yading@10: @c DO NOT EDIT THIS FILE!
yading@10: @c It was generated by print_options.
yading@10: 
yading@10: @section Codec AVOptions
yading@10: @table @option
yading@10: @item -b[:stream_specifier] @var{integer} (@emph{output,audio,video})
yading@10: set bitrate (in bits/s)
yading@10: @item -ab[:stream_specifier] @var{integer} (@emph{output,audio})
yading@10: set bitrate (in bits/s)
yading@10: @item -bt[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: Set video bitrate tolerance (in bits/s). In 1-pass mode, bitrate tolerance specifies how far ratecontrol is willing to deviate from the target average bitrate value. This is not related to minimum/maximum bitrate. Lowering tolerance too much has an adverse effect on quality.
yading@10: @item -flags[:stream_specifier] @var{flags} (@emph{input/output,audio,video,subtitles})
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item unaligned
yading@10: allow decoders to produce unaligned output
yading@10: @item mv4
yading@10: use four motion vectors per macroblock (MPEG-4)
yading@10: @item qpel
yading@10: use 1/4-pel motion compensation
yading@10: @item loop
yading@10: use loop filter
yading@10: @item qscale
yading@10: use fixed qscale
yading@10: @item gmc
yading@10: use gmc
yading@10: @item mv0
yading@10: always try a mb with mv=<0,0>
yading@10: @item input_preserved
yading@10: 
yading@10: @item pass1
yading@10: use internal 2-pass ratecontrol in first  pass mode
yading@10: @item pass2
yading@10: use internal 2-pass ratecontrol in second pass mode
yading@10: @item gray
yading@10: only decode/encode grayscale
yading@10: @item emu_edge
yading@10: do not draw edges
yading@10: @item psnr
yading@10: error[?] variables will be set during encoding
yading@10: @item truncated
yading@10: 
yading@10: @item naq
yading@10: normalize adaptive quantization
yading@10: @item ildct
yading@10: use interlaced DCT
yading@10: @item low_delay
yading@10: force low delay
yading@10: @item global_header
yading@10: place global headers in extradata instead of every keyframe
yading@10: @item bitexact
yading@10: use only bitexact functions (except (I)DCT)
yading@10: @item aic
yading@10: H.263 advanced intra coding / MPEG-4 AC prediction
yading@10: @item ilme
yading@10: interlaced motion estimation
yading@10: @item cgop
yading@10: closed GOP
yading@10: @end table
yading@10: @item -me_method[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: set motion estimation method
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item zero
yading@10: zero motion estimation (fastest)
yading@10: @item full
yading@10: full motion estimation (slowest)
yading@10: @item epzs
yading@10: EPZS motion estimation (default)
yading@10: @item esa
yading@10: esa motion estimation (alias for full)
yading@10: @item tesa
yading@10: tesa motion estimation
yading@10: @item dia
yading@10: diamond motion estimation (alias for EPZS)
yading@10: @item log
yading@10: log motion estimation
yading@10: @item phods
yading@10: phods motion estimation
yading@10: @item x1
yading@10: X1 motion estimation
yading@10: @item hex
yading@10: hex motion estimation
yading@10: @item umh
yading@10: umh motion estimation
yading@10: @item iter
yading@10: iter motion estimation
yading@10: @end table
yading@10: @item -g[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: set the group of picture (GOP) size
yading@10: @item -ar[:stream_specifier] @var{integer} (@emph{input/output,audio})
yading@10: set audio sampling rate (in Hz)
yading@10: @item -ac[:stream_specifier] @var{integer} (@emph{input/output,audio})
yading@10: set number of audio channels
yading@10: @item -cutoff[:stream_specifier] @var{integer} (@emph{output,audio})
yading@10: set cutoff bandwidth
yading@10: @item -frame_size[:stream_specifier] @var{integer} (@emph{output,audio})
yading@10: @item -qcomp[:stream_specifier] @var{float} (@emph{output,video})
yading@10: video quantizer scale compression (VBR). Constant of ratecontrol equation. Recommended range for default rc_eq: 0.0-1.0
yading@10: @item -qblur[:stream_specifier] @var{float} (@emph{output,video})
yading@10: video quantizer scale blur (VBR)
yading@10: @item -qmin[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: minimum video quantizer scale (VBR)
yading@10: @item -qmax[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: maximum video quantizer scale (VBR)
yading@10: @item -qdiff[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: maximum difference between the quantizer scales (VBR)
