Hello, In attach patch for Hap Alpha encoding
Patch 1 : 0004-libavcodec-texturedspenc-add-rgtc1u-encoding Add rgtc1u encoding in the texture dsp enc Patch 2 : 0005-libavcodec-hapenc-add-support-for-hap-alpha-only-enc enable hap alpha only encoding in hapenc (and doc) Ratio need to be 8 for RGTC1 otherwise, only ffmpeg can decode the frame (the official hap lib failed to read the frame) To test : FFmpeg need to be compile with snappy library (--enable-libsnappy) ./ffmpeg -i fileRgba -c:v hap -format hap_alpha_only res.mov I test the result in the 3 hap mode (with ffmpeg (with previous patch for hap alpha only decoding decoding) and HapInAVFoundation test app (in OpenGL mode)) compressor None compressor snappy 1 chunk compressor snappy 16 chunks Martin Jokyo Images
0004-libavcodec-texturedspenc-add-rgtc1u-encoding.patch
Description: Binary data
0005-libavcodec-hapenc-add-support-for-hap-alpha-only-enc.patch
Description: Binary data
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