FFMpeg ver 20160213-git-588e2e3 滤镜中英文对照 2016.02.17 by 1CMT.. = Timeline support支持时间轴
.S. = Slice threading分段线程
..C = Command support支持命令传送
A = Audio input/output音频 输入/输出
V = Video input/output视频 输入/输出
N = Dynamic number and/or type of input/output可输入动态值
| = Source or sink filter源或场景过滤Audio Filters
音频滤镜... acompressor       A->A       Audio compressor.压缩音频.... acrossfade        AA->A      Cross fade two input audio streams.交叉混合输入的两个音频流.T.. adelay            A->A       Delay one or more audio channels.延迟单个或多个音频通道.... aecho             A->A       Add echoing to the audio.音频上追加回波.... aemphasis         A->A       Audio emphasis.音频补偿.... aeval             A->A       Filter audio signal according to a specified expression.根据指定的表达式修改音频信号.T.. afade             A->A       Fade in/out input audio.淡入/淡出 输入的音频.... afftfilt          A->A       Apply arbitrary expressions to samples in frequency domain.将任意表达式应用到采样频域.... aformat           A->A       Convert the input audio to one of the specified formats.指定格式转换输入的音频.... agate             A->A       Audio gate.音频通道.... ainterleave       N->A       Temporally interleave audio inputs.时间交叠输入音频.... alimiter          A->A       Audio lookahead limiter.音频超前限制.... allpass           A->A       Apply a two-pole all-pass filter.应用到一个两极全通滤镜.... amerge            N->A       Merge two or more audio streams into a single multi-channel stream.两个或两个以上的音频流合并到一个多通道流.T.. ametadata         A->A       Manipulate audio frame metadata.操控音频帧的元数据.... amix              N->A       Audio mixing.多个输入音频混合到单个音频输出...C anequalizer       A->N       Apply high-order audio parametric multi band equalizer.应用到每个通道高阶参数多波段均衡器.... anull             A->A       Pass the source unchanged to the output.不改变音频源进行输出.T.. apad              A->A       Pad audio with silence.无声填充模板.... aperms            A->A       Set permissions for the output audio frame.允许设置输出的音频帧.... aphaser           A->A       Add a phasing effect to the audio.给输入音频添加调相效果.... apulsator         A->A       Audio pulsator.音频震动器.... arealtime         A->A       Slow down filtering to match realtime.减慢过滤作用,近似实时匹配.... aresample         A->A       Resample audio data.重新采样音频数据.... areverse          A->A       Reverse an audio clip.反转音频素材.... aselect           A->N       Select audio frames to pass in output.选择音频帧赋予输出.... asendcmd          A->A       Send commands to filters.给滤镜发送命令,必须插入到两个音频之间,只对具有该功能的滤镜命令有效.... asetnsamples      A->A       Set the number of samples for each output audio frames.设置每个输出音频帧的采样数.... asetpts           A->A       Set PTS for the output audio frame.设置输出音频的表示时间戳(PTS).... asetrate          A->A       Change the sample rate without altering the data.设置采样率,但不改变PCM数据.... asettb            A->A       Set timebase for the audio output link.设置时间轴用于音频输出帧的时间戳.... ashowinfo         A->A       Show textual information for each audio frame.显示每个音频帧的文本信息.... asplit            A->N       Pass on the audio input to N audio outputs.输入的音频分配给N个相同的输出.... astats            A->A       Show time domain statistics about audio frames.显示音频帧的时域统计信息...C astreamselect     N->N       Select audio streams.多个输入音频流中选择一个音频流,若干个具有相同时间长度的媒体有效...C atempo            A->A       Adjust audio tempo.调整音频播放速度, 其范围是0.5-2.0.... atrim             A->A       Pick one continuous section from the input, drop the rest.从输入音频中挑选连续的组成部分,一直到结束.... bandpass          A->A       Apply a two-pole Butterworth band-pass filter.