yading@10: @item -bf[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: use 'frames' B frames
yading@10: @item -b_qfactor[:stream_specifier] @var{float} (@emph{output,video})
yading@10: QP factor between P- and B-frames
yading@10: @item -rc_strategy[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: ratecontrol method
yading@10: @item -b_strategy[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: strategy to choose between I/P/B-frames
yading@10: @item -ps[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: RTP payload size in bytes
yading@10: @item -bug[:stream_specifier] @var{flags} (@emph{input,video})
yading@10: work around not autodetected encoder bugs
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item autodetect
yading@10: 
yading@10: @item old_msmpeg4
yading@10: some old lavc-generated MSMPEG4v3 files (no autodetection)
yading@10: @item xvid_ilace
yading@10: Xvid interlacing bug (autodetected if FOURCC == XVIX)
yading@10: @item ump4
yading@10: (autodetected if FOURCC == UMP4)
yading@10: @item no_padding
yading@10: padding bug (autodetected)
yading@10: @item amv
yading@10: 
yading@10: @item ac_vlc
yading@10: illegal VLC bug (autodetected per FOURCC)
yading@10: @item qpel_chroma
yading@10: 
yading@10: @item std_qpel
yading@10: old standard qpel (autodetected per FOURCC/version)
yading@10: @item qpel_chroma2
yading@10: 
yading@10: @item direct_blocksize
yading@10: direct-qpel-blocksize bug (autodetected per FOURCC/version)
yading@10: @item edge
yading@10: edge padding bug (autodetected per FOURCC/version)
yading@10: @item hpel_chroma
yading@10: 
yading@10: @item dc_clip
yading@10: 
yading@10: @item ms
yading@10: work around various bugs in Microsoft's broken decoders
yading@10: @item trunc
yading@10: truncated frames
yading@10: @end table
yading@10: @item -strict[:stream_specifier] @var{integer} (@emph{input/output,audio,video})
yading@10: how strictly to follow the standards
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item very
yading@10: strictly conform to a older more strict version of the spec or reference software
yading@10: @item strict
yading@10: strictly conform to all the things in the spec no matter what the consequences
yading@10: @item normal
yading@10: 
yading@10: @item unofficial
yading@10: allow unofficial extensions
yading@10: @item experimental
yading@10: allow non-standardized experimental things
yading@10: @end table
yading@10: @item -b_qoffset[:stream_specifier] @var{float} (@emph{output,video})
yading@10: QP offset between P- and B-frames
yading@10: @item -err_detect[:stream_specifier] @var{flags} (@emph{input,audio,video})
yading@10: set error detection flags
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item crccheck
yading@10: verify embedded CRCs
yading@10: @item bitstream
yading@10: detect bitstream specification deviations
yading@10: @item buffer
yading@10: detect improper bitstream length
yading@10: @item explode
yading@10: abort decoding on minor error detection
yading@10: @item careful
yading@10: consider things that violate the spec and have not been seen in the wild as errors
yading@10: @item compliant
yading@10: consider all spec non compliancies as errors
yading@10: @item aggressive
yading@10: consider things that a sane encoder should not do as an error
yading@10: @end table
yading@10: @item -mpeg_quant[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: use MPEG quantizers instead of H.263
yading@10: @item -qsquish[:stream_specifier] @var{float} (@emph{output,video})
yading@10: how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function)
yading@10: @item -rc_qmod_amp[:stream_specifier] @var{float} (@emph{output,video})
yading@10: experimental quantizer modulation
yading@10: @item -rc_qmod_freq[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: experimental quantizer modulation
yading@10: @item -rc_eq[:stream_specifier] @var{string} (@emph{output,video})
yading@10: Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.
yading@10: @item -maxrate[:stream_specifier] @var{integer} (@emph{output,audio,video})
yading@10: Set maximum bitrate tolerance (in bits/s). Requires bufsize to be set.
yading@10: @item -minrate[:stream_specifier] @var{integer} (@emph{output,audio,video})
yading@10: Set minimum bitrate tolerance (in bits/s). Most useful in setting up a CBR encode. It is of little use otherwise.
