Function draw

pub fn draw<R: Read>(
    egl: ContextRef,
    reader: PixelSource<R>,
    source_bpp: Bits,
    quirks: Quirks,
    (source_width, source_height): (u32, u32),
    (width_px, height_px): (u32, u32),
    render: impl FnOnce(&ContextRef, &DmabufImage, &mut SimpleFrameBuffer<'_>, Bits, Quirks, (u32, u32)) -> Result<(), GenericError>,
    handler: &mut dyn FnMut(&[u8]) -> Result<(), GenericError>,
) -> Result<(), GenericError>