msvideo1enc: switch to faster 2-colour quantiser

[nihav.git] / nihav-realmedia / src / codecs / rv40.rs

use nihav_core::formats;
use nihav_core::frame::*;
use nihav_core::io::bitreader::*;
use nihav_core::io::codebook::*;
use nihav_core::io::intcode::*;
use nihav_core::codecs::*;
use nihav_codec_support::codecs::{MV, ZERO_MV};
use super::rv3040::*;
use super::rv40dsp::*;

struct AICCodeReader8 {
    lengths: &'static [u8],
    codes:   &'static [u8],
}

impl CodebookDescReader<i8> for AICCodeReader8 {
    fn bits(&mut self, idx: usize) -> u8    { self.lengths[idx] }
    fn code(&mut self, idx: usize) -> u32   { self.codes[idx] as u32 }
    fn sym (&mut self, idx: usize) -> i8    { idx as i8 }
    fn len (&mut self)             -> usize { self.lengths.len() }
}

struct AICCodeReader16 {
    lengths: &'static [u8],
    codes:   &'static [u16],
}

impl CodebookDescReader<i8> for AICCodeReader16 {
    fn bits(&mut self, idx: usize) -> u8    { self.lengths[idx] }
    fn code(&mut self, idx: usize) -> u32   { self.codes[idx] as u32 }
    fn sym (&mut self, idx: usize) -> i8    { idx as i8 }
    fn len (&mut self)             -> usize { self.lengths.len() }
}

struct TypeCodeReader {
    lengths: &'static [u8],
    codes:   &'static [u8],
    syms:    &'static [MBType],
}

impl CodebookDescReader<MBType> for TypeCodeReader {
    fn bits(&mut self, idx: usize) -> u8    { self.lengths[idx] }
    fn code(&mut self, idx: usize) -> u32   { self.codes[idx] as u32 }
    fn sym (&mut self, idx: usize) -> MBType{ self.syms[idx] }
    fn len (&mut self)             -> usize { self.lengths.len() }
}

struct RealVideo40BR {
    width:          usize,
    height:         usize,
    aic_top_cb:     Codebook<i8>,
    aic_mode1_cb:   Vec<Codebook<i8>>,
    aic_mode2_cb:   Vec<Codebook<i8>>,
    ptype_cb:       Vec<Codebook<MBType>>,
    btype_cb:       Vec<Codebook<MBType>>,
    had_skip_run:   bool,
}

impl RealVideo40BR {
    fn new() -> Self {
        let mut coderead = AICCodeReader8{ lengths: &RV40_AIC_TOP_BITS, codes: &RV40_AIC_TOP_CODES };
        let aic_top_cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap();

        let mut aic_mode1_cb: Vec<Codebook<i8>> = Vec::with_capacity(RV40_AIC_MODE1_BITS.len());
        for i in 0..RV40_AIC_MODE1_BITS.len() {
            if (i % 10) != 9 {
                let mut coderead = AICCodeReader8{ lengths: &RV40_AIC_MODE1_BITS[i], codes: &RV40_AIC_MODE1_CODES[i] };
                let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap();
                aic_mode1_cb.push(cb);
            } else {
                let mut coderead = AICCodeReader8{ lengths: &RV40_AIC_MODE1_BITS_DUMMY, codes: &RV40_AIC_MODE1_CODES_DUMMY };
                let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap();
                aic_mode1_cb.push(cb);
            }
        }

        let mut aic_mode2_cb: Vec<Codebook<i8>> = Vec::with_capacity(RV40_AIC_MODE2_BITS.len());
        for i in 0..RV40_AIC_MODE2_BITS.len() {
            let mut coderead = AICCodeReader16{ lengths: &RV40_AIC_MODE2_BITS[i], codes: &RV40_AIC_MODE2_CODES[i] };
            let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap();
            aic_mode2_cb.push(cb);
        }

        let mut ptype_cb: Vec<Codebook<MBType>> = Vec::with_capacity(RV40_PTYPE_BITS.len());
        for i in 0..RV40_PTYPE_BITS.len() {
            let mut coderead = TypeCodeReader{ lengths: &RV40_PTYPE_BITS[i], codes: &RV40_PTYPE_CODES[i], syms: RV40_PTYPE_SYMS };
            let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap();
            ptype_cb.push(cb);
        }

        let mut btype_cb: Vec<Codebook<MBType>> = Vec::with_capacity(RV40_BTYPE_BITS.len());
        for i in 0..RV40_BTYPE_BITS.len() {
            let mut coderead = TypeCodeReader{ lengths: &RV40_BTYPE_BITS[i], codes: &RV40_BTYPE_CODES[i], syms: RV40_BTYPE_SYMS };
            let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap();
            btype_cb.push(cb);
        }