yading@10: @item -bufsize[:stream_specifier] @var{integer} (@emph{output,audio,video})
yading@10: set ratecontrol buffer size (in bits)
yading@10: @item -rc_buf_aggressivity[:stream_specifier] @var{float} (@emph{output,video})
yading@10: currently useless
yading@10: @item -i_qfactor[:stream_specifier] @var{float} (@emph{output,video})
yading@10: QP factor between P- and I-frames
yading@10: @item -i_qoffset[:stream_specifier] @var{float} (@emph{output,video})
yading@10: QP offset between P- and I-frames
yading@10: @item -rc_init_cplx[:stream_specifier] @var{float} (@emph{output,video})
yading@10: initial complexity for 1-pass encoding
yading@10: @item -dct[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: DCT algorithm
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item auto
yading@10: autoselect a good one (default)
yading@10: @item fastint
yading@10: fast integer
yading@10: @item int
yading@10: accurate integer
yading@10: @item mmx
yading@10: 
yading@10: @item altivec
yading@10: 
yading@10: @item faan
yading@10: floating point AAN DCT
yading@10: @end table
yading@10: @item -lumi_mask[:stream_specifier] @var{float} (@emph{output,video})
yading@10: compresses bright areas stronger than medium ones
yading@10: @item -tcplx_mask[:stream_specifier] @var{float} (@emph{output,video})
yading@10: temporal complexity masking
yading@10: @item -scplx_mask[:stream_specifier] @var{float} (@emph{output,video})
yading@10: spatial complexity masking
yading@10: @item -p_mask[:stream_specifier] @var{float} (@emph{output,video})
yading@10: inter masking
yading@10: @item -dark_mask[:stream_specifier] @var{float} (@emph{output,video})
yading@10: compresses dark areas stronger than medium ones
yading@10: @item -idct[:stream_specifier] @var{integer} (@emph{input/output,video})
yading@10: select IDCT implementation
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item auto
yading@10: 
yading@10: @item int
yading@10: 
yading@10: @item simple
yading@10: 
yading@10: @item simplemmx
yading@10: 
yading@10: @item arm
yading@10: 
yading@10: @item altivec
yading@10: 
yading@10: @item sh4
yading@10: 
yading@10: @item simplearm
yading@10: 
yading@10: @item simplearmv5te
yading@10: 
yading@10: @item simplearmv6
yading@10: 
yading@10: @item simpleneon
yading@10: 
yading@10: @item simplealpha
yading@10: 
yading@10: @item ipp
yading@10: 
yading@10: @item xvidmmx
yading@10: 
yading@10: @item faani
yading@10: floating point AAN IDCT
yading@10: @end table
yading@10: @item -ec[:stream_specifier] @var{flags} (@emph{input,video})
yading@10: set error concealment strategy
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item guess_mvs
yading@10: iterative motion vector (MV) search (slow)
yading@10: @item deblock
yading@10: use strong deblock filter for damaged MBs
yading@10: @end table
yading@10: @item -pred[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: prediction method
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item left
yading@10: 
yading@10: @item plane
yading@10: 
yading@10: @item median
yading@10: 
yading@10: @end table
yading@10: @item -aspect[:stream_specifier] @var{rational number} (@emph{output,video})
yading@10: sample aspect ratio
yading@10: @item -debug[:stream_specifier] @var{flags} (@emph{input/output,audio,video,subtitles})
yading@10: print specific debug info
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item pict
yading@10: picture info
yading@10: @item rc
yading@10: rate control
yading@10: @item bitstream
yading@10: 
yading@10: @item mb_type
yading@10: macroblock (MB) type
yading@10: @item qp
yading@10: per-block quantization parameter (QP)
yading@10: @item mv
yading@10: motion vector
yading@10: @item dct_coeff
yading@10: 
yading@10: @item skip
yading@10: 
yading@10: @item startcode
yading@10: 
yading@10: @item pts
yading@10: 
yading@10: @item er
yading@10: error recognition
yading@10: @item mmco
yading@10: memory management control operations (H.264)
yading@10: @item bugs
yading@10: 
yading@10: @item vis_qp
yading@10: visualize quantization parameter (QP), lower QP are tinted greener
yading@10: @item vis_mb_type
yading@10: visualize block types
yading@10: @item buffers
yading@10: picture buffer allocations
yading@10: @item thread_ops
yading@10: threading operations
yading@10: @end table
yading@10: @item -vismv[:stream_specifier] @var{integer} (@emph{input,video})
yading@10: visualize motion vectors (MVs)
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item pf
yading@10: forward predicted MVs of P-frames
yading@10: @item bf
yading@10: forward predicted MVs of B-frames
yading@10: @item bb
yading@10: backward predicted MVs of B-frames
yading@10: @end table
