SvtJpegXsCodec
Parameters for the SVT-JPEG-XS software encoder. JPEG-XS (ISO/IEC 21122) is a low-latency, intra-only ("every frame a keyframe") mezzanine codec aimed at visually-lossless compression. All fields are optional and fall back to the encoder defaults noted below.
Field |
Type |
Repeated |
Description |
bits_per_pixel |
Target bits per pixel — the main quality/size knob. Default 6. |
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decomp_v |
Vertical wavelet decomposition levels (0..2). Default 2. |
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decomp_h |
Horizontal wavelet decomposition levels (>= decomp_v, 1..5). Default 5. |
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quantization |
Quantization method. Default deadzone. |
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slice_height |
Slice height in luma lines. Default 16. |
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rate_control_mode |
Rate control mode (0..3 CBR variants). Default 0. |
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cpu_profile |
CPU / latency profile. Default low latency. |
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threads_num |
Encoder thread count (0 = library default). Default 0. |
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slice_packetization_mode |
Packetization mode. Default codestream. |