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version <next>:
+- deblock filter
+- tmix filter
+- amplify filter
+
+
+version 4.0:
- Bitstream filters for editing metadata in H.264, HEVC and MPEG-2 streams
- Dropped support for OpenJPEG versions 2.0 and below. Using OpenJPEG now
requires 2.1 (or later) and pkg-config.