#6813: Transparency broken when encoding animated gif -------------------------------------+------------------------------------- Reporter: cehoyos | Owner: Type: defect | Status: new Priority: normal | Component: Version: git- | undetermined master | Keywords: gif alpha Blocked By: | Blocking: Reproduced by developer: 0 | Analyzed by developer: 0 -------------------------------------+------------------------------------- {{{ $ ffmpeg -i transparency.apng out.gif ffmpeg version N-88605-g991eca0 Copyright (c) 2000-2017 the FFmpeg developers built with gcc 6.3.0 (GCC) configuration: --enable-gpl --cc=/usr/local/gcc-6.3.0/bin/gcc libavutil 56. 0.100 / 56. 0.100 libavcodec 58. 1.100 / 58. 1.100 libavformat 58. 2.100 / 58. 2.100 libavdevice 58. 0.100 / 58. 0.100 libavfilter 7. 0.101 / 7. 0.101 libswscale 5. 0.101 / 5. 0.101 libswresample 3. 0.101 / 3. 0.101 libpostproc 55. 0.100 / 55. 0.100 Input #0, apng, from 'transparency.apng': Duration: N/A, start: 0.000000, bitrate: N/A Stream #0:0: Video: apng, pal8(pc), 300x180, 4 fps, 4 tbr, 100k tbn, 100k tbc Stream mapping: Stream #0:0 -> #0:0 (apng (native) -> gif (native)) Press [q] to stop, [?] for help Output #0, gif, to 'out.gif': Metadata: encoder : Lavf58.2.100 Stream #0:0: Video: gif, pal8, 300x180, q=2-31, 200 kb/s, 4 fps, 100 tbn, 4 tbc Metadata: encoder : Lavc58.1.100 gif frame= 93 fps=0.0 q=-0.0 Lsize= 1190kB time=00:00:23.01 bitrate= 423.5kbits/s speed= 473x video:1188kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.126995% }}} Output file is broken.
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