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ffmbc Usage
Reid Ransom edited this page Aug 21, 2013
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1 revision
FFmbc version 0.7-rc7-static
Copyright (c) 2008-2012 Baptiste Coudurier and the FFmpeg developers
usage: ffmbc [options] [[infile options] -i infile]... {[outfile options] outfile}...
Main options:
-L show license
-h show help
-? show help
-help show help
--help show help
-version show version
-formats show available formats
-codecs show available codecs
-bsfs show available bit stream filters
-protocols show available protocols
-filters show available filters
-pix_fmts show available pixel formats
-loglevel loglevel set libav* logging level
-f fmt force format
-i filename input file name
-y overwrite output files
-t duration record or transcode "duration" seconds of audio/video
-copy_chapters_metadata copy chapters metadata
-copy_streams_metadata copy streams metadata
-fs limit_size set the limit file size in bytes
-ss time_off set the start time offset
-itsoffset time_off set the input ts offset
-itsscale stream:scale set the input ts scale
-timestamp time set the recording timestamp ('now' to set the current time)
-metadata string=string add metadata
-dframes number set the number of data frames to record
-coverfile coverfilepath add cover artwork
-timelimit limit set max runtime in seconds
-v number set ffmpeg verbosity level
-target type specify target file type ("vcd", "svcd", "dvd", "dvcam", "dvcpro", "dvcpro50", "dvcprohd")
-xerror exit on error
-vf filter list add video filter
-dcodec codec force data codec ('copy' to copy stream)
Advanced options:
-map file.stream[:syncfile.syncstream] set input stream mapping
-map_meta_data outfile[,metadata]:infile[,metadata] DEPRECATED set meta data information of outfile from infile
-map_metadata outfile[,metadata]:infile[,metadata] set metadata information of outfile from infile
-map_chapters outfile:infile set chapters mapping
-map_audio_channel file:stream:channel:outfile:stream[:channel] set audio channel extraction on stream
-benchmark add timings for benchmarking
-dump dump each input packet
-hex when dumping packets, also dump the payload
-re read input at native frame rate
-loop_input deprecated, use -loop
-loop_output deprecated, use -loop
-threads count thread count
-vsync video sync method
-async audio sync method
-adrift_threshold threshold audio drift threshold
-copyts copy timestamps
-copytb copy input stream time base when stream copying
-shortest finish encoding within shortest input
-dts_delta_threshold threshold timestamp discontinuity delta threshold
-programid desired program number
-copyinkf copy initial non-keyframes
-streamid streamIndex:value set the value of an outfile streamid
-muxdelay seconds set the maximum demux-decode delay
-muxpreload seconds set the initial demux-decode delay
-fpre filename set options from indicated preset file
Video options:
-vframes number set the number of video frames to record
-r rate set 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)
-bits_per_raw_sample number set the number of bits per raw sample
-croptop size Removed, use the crop filter instead
-cropbottom size Removed, use the crop filter instead
-cropleft size Removed, use the crop filter instead
-cropright size Removed, use the crop filter instead
-padtop size Removed, use the pad filter instead
-padbottom size Removed, use the pad filter instead
-padleft size Removed, use the pad filter instead
-padright size Removed, use the pad filter instead
-padcolor color Removed, use the pad filter instead
-vn disable video
-vcodec codec force video codec ('copy' to copy stream)
-sameq use same quantizer as source (implies VBR)
-pass n select the pass number (1 or 2)
-passlogfile prefix select two pass log file name prefix
-deinterlace deinterlace pictures
-newvideo add a new video stream to the current output stream
-vlang code set the ISO 639 language code (3 letters) of the current video stream
Advanced Video options:
-pix_fmt format set pixel format, 'list' as argument shows all the pixel formats supported
-intra use only intra frames
-vdt n discard threshold
-qscale q use fixed video quantizer scale (VBR)
-rc_override override rate control override for specific intervals
-psnr calculate PSNR of compressed frames
-vstats dump video coding statistics to file
-vstats_file file dump video coding statistics to file
-intra_matrix matrix specify intra matrix coeffs
-inter_matrix matrix specify inter matrix coeffs
-top Removed, use -tff or -bff instead top=1/bottom=0/auto=-1 field first
-dc precision intra_dc_precision
-vtag fourcc/tag force video tag/fourcc
-qphist show QP histogram
-force_fps force the selected framerate, disable the best supported framerate selection
-force_key_frames timestamps force key frames at specified timestamps
-tff set top field first interlaced encoding
-bff set bottom field first interlaced encoding
-vbsf bitstream_filter
-vpre preset set the video options to the indicated preset
Audio options:
-aframes number set the number of audio frames to record
-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)
-vol volume change audio volume (256=normal)
-newaudio add a new audio stream to the current output stream
-alang code set the ISO 639 language code (3 letters) of the current audio stream
Advanced Audio options:
-atag fourcc/tag force audio tag/fourcc
-sample_fmt format set sample format, 'list' as argument shows all the sample formats supported
-absf bitstream_filter
-apre preset set the audio options to the indicated preset
Subtitle options:
-sn disable subtitle
-scodec codec force subtitle codec ('copy' to copy stream)
-newsubtitle add a new subtitle stream to the current output stream
-slang code set the ISO 639 language code (3 letters) of the current subtitle stream
-stag fourcc/tag force subtitle tag/fourcc
-sbsf bitstream_filter
-spre preset set the subtitle options to the indicated preset
Audio/Video grab options:
-vc channel deprecated, use -channel
-tvstd standard deprecated, use -standard
-isync sync read on input
AVCodecContext options:
-b <int> E.V.. set bitrate (in bits/s)
-vb <int> E.V.. set bitrate (in bits/s)
-ab <int> E..A. set bitrate (in bits/s)
-bt <int> E.V.. set video bitrate tolerance (in bits/s)
-flags <flags> EDVA.