yading@10: @item -cmp[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: full-pel ME compare function
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item sad
yading@10: sum of absolute differences, fast (default)
yading@10: @item sse
yading@10: sum of squared errors
yading@10: @item satd
yading@10: sum of absolute Hadamard transformed differences
yading@10: @item dct
yading@10: sum of absolute DCT transformed differences
yading@10: @item psnr
yading@10: sum of squared quantization errors (avoid, low quality)
yading@10: @item bit
yading@10: number of bits needed for the block
yading@10: @item rd
yading@10: rate distortion optimal, slow
yading@10: @item zero
yading@10: 0
yading@10: @item vsad
yading@10: sum of absolute vertical differences
yading@10: @item vsse
yading@10: sum of squared vertical differences
yading@10: @item nsse
yading@10: noise preserving sum of squared differences
yading@10: @item w53
yading@10: 5/3 wavelet, only used in snow
yading@10: @item w97
yading@10: 9/7 wavelet, only used in snow
yading@10: @item dctmax
yading@10: 
yading@10: @item chroma
yading@10: 
yading@10: @end table
yading@10: @item -subcmp[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: sub-pel ME compare function
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item sad
yading@10: sum of absolute differences, fast (default)
yading@10: @item sse
yading@10: sum of squared errors
yading@10: @item satd
yading@10: sum of absolute Hadamard transformed differences
yading@10: @item dct
yading@10: sum of absolute DCT transformed differences
yading@10: @item psnr
yading@10: sum of squared quantization errors (avoid, low quality)
yading@10: @item bit
yading@10: number of bits needed for the block
yading@10: @item rd
yading@10: rate distortion optimal, slow
yading@10: @item zero
yading@10: 0
yading@10: @item vsad
yading@10: sum of absolute vertical differences
yading@10: @item vsse
yading@10: sum of squared vertical differences
yading@10: @item nsse
yading@10: noise preserving sum of squared differences
yading@10: @item w53
yading@10: 5/3 wavelet, only used in snow
yading@10: @item w97
yading@10: 9/7 wavelet, only used in snow
yading@10: @item dctmax
yading@10: 
yading@10: @item chroma
yading@10: 
yading@10: @end table
yading@10: @item -mbcmp[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: macroblock compare function
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item sad
yading@10: sum of absolute differences, fast (default)
yading@10: @item sse
yading@10: sum of squared errors
yading@10: @item satd
yading@10: sum of absolute Hadamard transformed differences
yading@10: @item dct
yading@10: sum of absolute DCT transformed differences
yading@10: @item psnr
yading@10: sum of squared quantization errors (avoid, low quality)
yading@10: @item bit
yading@10: number of bits needed for the block
yading@10: @item rd
yading@10: rate distortion optimal, slow
yading@10: @item zero
yading@10: 0
yading@10: @item vsad
yading@10: sum of absolute vertical differences
yading@10: @item vsse
yading@10: sum of squared vertical differences
yading@10: @item nsse
yading@10: noise preserving sum of squared differences
yading@10: @item w53
yading@10: 5/3 wavelet, only used in snow
yading@10: @item w97
yading@10: 9/7 wavelet, only used in snow
yading@10: @item dctmax
yading@10: 
yading@10: @item chroma
yading@10: 
yading@10: @end table
yading@10: @item -ildctcmp[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: interlaced DCT compare function
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item sad
yading@10: sum of absolute differences, fast (default)
yading@10: @item sse
yading@10: sum of squared errors
yading@10: @item satd
yading@10: sum of absolute Hadamard transformed differences
yading@10: @item dct
yading@10: sum of absolute DCT transformed differences
yading@10: @item psnr
yading@10: sum of squared quantization errors (avoid, low quality)
yading@10: @item bit
yading@10: number of bits needed for the block
yading@10: @item rd
yading@10: rate distortion optimal, slow
yading@10: @item zero
yading@10: 0
yading@10: @item vsad
yading@10: sum of absolute vertical differences
yading@10: @item vsse
yading@10: sum of squared vertical differences
yading@10: @item nsse
yading@10: noise preserving sum of squared differences
yading@10: @item w53
yading@10: 5/3 wavelet, only used in snow
yading@10: @item w97
yading@10: 9/7 wavelet, only used in snow
yading@10: @item dctmax
yading@10: 
yading@10: @item chroma
yading@10: 
yading@10: @end table
yading@10: @item -dia_size[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: diamond type & size for motion estimation
yading@10: @item -last_pred[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: amount of motion predictors from the previous frame