        RealVideo40BR {
            width:          0,
            height:         0,
            aic_top_cb,
            aic_mode1_cb,
            aic_mode2_cb,
            ptype_cb,
            btype_cb,
            had_skip_run:   false,
        }
    }
    fn predict_b_mv_component(&self, sstate: &SState, mvi: &MVInfo, mbinfo: &[RV34MBInfo], mbtype: MBType, fwd: bool) -> MV {
        let mut pred_mvs: [MV; 3] = [ZERO_MV; 3];
        let mut mv_count: usize = 0;
        let mb_x = sstate.mb_x;
        let mb_y = sstate.mb_y;
        let mb_stride = sstate.mb_w;
        let mb_idx = mb_x + mb_y * mb_stride;

        if !mbtype.has_mv_dir(fwd) {
            return ZERO_MV;
        }

        if sstate.has_left && mbinfo[mb_idx - 1].mbtype.has_mv_dir(fwd) {
            pred_mvs[mv_count] = mvi.get_mv(mb_x - 1, mb_y, 0, 0, fwd);
            mv_count += 1;
        }
        if !sstate.has_top {
            return pred_mvs[0];
        }
        if mbinfo[mb_idx - mb_stride].mbtype.has_mv_dir(fwd) {
            pred_mvs[mv_count] = mvi.get_mv(mb_x, mb_y - 1, 0, 0, fwd);
            mv_count += 1;
        }
        if sstate.has_tr {
            if mbinfo[mb_idx - mb_stride + 1].mbtype.has_mv_dir(fwd) {
                pred_mvs[mv_count] = mvi.get_mv(mb_x + 1, mb_y - 1, 0, 0, fwd);
                mv_count += 1;
            }
        } else {
            if sstate.has_tl && mbinfo[mb_idx - mb_stride - 1].mbtype.has_mv_dir(fwd) {
                pred_mvs[mv_count] = mvi.get_mv(mb_x - 1, mb_y - 1, 0, 0, fwd);
                mv_count += 1;
            }
        }

        match mv_count {
            3 => MV::pred(pred_mvs[0], pred_mvs[1], pred_mvs[2]),
            2 => { let sum_mv = pred_mvs[0] + pred_mvs[1]; MV { x: sum_mv.x / 2, y: sum_mv.y / 2 } },
            1 => pred_mvs[0],
            _ => ZERO_MV,
        }
    }
}

fn get_dimension(br: &mut BitReader, tab: &'static [i16]) -> DecoderResult<usize> {
    let t = br.read(3)? as usize;
    if tab[t] > 0 { return Ok(tab[t] as usize); }
    if tab[t] < 0 {
        let idx = (-tab[t] as usize) + (br.read(1)? as usize);
        if tab[idx] != 0 { return Ok(tab[idx] as usize); }
    }
    let mut size: usize = 0;
    loop {
        let t = br.read(8)? as usize;
        size += t << 2;
        if t != 255 { break; }
    }
    Ok(size)
}

impl RV34BitstreamDecoder for RealVideo40BR {
    fn decode_slice_header(&mut self, br: &mut BitReader, old_w: usize, old_h: usize) -> DecoderResult<RV34SliceHeader> {
        if br.read(1)? != 0 { return Err(DecoderError::InvalidData); }
        let ft_idx              = br.read(2)?;
        let ftype = match ft_idx {
                0|1 => FrameType::I,
                2   => FrameType::P,
                _   => FrameType::B,
            };
        let q                   = br.read(5)? as u8;
        if br.read(2)? != 0 { return Err(DecoderError::InvalidData); }
        let set_idx             = br.read(2)? as usize;
        let deblock             = !br.read_bool()?;
        let pts                 = br.read(13)? as u16;
        let w;
        let h;
        if (ftype == FrameType::I) || !br.read_bool()? {
            w = get_dimension(br, &RV40_STANDARD_WIDTHS)?;
            h = get_dimension(br, &RV40_STANDARD_HEIGHTS)?;
        } else {
            w = old_w;
            h = old_h;
        }
        let start               = br.read(get_slice_start_offset_bits(w, h))? as usize;

        self.had_skip_run = false;