mv4 E.V.. use four motion vector by macroblock (mpeg4)
obmc E.V.. use overlapped block motion compensation (h263+)
qpel E.V.. use 1/4 pel motion compensation
loop E.V.. use loop filter
gmc E.V.. use gmc
mv0 E.V.. always try a mb with mv=<0,0>
part E.V.. use data partitioning
gray EDV.. only decode/encode grayscale
psnr E.V.. error[?] variables will be set during encoding
naq E.V.. normalize adaptive quantization
ildct E.V.. use interlaced dct
low_delay EDV.. force low delay
alt E.V.. enable alternate scantable (mpeg2/mpeg4)
global_header E.VA. place global headers in extradata instead of every keyframe
bitexact EDVAS use only bitexact stuff (except (i)dct)
aic E.V.. h263 advanced intra coding / mpeg4 ac prediction
umv E.V.. use unlimited motion vectors
cbp E.V.. use rate distortion optimization for cbp
qprd E.V.. use rate distortion optimization for qp selection
aiv E.V.. h263 alternative inter vlc
slice E.V..
ilme E.V.. interlaced motion estimation
scan_offset E.V.. will reserve space for svcd scan offset user data
cgop E.V.. closed gop
-me_method <int> E.V.. set motion estimation method
zero E.V.. zero motion estimation (fastest)
full E.V.. full motion estimation (slowest)
epzs E.V.. EPZS motion estimation (default)
esa E.V.. esa motion estimation (alias for full)
tesa E.V.. tesa motion estimation
dia E.V.. dia motion estimation (alias for epzs)
log E.V.. log motion estimation
phods E.V.. phods motion estimation
x1 E.V.. X1 motion estimation
hex E.V.. hex motion estimation
umh E.V.. umh motion estimation
iter E.V.. iter motion estimation
-g <int> E.V.. set the group of picture size
-cutoff <int> E..A. set cutoff bandwidth
-frame_size <int> E..A.
-qcomp <float> E.V.. video quantizer scale compression (VBR)
-qblur <float> E.V.. video quantizer scale blur (VBR)
-qmin <int> E.V.. min video quantizer scale (VBR)
-qmax <int> E.V.. max video quantizer scale (VBR)
-qdiff <int> E.V.. max difference between the quantizer scale (VBR)
-bf <int> E.V.. use 'frames' B frames
-b_qfactor <float> E.V.. qp factor between p and b frames
-rc_strategy <int> E.V.. ratecontrol method
-b_strategy <int> E.V.. strategy to choose between I/P/B-frames
-wpredp <int> E.V.. weighted prediction analysis method
-ps <int> E.V.. rtp payload size in bytes
-bug <flags> .DV.. workaround not auto detected encoder bugs
autodetect .DV..
old_msmpeg4 .DV.. some old lavc generated msmpeg4v3 files (no autodetection)
xvid_ilace .DV.. Xvid interlacing bug (autodetected if fourcc==XVIX)
ump4 .DV.. (autodetected if fourcc==UMP4)
no_padding .DV.. padding bug (autodetected)
amv .DV..
ac_vlc .DV.. illegal vlc bug (autodetected per fourcc)
qpel_chroma .DV..
std_qpel .DV.. old standard qpel (autodetected per fourcc/version)
qpel_chroma2 .DV..
direct_blocksize .DV.. direct-qpel-blocksize bug (autodetected per fourcc/version)
edge .DV.. edge padding bug (autodetected per fourcc/version)
hpel_chroma .DV..
dc_clip .DV..
ms .DV.. workaround various bugs in microsofts broken decoders
trunc .DV.. trancated frames
-lelim <int> E.V.. single coefficient elimination threshold for luminance (negative values also consider dc coefficient)
-celim <int> E.V.. single coefficient elimination threshold for chrominance (negative values also consider dc coefficient)
-strict <int> EDVA. how strictly to follow the standards
very EDV.. strictly conform to a older more strict version of the spec or reference software
strict EDV.. strictly conform to all the things in the spec no matter what consequences
normal EDV..
unofficial EDV.. allow unofficial extensions
experimental EDV.. allow non standardized experimental things
-b_qoffset <float> E.V.. qp offset between P and B frames
-er <int> .DVA. set error detection aggressivity
careful .DV..
compliant .DV..
aggressive .DV..
very_aggressive .DV..