应用到一个两极巴特沃斯带通滤波器的主要频率.... bandreject        A->A       Apply a two-pole Butterworth band-reject filter.应用到一个两极巴特沃斯带阻滤波器的主要频率.... bass              A->A       Boost or cut lower frequencies.增加或减少低频.... biquad            A->A       Apply a biquad IIR filter with the given coefficients.应用到双二次滤镜的特定系数.... bs2b              A->A       Bauer stereo-to-binaural filter.鲍尔立体声双声道的转换,适合用耳机听立体声音频.... channelmap        A->A       Remap audio channels.将输入音频通道重新映射到新的位置.... channelsplit      A->N       Split audio into per-channel streams.输入音频流的每个音频通道分为不同的输出流.... chorus            A->A       Add a chorus effect to the audio.给音频添加合唱效果.... compand           A->A       Compress or expand audio dynamic range.压缩或展开音频的动态范围.... compensationdelay A->A       Audio Compensation Delay Line.给音频补偿延迟线.T.. dcshift           A->A       Apply a DC shift to the audio.应用到DC偏置(可能由硬件问题引起的录音通路)的音频.... dynaudnorm        A->A       Dynamic Audio Normalizer.动态音频的标准化.... earwax            A->A       Widen the stereo image.扩展到用耳机听到立体感.... ebur128           A->N       EBU R128 scanner.EBU R128 音频可视化扫描滤镜.... equalizer         A->A       Apply two-pole peaking equalization (EQ) filter.应用到两极峰值均衡器(EQ)滤镜.... extrastereo       A->A       Increase difference between stereo audio channels.给左右音频通道线性增加某种"现场"回放效果.... flanger           A->A       Apply a flanging effect to the audio.翻边效果应用到音频中.... highpass          A->A       Apply a high-pass filter with 3dB point frequency.应用到3db点频率的高通滤镜.... join              N->A       Join multiple audio streams into multi-channel output.多输入音频流连接到一个多通道输出流.... lowpass           A->A       Apply a low-pass filter with 3dB point frequency.应用到3db点频率的低通滤镜.... pan               A->A       Remix channels with coefficients (panning).混合特定增益电平的通道(填充).... replaygain        A->A       ReplayGain scanner.显示增益和峰值的扫描滤镜.... sidechaincompress AA->A      Sidechain compressor.侧链压缩器,需要两个输入流,返回一个输出流.... sidechaingate     AA->A      Audio sidechain gate.音频侧链的增益.... silencedetect     A->A       Detect silence.检测音频流中的无声部分.... silenceremove     A->A       Remove silence.删除无声部分,从开始到结束.... stereotools       A->A       Apply various stereo tools.应用到不同立体感的功能.... stereowiden       A->A       Apply stereo widening effect.应用到扩展立体效果.... treble            A->A       Boost or cut upper frequencies.增加或减少上频率.... tremolo           A->A       Apply tremolo effect.应用到震音效果,有一点回音效果.... vibrato           A->A       Apply vibrato effect.应用到颤音效果.T.C volume            A->A       Change input volume.改变输入音频的音量.... volumedetect      A->A       Detect audio volume.检测输入音频的音量.... aevalsrc          |->A       Generate an audio signal generated by an expression.根据指定的表达式生成一个音频信号.... anoisesrc         |->A       Generate a noise audio signal.生成一个噪声音频信号.... anullsrc          |->A       Null audio source, return empty audio frames.生成无声音频源,返回未处理的空音频帧.... sine              |->A       Generate sine wave audio signal.生成一个正弦波音频信号.... anullsink         A->|       Do absolutely nothing with the input audio.无声音频接收器,与输入音频无关.... adrawgraph        A->V       Draw a graph using input audio metadata.利用音频的元数据画曲线图.... ahistogram        A->V       Convert input audio to histogram video output.输入音频转换为视频输出,显示音量直方图.... aphasemeter       A->V       Convert input audio to phase meter video output.输入音频转换为相位表视频输出.... avectorscope      A->V       Convert input audio to vectorscope video output.