        Ok(RV34SliceHeader{ ftype, quant: q, deblock, pts, width: w, height: h, start, end: 0, set_idx })
    }
    fn decode_intra_pred(&mut self, br: &mut BitReader, types: &mut [i8], mut pos: usize, tstride: usize, has_top: bool) -> DecoderResult<()> {
        let start;
        if has_top {
            start = 0;
        } else {
            let code = br.read_cb(&self.aic_top_cb)?;
            types[pos + 0] = (code >> 2) & 2;
            types[pos + 1] = (code >> 1) & 2;
            types[pos + 2] = (code >> 0) & 2;
            types[pos + 3] = (code << 1) & 2;
            pos += tstride;
            start = 1;
        }
        for _ in start..4 {
            let mut x: usize = 0;
            while x < 4 {
                let tr = types[pos + x - tstride + 1];
                let t  = types[pos + x - tstride];
                let l  = types[pos + x - 1];
                let ctx = if x < 3 { ((tr & 0xF) as u16) + (((t as u16) & 0xF) << 4) + (((l as u16) & 0xF) << 8) } else { 0xFFF };
                let res = RV40_AIC_PATTERNS.iter().position(|&x| x == ctx);
                if let Some(idx) = res {
                    let code = br.read_cb(&self.aic_mode2_cb[idx])?;
                    types[pos + x + 0] = code / 9;
                    types[pos + x + 1] = code % 9;
                    x += 2;
                } else {
                    if (t != -1) && (l != -1) {
                        let idx = (t as usize) + (l as usize) * 10;
                        types[pos + x] = br.read_cb(&self.aic_mode1_cb[idx])?;
                    } else {
                        match l {
                            -1 if t < 2 => { types[pos + x] =  (br.read(1)? as i8) ^ 1; },
                             0 | 2      => { types[pos + x] = ((br.read(1)? as i8) ^ 1) << 1; },
                            _           => { types[pos + x] = 0; },
                        };
                    }
                    x += 1;
                }
            }
            pos += tstride;
        }
        Ok(())
    }
    fn decode_inter_mb_hdr(&mut self, br: &mut BitReader, ftype: FrameType, mbtype_ref: MBType) -> DecoderResult<MBInfo> {
        let skip_run = if self.had_skip_run { 0 } else { br.read_code(UintCodeType::Gamma)? as usize };
        if skip_run > 0 {
            self.had_skip_run = true;
            return Ok(MBInfo { mbtype: MBType::MBSkip, skip_run: skip_run - 1, dquant: false })
        }
        self.had_skip_run = false;
        let mut mbtype;
        let idx;
        if ftype == FrameType::P {
            idx = match mbtype_ref {
                    MBType::MBIntra     => 0,
                    MBType::MBIntra16   => 1,
                    MBType::MBP16x16    => 2,
                    MBType::MBP8x8      => 3,
                    MBType::MBP16x8     => 4,
                    MBType::MBP8x16     => 5,
                    MBType::MBP16x16Mix => 6,
                    _                   => unreachable!(),
                };
            mbtype = br.read_cb(&self.ptype_cb[idx])?;
        } else {
            idx = match mbtype_ref {
                    MBType::MBIntra     => 0,
                    MBType::MBIntra16   => 1,
                    MBType::MBForward   => 2,
                    MBType::MBBackward  => 3,
                    MBType::MBBidir     => 4,
                    MBType::MBDirect    => 5,
                    _                   => 0,
                };
            mbtype = br.read_cb(&self.btype_cb[idx])?;
        }
        let dquant = mbtype == MBType::Invalid;
        if dquant {
            mbtype = if ftype == FrameType::P { br.read_cb(&self.ptype_cb[idx])? }
                     else { br.read_cb(&self.btype_cb[idx])? };
        }
        Ok(MBInfo { mbtype, skip_run: 0, dquant })
    }
    fn predict_b_mv(&self, sstate: &SState, mvi: &MVInfo, mbtype: MBType, mvs: &[MV], mbinfo: &[RV34MBInfo]) -> (MV, MV) {
        let mut mv_f = self.predict_b_mv_component(sstate, mvi, mbinfo, mbtype, true);
        let mut mv_b = self.predict_b_mv_component(sstate, mvi, mbinfo, mbtype, false);

        match mbtype {
            MBType::MBForward   => { mv_f += mvs[0]; },
            MBType::MBBackward  => { mv_b += mvs[0]; },
            MBType::MBBidir     => {
                    mv_f += mvs[0];
                    mv_b += mvs[1];
                },
            _ => {},
        };

