ffmpeg -encoders

returns:

Encoders:
 V..... = Video
 A..... = Audio
 S..... = Subtitle
 .F.... = Frame-level multithreading
 ..S... = Slice-level multithreading
 ...X.. = Codec is experimental
 ....B. = Supports draw_horiz_band
 .....D = Supports direct rendering method 1
 ------
 V....D a64multi             Multicolor charset for Commodore 64 (codec a64_multi)
 V....D a64multi5            Multicolor charset for Commodore 64, extended with 5th color (colram) (codec a64_multi5)
 V....D alias_pix            Alias/Wavefront PIX image
 V..... amv                  AMV Video
 V....D apng                 APNG (Animated Portable Network Graphics) image
 V....D asv1                 ASUS V1
 V....D asv2                 ASUS V2
 V....D libaom-av1           libaom AV1 (codec av1)
 V....D librav1e             librav1e AV1 (codec av1)
 V..... libsvtav1            SVT-AV1(Scalable Video Technology for AV1) encoder (codec av1)
 V....D av1_nvenc            NVIDIA NVENC av1 encoder (codec av1)
 V..... av1_qsv              AV1 (Intel Quick Sync Video acceleration) (codec av1)
 V....D av1_vaapi            AV1 (VAAPI) (codec av1)
 V....D avrp                 Avid 1:1 10-bit RGB Packer
 V..X.D avui                 Avid Meridien Uncompressed
 V....D ayuv                 Uncompressed packed MS 4:4:4:4
 VF...D bitpacked            Bitpacked
 V....D bmp                  BMP (Windows and OS/2 bitmap)
 VF...D cfhd                 GoPro CineForm HD
 V....D cinepak              Cinepak
 V....D cljr                 Cirrus Logic AccuPak
 V.S..D vc2                  SMPTE VC-2 (codec dirac)
 VFS..D dnxhd                VC3/DNxHD
 V....D dpx                  DPX (Digital Picture Exchange) image
 VFS..D dvvideo              DV (Digital Video)
 VF...D exr                  OpenEXR image
 V.S..D ffv1                 FFmpeg video codec #1
 VF...D ffvhuff              Huffyuv FFmpeg variant
 V....D fits                 Flexible Image Transport System
 V....D flashsv              Flash Screen Video
 V....D flashsv2             Flash Screen Video Version 2
 V..... flv                  FLV / Sorenson Spark / Sorenson H.263 (Flash Video) (codec flv1)
 V....D gif                  GIF (Graphics Interchange Format)
 V..... h261                 H.261
 V..... h263                 H.263 / H.263-1996
 V..... h263_v4l2m2m         V4L2 mem2mem H.263 encoder wrapper (codec h263)
 V.S... h263p                H.263+ / H.263-1998 / H.263 version 2
 V....D libx264              libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (codec h264)
 V....D libx264rgb           libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 RGB (codec h264)
 V....D h264_nvenc           NVIDIA NVENC H.264 encoder (codec h264)
 V..... h264_qsv             H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (Intel Quick Sync Video acceleration) (codec h264)
 V..... h264_v4l2m2m         V4L2 mem2mem H.264 encoder wrapper (codec h264)
 V....D h264_vaapi           H.264/AVC (VAAPI) (codec h264)
 
 V.S..D hap                  Vidvox Hap
 VF...D hdr                  HDR (Radiance RGBE format) image
 V....D libx265              libx265 H.265 / HEVC (codec hevc)
 V....D hevc_nvenc           NVIDIA NVENC hevc encoder (codec hevc)
 V..... hevc_qsv             HEVC (Intel Quick Sync Video acceleration) (codec hevc)
 V..... hevc_v4l2m2m         V4L2 mem2mem HEVC encoder wrapper (codec hevc)
 V....D hevc_vaapi           H.265/HEVC (VAAPI) (codec hevc)
 VF...D huffyuv              Huffyuv / HuffYUV
 VF...D jpeg2000             JPEG 2000
 VF.... libopenjpeg          OpenJPEG JPEG 2000 (codec jpeg2000)
 VF...D jpegls               JPEG-LS
 V..... libjxl               libjxl JPEG XL (codec jpegxl)
 VF...D ljpeg                Lossless JPEG
 VFS..D magicyuv             MagicYUV video
 VFS... mjpeg                MJPEG (Motion JPEG)
 V..... mjpeg_qsv            MJPEG (Intel Quick Sync Video acceleration) (codec mjpeg)
 V....D mjpeg_vaapi          MJPEG (VAAPI) (codec mjpeg)
 V.S... mpeg1video           MPEG-1 video
 V.S... mpeg2video           MPEG-2 video
 V..... mpeg2_qsv            MPEG-2 video (Intel Quick Sync Video acceleration) (codec mpeg2video)
 V....D mpeg2_vaapi          MPEG-2 (VAAPI) (codec mpeg2video)
 V.S... mpeg4                MPEG-4 part 2
 V....D libxvid              libxvidcore MPEG-4 part 2 (codec mpeg4)
 V..... mpeg4_v4l2m2m        V4L2 mem2mem MPEG4 encoder wrapper (codec mpeg4)
 V..... msmpeg4v2            MPEG-4 part 2 Microsoft variant version 2
 V..... msmpeg4              MPEG-4 part 2 Microsoft variant version 3 (codec msmpeg4v3)
 V....D msrle                Microsoft RLE
 V..... msvideo1             Microsoft Video-1
 
 V....D pam                  PAM (Portable AnyMap) image
 V....D pbm                  PBM (Portable BitMap) image
 V....D pcx                  PC Paintbrush PCX image
 V....D pfm                  PFM (Portable FloatMap) image
 V....D pgm                  PGM (Portable GrayMap) image
 V....D pgmyuv               PGMYUV (Portable GrayMap YUV) image
 V....D phm                  PHM (Portable HalfFloatMap) image
 VF...D png                  PNG (Portable Network Graphics) image
 V....D ppm                  PPM (Portable PixelMap) image
 VF...D prores               Apple ProRes
 VF...D prores_aw            Apple ProRes (codec prores)
 VFS... prores_ks            Apple ProRes (iCodec Pro) (codec prores)
 VF...D qoi                  QOI (Quite OK Image format) image
 V....D qtrle                QuickTime Animation (RLE) video
 V....D r10k                 AJA Kona 10-bit RGB Codec
 V....D r210                 Uncompressed RGB 10-bit
 VF...D rawvideo             raw video
 V....D roqvideo             id RoQ video (codec roq)
 V....D rpza                 QuickTime video (RPZA)
 V..... rv10                 RealVideo 1.0
 V..... rv20                 RealVideo 2.0
 V....D sgi                  SGI image
 V....D smc                  QuickTime Graphics (SMC)
 V....D snow                 Snow
 V..... speedhq              NewTek SpeedHQ
 V....D sunrast              Sun Rasterfile image
 V....D svq1                 Sorenson Vector Quantizer 1 / Sorenson Video 1 / SVQ1
 V....D targa                Truevision Targa image
 V....D libtheora            libtheora Theora (codec theora)
 VF...D tiff                 TIFF image
 VF...D utvideo              Ut Video
 VF...D v210                 Uncompressed 4:2:2 10-bit
 V....D v308                 Uncompressed packed 4:4:4
 V....D v408                 Uncompressed packed QT 4:4:4:4
 V....D v410                 Uncompressed 4:4:4 10-bit
 
 
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