输入音频转换为矢量色度显示视频输出.... showcqt           A->V       Convert input audio to a CQT (Constant/Clamped Q Transform) spectrum video output.输入音频转换为 固定/固支 Q 变换(CQT) 频谱视频输出.... showfreqs         A->V       Convert input audio to a frequencies video output.输入音频转换为音频功率谱视频输出.... showspectrum      A->V       Convert input audio to a spectrum video output.输入音频转换为音频频谱视频输出.... showspectrumpic   A->V       Convert input audio to a spectrum video output single picture.输入音频转换为单张音谱图片.... showvolume        A->V       Convert input audio volume to video output.输入音频音量转换为视频输出.... showwaves         A->V       Convert input audio to a video output.输入音频转换为波形视频输出.... showwavespic      A->V       Convert input audio to a video output single picture.输入音频转换为单张波形图片.... spectrumsynth     VV->A      Convert input spectrum videos to audio output.输入视频谱转换为音频输出.... abuffer           |->A       Buffer audio frames, and make them accessible to the filterchain.缓冲音频帧,并用于滤镜链.... abuffersink       A->|       Buffer audio frames, and make them available to the end of the filter graph.缓冲音频帧,并用于滤镜图的结束.... afifo             A->A       Buffer input frames and send them when they are requested.缓冲输入帧,若需求时.... amovie            |->N       Read audio from a movie source.从视频源读入音频.Video Filters
视频滤镜... alphaextract      V->N       Extract an alpha channel as a grayscale image component.从灰度级测视图中提取阿尔法α通道分量.... alphamerge        VV->V      Copy the luma value of the second input into the alpha channel of the first input.使用第一个输入视频的阿尔法α通道分量,添加或替换的第二个输入视频亮度值.TS. atadenoise        V->V       Apply an Adaptive Temporal Averaging Denoiser.自适应时间平均降噪功能应用在输入的视频.... ass               V->V       Render ASS subtitles onto input video using the libass library.使用libass程序库给输入视频渲染ASS字幕.T.. bbox              V->V       Compute bounding box for each frame.视频的每一个帧上计算边界框.... blackdetect       V->V       Detect video intervals that are (almost) black.检测视频中完全(几乎)黑色的时间间隔.... blackframe        V->V       Detect frames that are (almost) black.检测完全(几乎)黑色的帧.TS. blend             VV->V      Blend two video frames into each other.两个视频帧混合到另一个帧上.T.. boxblur           V->V       Blur the input.模糊处理输入视频.TS. chromakey         V->V       Turns a certain color into transparency. Operates on YUV colors.在YUV颜色空间中针对一些颜色做透明处理,应用与抠图功能,比 colorkey 滤镜边界更柔和.T.. codecview         V->V       Visualize information about some codecs.导出一些解码器的可视化信息.T.. colorbalance      V->V       Adjust the color balance.修改输入帧的三原色(红、绿、蓝)信号亮度.T.. colorchannelmixer V->V       Adjust colors by mixing color channels.调整输入视频帧的混合颜色通道.TS. colorkey          V->V       Turns a certain color into transparency. Operates on RGB colors.在RGB颜色空间中针对一些颜色做透明处理,边界较为生硬.T.. colorlevels       V->V       Adjust the color levels.调整输入视频帧的颜色信号电平.TS. colormatrix       V->V       Convert color matrix.转换颜色矩阵.T.. convolution       V->V       Apply convolution filter.使用卷积3x3或5x5滤镜,适用于锐化,模糊,边缘增强,边缘检测和浮雕等处理.... copy              V->V       Copy the input video unchanged to the output.复制输入视频,原封不动输出,主要是用于测试目的.... cover_rect        V->V       Find and cover a user specified object.查找并覆盖用户指定的矩形对象...C crop              V->V       Crop the input video to given dimensions.剪切输入视频显示区域,并给于新的尺寸.T.. cropdetect        V->V       Auto-detect crop size.自动检测剪切大小.TS. curves            V->V       Adjust components curves.利用曲线功能调整颜色分量,也可以利用图象处理软件的曲线文件来处理颜色.TS. dctdnoiz          V->V       Denoise frames using 2D DCT.