Command

ffmpeg

Description

A complete, cross-platform solution to record, convert and stream audio and video.

Homepage

https://ffmpeg.org/

Documentation

https://ffmpeg.org/ffmpeg.html

Repository

https://github.com/FFmpeg/FFmpeg

Complexity

XL

Anything else?

No response

Tasks

• -L show license
• -h topic show help
• -? topic show help
• -help topic show help
• --help topic show help
• -version show version
• -buildconf show build configuration
• -formats show available formats
• -muxers show available muxers
• -demuxers show available demuxers
• -devices show available devices
• -codecs show available codecs
• -decoders show available decoders
• -encoders show available encoders
• -bsfs show available bit stream filters
• -protocols show available protocols
• -filters show available filters
• -pix_fmts show available pixel formats
• -layouts show standard channel layouts
• -sample_fmts show available audio sample formats
• -dispositions show available stream dispositions
• -colors show available color names
• -sources device list sources of the input device
• -sinks device list sinks of the output device
• -hwaccels show available HW acceleration methods
• -loglevel loglevel set logging level
• -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
• -filter_complex_threads number of threads for -filter_complex
• -stats print progress report during encoding
• -max_error_rate maximum error rate ratio of decoding errors (0.0: no errors, 1.0: 100% errors) above which ffmpeg returns an error instead of success.
• -cpuflags flags force specific cpu flags
• -cpucount count force specific cpu count
• -hide_banner hide_banner do not show program banner
• -copy_unknown Copy unknown stream types
• -recast_media allow recasting stream type in order to force a decoder of different media type
• -benchmark add timings for benchmarking
• -benchmark_all add timings for each task
• -progress url write program-readable progress information
• -stdin enable or disable interaction on standard input
• -timelimit limit set max runtime in seconds in CPU user time
• -dump dump each input packet
• -hex when dumping packets, also dump the payload
• -vsync set video sync method globally; deprecated, use -fps_mode
• -frame_drop_threshold frame drop threshold
• -adrift_threshold threshold audio drift threshold
• -copyts copy timestamps
• -start_at_zero shift input timestamps to start at 0 when using copyts
• -copytb mode copy input stream time base when stream copying
• -dts_delta_threshold threshold timestamp discontinuity delta threshold
• -dts_error_threshold threshold timestamp error delta threshold
• -xerror error exit on error
• -abort_on flags abort on the specified condition flags
• -filter_complex graph_description create a complex filtergraph
• -lavfi graph_description create a complex filtergraph
• -filter_complex_script filename read complex filtergraph description from a file
• -auto_conversion_filters enable automatic conversion filters globally
• -stats_period time set the period at which ffmpeg updates stats and -progress output
• -debug_ts print timestamp debugging info
• -psnr calculate PSNR of compressed frames (deprecated, use -flags +psnr)
• -vstats dump video coding statistics to file
• -vstats_file file dump video coding statistics to file
• -vstats_version Version of the vstats format to use.
• -qphist show QP histogram
• -sdp_file file specify a file in which to print sdp information
• -vaapi_device device set VAAPI hardware device (DRM path or X11 display name)
• -qsv_device device set QSV hardware device (DirectX adapter index, DRM path or X11 display name)
• -init_hw_device args initialise hardware device
• -filter_hw_device device set hardware device used when filtering
• -f fmt force format
• -c codec codec name
• -codec codec codec name
• -pre preset preset name
• -map_metadata outfile[,metadata]:infile[,metadata] set metadata information of outfile from infile
• -t duration record or transcode "duration" seconds of audio/video
• -to time_stop record or transcode stop time
• -fs limit_size set the limit file size in bytes
• -ss time_off set the start time offset
• -sseof time_off set the start time offset relative to EOF
• -seek_timestamp enable/disable seeking by timestamp with -ss
• -timestamp time set the recording timestamp ('now' to set the current time)
• -metadata string=string add metadata
• -program title=string:st=number... add program with specified streams
• -target type specify target file type ("vcd", "svcd", "dvd", "dv" or "dv50" with optional prefixes "pal-", "ntsc-" or "film-")
• -apad audio pad
• -frames number set the number of frames to output
• -filter filter_graph set stream filtergraph
• -filter_script filename read stream filtergraph description from a file
• -reinit_filter reinit filtergraph on input parameter changes
• -discard discard
• -disposition disposition
• -map [-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]] set input stream mapping
• -map_channel file.stream.channel[:syncfile.syncstream] map an audio channel from one stream to another (deprecated)
• -map_chapters input_file_index set chapters mapping
• -accurate_seek enable/disable accurate seeking with -ss
• -isync sync ref Indicate the input index for sync reference
• -itsoffset time_off set the input ts offset
• -itsscale scale set the input ts scale
• -dframes number set the number of data frames to output
