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100 lines
4.2 KiB
100 lines
4.2 KiB
4 years ago
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#---------------------------------------------------
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#-- Description of encoder/multiplexer-parameters --
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#---------------------------------------------------
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0. Legend
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=========
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Type: B = boolean
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I = integer
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D = double
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S = string
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most default values depends on what using as base-profile
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-> this will marked with "!base-prof."
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1. Encoder Prameters
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====================
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Param-Name Type Description default
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-----------------------------------------------------------------------------
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verbose B switch verbosity mode on (=1) or off (=0) [0]
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gop_size I total number of frames for one GOP !base-prof.
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p_distance I distance between P-frames [3]
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aspect I picture aspect-ratio [like src]
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1:1 (=1), 4:3 (=2|8|12), 16:9 (=3),
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2.21:1 (=4)
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frame_rate D video frame-rate (23.0-30.0) [25.0]
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-> use "25.0" for PAL, 29.97 for NTSC
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fixed_vbv_delay B calculation of vbv-delay on (=1) or of(=0) !base-prof.
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vbv_buffer_size I sizeof vbv-Buffer in 16kB-Units (23-112) !base-prof.
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prog_seq B interlaced (=0) or progressive (=1) seq. !base-prof.
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prog_frame B interlaced (=0) or progressive (=1) frame !base-prof.
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fieldpic B frame (=0) or field (=1) pictures !base-prof.
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topfirst B top field 1st. (=1) or 2nd. (=0), valid
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only, if "fielpic (=1)
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repeatfirst B repeat 1st. field (=1), otherwise (=0)
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use_seq_end B generate sequence end-code on encoder-exit !base-prof.
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use_seq_dspext B generate sequence display-extension header !base-prof.
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use_pic_dspext B generate picture display-extension header !base-prof.
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cbr B encode with constant (=1) or variable (=0) !base-prof.
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bitrate -> in CBR-Mode "cbr_bitrate" will
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be used -> in VBR-Mode "max_/min_/avg_
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bitrate" may be used (if > 0).
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cbr_bitrate D BBR-Mode bitrate -> only valid with
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"cbr" (=1), (500000.0 - 6000000.0) bits/s !base-prof.
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quant_value I quanitzer value for VBR-Mode -> only valid !base-prof.
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with "cbr (=0), range (1-31),
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best/biggest (=1) worst/smallest (=31)
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max_bitrate D (0|500000.0-6000000.0) -> if 0, max.
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bitrate will not controlled
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min_bitrate D (0|500000.0-6000000.0) -> if 0, min
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bitrate will not controlled
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avg_bitrate D (0|500000.0-6000000.0) -> if 0, no
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qscale_type B mpeg1 and low bitrate-mpeg2 (=0), !base-prof.
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otherwise (=1)
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dc_prec I precision of dc-coeffizient !base-prof.
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8-Bit (=0) 9-Bit (=1) 10-Bit (=2)
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iqname S file-name for external intra-quantizer [none]
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matrix (8x8 values)
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niqname S file-name for external non intra-quantizer [none]
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matrix (8x8 values)
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denoise B high-frequency denoiser off (=0), on (=1) [0]
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2. Encoder + Muxer Prameters
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============================
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Param-Name Type Description default
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-----------------------------------------------------------------------------
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max_file_size I max. file size in MByte for output-files [0]
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after this limit is reached, a new fileset
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(<outfile-name>-%03d.m1v/m2v,.mpa,.mpg)
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will be startet. Value (=0) will disable
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this feature.
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3. Muxer Prameters
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==================
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Param-Name Type Description default
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-----------------------------------------------------------------------------
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vbr_mux B (=0) to multiplex CBR-Videos, otherwise !base-prof.
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(=1) to multiplex VBR-Videos.
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video_buf_size I Video-Buffer size (46-224) kBytes !base-prof.
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sector_size I packet- (sector-)size usual values are !base-prof.
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2048 (DVD) or 2324 (VCD/SVCD)
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use_comp_bitrate I unused (=0), average (=1), max (=2) !base-prof.
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forced_mux_rate I (=0) compute muxrate on base of !base-prof.
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"use_comp_bitrate", otherwise value of
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forced muxrate in 50 bytes/sec units.
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always_sys_hdr B generate always sys-headers (=1) or (=0) !base-prof.
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for only on beginning of video.
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align_seq_hdr B align sequence headers on sector !base-prof.
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boundaries (=1), no alignment (=0)
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svcd_scan_ofs B (=1) generate SVCD scan-offets, otherwise !base-prof.
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(=0) no not generate.
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use_private2 B (=1) to generate private2-headers, otherwise !base-prof.
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(=0) none.
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use_prg_end B (=1) to write program end-code, otherwise !base-prof.
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(=0) no program end-code is produced.
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