侠客
ffmpeg -loop 1 -f image2 -i sc.png -vcodec libx264 -t 6 intro.mp4
ffmpeg -f concat -i filelist.txt -c copy output.mp4
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'intro.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 encoder : Lavf58.24.101 Duration: 00:00:06.00, start: 0.000000, bitrate: 351 kb/s Stream #0:0(und): Video: h264 (High 4:4:4 Predictive) (avc1 / 0x31637661), yuv444p, 1920x1080 [SAR 1:1 DAR 16:9], 347 kb/s, 25 fps, 25 tbr, 12800 tbn, 50 tbc (default)
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'content.mp4': Metadata: major_brand : mp42 minor_version : 0 compatible_brands: isommp42 creation_time : 2019-03-26T10:12:39.000000Z date : 2019 Duration: 00:04:50.08, start: 0.000000, bitrate: 40294 kb/s Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, smpte170m/smpte170m/bt470m), 1920x1080 [SAR 1:1 DAR 16:9], 39890 kb/s, 60 fps, 60 tbr, 90k tbn, 120 tbc (default) Metadata: creation_time : 2019-03-26T10:12:39.000000Z handler_name : VideoHandle Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 196 kb/s (default) Metadata: creation_time : 2019-03-26T10:12:39.000000Z handler_name : SoundHandle Stream #0:2(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 195 kb/s (default) Metadata: creation_time : 2019-03-26T10:12:39.000000Z handler_name : SoundHandle
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