使用二维频域过滤(2D DCT)对帧进行降噪处理.TS. deband            V->V       Debands video, Remove banding artifacts from input video.从输入视频中移除带状伪像.... decimate          N->V       Decimate frames (post field matching filter).定期删除重复的帧(后场匹配滤镜).T.. deflate           V->V       Apply deflate effect.适用于紧缩效果.... dejudder          V->V       Remove judder produced by pullup.删除动作产生的部分颤抖.T.. delogo            V->V       Remove logo from input video.对指定区域做模糊处理,比如能移除输入视频中的标识.... deshake           V->V       Stabilize shaky video.试图修改水平或垂直的移位,降低颤抖让视频更稳定,这个滤镜有助于减小手持相机抖动影响.... detelecine        V->V       Apply an inverse telecine pattern.适用于电视电影的精确反向操作,颜色边界有锯齿效果.T.. dilation          V->V       Apply dilation effect.膨胀效果应用于视频.T.. displace          VVV->V     Displace pixels.移走像素,需要三个视频输入流和一个视频输出流,第一个输入源,第二和第三个输入位移的映射.T.. drawbox           V->V       Draw a colored box on the input video.输入视频图像上绘制彩色的矩形区域.... drawgraph         V->V       Draw a graph using input video metadata.利用输入视频的元数据绘制图表.T.. drawgrid          V->V       Draw a colored grid on the input video.在输入视频上绘制彩色网格.T.C drawtext          V->V       Draw text on top of video frames using libfreetype library.使用 libfreetype 程序库,在顶层帧上绘制文本字符串,文本内容可从指定文件中读取.T.. edgedetect        V->V       Detect and draw edge.检测并绘制边缘.... elbg              V->V       Apply posterize effect, using the ELBG algorithm.使用增强型LBG(ELBG)算法,用于多色调分色印效果...C eq                V->V       Adjust brightness, contrast, gamma, and saturation.调整亮度、对比度、灰度和饱和度.T.. erosion           V->V       Apply erosion effect.侵蚀效果应用于视频,类似油画处理.... extractplanes     V->N       Extract planes as grayscale frames.从输入视频流中提取颜色通道分量用在单独灰度视频流的帧上..S. fade              V->V       Fade in/out input video.适用于输入视频的淡入/淡出效果.... fftfilt           V->V       Apply arbitrary expressions to pixels in frequency domain.频域内将任意表达式用于采样的像素集.... field             V->V       Extract a field from the input video.使用步进算法,从输入视频里的隔行图像中提取单场.... fieldmatch        N->V       Field matching for inverse telecine.场匹配滤镜适用于电视电影的反向操作.T.. fieldorder        V->V       Set the field order.改变输入视频的场顺序.... find_rect         V->V       Find a user specified object.寻找用户指定的矩形区域.... format            V->V       Convert the input video to one of the specified pixel formats.输入视频转换为指定的像素格式.... fps               V->V       Force constant framerate.强制设定固定帧频.... framepack         VV->V      Generate a frame packed stereoscopic video.生成帧叠加的立体视频.... framerate         V->V       Upsamples or downsamples progressive source between specified frame rates.上采样或下采样顺序渐进的视频源之间设定指定帧频.T.. framestep         V->V       Select one frame every N frames.每 N 个帧中选一个帧,设置帧步.... frei0r            V->V       Apply a frei0r effect.使用 frei0r 滤镜.T.. fspp              V->V       Apply Fast Simple Post-processing filter.用于快速和简单的后处理滤镜.T.. geq               V->V       Apply generic equation to each pixel.利用一般表达式改变每个像素点的特征.T.. gradfun           V->V       Debands video quickly using gradients.利用梯度快速移除带状伪像.TS. haldclut          VV->V      Adjust colors using a Hald CLUT.利用哈尔德查色表调整颜色..S. hflip             V->V       Horizontally flip the input video.水平翻转显示输入视频.T.. histeq            V->V       Apply global color histogram equalization.适用于全局颜色直方图均衡化.... histogram         V->V       Compute and draw a histogram.计算并绘制颜色分布直方图.T.. hqdn3d            V->V       Apply a High Quality 3D Denoiser.使用高质量三维降噪滤镜..S. hqx               V->V       Scale the input by 2, 3 or 4 using the hq*x magnification algorithm.