-mpeg_quant <int> E.V.. use MPEG quantizers instead of H.263
-qsquish <float> E.V.. how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function)
-rc_qmod_amp <float> E.V.. experimental quantizer modulation
-rc_qmod_freq <int> E.V.. experimental quantizer modulation
-rc_eq <string> E.V.. set rate control equation
-maxrate <int> E.V.. set max video bitrate tolerance (in bits/s)
-minrate <int> E.V.. set min video bitrate tolerance (in bits/s)
-bufsize <int> E.VA. set ratecontrol buffer size (in bits)
-rc_buf_aggressivity <float> E.V.. currently useless
-i_qfactor <float> E.V.. qp factor between P and I frames
-i_qoffset <float> E.V.. qp offset between P and I frames
-rc_init_cplx <float> E.V.. initial complexity for 1-pass encoding
-dct <int> E.V.. DCT algorithm
auto E.V.. autoselect a good one (default)
fastint E.V.. fast integer
int E.V.. accurate integer
mmx E.V..
mlib E.V..
altivec E.V..
faan E.V.. floating point AAN DCT
-lumi_mask <float> E.V.. compresses bright areas stronger than medium ones
-tcplx_mask <float> E.V.. temporal complexity masking
-scplx_mask <float> E.V.. spatial complexity masking
-p_mask <float> E.V.. inter masking
-dark_mask <float> E.V.. compresses dark areas stronger than medium ones
-idct <int> EDV.. select IDCT implementation
auto EDV..
int EDV..
simple EDV..
simplemmx EDV..
libmpeg2mmx EDV..
ps2 EDV..
mlib EDV..
arm EDV..
altivec EDV..
sh4 EDV..
simplearm EDV..
simplearmv5te EDV..
simplearmv6 EDV..
simpleneon EDV..
simplealpha EDV..
h264 EDV..
vp3 EDV..
ipp EDV..
xvidmmx EDV..
faani EDV.. floating point AAN IDCT
-ec <flags> .DV.. set error concealment strategy
guess_mvs .DV.. iterative motion vector (MV) search (slow)
deblock .DV.. use strong deblock filter for damaged MBs
-pred <int> E.V.. prediction method
left E.V..
plane E.V..
median E.V..
-aspect <rational> E.V.. sample aspect ratio
-debug <flags> EDVAS print specific debug info
pict .DV.. picture info
rc E.V.. rate control
bitstream .DV..
mb_type .DV.. macroblock (MB) type
qp .DV.. per-block quantization parameter (QP)
mv .DV.. motion vector
dct_coeff .DV..
skip .DV..
startcode .DV..
pts .DV..
er .DV.. error recognition
mmco .DV.. memory management control operations (H.264)
bugs .DV..
vis_qp .DV.. visualize quantization parameter (QP), lower QP are tinted greener
vis_mb_type .DV.. visualize block types
buffers .DV.. picture buffer allocations
thread_ops .DV.. threading operations
-vismv <int> .DV.. visualize motion vectors (MVs)
pf .DV.. forward predicted MVs of P-frames
bf .DV.. forward predicted MVs of B-frames
bb .DV.. backward predicted MVs of B-frames
-cmp <int> E.V.. full pel me compare function
sad E.V.. sum of absolute differences, fast (default)
sse E.V.. sum of squared errors
satd E.V.. sum of absolute Hadamard transformed differences
dct E.V.. sum of absolute DCT transformed differences
psnr E.V.. sum of squared quantization errors (avoid, low quality)
bit E.V.. number of bits needed for the block
rd E.V.. rate distortion optimal, slow
zero E.V.. 0
vsad E.V.. sum of absolute vertical differences
vsse E.V.. sum of squared vertical differences
nsse E.V.. noise preserving sum of squared differences
w53 E.V.. 5/3 wavelet, only used in snow
w97 E.V.. 9/7 wavelet, only used in snow
dctmax E.V..
chroma E.V..
-subcmp <int> E.V.. sub pel me compare function
sad E.V.. sum of absolute differences, fast (default)
sse E.V.. sum of squared errors
satd E.V.. sum of absolute Hadamard transformed differences
dct E.V.. sum of absolute DCT transformed differences
psnr E.V.. sum of squared quantization errors (avoid, low quality)
bit E.V.. number of bits needed for the block
rd E.V.. rate distortion optimal, slow
zero E.V.. 0
vsad E.V.. sum of absolute vertical differences
vsse E.V.. sum of squared vertical differences
nsse E.V.. noise preserving sum of squared differences
w53 E.V.. 5/3 wavelet, only used in snow
w97 E.V.. 9/7 wavelet, only used in snow
dctmax E.V..
chroma E.V..
-mbcmp <int> E.V.. macroblock compare function
sad E.V.. sum of absolute differences, fast (default)
sse E.V.. sum of squared errors
satd E.V.. sum of absolute Hadamard transformed differences
dct E.V.. sum of absolute DCT transformed differences
psnr E.V.. sum of squared quantization errors (avoid, low quality)
bit E.V.. number of bits needed for the block
rd E.V.. rate distortion optimal, slow
zero E.V.. 0
vsad E.V.. sum of absolute vertical differences
vsse E.V.. sum of squared vertical differences
nsse E.V.. noise preserving sum of squared differences
w53 E.V.. 5/3 wavelet, only used in snow
w97 E.V.. 9/7 wavelet, only used in snow
dctmax E.V..
chroma E.V..
-ildctcmp <int> E.V.. interlaced dct compare function
sad E.V.. sum of absolute differences, fast (default)
sse E.V.. sum of squared errors
satd E.V.. sum of absolute Hadamard transformed differences
dct E.V.. sum of absolute DCT transformed differences
psnr E.V.. sum of squared quantization errors (avoid, low quality)
bit E.V.. number of bits needed for the block
rd E.V.. rate distortion optimal, slow
zero E.V.. 0
vsad E.V.. sum of absolute vertical differences
vsse E.V.. sum of squared vertical differences
nsse E.V.. noise preserving sum of squared differences
w53 E.V.. 5/3 wavelet, only used in snow
w97 E.V.. 9/7 wavelet, only used in snow
dctmax E.V..
chroma E.V..