yading@10: @item -preme[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: pre motion estimation
yading@10: @item -precmp[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: pre motion estimation compare function
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item sad
yading@10: sum of absolute differences, fast (default)
yading@10: @item sse
yading@10: sum of squared errors
yading@10: @item satd
yading@10: sum of absolute Hadamard transformed differences
yading@10: @item dct
yading@10: sum of absolute DCT transformed differences
yading@10: @item psnr
yading@10: sum of squared quantization errors (avoid, low quality)
yading@10: @item bit
yading@10: number of bits needed for the block
yading@10: @item rd
yading@10: rate distortion optimal, slow
yading@10: @item zero
yading@10: 0
yading@10: @item vsad
yading@10: sum of absolute vertical differences
yading@10: @item vsse
yading@10: sum of squared vertical differences
yading@10: @item nsse
yading@10: noise preserving sum of squared differences
yading@10: @item w53
yading@10: 5/3 wavelet, only used in snow
yading@10: @item w97
yading@10: 9/7 wavelet, only used in snow
yading@10: @item dctmax
yading@10: 
yading@10: @item chroma
yading@10: 
yading@10: @end table
yading@10: @item -pre_dia_size[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: diamond type & size for motion estimation pre-pass
yading@10: @item -subq[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: sub-pel motion estimation quality
yading@10: @item -me_range[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: limit motion vectors range (1023 for DivX player)
yading@10: @item -ibias[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: intra quant bias
yading@10: @item -pbias[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: inter quant bias
yading@10: @item -global_quality[:stream_specifier] @var{integer} (@emph{output,audio,video})
yading@10: @item -coder[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item vlc
yading@10: variable length coder / Huffman coder
yading@10: @item ac
yading@10: arithmetic coder
yading@10: @item raw
yading@10: raw (no encoding)
yading@10: @item rle
yading@10: run-length coder
yading@10: @item deflate
yading@10: deflate-based coder
yading@10: @end table
yading@10: @item -context[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: context model
yading@10: @item -mbd[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: macroblock decision algorithm (high quality mode)
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item simple
yading@10: use mbcmp (default)
yading@10: @item bits
yading@10: use fewest bits
yading@10: @item rd
yading@10: use best rate distortion
yading@10: @end table
yading@10: @item -sc_threshold[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: scene change threshold
yading@10: @item -lmin[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: minimum Lagrange factor (VBR)
yading@10: @item -lmax[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: maximum Lagrange factor (VBR)
yading@10: @item -nr[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: noise reduction
yading@10: @item -rc_init_occupancy[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: number of bits which should be loaded into the rc buffer before decoding starts
yading@10: @item -flags2[:stream_specifier] @var{flags} (@emph{input/output,audio,video})
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item fast
yading@10: allow non-spec-compliant speedup tricks
yading@10: @item noout
yading@10: skip bitstream encoding
yading@10: @item ignorecrop
yading@10: ignore cropping information from sps
yading@10: @item local_header
yading@10: place global headers at every keyframe instead of in extradata
yading@10: @item chunks
yading@10: Frame data might be split into multiple chunks
yading@10: @item showall
yading@10: Show all frames before the first keyframe
yading@10: @end table
yading@10: @item -error[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: @item -threads[:stream_specifier] @var{integer} (@emph{input/output,video})
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item auto
yading@10: autodetect a suitable number of threads to use
yading@10: @end table
yading@10: @item -me_threshold[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: motion estimation threshold
yading@10: @item -mb_threshold[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: macroblock threshold
yading@10: @item -dc[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: intra_dc_precision
yading@10: @item -nssew[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: nsse weight
yading@10: @item -skip_top[:stream_specifier] @var{integer} (@emph{input,video})