利用高质量放大算法缩放视频显示大小,可输入2,3或4.... hstack            N->V       Stack video inputs horizontally.把若干个输入视频合并到一个水平显示的输出视频.T.C hue               V->V       Adjust the hue and saturation of the input video.调整输入视频的色相和饱和度.... idet              V->V       Interlace detect Filter.检测视频的交叉类型滤镜.T.. il                V->V       Deinterleave or interleave fields.允许处理不交叉的隔行图像场.T.. inflate           V->V       Apply inflate effect.膨胀效果用于视频.... interlace         V->V       Convert progressive video into interlaced.转化为分段视频用于隔行处理,颜色边界有锯齿效果.... interleave        N->V       Temporally interleave video inputs.能执行时间场交叉的各种类型.... kerndeint         V->V       Apply kernel deinterlacing to the input.对输入的视频进行内核反交叉处理..S. lenscorrection    V->V       Rectify the image by correcting for lens distortion.矫正图像用于校正透镜畸变.TS. lut3d             V->V       Adjust colors using a 3D LUT.利用三维查色表调整颜色.T.. lut               V->V       Compute and apply a lookup table to the RGB/YUV input video.利用查表计算处理 RGB/YUV 格式输入的视频.T.. lutrgb            V->V       Compute and apply a lookup table to the RGB input video.利用查表计算处理 RGB 格式输入的视频.T.. lutyuv            V->V       Compute and apply a lookup table to the YUV input video.利用查表计算处理 YUV 格式输入的视频.T.. maskedmerge       VVV->V     Merge first stream with second stream using third stream as mask.合并前二个输入视频,掩模到第三个输入视频,透明合并三个视频.... mcdeint           V->V       Apply motion compensating deinterlacing.适用于运动补偿反交叉.... mergeplanes       N->V       Merge planes.合并多个视频流的颜色通道分量.T.. metadata          V->V       Manipulate video frame metadata.操作视频帧的元数据,用于调试.... mpdecimate        V->V       Remove near-duplicate frames.移除近似重复的帧.T.. negate            V->V       Negate input video.取消输入视频的阿尔法通道分量,滤镜效果类似底片.T.. nnedi             V->V       Apply neural network edge directed interpolation intra-only deinterlacer.使用神经网络边缘插值法进行反隔行处理,需要加权重的二进制文件.... noformat          V->V       Force libavfilter not to use any of the specified pixel formats for the input to the next filter.取消指定的像素格式,用于下一个滤镜.TS. noise             V->V       Add noise.视频输入帧上添加噪声.... null              V->V       Pass the source unchanged to the output.不改变视频源进行输出.T.C overlay           VV->V      Overlay a video source on top of the input.把一个视频覆盖到另一个视频上面,需要两个输入和一个输出.T.. owdenoise         V->V       Denoise using wavelets.利用小波降噪法进行降噪处理.... pad               V->V       Pad the input video.给输入视频添加填充新的显示区域.... palettegen        V->V       Find the optimal palette for a given stream.生成最佳调色板,用于给定的视频流.... paletteuse        VV->V      Use a palette to downsample an input video stream.下采样输入视频流中使用调色板,适用于生成 GIF 动态图.... perms             V->V       Set permissions for the output video frame.给输出视频帧设置读/写权限.TS. perspective       V->V       Correct the perspective of video.校正视频的透视.T.. phase             V->V       Phase shift fields.对隔行视频延迟单场时间,便于场序的变化.... pixdesctest       V->V       Test pixel format definitions.像素格式描述符测试滤镜,主要用于内部测试.T.C pp                V->V       Filter video using libpostproc.使用 libpostproc 后处理程序库进行过滤.T.. pp7               V->V       Apply Postprocessing 7 filter.使用后处理滤镜7.... psnr              VV->V      Calculate the PSNR between two video streams.计算两个视频流之间的峰值信噪比(PSNR).... pullup            V->V       Pullup from field sequence to frames.折叠场序用于输出帧,退回到电视电影效果.T.. qp                V->V       Change video quantization parameters.