-dia_size <int> E.V.. diamond type & size for motion estimation
-last_pred <int> E.V.. amount of motion predictors from the previous frame
-preme <int> E.V.. pre motion estimation
-precmp <int> E.V.. pre motion estimation compare function
sad E.V.. sum of absolute differences, fast (default)
sse E.V.. sum of squared errors
satd E.V.. sum of absolute Hadamard transformed differences
dct E.V.. sum of absolute DCT transformed differences
psnr E.V.. sum of squared quantization errors (avoid, low quality)
bit E.V.. number of bits needed for the block
rd E.V.. rate distortion optimal, slow
zero E.V.. 0
vsad E.V.. sum of absolute vertical differences
vsse E.V.. sum of squared vertical differences
nsse E.V.. noise preserving sum of squared differences
w53 E.V.. 5/3 wavelet, only used in snow
w97 E.V.. 9/7 wavelet, only used in snow
dctmax E.V..
chroma E.V..
-pre_dia_size <int> E.V.. diamond type & size for motion estimation pre-pass
-subq <int> E.V.. sub pel motion estimation quality
-me_range <int> E.V.. limit motion vectors range (1023 for DivX player)
-ibias <int> E.V.. intra quant bias
-pbias <int> E.V.. inter quant bias
-coder <int> E.V..
vlc E.V.. variable length coder / huffman coder
ac E.V.. arithmetic coder
raw E.V.. raw (no encoding)
rle E.V.. run-length coder
deflate E.V.. deflate-based coder
-context <int> E.V.. context model
-mbd <int> E.V.. macroblock decision algorithm (high quality mode)
simple E.V.. use mbcmp (default)
bits E.V.. use fewest bits
rd E.V.. use best rate distortion
-sc_threshold <int> E.V.. scene change threshold
-lmin <int> E.V.. min lagrange factor (VBR)
-lmax <int> E.V.. max lagrange factor (VBR)
-nr <int> E.V.. noise reduction
-rc_init_occupancy <int> E.V.. number of bits which should be loaded into the rc buffer before decoding starts
-inter_threshold <int> E.V..
-flags2 <flags> EDVA.
fast E.V.. allow non spec compliant speedup tricks
sgop E.V.. strictly enforce gop size
noout E.V.. skip bitstream encoding
local_header E.V.. place global headers at every keyframe instead of in extradata
skiprd E.V.. RD optimal MB level residual skipping
ivlc E.V.. intra vlc table
non_linear_q E.V.. use non linear quantizer
reservoir E..A. use bit reservoir
ssim E.V.. ssim will be calculated during encoding
-error <int> E.V..
-antialias <int> .DV.. MP3 antialias algorithm
auto .DV..
fastint .DV..
int .DV..
float .DV..
-qns <int> E.V.. quantizer noise shaping
-threads <int> EDV..
-mb_threshold <int> E.V.. macroblock threshold
-dc <int> E.V.. intra_dc_precision
-nssew <int> E.V.. nsse weight
-skip_top <int> .DV.. number of macroblock rows at the top which are skipped
-skip_bottom <int> .DV.. number of macroblock rows at the bottom which are skipped
-profile <int> E.V..
-aprofile <int> E..A.
-level <int> E.V..
unknown E.VA.
-alevel <int> E..A.
unknown E.VA.
-lowres <int> .DVA. decode at 1= 1/2, 2=1/4, 3=1/8 resolutions
-skip_threshold <int> E.V.. frame skip threshold
-skip_factor <int> E.V.. frame skip factor
-skip_exp <int> E.V.. frame skip exponent
-skipcmp <int> E.V.. frame skip compare function
sad E.V.. sum of absolute differences, fast (default)
sse E.V.. sum of squared errors
satd E.V.. sum of absolute Hadamard transformed differences
dct E.V.. sum of absolute DCT transformed differences
psnr E.V.. sum of squared quantization errors (avoid, low quality)
bit E.V.. number of bits needed for the block
rd E.V.. rate distortion optimal, slow
zero E.V.. 0
vsad E.V.. sum of absolute vertical differences
vsse E.V.. sum of squared vertical differences
nsse E.V.. noise preserving sum of squared differences
w53 E.V.. 5/3 wavelet, only used in snow
w97 E.V.. 9/7 wavelet, only used in snow
dctmax E.V..
chroma E.V..
-border_mask <float> E.V.. increases the quantizer for macroblocks close to borders
-mblmin <int> E.V.. min macroblock lagrange factor (VBR)
-mblmax <int> E.V.. max macroblock lagrange factor (VBR)
-mepc <int> E.V.. motion estimation bitrate penalty compensation (1.0 = 256)
-skip_loop_filter <int> .DV..
none .DV..
default .DV..
noref .DV..
bidir .DV..
nokey .DV..
all .DV..
-skip_idct <int> .DV..
none .DV..
default .DV..
noref .DV..
bidir .DV..
nokey .DV..
all .DV..
