converter: Scaling-only fast-paths for planar formats are keeping interlacing
2bc1b388 video-converter: Use G_N_ELEMENTS instead of writing it out manually