• -re read input at native frame rate; equivalent to -readrate 1
• -readrate speed read input at specified rate
• -shortest finish encoding within shortest input
• -shortest_buf_duration maximum buffering duration (in seconds) for the -shortest option
• -bitexact bitexact mode
• -copyinkf copy initial non-keyframes
• -copypriorss copy or discard frames before start time
• -tag fourcc/tag force codec tag/fourcc
• -q q use fixed quality scale (VBR)
• -qscale q use fixed quality scale (VBR)
• -profile profile set profile
• -attach filename add an attachment to the output file
• -dump_attachment filename extract an attachment into a file
• -stream_loop loop count set number of times input stream shall be looped
• -thread_queue_size set the maximum number of queued packets from the demuxer
• -find_stream_info read and decode the streams to fill missing information with heuristics
• -bits_per_raw_sample number set the number of bits per raw sample
• -stats_enc_pre write encoding stats before encoding
• -stats_enc_post write encoding stats after encoding
• -stats_mux_pre write packets stats before muxing
• -stats_enc_pre_fmt format of the stats written with -stats_enc_pre
• -stats_enc_post_fmt format of the stats written with -stats_enc_post
• -stats_mux_pre_fmt format of the stats written with -stats_mux_pre
• -autorotate automatically insert correct rotate filters
• -autoscale automatically insert a scale filter at the end of the filter graph
• -muxdelay seconds set the maximum demux-decode delay
• -muxpreload seconds set the initial demux-decode delay
• -time_base ratio set the desired time base hint for output stream (1:24, 1:48000 or 0.04166, 2.0833e-5)
• -enc_time_base ratio set the desired time base for the encoder (1:24, 1:48000 or 0.04166, 2.0833e-5). two special values are defined - 0 = use frame rate (video) or sample rate (audio),-1 = match source time base
• -bsf bitstream_filters A comma-separated list of bitstream filters
• -fpre filename set options from indicated preset file
• -max_muxing_queue_size packets maximum number of packets that can be buffered while waiting for all streams to initialize
• -muxing_queue_data_threshold bytes set the threshold after which max_muxing_queue_size is taken into account
• -dcodec codec force data codec ('copy' to copy stream)
• -vframes number set the number of video frames to output
• -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-clockwise rotation in degrees for stream(s)
• -display_hflip set display horizontal flip for stream(s) (overrides any display rotation if it is not set)
• -display_vflip set display vertical flip for stream(s) (overrides any display rotation if it is not set)
• -vn disable video
• -vcodec codec force video codec ('copy' to copy stream)
• -timecode hh:mm:ss[:;.]ff set initial TimeCode value.
• -pass n select the pass number (1 to 3)
• -vf filter_graph set video filters
• -b bitrate video bitrate (please use -b:v)
• -dn disable data
• -pix_fmt format set pixel format
• -rc_override override rate control override for specific intervals
• -passlogfile prefix select two pass log file name prefix
• -psnr calculate PSNR of compressed frames (deprecated, use -flags +psnr)
• -vstats dump video coding statistics to file
• -vstats_file file dump video coding statistics to file
• -vstats_version Version of the vstats format to use.
• -intra_matrix matrix specify intra matrix coeffs
• -inter_matrix matrix specify inter matrix coeffs
• -chroma_intra_matrix matrix specify intra matrix coeffs
• -top top=1/bottom=0/auto=-1 field first
• -vtag fourcc/tag force video tag/fourcc
• -qphist show QP histogram
• -fps_mode set framerate mode for matching video streams; overrides vsync
• -force_fps force the selected framerate, disable the best supported framerate selection
• -streamid streamIndex:value set the value of an outfile streamid
• -force_key_frames timestamps force key frames at specified timestamps
• -hwaccel hwaccel name use HW accelerated decoding
• -hwaccel_device devicename select a device for HW acceleration
• -hwaccel_output_format format select output format used with HW accelerated decoding
• -fix_sub_duration_heartbeat set this video output stream to be a heartbeat stream for fix_sub_duration, according to which subtitles should be split at random access points
• -vbsf video bitstream_filters deprecated
• -vpre preset set the video options to the indicated preset
• -aframes number set the number of audio frames to output
• -aq quality set audio quality (codec-specific)
• -ar rate set audio sampling rate (in Hz)
• -ac channels set number of audio channels
• -an disable audio
• -acodec codec force audio codec ('copy' to copy stream)
• -ab bitrate audio bitrate (please use -b:a)
• -af filter_graph set audio filters
• -atag fourcc/tag force audio tag/fourcc
• -sample_fmt format set sample format
• -channel_layout layout set channel layout
• -ch_layout layout set channel layout
• -guess_layout_max set the maximum number of channels to try to guess the channel layout
• -absf audio bitstream_filters deprecated
• -apre preset set the audio options to the indicated preset
• -s size set frame size (WxH or abbreviation)
• -sn disable subtitle
• -scodec codec force subtitle codec ('copy' to copy stream)
• -stag fourcc/tag force subtitle tag/fourcc
• -fix_sub_duration fix subtitles duration
• -canvas_size size set canvas size (WxH or abbreviation)
• -spre preset set the subtitle options to the indicated preset