-skip_frame <int> .DV..
none .DV..
default .DV..
noref .DV..
bidir .DV..
nokey .DV..
all .DV..
-bidir_refine <int> E.V.. refine the two motion vectors used in bidirectional macroblocks
-brd_scale <int> E.V.. downscales frames for dynamic B-frame decision
-refs <int> E.V.. reference frames to consider for motion compensation
-trellis <int> E.VA. rate-distortion optimal quantization
-sc_factor <int> E.V.. multiplied by qscale for each frame and added to scene_change_score
-mv0_threshold <int> E.V..
-b_sensitivity <int> E.V.. adjusts sensitivity of b_frame_strategy 1
-compression_level <int> E.VA.
-min_prediction_order <int> E..A.
-max_prediction_order <int> E..A.
-lpc_coeff_precision <int> E..A. deprecated, use flac-specific options
-prediction_order_method <int> E..A. deprecated, use flac-specific options
-min_partition_order <int> E..A. deprecated, use flac-specific options
-max_partition_order <int> E..A. deprecated, use flac-specific options
-request_channels <int> .D.A. set desired number of audio channels
-drc_scale <float> .D.A. percentage of dynamic range compression to apply
-channel_layout <int64> ED.A.
-request_channel_layout <int64> .D.A.
-rc_max_vbv_use <float> E.V..
-rc_min_vbv_use <float> E.V..
-ticks_per_frame <int> EDVA.
-color_primaries <int> EDV..
bt709 E.V..
bt470bg E.V..
smpte170m E.V..
-color_transfer <int> EDV..
bt709 E.V..
-color_matrix <int> EDV..
bt709 E.V..
smpte170m E.V..
-color_range <int> EDV..
-chroma_sample_location <int> EDV..
-lpc_type <int> E..A. deprecated, use flac-specific options
-lpc_passes <int> E..A. deprecated, use flac-specific options
-slices <int> E.V.. number of slices, used in parallelized decoding
-thread_type <int> EDV.. select multithreading type
slice EDV..
frame EDV..
-audio_service_type <int> E..A. audio service type
ma E..A. Main Audio Service
ef E..A. Effects
vi E..A. Visually Impaired
hi E..A. Hearing Impaired
di E..A. Dialogue
co E..A. Commentary
em E..A. Emergency
vo E..A. Voice Over
ka E..A. Karaoke
-request_sample_fmt <int> .D.A. sample format audio decoders should prefer
u8 .D.A. 8-bit unsigned integer
s16 .D.A. 16-bit signed integer
s32 .D.A. 32-bit signed integer
flt .D.A. 32-bit float
dbl .D.A. 64-bit double
AVFormatContext options:
-probesize <int> .D... set probing size
-muxrate <int> E.... set mux rate
-packetsize <int> E.... set packet size
-fflags <flags> ED...
ignidx .D... ignore index
genpts .D... generate pts
nofillin .D... do not fill in missing values that can be exactly calculated
noparse .D... disable AVParsers, this needs nofillin too
igndts .D... ignore dts
rtphint E.... add rtp hinting (deprecated, use the -movflags rtphint option instead)
sortdts .D... try to interleave outputted packets by dts
keepside .D... dont merge side data
latm E.... enable RTP MP4A-LATM payload
-analyzeduration <int> .D... how many microseconds are analyzed to estimate duration
-cryptokey <binary> .D... decryption key
-indexmem <int> .D... max memory used for timestamp index (per stream)
-rtbufsize <int> .D... max memory used for buffering real-time frames
-fdebug <flags> ED... print specific debug info
ts ED...
-max_delay <int> ED... maximum muxing or demuxing delay in microseconds
-fpsprobesize <int> .D... number of frames used to probe fps
SwsContext options:
-sws_flags <flags> E.V.. scaler/cpu flags
fast_bilinear E.V.. fast bilinear
bilinear E.V.. bilinear
bicubic E.V.. bicubic
experimental E.V.. experimental
neighbor E.V.. nearest neighbor
area E.V.. averaging area
bicublin E.V.. luma bicubic, chroma bilinear
gauss E.V.. gaussian
sinc E.V.. sinc
lanczos E.V.. lanczos
spline E.V.. natural bicubic spline
print_info E.V.. print info
accurate_rnd E.V.. accurate rounding
full_chroma_int E.V.. full chroma interpolation
full_chroma_inp E.V.. full chroma input
bitexact E.V..
-srcw <int> E.V.. source width
-srch <int> E.V.. source height
-dstw <int> E.V.. destination width
-dsth <int> E.V.. destination height
-src_format <int> E.V.. source format
-dst_format <int> E.V.. destination format
-src_range <int> E.V.. source range
-dst_range <int> E.V.. destination range
-param0 <double> E.V.. scaler param 0
-param1 <double> E.V.. scaler param 1
avi demuxer options:
-use_odml <int> .D... use odml index
cavsvideo demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
dirac demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
dnxhd demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
g722 demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
h261 demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
h263 demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
h264 demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
image2 demuxer options:
-pixel_format <string> .D...
-video_size <string> .D...
-framerate <string> .D...
-loop <int> .D...
image2pipe demuxer options:
-pixel_format <string> .D...
-video_size <string> .D...
-framerate <string> .D...
