FFMpeg ver 20160213-git-588e2e3 滤镜中英文对照 2016.02.17 by 1CM
T.. = 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.