yading@10: number of macroblock rows at the top which are skipped
yading@10: @item -skip_bottom[:stream_specifier] @var{integer} (@emph{input,video})
yading@10: number of macroblock rows at the bottom which are skipped
yading@10: @item -profile[:stream_specifier] @var{integer} (@emph{output,audio,video})
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item unknown
yading@10: 
yading@10: @item aac_main
yading@10: 
yading@10: @item aac_low
yading@10: 
yading@10: @item aac_ssr
yading@10: 
yading@10: @item aac_ltp
yading@10: 
yading@10: @item aac_he
yading@10: 
yading@10: @item aac_he_v2
yading@10: 
yading@10: @item aac_ld
yading@10: 
yading@10: @item aac_eld
yading@10: 
yading@10: @item dts
yading@10: 
yading@10: @item dts_es
yading@10: 
yading@10: @item dts_96_24
yading@10: 
yading@10: @item dts_hd_hra
yading@10: 
yading@10: @item dts_hd_ma
yading@10: 
yading@10: @end table
yading@10: @item -level[:stream_specifier] @var{integer} (@emph{output,audio,video})
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item unknown
yading@10: 
yading@10: @end table
yading@10: @item -lowres[:stream_specifier] @var{integer} (@emph{input,audio,video})
yading@10: decode at 1= 1/2, 2=1/4, 3=1/8 resolutions
yading@10: @item -skip_threshold[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: frame skip threshold
yading@10: @item -skip_factor[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: frame skip factor
yading@10: @item -skip_exp[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: frame skip exponent
yading@10: @item -skipcmp[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: frame skip compare function
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item sad
yading@10: sum of absolute differences, fast (default)
yading@10: @item sse
yading@10: sum of squared errors
yading@10: @item satd
yading@10: sum of absolute Hadamard transformed differences
yading@10: @item dct
yading@10: sum of absolute DCT transformed differences
yading@10: @item psnr
yading@10: sum of squared quantization errors (avoid, low quality)
yading@10: @item bit
yading@10: number of bits needed for the block
yading@10: @item rd
yading@10: rate distortion optimal, slow
yading@10: @item zero
yading@10: 0
yading@10: @item vsad
yading@10: sum of absolute vertical differences
yading@10: @item vsse
yading@10: sum of squared vertical differences
yading@10: @item nsse
yading@10: noise preserving sum of squared differences
yading@10: @item w53
yading@10: 5/3 wavelet, only used in snow
yading@10: @item w97
yading@10: 9/7 wavelet, only used in snow
yading@10: @item dctmax
yading@10: 
yading@10: @item chroma
yading@10: 
yading@10: @end table
yading@10: @item -border_mask[:stream_specifier] @var{float} (@emph{output,video})
yading@10: increase the quantizer for macroblocks close to borders
yading@10: @item -mblmin[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: minimum macroblock Lagrange factor (VBR)
yading@10: @item -mblmax[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: maximum macroblock Lagrange factor (VBR)
yading@10: @item -mepc[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: motion estimation bitrate penalty compensation (1.0 = 256)
yading@10: @item -skip_loop_filter[:stream_specifier] @var{integer} (@emph{input,video})
yading@10: skip loop filtering process for the selected frames
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item none
yading@10: discard no frame
yading@10: @item default
yading@10: discard useless frames
yading@10: @item noref
yading@10: discard all non-reference frames
yading@10: @item bidir
yading@10: discard all bidirectional frames
yading@10: @item nokey
yading@10: discard all frames except keyframes
yading@10: @item all
yading@10: discard all frames
yading@10: @end table
yading@10: @item -skip_idct[:stream_specifier] @var{integer} (@emph{input,video})
yading@10: skip IDCT/dequantization for the selected frames
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item none
yading@10: discard no frame
yading@10: @item default
yading@10: discard useless frames
yading@10: @item noref
yading@10: discard all non-reference frames
yading@10: @item bidir
yading@10: discard all bidirectional frames
yading@10: @item nokey
yading@10: discard all frames except keyframes
yading@10: @item all
yading@10: discard all frames
yading@10: @end table
yading@10: @item -skip_frame[:stream_specifier] @var{integer} (@emph{input,video})
yading@10: skip decoding for the selected frames
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item none
yading@10: discard no frame
yading@10: @item default
yading@10: discard useless frames
yading@10: @item noref
yading@10: discard all non-reference frames
yading@10: @item bidir
yading@10: discard all bidirectional frames
