猴哥，帮我看看这是什么问题~~~~~
$cwd4 = ' '.$ffmpeg.' -i '.$original_video.' -i '.getcwd().'/uploads/video/708209935.mp4 -filter_complex "overlay=x="if(gte(t,1), max(0, w - (t-1)*480), NAN)":y=0" -y '.$outputVideo.'';
exec("$cwd4 2>&1",$out4);
请教下哪里出错了~~~@大师兄
报错如下：
=> ffmpeg version N-87257-g8e17cd2 Copyright (c) 2000-2017 the FFmpeg developers
=> built with gcc 7.1.0 (GCC)
=> configuration: --enable-gpl --enable-version3 --enable-cuda --enable-cuvid --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-nvenc --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libfreetype --enable-libgme --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-lzma --enable-zlib
=> libavutil 55. 74.100 / 55. 74.100
=> libavcodec 57.105.100 / 57.105.100
=> libavformat 57. 82.100 / 57. 82.100
=> libavdevice 57.8.100 / 57.8.100
=> libavfilter 6.105.100 /6.105.100
=> libswscale 4.7.103 /4.7.103
=> libswresample 2.8.100 /2.8.100
=> libpostproc 54.6.100 / 54.6.100
=> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'E:\PHPStudy\WWW\lxt.cncn.net\webapp/uploads/video/bg_move.mp4':
=> Metadata:
=> major_brand : mp42
=> minor_version : 1
=> compatible_brands: mp41mp42isom
=> creation_time : 2017-09-18T09:49:31.000000Z
=> location : +24.5055+118.1366+39.959991/
=> Duration: 00:00:11.70, start: 0.000000, bitrate: 23837 kb/s
=> Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, bt709, progressive), 1920x1080, 23739 kb/s, 59.91 fps, 60 tbr, 600 tbn, 1200 tbc (default)
=> Metadata:
=> rotate : 90
=> creation_time : 2017-09-18T09:49:32.000000Z
=> handler_name : Core Media Video
=> Side data:
=> displaymatrix: rotation of -90.00 degrees
=> Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, mono, fltp, 92 kb/s (default)
=> Metadata:
=> creation_time : 2017-09-18T09:49:32.000000Z
=> handler_name : Core Media Audio
=> Input #1, mov,mp4,m4a,3gp,3g2,mj2, from 'E:\PHPStudy\WWW\lxt.cncn.net\webapp/uploads/video/708209935.mp4':
=> Metadata:
=> major_brand : mp42
=> minor_version : 0
=> compatible_brands: mp42mp41isomavc1
=> creation_time : 2017-03-09T01:53:56.000000Z
=> Duration: 00:00:08.85, start: 0.000000, bitrate: 4749 kb/s
=> Stream #1:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, bt709), 1920x1080 , 4494 kb/s, 25 fps, 25 tbr, 25 tbn, 50 tbc (default)
=> Metadata:
=> creation_time : 2017-03-09T01:53:56.000000Z
=> handler_name : L-SMASH Video Handler
=> encoder : AVC Coding
=> Stream #1:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 256 kb/s (default)
=> Metadata:
=> creation_time : 2017-03-09T01:53:56.000000Z
=> handler_name : L-SMASH Audio Handler
=> No such filter: '1)'
=> Error initializing complex filters.
=> Invalid argument
if(gte(t\,1), 试试看
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