extern AVFilter ff_af_acompressor;
extern AVFilter ff_af_acontrast;
extern AVFilter ff_af_acopy;
extern AVFilter ff_af_acompressor;
extern AVFilter ff_af_acontrast;
extern AVFilter ff_af_acopy;
extern AVFilter ff_af_acrusher;
extern AVFilter ff_af_adeclick;
extern AVFilter ff_af_adeclip;
extern AVFilter ff_af_acrusher;
extern AVFilter ff_af_adeclick;
extern AVFilter ff_af_adeclip;
extern AVFilter ff_af_aemphasis;
extern AVFilter ff_af_aeval;
extern AVFilter ff_af_afade;
extern AVFilter ff_af_aemphasis;
extern AVFilter ff_af_aeval;
extern AVFilter ff_af_afade;
extern AVFilter ff_af_afftfilt;
extern AVFilter ff_af_afir;
extern AVFilter ff_af_aformat;
extern AVFilter ff_af_afftfilt;
extern AVFilter ff_af_afir;
extern AVFilter ff_af_aformat;
extern AVFilter ff_af_amerge;
extern AVFilter ff_af_ametadata;
extern AVFilter ff_af_amix;
extern AVFilter ff_af_amerge;
extern AVFilter ff_af_ametadata;
extern AVFilter ff_af_amix;
extern AVFilter ff_af_anull;
extern AVFilter ff_af_apad;
extern AVFilter ff_af_aperms;
extern AVFilter ff_af_anull;
extern AVFilter ff_af_apad;
extern AVFilter ff_af_aperms;
extern AVFilter ff_asrc_anullsrc;
extern AVFilter ff_asrc_flite;
extern AVFilter ff_asrc_hilbert;
extern AVFilter ff_asrc_anullsrc;
extern AVFilter ff_asrc_flite;
extern AVFilter ff_asrc_hilbert;
extern AVFilter ff_vf_blackdetect;
extern AVFilter ff_vf_blackframe;
extern AVFilter ff_vf_blend;
extern AVFilter ff_vf_blackdetect;
extern AVFilter ff_vf_blackframe;
extern AVFilter ff_vf_blend;
extern AVFilter ff_vf_boxblur;
extern AVFilter ff_vf_boxblur_opencl;
extern AVFilter ff_vf_bwdif;
extern AVFilter ff_vf_boxblur;
extern AVFilter ff_vf_boxblur_opencl;
extern AVFilter ff_vf_bwdif;
extern AVFilter ff_vf_ciescope;
extern AVFilter ff_vf_codecview;
extern AVFilter ff_vf_colorbalance;
extern AVFilter ff_vf_ciescope;
extern AVFilter ff_vf_codecview;
extern AVFilter ff_vf_colorbalance;
extern AVFilter ff_vf_cover_rect;
extern AVFilter ff_vf_crop;
extern AVFilter ff_vf_cropdetect;
extern AVFilter ff_vf_cover_rect;
extern AVFilter ff_vf_crop;
extern AVFilter ff_vf_cropdetect;
extern AVFilter ff_vf_curves;
extern AVFilter ff_vf_datascope;
extern AVFilter ff_vf_dctdnoiz;
extern AVFilter ff_vf_curves;
extern AVFilter ff_vf_datascope;
extern AVFilter ff_vf_dctdnoiz;
extern AVFilter ff_vf_deblock;
extern AVFilter ff_vf_decimate;
extern AVFilter ff_vf_deconvolve;
extern AVFilter ff_vf_deblock;
extern AVFilter ff_vf_decimate;
extern AVFilter ff_vf_deconvolve;
extern AVFilter ff_vf_deflate;
extern AVFilter ff_vf_deflicker;
extern AVFilter ff_vf_deinterlace_qsv;
extern AVFilter ff_vf_deflate;
extern AVFilter ff_vf_deflicker;
extern AVFilter ff_vf_deinterlace_qsv;
extern AVFilter ff_vf_framepack;
extern AVFilter ff_vf_framerate;
extern AVFilter ff_vf_framestep;
extern AVFilter ff_vf_framepack;
extern AVFilter ff_vf_framerate;
extern AVFilter ff_vf_framestep;
extern AVFilter ff_vf_frei0r;
extern AVFilter ff_vf_fspp;
extern AVFilter ff_vf_gblur;
extern AVFilter ff_vf_geq;
extern AVFilter ff_vf_gradfun;
extern AVFilter ff_vf_frei0r;
extern AVFilter ff_vf_fspp;
extern AVFilter ff_vf_gblur;