改变视频量化参数(QP).... random            V->V       Return random frames.从内部缓存刷新出视频帧的随机帧.... realtime          V->V       Slow down filtering to match realtime.减慢过滤速度,接近实时效果.TS. removegrain       V->V       Remove grain.移除纹理,对步进视频进行降噪处理.T.. removelogo        V->V       Remove a TV logo based on a mask image.利用掩模图像移除电视徽标,掩模图像的大小必须与视频相同,黑色是透明.... repeatfields      V->V       Hard repeat fields based on MPEG repeat field flag.根据运动图象专家组(MPEG)重复场标志,硬执行重复场.... reverse           V->V       Reverse a clip.倒放一段视频片段,需要把整个片段装入内存缓冲区.TSC rotate            V->V       Rotate the input image.任意角度旋转视频,用弧度表示的单位.T.. sab               V->V       Apply shape adaptive blur.形状自适应模糊滤镜...C scale             V->V       Scale the input video size and/or convert the image format.缩放输入视频的尺寸并/或改变图像格式,使用libswscale库...C scale2ref         VV->VV     Scale the input video size and/or convert the image format to the given reference.缩放输入视频的尺寸并/或改变图像格式用于引用视频,使用libswscale库.... select            V->N       Select video frames to pass in output.选择视频帧用于下一个滤镜.TS. selectivecolor    V->V       Apply CMYK adjustments to specific color ranges.利用青色,品红色,黄色和黑色(CMYK)调整特定范围的颜色.... sendcmd           V->V       Send commands to filters.给滤镜发送命令,必须插入到两个视频之间,只对具有该功能的滤镜命令有效.... separatefields    V->V       Split input video frames into fields.分解输入视频帧进场,产生一个新的一半高度剪辑帧.... setdar            V->V       Set the frame display aspect ratio.设置视频的显示纵横比.... setfield          V->V       Force field for the output video frame.改变输出视频帧的属性,不改变视频帧的数据.... setpts            V->V       Set PTS for the output video frame.设置输出视频帧的显示时间戳(PTS),可以用于快放或慢放等.... setsar            V->V       Set the pixel sample aspect ratio.设置像素采样纵横比.... settb             V->V       Set timebase for the video output link.设置时间轴用于视频输出帧的时间戳,主要用于测试时间轴配置.... showinfo          V->V       Show textual information for each video frame.显示每个视频帧的文本信息.T.. showpalette       V->V       Display frame palette.显示每一帧的 256 色调色板.T.. shuffleframes     V->V       Shuffle video frames.打乱视频帧,重新排序和/或重复视频帧.... shuffleplanes     V->V       Shuffle video planes.打乱视频映射平面,重新排序和/或重复视频映射平面..S. signalstats       V->V       Generate statistics from video analysis.分析视频过程中生成统计信息.T.. smartblur         V->V       Blur the input video without impacting the outlines.模糊处理输入视频而不影响轮廓.... split             V->N       Pass on the input to N video outputs.输入的视频分配给N个相同的视频输出.T.C spp               V->V       Apply a simple post processing filter.简单的后处理滤镜,设置压缩品质对视频进行压缩.... ssim              VV->V      Calculate the SSIM between two video streams.计算两个输入视频之间的结构相似度(SSIM)..S. stereo3d          V->V       Convert video stereoscopic 3D view.视频转换成具有不同立体图像格式的三维视觉视频...C streamselect      N->N       Select video streams多个输入视频流中选择一个视频流,若干个具有相同时间长度的媒体有效.... subtitles         V->V       Render text subtitles onto input video using the libass library.使用 libass 程序库输入视频上绘制字幕.... super2xsai        V->V       Scale the input by 2x using the Super2xSaI pixel art algorithm.利用像素艺术扩展算法把输入视频平滑放大两倍.T.. swaprect          V->V       Swap 2 rectangular objects in video.视频流中交换两个矩形对象.... swapuv            V->V       Swap U and V components.交换 U 和 V 映射平面分量..S. tblend            V->V       Blend successive frames.两个视频帧混合到另一个帧上.... telecine          V->V       Apply a telecine pattern.使用电视电影模式,颜色边界有锯齿效果.... thumbnail         V->V       Select the most representative frame in a given sequence of consecutive frames.