.TH KVAZAAR "1" "August 2016" "kvazaar v0.8.3" "User Commands" .SH NAME kvazaar \- open source HEVC encoder .SH SYNOPSIS \fBkvazaar \fR\-i \-\-input\-res x \-o .SH DESCRIPTION .TP \fB\-\-help Print this help message and exit .TP \fB\-\-version Print version information and exit .TP \fB\-n\fR, \fB\-\-frames Number of frames to code [all] .TP \fB\-\-seek First frame to code [0] .TP \fB\-\-input\-res x Input resolution (width x height) or auto try to detect from file name [auto] .TP \fB\-\-input\-fps / Framerate of the input video [25.0] .TP \fB\-q\fR, \fB\-\-qp Quantization Parameter [32] .TP \fB\-p\fR, \fB\-\-period Period of intra pictures [0] 0: only first picture is intra 1: all pictures are intra 2\-N: every Nth picture is intra .TP \fB\-\-vps\-period Specify how often the video parameter set is re\-sent. [0] 0: only send VPS with the first frame 1: send VPS with every intra frame N: send VPS with every Nth intra frame .TP \fB\-r\fR, \fB\-\-ref Reference frames, range 1..15 [3] .TP \fB\-\-no\-deblock Disable deblocking filter .TP \fB\-\-deblock Deblocking filter parameters beta and tc range is \-6..6 [0:0] .TP \fB\-\-no\-sao Disable sample adaptive offset .TP \fB\-\-no\-rdoq Disable RDO quantization .TP \fB\-\-no\-signhide Disable sign hiding in quantization .TP \fB\-\-smp Enable Symmetric Motion Partition .TP \fB\-\-amp Enable Asymmetric Motion Partition .TP \fB\-\-rd Rate\-Distortion Optimization level [1] 0: no RDO 1: estimated RDO 2: full RDO .TP \fB\-\-mv\-rdo Enable Rate\-Distortion Optimized motion vector costs .TP \fB\-\-full\-intra\-search Try all intra modes. .TP \fB\-\-no\-transform\-skip Disable transform skip .TP \fB\-\-aud Use access unit delimiters .TP \fB\-\-cqmfile Custom Quantization Matrices from a file .TP \fB\-\-debug Output encoders reconstruction. .TP \fB\-\-cpuid Disable runtime cpu optimizations with value 0. .TP \fB\-\-me Set integer motion estimation algorithm ["hexbs"] "hexbs": Hexagon Based Search (faster) "tz": Test Zone Search (better quality) "full": Full Search (super slow) .TP \fB\-\-subme Set fractional pixel motion estimation level [4]. 0: only integer motion estimation 1: + 1/2\-pixel horizontal and vertical 2: + 1/2\-pixel diagonal 3: + 1/4\-pixel horizontal and vertical 4: + 1/4\-pixel diagonal .TP \fB\-\-source\-scan\-type Set source scan type ["progressive"]. "progressive": progressive scan "tff": top field first "bff": bottom field first .TP \fB\-\-pu\-depth\-inter \- Range for sizes of inter prediction units to try. 0: 64x64, 1: 32x32, 2: 16x16, 3: 8x8 .TP \fB\-\-pu\-depth\-intra \- Range for sizes of intra prediction units to try. 0: 64x64, 1: 32x32, 2: 16x16, 3: 8x8, 4: 4x4 .TP \fB\-\-no\-info Don't add information about the encoder to settings. .TP \fB\-\-gop Definition of GOP structure [0] "0": disabled "8": B\-frame pyramid of length 8 "lp\-": lp\-gop definition (e.g. lp\-g8d4r3t2) .TP \fB\-\-bipred Enable bi\-prediction search .TP \fB\-\-bitrate Target bitrate. [0] 0: disable rate\-control N: target N bits per second .TP \fB\-\-preset Use preset. This will override previous options. ultrafast, superfast, veryfast, faster, fast, medium, slow, slower, veryslow, placebo .TP \fB\-\-no\-psnr Don't calculate PSNR for frames .TP \fB\-\-loop\-input Re\-read input file forever .TP \fB\-\-mv\-constraint Constrain movement vectors "none": no constraint "frametile": constrain within the tile "frametilemargin": constrain even more .TP \fB\-\-hash Specify which decoded picture hash to use [checksum] "none": 0 bytes "checksum": 18 bytes "md5": 56 bytes .TP \fB\-\-cu\-split\-termination Specify the cu split termination behaviour "zero": Terminate when splitting gives little improvement. "off": Don't terminate splitting early .TP \fB\-\-me\-early\-termination Specify the me early termination behaviour "off": Early termination is off "on": Early termination is on "sensitive": Sensitive early termination is on .TP \fB\-\-lossless Use lossless coding .SS "Video Usability Information:" .TP \fB\-\-sar Specify Sample Aspect Ratio .TP \fB\-\-overscan Specify crop overscan setting ["undef"] \- undef, show, crop .TP \fB\-\-videoformat Specify video format ["undef"] \- component, pal, ntsc, secam, mac, undef .TP \fB\-\-range Specify color range ["tv"] \- tv, pc .TP \fB\-\-colorprim Specify color primaries ["undef"] \- undef, bt709, bt470m, bt470bg, smpte170m, smpte240m, film, bt2020 .TP \fB\-\-transfer Specify transfer characteristics ["undef"] \- undef, bt709, bt470m, bt470bg, smpte170m, smpte240m, linear, log100, log316, iec61966\-2\-4, bt1361e, iec61966\-2\-1, bt2020\-10, bt2020\-12 .TP \fB\-\-colormatrix Specify color matrix setting ["undef"] \- undef, bt709, fcc, bt470bg, smpte170m, smpte240m, GBR, YCgCo, bt2020nc, bt2020c .TP \fB\-\-chromaloc Specify chroma sample location (0 to 5) [0] .SS "Parallel processing:" .TP \fB\-\-threads Maximum number of threads to use. Disable threads if set to 0. .SS "Tiles:" .TP \fB\-\-tiles x Split picture into width x height uniform tiles. .TP \fB\-\-tiles\-width\-split |u Specifies a comma separated list of pixel positions of tiles columns separation coordinates. Can also be u followed by and a single int n, in which case it produces columns of uniform width. .TP \fB\-\-tiles\-height\-split |u Specifies a comma separated list of pixel positions of tiles rows separation coordinates. Can also be u followed by and a single int n, in which case it produces rows of uniform height. .SS "Wpp:" .TP \fB\-\-wpp Enable wavefront parallel processing .TP \fB\-\-owf |auto Number of parallel frames to process. 0 to disable. .SS "Slices:" .TP \fB\-\-slice\-addresses |u Specifies a comma separated list of LCU positions in tile scan order of tile separations. Can also be u followed by and a single int n, in which case it produces uniform slice length.