extern AVFilter ff_vf_geq;
extern AVFilter ff_vf_gradfun;
extern AVFilter ff_vf_greyedge;
extern AVFilter ff_vf_haldclut;
extern AVFilter ff_vf_hflip;
extern AVFilter ff_vf_greyedge;
extern AVFilter ff_vf_haldclut;
extern AVFilter ff_vf_hflip;
extern AVFilter ff_vf_loop;
extern AVFilter ff_vf_lumakey;
extern AVFilter ff_vf_lut;
extern AVFilter ff_vf_loop;
extern AVFilter ff_vf_lumakey;
extern AVFilter ff_vf_lut;
extern AVFilter ff_vf_lut2;
extern AVFilter ff_vf_lut3d;
extern AVFilter ff_vf_lutrgb;
extern AVFilter ff_vf_lutyuv;
extern AVFilter ff_vf_maskedclamp;
extern AVFilter ff_vf_maskedmerge;
extern AVFilter ff_vf_lut2;
extern AVFilter ff_vf_lut3d;
extern AVFilter ff_vf_lutrgb;
extern AVFilter ff_vf_lutyuv;
extern AVFilter ff_vf_maskedclamp;
extern AVFilter ff_vf_maskedmerge;
extern AVFilter ff_vf_mcdeint;
extern AVFilter ff_vf_mergeplanes;
extern AVFilter ff_vf_mestimate;
extern AVFilter ff_vf_mcdeint;
extern AVFilter ff_vf_mergeplanes;
extern AVFilter ff_vf_mestimate;
extern AVFilter ff_vf_removelogo;
extern AVFilter ff_vf_repeatfields;
extern AVFilter ff_vf_reverse;
extern AVFilter ff_vf_removelogo;
extern AVFilter ff_vf_repeatfields;
extern AVFilter ff_vf_reverse;
extern AVFilter ff_vf_roberts;
extern AVFilter ff_vf_roberts_opencl;
extern AVFilter ff_vf_rotate;
extern AVFilter ff_vf_roberts;
extern AVFilter ff_vf_roberts_opencl;
extern AVFilter ff_vf_rotate;
extern AVFilter ff_vf_separatefields;
extern AVFilter ff_vf_setdar;
extern AVFilter ff_vf_setfield;
extern AVFilter ff_vf_separatefields;
extern AVFilter ff_vf_setdar;
extern AVFilter ff_vf_setfield;
extern AVFilter ff_vf_setpts;
extern AVFilter ff_vf_setrange;
extern AVFilter ff_vf_setsar;
extern AVFilter ff_vf_setpts;
extern AVFilter ff_vf_setrange;
extern AVFilter ff_vf_setsar;
extern AVFilter ff_vf_tmix;
extern AVFilter ff_vf_tonemap;
extern AVFilter ff_vf_tonemap_opencl;
extern AVFilter ff_vf_tmix;
extern AVFilter ff_vf_tonemap;
extern AVFilter ff_vf_tonemap_opencl;
extern AVFilter ff_vf_trim;
extern AVFilter ff_vf_unpremultiply;
extern AVFilter ff_vf_unsharp;
extern AVFilter ff_vf_trim;
extern AVFilter ff_vf_unpremultiply;
extern AVFilter ff_vf_unsharp;
extern AVFilter ff_vf_vectorscope;
extern AVFilter ff_vf_vflip;
extern AVFilter ff_vf_vfrdet;
extern AVFilter ff_vf_vectorscope;
extern AVFilter ff_vf_vflip;
extern AVFilter ff_vf_vfrdet;
extern AVFilter ff_vf_vidstabdetect;
extern AVFilter ff_vf_vidstabtransform;
extern AVFilter ff_vf_vignette;
extern AVFilter ff_vf_vidstabdetect;
extern AVFilter ff_vf_vidstabtransform;
extern AVFilter ff_vf_vignette;
extern AVFilter ff_vf_waveform;
extern AVFilter ff_vf_weave;
extern AVFilter ff_vf_xbr;
extern AVFilter ff_vf_waveform;
extern AVFilter ff_vf_weave;
extern AVFilter ff_vf_xbr;
extern AVFilter ff_vf_zmq;
extern AVFilter ff_vf_zoompan;
extern AVFilter ff_vf_zscale;
extern AVFilter ff_vf_zmq;
extern AVFilter ff_vf_zoompan;
extern AVFilter ff_vf_zscale;
extern AVFilter ff_avf_ahistogram;
extern AVFilter ff_avf_aphasemeter;
extern AVFilter ff_avf_avectorscope;
extern AVFilter ff_avf_ahistogram;
extern AVFilter ff_avf_aphasemeter;
extern AVFilter ff_avf_avectorscope;