在给定的连续帧序列中选择具有代表性帧.... tile              V->V       Tile several successive frames together.瓦状布局若干个连续的帧,类似视频缩略图.... tinterlace        V->V       Perform temporal field interlacing.使用不同的隔行模式处理每一个帧..S. transpose         V->V       Transpose input video.翻转输入视频,默认垂直翻转.... trim              V->V       Pick one continuous section from the input, drop the rest.从输入视频中挑选连续的组成部分,一直到结束.T.. unsharp           V->V       Sharpen or blur the input video.锐化或模糊处理输入视频.T.. uspp              V->V       Apply Ultra Simple / Slow Post-processing filter.超慢/简单的后处理滤镜,设置压缩品质对视频进行压缩.... vectorscope       V->V       Video vectorscope.显示输入视频的两个颜色分量值的二维图(矢量显示).... vflip             V->V       Flip the input video vertically.垂直翻转显示输入视频.... vidstabdetect     V->V       Extract relative transformations,for stabilization.提取视频的相对地变化,绘制矩形图矩阵内的箭头方向来显示变化趋势.... vidstabtransform  V->V       Video stabilization/deshaking.平滑/反锐化处理视频.T.. vignette          V->V       Make or reverse a vignette effect.生成或扭转镜头自然渐晕效果.... vstack            N->V       Stack video inputs vertically.把若干个输入视频垂直放置,所有视频的像素格式和宽度必须相同.TS. w3fdif            V->V       Apply Martin Weston three field deinterlace.使用马丁韦斯顿三场反隔行滤镜。... waveform          V->V       Video waveform monitor.视频波形监视器..S. xbr               V->V       Scale the input using xBR algorithm.应用xBR算法放大输入视频,默认是放大三倍.TS. yadif             V->V       Deinterlace the input image.对输入图像进行反隔行处理.T.. zoompan           V->V       Apply Zoom & Pan effect.用于缩放和填充效果...C zscale            V->V       Apply resizing, colorspace and bit depth conversion.用于重新调整大小,改变色隙和色彩深度.... allrgb            |->V       Generate all RGB colors.生成大小为 4096x4096 的包含所有 RGB 颜色表,需要大量内存.... allyuv            |->V       Generate all yuv colors.生成大小为 4096x4096 的包含所有 yuv 颜色表,需要大量内存.... cellauto          |->V       Create pattern generated by an elementary cellular automaton.利用初级多孔自动生成器创建一个图案,指定模式生成无数小三角形矩阵...C color             |->V       Provide an uniformly colored input.提供了一个单色输入视频源.... frei0r_src        |->V       Generate a frei0r source.提供frei0r接口,frei0r是ffmpeg的子滤镜.... haldclutsrc       |->V       Provide an identity Hald CLUT.给哈尔德查色表源提供单位特征.... life              |->V       Create life.生成随机花纹的图案.... mandelbrot        |->V       Render a Mandelbrot fractal.生成一个曼德尔勃特集合分形,逐渐放大到指定点.... mptestsrc         |->V       Generate various test pattern.生成各种测试图案,静/动态小方块矩阵和圆形图案.... nullsrc           |->V       Null video source, return unprocessed video frames.生成空视频源,返回未处理的空视频帧.... rgbtestsrc        |->V       Generate RGB test pattern.生成 RGB 测试图案,横向红绿蓝三条图案.... smptebars         |->V       Generate SMPTE color bars.生成 SMPTE 颜色条图案,像电视测试信号视频.... smptehdbars       |->V       Generate SMPTE HD color bars.生成 SMPTE HD 颜色条图案.... testsrc           |->V       Generate test pattern.生成测试图案.... testsrc2          |->V       Generate another test pattern.生成另一个测试图案.... nullsink          V->|       Do absolutely nothing with the input video.生成空视频模板,与输入视频无关.... concat            N->N       Concatenate audio and video streams.连接音频和视频流.... movie             |->N       Read from a movie source.从视频源读入视频.... buffer            |->V       Buffer video frames, and make them accessible to the filterchain.缓冲视频帧,并用于滤镜链.... buffersink        V->|       Buffer video frames, and make them available to the end of the filter graph.缓冲视频帧,并用于滤镜图的结束.... fifo              V->V       Buffer input images and send them when they are requested.缓冲输入帧,若需要时.