On 6/28/15, qw <[email protected]> wrote: > Hi, > > > I use the below command to run colorkey filter, but ffmpeg report there is > no colorkey filter: > > > [root@localhost ffmpegOverlay]# ffmpeg -i ./transparent_3.png -vf > colorkey=green ./transparent_3_test1.png > ffmpeg version 2.7.1 Copyright (c) 2000-2015 the FFmpeg developers > built with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-11) > configuration: --enable-gpl --enable-libx264 > libavutil 54. 27.100 / 54. 27.100 > libavcodec 56. 41.100 / 56. 41.100 > libavformat 56. 36.100 / 56. 36.100 > libavdevice 56. 4.100 / 56. 4.100 > libavfilter 5. 16.101 / 5. 16.101 > libswscale 3. 1.101 / 3. 1.101 > libswresample 1. 2.100 / 1. 2.100 > libpostproc 53. 3.100 / 53. 3.100 > Input #0, png_pipe, from './transparent_3.png': > Duration: N/A, bitrate: N/A > Stream #0:0: Video: png, rgba(pc), 256x256, 25 tbr, 25 tbn, 25 tbc > [AVFilterGraph @ 0x1d1e900] No such filter: 'colorkey' > Error opening filters! > > > I find ffmpeg supports colorkey filter as shown below. But why does ffmpeg > report there is no colorkey filter? > http://ffmpeg.org/ffmpeg-filters.html#colorkey > > > Thanks! > > > Andrew > > > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user >
Could you please stop creating billions of new threads for every new question? Post questions in same thread. _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
