JxlDecoderGetIntendedDownsamplingRatio

jpegxl_sys::decode

Function JxlDecoderGetIntendedDownsamplingRatio 

Source 
pub unsafe extern "C-unwind" fn JxlDecoderGetIntendedDownsamplingRatio(
    dec: *const JxlDecoder,
) -> usize
Expand description

Returns the intended downsampling ratio for the progressive frame produced by JxlDecoderFlushImage after the latest JxlDecoderStatus::FrameProgression event.

§Parameters

  • dec: decoder object

§Returns

The intended downsampling ratio, can be 1, 2, 4 or 8.