-loop <int> .D...
ingenient demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
m4v demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
mjpeg demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
mpegtsraw demuxer options:
-compute_pcr <int> .D... Compute exact PCR for each transport stream packet.
mpegvideo demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
alaw demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
mulaw demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
f64be demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
f64le demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
f32be demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
f32le demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
s32be demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
s32le demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
s24be demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
s24le demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
s16be demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
s16le demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
s8 demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
u32be demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
u32le demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
u24be demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
u24le demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
u16be demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
u16le demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
u8 demuxer options:
-sample_rate <int> .D...
-channels <int> .D...
rawvideo demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
rtsp demuxer options:
-initial_pause <int> .D... Don't start playing the stream immediately
tty demuxer options:
-chars_per_frame <int> .D...
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-framerate <string> .D...
vc1 demuxer options:
-video_size <string> .D... A string describing frame size, such as 640x480 or hd720.
-pixel_format <string> .D...
-framerate <string> .D...
dnxhd encoder options:
-nitris_compat <int> E.V.. encode with Avid Nitris compatibility
-qmax <int> E.V.. max video quantizer scale
mpeg1video encoder options:
-timecode <string> E.V.. Set timecode value: 00:00:00[:;]00, use ';' before frame number for drop frame
-pulldown <string> E.V.. Encode with pulldown: 3:2
mpeg2video encoder options:
-timecode <string> E.V.. Set timecode value: 00:00:00[:;]00, use ';' before frame number for drop frame
-pulldown <string> E.V.. Encode with pulldown: 3:2
prores encoder options:
-cqp <int> E.V.. Set quantization parameter
-b <int64> E.V.. Set bit rate in (bits/s)
-ratetol <float> E.V.. Set bit rate tolerance in %
-profile <string> E.V.. Set encoding profile: proxy,lt,std,hq
rawvideo decoder options:
-top <int> .DV.. top field first
aac encoder options:
-stereo_mode <int> E..A. Stereo coding method
auto E..A. Selected by the Encoder
ms_off E..A. Disable Mid/Side coding
ms_force E..A. Force Mid/Side for the whole frame if possible
ac3 encoder options:
-per_frame_metadata <int> E..A. Allow Changing Metadata Per-Frame
-center_mixlev <float> E..A. Center Mix Level
-surround_mixlev <float> E..A. Surround Mix Level
-mixing_level <int> E..A. Mixing Level
-room_type <int> E..A. Room Type
notindicated E..A. Not Indicated (default)
large E..A. Large Room
small E..A. Small Room
-copyright <int> E..A. Copyright Bit
-dialnorm <int> E..A. Dialogue Level (dB)
-dsur_mode <int> E..A. Dolby Surround Mode
notindicated E..A. Not Indicated (default)
on E..A. Dolby Surround Encoded
off E..A. Not Dolby Surround Encoded
-original <int> E..A. Original Bit Stream
-dmix_mode <int> E..A. Preferred Stereo Downmix Mode
notindicated E..A. Not Indicated (default)
ltrt E..A. Lt/Rt Downmix Preferred
loro E..A. Lo/Ro Downmix Preferred
-ltrt_cmixlev <float> E..A. Lt/Rt Center Mix Level
-ltrt_surmixlev <float> E..A. Lt/Rt Surround Mix Level
-loro_cmixlev <float> E..A. Lo/Ro Center Mix Level
-loro_surmixlev <float> E..A. Lo/Ro Surround Mix Level
-dsurex_mode <int> E..A. Dolby Surround EX Mode
notindicated E..A. Not Indicated (default)
on E..A. Dolby Surround EX Encoded
off E..A. Not Dolby Surround EX Encoded
-dheadphone_mode <int> E..A. Dolby Headphone Mode
notindicated E..A. Not Indicated (default)
on E..A. Dolby Headphone Encoded
off E..A. Not Dolby Headphone Encoded
-ad_conv_type <int> E..A. A/D Converter Type
standard E..A. Standard (default)
hdcd E..A. HDCD
-stereo_rematrixing <int> E..A. Stereo Rematrixing
-channel_coupling <int> E..A. Channel Coupling
auto E..A. Selected by the Encoder
-cpl_start_band <int> E..A. Coupling Start Band
auto E..A. Selected by the Encoder
ac3 decoder options:
-drc_scale <float> .D.A. percentage of dynamic range compression to apply
ac3_fixed encoder options:
-per_frame_metadata <int> E..A. Allow Changing Metadata Per-Frame
-center_mixlev <float> E..A. Center Mix Level
-surround_mixlev <float> E..A. Surround Mix Level
-mixing_level <int> E..A. Mixing Level
-room_type <int> E..A. Room Type
notindicated E..A. Not Indicated (default)
large E..A. Large Room
small E..A. Small Room
-copyright <int> E..A. Copyright Bit
-dialnorm <int> E..A. Dialogue Level (dB)
-dsur_mode <int> E..A. Dolby Surround Mode
notindicated E..A. Not Indicated (default)
on E..A. Dolby Surround Encoded
off E..A. Not Dolby Surround Encoded
-original <int> E..A. Original Bit Stream
-dmix_mode <int> E..A. Preferred Stereo Downmix Mode
notindicated E..A. Not Indicated (default)
ltrt E..A. Lt/Rt Downmix Preferred
loro E..A. Lo/Ro Downmix Preferred
-ltrt_cmixlev <float> E..A. Lt/Rt Center Mix Level
-ltrt_surmixlev <float> E..A. Lt/Rt Surround Mix Level
-loro_cmixlev <float> E..A. Lo/Ro Center Mix Level
-loro_surmixlev <float> E..A. Lo/Ro Surround Mix Level
-dsurex_mode <int> E..A. Dolby Surround EX Mode
notindicated E..A. Not Indicated (default)
on E..A. Dolby Surround EX Encoded
off E..A. Not Dolby Surround EX Encoded
-dheadphone_mode <int> E..A. Dolby Headphone Mode
notindicated E..A. Not Indicated (default)
on E..A. Dolby Headphone Encoded
off E..A. Not Dolby Headphone Encoded
-ad_conv_type <int> E..A. A/D Converter Type
standard E..A. Standard (default)
hdcd E..A. HDCD
-stereo_rematrixing <int> E..A. Stereo Rematrixing
eac3 encoder options:
-dialnorm <int> E..A. Dialogue Level (dB)
-stereo_rematrixing <int> E..A. Stereo Rematrixing
-channel_coupling <int> E..A. Channel Coupling
auto E..A. Selected by the Encoder
-cpl_start_band <int> E..A. Coupling Start Band
auto E..A. Selected by the Encoder
eac3 decoder options:
-drc_scale <float> .D.A. percentage of dynamic range compression to apply
flac encoder options:
-lpc_coeff_precision <int> E..A. LPC coefficient precision
-lpc_type <int> E..A. LPC algorithm
none E..A.
