ffmpeg -i INPUT -lavfi "split [main][tmp]; [tmp] crop=iw:ih/2:0:0, vflip [flip]; [main][flip] overlay=0:H/2" OUTPUT 参数说明: -i:指定输入流; -lavfi:指定复杂滤镜图,"-lavfi"等价于"-filter_complex";2 "split [main][tmp]; [tmp] crop=iw:ih/2:0:0, vflip [flip]; [mai...
importcom.github.kokorin.jaffree.FFmpeg;importcom.github.kokorin.jaffree.ffmpeg.FFmpegResult;importcom.github.kokorin.jaffree.ffmpeg.Flags;importcom.github.kokorin.jaffree.ffmpeg.Input;importcom.github.kokorin.jaffree.ffmpeg.Output;importjava.io.IOException;publicclassFrameRateExample{publicstaticvoidmai...
-r rate set frame rate (Hz value, fraction or abbreviation) -s size set frame size (WxH or abbreviation) -aspect aspect set aspect ratio (4:3, 16:9 or 1.3333, 1.7777) -bits_per_raw_sample number set the number of bits per raw sample -vn disable video -vcodec codec force video cod...
-r rate set frame rate (Hz value, fraction or abbreviation) -fpsmax rate set max frame rate (Hz value, fraction or abbreviation) -s size set frame size (WxH or abbreviation) -aspect aspect set aspect ratio (4:3, 16:9 or 1.3333, 1.7777) -display_rotation angle set pure counter-clockw...
-bitexact force bitexact output -read_intervals read_intervals set read intervals -default generic catch all option 5.10 ffplayer参数 -x 强制设置视频显示窗口的宽度 -y 强制设置视频显示窗口的高度 -S 设置视频显示的宽高 -fs 强制全屏显示 -an 屏蔽音频 ...
-vframes number set the number of video frames to output 设置视频文件的帧数 -r rate set frame rate (Hz value, fraction or abbreviation)设置帧率 -fpsmax rate set max frame rate (Hz value, fraction or abbreviation)设置最 大帧率 -s size set frame size (WxH or abbreviation) 设...
av_buffersink_set_frame_size(buffersink_ctx, output_audio_encode_ctx->frame_size); end: //释放对应的输入输出 avfilter_inout_free(&inputs); avfilter_inout_free(&outputs); return ret; } 【相关学习资料推荐,点击下方链接免费报名,先码住不迷路~】 ...
-vframes number set the number of video frames to output设置输出多少视频帧 -r rate set frame rate (Hz value, fraction or abbreviation)设置帧率,单位Hz -s size set frame size (WxH or abbreviation)设置帧的大小 -aspect aspect set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)设置视频画面的宽...
-v loglevel set logging level -report generate a report -max_alloc bytes set maximum size of a single allocated block -y overwrite output files -n never overwrite output files -ignore_unknown Ignore unknown stream types -filter_threads number of non-complex filter threads ...
-vframes number set the number of video frames to output -r rate set frame rate (Hz value, fraction or abbreviation) -s size set frame size (WxH or abbreviation) -aspect aspect set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)