yading@10: @item nokey
yading@10: discard all frames except keyframes
yading@10: @item all
yading@10: discard all frames
yading@10: @end table
yading@10: @item -bidir_refine[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: refine the two motion vectors used in bidirectional macroblocks
yading@10: @item -brd_scale[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: downscale frames for dynamic B-frame decision
yading@10: @item -keyint_min[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: minimum interval between IDR-frames
yading@10: @item -refs[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: reference frames to consider for motion compensation
yading@10: @item -chromaoffset[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: chroma QP offset from luma
yading@10: @item -trellis[:stream_specifier] @var{integer} (@emph{output,audio,video})
yading@10: rate-distortion optimal quantization
yading@10: @item -sc_factor[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: multiplied by qscale for each frame and added to scene_change_score
yading@10: @item -mv0_threshold[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: @item -b_sensitivity[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: adjust sensitivity of b_frame_strategy 1
yading@10: @item -compression_level[:stream_specifier] @var{integer} (@emph{output,audio,video})
yading@10: @item -min_prediction_order[:stream_specifier] @var{integer} (@emph{output,audio})
yading@10: @item -max_prediction_order[:stream_specifier] @var{integer} (@emph{output,audio})
yading@10: @item -timecode_frame_start[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: GOP timecode frame start number, in non-drop-frame format
yading@10: @item -request_channels[:stream_specifier] @var{integer} (@emph{input,audio})
yading@10: set desired number of audio channels
yading@10: @item -channel_layout[:stream_specifier] @var{integer} (@emph{input/output,audio})
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @end table
yading@10: @item -request_channel_layout[:stream_specifier] @var{integer} (@emph{input,audio})
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @end table
yading@10: @item -rc_max_vbv_use[:stream_specifier] @var{float} (@emph{output,video})
yading@10: @item -rc_min_vbv_use[:stream_specifier] @var{float} (@emph{output,video})
yading@10: @item -ticks_per_frame[:stream_specifier] @var{integer} (@emph{input/output,audio,video})
yading@10: @item -color_primaries[:stream_specifier] @var{integer} (@emph{input/output,video})
yading@10: @item -color_trc[:stream_specifier] @var{integer} (@emph{input/output,video})
yading@10: @item -colorspace[:stream_specifier] @var{integer} (@emph{input/output,video})
yading@10: @item -color_range[:stream_specifier] @var{integer} (@emph{input/output,video})
yading@10: @item -chroma_sample_location[:stream_specifier] @var{integer} (@emph{input/output,video})
yading@10: @item -slices[:stream_specifier] @var{integer} (@emph{output,video})
yading@10: number of slices, used in parallelized encoding
yading@10: @item -thread_type[:stream_specifier] @var{flags} (@emph{input/output,video})
yading@10: select multithreading type
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item slice
yading@10: 
yading@10: @item frame
yading@10: 
yading@10: @end table
yading@10: @item -audio_service_type[:stream_specifier] @var{integer} (@emph{output,audio})
yading@10: audio service type
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item ma
yading@10: Main Audio Service
yading@10: @item ef
yading@10: Effects
yading@10: @item vi
yading@10: Visually Impaired
yading@10: @item hi
yading@10: Hearing Impaired
yading@10: @item di
yading@10: Dialogue
yading@10: @item co
yading@10: Commentary
yading@10: @item em
yading@10: Emergency
yading@10: @item vo
yading@10: Voice Over
yading@10: @item ka
yading@10: Karaoke
yading@10: @end table
yading@10: @item -request_sample_fmt[:stream_specifier] @var{value} (@emph{input,audio})
yading@10: sample format audio decoders should prefer
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @end table
yading@10: @item -sub_charenc[:stream_specifier] @var{string} (@emph{input,subtitles})
yading@10: set input text subtitles character encoding
yading@10: @item -sub_charenc_mode[:stream_specifier] @var{flags} (@emph{input,subtitles})
yading@10: set input text subtitles character encoding mode
yading@10: 
yading@10: Possible values:
yading@10: @table @samp
yading@10: @item do_nothing
yading@10: 
yading@10: @item auto
yading@10: 
yading@10: @item pre_decoder
yading@10: 
yading@10: @end table
yading@10: @item -refcounted_frames[:stream_specifier] @var{integer} (@emph{input,audio,video})
yading@10: @end table