fixed E..A.
levinson E..A.
cholesky E..A.
-lpc_passes <int> E..A. Number of passes to use for Cholesky factorization during LPC analysis
-min_partition_order <int> E..A.
-max_partition_order <int> E..A.
-prediction_order_method <int> E..A. Search method for selecting prediction order
estimation E..A.
2level E..A.
4level E..A.
8level E..A.
search E..A.
log E..A.
libvorbis encoder options:
-iblock <double> E..A. Sets the impulse block bias
libx264 encoder options:
-preset <string> E.V.. Set the encoding preset
-tune <string> E.V.. Tune the encoding params
-fastfirstpass <int> E.V.. Use fast settings when encoding first pass
-profile <string> E.V.. Set profile restrictions
-level <string> E.V.. Specify level (as defined by Annex A)
-passlogfile <string> E.V.. Filename for 2 pass stats
-wpredp <string> E.V.. Weighted prediction for P-frames
-x264opts <string> E.V.. x264 options
-g <string> E.V.. Maximum GOP size
-intra_refresh <string> E.V.. Use Periodic Intra Refresh instead of IDR frames
-crf <string> E.V.. Quality-based VBR
-crf_max <string> E.V.. With CRF+VBV, limit RF to this value
-cqp <string> E.V.. Force constant QP (0=lossless)
-qscale <string> E.V.. Force constant QP (0=lossless)
-b <int> E.V.. Set bitrate (in bits/s)
-bf <string> E.V.. Number of B-frames between I and P
-b_strategy <string> E.V.. Adaptive B-frame decision method, higher values may lower threading efficiency: 0: Disabled, 1: Fast
-b_adapt <string> E.V.. Adaptive B-frame decision method, higher values may lower threading efficiency: 0: Disabled, 1: Fast
-b_pyramid <string> E.V.. Keep some B-frames as reference: none: Disabled, strict: Strictly hierarchical pyramid, normal: Non-strict (not Blu-ray compatible)
-bframebias <string> E.V.. Influences how often B-frames are used
-keyint_min <string> E.V.. Minimum GOP size
-sc_threshold <string> E.V.. Scene change threshold
-deblock <string> E.V.. Loop filter parameters <alpha:beta>
-qmin <string> E.V.. Set min QP
-qmax <string> E.V.. Set max QP
-qdiff <string> E.V.. Set max QP step
-qcomp <string> E.V.. QP curve compression <float>
-qblur <string> E.V.. Reduce fluctuations in QP (after curve compression) <float>
-complexityblur <string> E.V.. Reduce fluctuations in QP (before curve compression) <float>
-partitions <string> E.V.. Partitions to consider: p8x8, p4x4, b8x8, i8x8, i4x4, none, all
-refs <string> E.V.. Number of reference frames
-coder <int> E.V.. 0: cavlc, 1: cabac
-me_method <string> E.V.. Integer pixel motion estimation method
-me <string> E.V.. Integer pixel motion estimation method
-directpred <string> E.V.. Direct MV prediction mode: none, spatial, temporal, auto
-weightb <string> E.V.. Weighted prediction for B-frames
-aq_mode <string> E.V.. AQ method: 0: Disabled, 1: Variance AQ (complexity mask), 2: Auto-variance AQ (experimental)
-aq_strength <string> E.V.. Reduces blocking and blurring in flat and textured areas
-rc_lookahead <string> E.V.. Number of frames for frametype lookahead
-threads <string> E.V.. Force a specific number of threads
-psy <int> E.V.. Psychovisual Optimization: 0: Disabled
-psy_rd <string> E.V.. Strength of psychovisual optimization <rd:trellis>: RD (requires subme>=6), Trellis (requires trellis)
-me_range <string> E.V.. Maximum motion vector search range
-subq <string> E.V.. Subpixel motion estimation and mode decision
-subme <string> E.V.. Subpixel motion estimation and mode decision
-mixed_refs <string> E.V.. Decide references on a per partition basis
-chroma_me <string> E.V.. Use chroma in motion estimation
-8x8dct <string> E.V.. Use adaptive spatial transform size
-aud <string> E.V.. Use access unit delimiters
-ipratio <string> E.V.. QP factor between I and P
-pbratio <string> E.V.. QP factor between P and B
-chromaoffset <string> E.V.. QP difference between chroma and luma
-vbv_maxrate <int> E.V.. Max local bitrate (bit/s)
-vbv_bufsize <int> E.V.. Set size of the VBV buffer (bits)
-vbv_init <string> E.V.. Initial VBV buffer occupancy <float>
dv muxer options:
-timecode <string> E.... set timecode value: 00:00:00[:;]00, use ';' before frame number for drop frame
f4v muxer options:
-movflags <flags> E.... MOV muxer flags
rtphint E.... Add RTP hint tracks
-rtpflags <flags> E.... RTP muxer flags
latm E.... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
-timecode <string> E.... Set timecode value: 00:00:00[:;]00, use ';' before frame number for drop frame
-faststart <string> E.... Pre-allocate space for the header in front of the file: <size or 'auto' or 'no'>
Files are automatically rewritten if size is < 20MB unless 'no' is specified.
gif muxer options:
-loop <int> E.... Number of times to loop the output.
ipod muxer options:
-movflags <flags> E.... MOV muxer flags
rtphint E.... Add RTP hint tracks
-rtpflags <flags> E.... RTP muxer flags
latm E.... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
-faststart <string> E.... Pre-allocate space for the header in front of the file: <size or 'auto' or 'no'>
Files are automatically rewritten if size is < 20MB unless 'no' is specified.
mov muxer options:
-movflags <flags> E.... MOV muxer flags
rtphint E.... Add RTP hint tracks
-rtpflags <flags> E.... RTP muxer flags
latm E.... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
-timecode <string> E.... Set timecode value: 00:00:00[:;]00, use ';' before frame number for drop frame
-faststart <string> E.... Pre-allocate space for the header in front of the file: <size or 'auto' or 'no'>
Files are automatically rewritten if size is < 20MB unless 'no' is specified.
mp3 muxer options:
-id3v2_version <int> E.... Select ID3v2 version to write. Currently 3 and 4 are supported.
mp4 muxer options:
-movflags <flags> E.... MOV muxer flags
rtphint E.... Add RTP hint tracks
-rtpflags <flags> E.... RTP muxer flags
latm E.... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
-faststart <string> E.... Pre-allocate space for the header in front of the file: <size or 'auto' or 'no'>
Files are automatically rewritten if size is < 20MB unless 'no' is specified.
mpegts muxer options:
-mpegts_transport_stream_id <int> E.... Set transport_stream_id field.
-mpegts_original_network_id <int> E.... Set original_network_id field.
-mpegts_service_id <int> E.... Set service_id field.
-mpegts_pmt_start_pid <int> E.... Set the first pid of the PMT.
-mpegts_start_pid <int> E.... Set the first pid.
mxf muxer options:
-timecode <string> E.... Set timecode value: 00:00:00[:;]00, use ';' before frame number for drop frame
-afd <int> E.... Set Active Format Descriptor value
mxf_d10 muxer options:
-timecode <string> E.... Set timecode value: 00:00:00[:;]00, use ';' before frame number for drop frame
-afd <int> E.... Set Active Format Descriptor value
ogg muxer options:
-oggpagesize <int> E.... Set preferred Ogg page size.
psp muxer options:
-movflags <flags> E.... MOV muxer flags
rtphint E.... Add RTP hint tracks
-rtpflags <flags> E.... RTP muxer flags
latm E.... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
-faststart <string> E.... Pre-allocate space for the header in front of the file: <size or 'auto' or 'no'>
Files are automatically rewritten if size is < 20MB unless 'no' is specified.
rtp muxer options:
-rtpflags <flags> E.... RTP muxer flags
latm E.... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
rtsp muxer options:
-rtpflags <flags> E.... RTP muxer flags
latm E.... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
spdif muxer options:
-spdif_flags <flags> E.... IEC 61937 encapsulation flags
be E.... output in big-endian format (for use as s16be)
-dtshd_rate <int> E.... mux complete DTS frames in HD mode at the specified IEC958 rate (in Hz, default 0=disabled)
-dtshd_fallback_time <int> E.... min secs to strip HD for after an overflow (-1: till the end, default 60)
3g2 muxer options:
-movflags <flags> E.... MOV muxer flags
rtphint E.... Add RTP hint tracks
-rtpflags <flags> E.... RTP muxer flags
latm E.... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
-faststart <string> E.... Pre-allocate space for the header in front of the file: <size or 'auto' or 'no'>
Files are automatically rewritten if size is < 20MB unless 'no' is specified.
3gp muxer options:
-movflags <flags> E.... MOV muxer flags
rtphint E.... Add RTP hint tracks
-rtpflags <flags> E.... RTP muxer flags
latm E.... Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC
-faststart <string> E.... Pre-allocate space for the header in front of the file: <size or 'auto' or 'no'>
Files are automatically rewritten if size is < 20MB unless 'no' is specified.
wav muxer options:
-write_bext <int> E.... Write BEXT chunk.