        (mv_f, mv_b)
    }
    fn quant_dc(&self, is_intra: bool, q: u8) -> u8 { RV40_QUANT_DC[if is_intra { 0 } else { 1 }][q as usize] }
}

struct RealVideo40Decoder {
    bd:         RealVideo40BR,
    info:       NACodecInfoRef,
    dec:        RV34Decoder,
}

impl RealVideo40Decoder {
    fn new() -> Self {
        RealVideo40Decoder{
            bd:         RealVideo40BR::new(),
            info:       NACodecInfoRef::default(),
            dec:        RV34Decoder::new(false, Box::new(RV40DSP::new())),
        }
    }
}

impl NADecoder for RealVideo40Decoder {
    fn init(&mut self, supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> {
        if let NACodecTypeInfo::Video(vinfo) = info.get_properties() {
            let fmt = formats::YUV420_FORMAT;
            let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, fmt));
            self.info = NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()).into_ref();

            let edata = info.get_extradata().unwrap();
            let src: &[u8] = &edata;

            if src.len() < 2 { return Err(DecoderError::InvalidData); }

            self.bd.width  = vinfo.get_width();
            self.bd.height = vinfo.get_height();

            supp.pool_u8.set_dec_bufs(3);
            supp.pool_u8.prealloc_video(NAVideoInfo::new(self.bd.width, self.bd.height, false, fmt), 4)?;

            Ok(())
        } else {
            Err(DecoderError::InvalidData)
        }
    }
    fn decode(&mut self, supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
        let src = pkt.get_buffer();

        let (bufinfo, ftype, ts) = self.dec.parse_frame(supp, src.as_slice(), &mut self.bd)?;

        let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo);
        frm.set_keyframe(ftype == FrameType::I);
        frm.set_frame_type(ftype);
        frm.set_pts(Some(ts));
        Ok(frm.into_ref())
    }
    fn flush(&mut self) {
        self.dec.flush();
    }
}

impl NAOptionHandler for RealVideo40Decoder {
    fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] }
    fn set_options(&mut self, _options: &[NAOption]) { }
    fn query_option_value(&self, _name: &str) -> Option<NAValue> { None }
}

pub fn get_decoder() -> Box<dyn NADecoder + Send> {
    Box::new(RealVideo40Decoder::new())
}

#[cfg(test)]
mod test {
    use nihav_core::codecs::RegisteredDecoders;
    use nihav_core::demuxers::RegisteredDemuxers;
    use nihav_codec_support::test::dec_video::*;
    use crate::realmedia_register_all_decoders;
    use crate::realmedia_register_all_demuxers;
    // samples from a private collection
    #[test]
    fn test_rv40() {
        let mut dmx_reg = RegisteredDemuxers::new();
        realmedia_register_all_demuxers(&mut dmx_reg);
        let mut dec_reg = RegisteredDecoders::new();
        realmedia_register_all_decoders(&mut dec_reg);

        test_decoding("realmedia", "realvideo4", "assets/RV/rv40_weighted_mc.rmvb", Some(1500),
                      &dmx_reg, &dec_reg,ExpectedTestResult::MD5Frames(vec![
                            [0x27cf336a, 0xc1686c50, 0x5304783d, 0x6e77ffa2],
                            [0x91f236c7, 0x3bda2d38, 0x961a0243, 0xda803cf1],
                            [0x4075d7e8, 0xbcd7f85b, 0x1c0dd34b, 0x405d0a5d],
                            [0x642498b7, 0xb57aa202, 0x69ea0d23, 0x1cc0794f],
                            [0x1c1a4df8, 0x7e3fbd7d, 0x7fdeb57f, 0xf5d65179],
                            [0x86a5dcdd, 0xd66caabf, 0xdfe1fc99, 0xb3443375],
                            [0x86846664, 0xbee4268d, 0xc1e017e6, 0xc9d984c8],
                            [0x0ecbe176, 0x81e5aca6, 0xb7bda49c, 0x34007e7b],
                            [0x48c8a90e, 0xed003b8a, 0xc9e7e9a6, 0x54b1eca8],
                            [0x540cbc0b, 0x6d7afaa8, 0xb0951c1f, 0xed22089e],
                            [0x73190f85, 0x9cd72603, 0x1063ca54, 0xd4f82c7f],
                            [0xef6206e8, 0x6affb292, 0xe12b7c9c, 0x37416240],
                            [0x59f61c91, 0x66b2a632, 0x46556395, 0x74fbc1de],
                            [0xd75635ca, 0x60d13826, 0xfa41d914, 0x9cfded0e],
                            [0x7a8c4396, 0x6f3eda39, 0x4238dbaf, 0xa9052803]]));
        test_decoding("realmedia", "realvideo4", "assets/RV/rv40_weighted_mc_2.rmvb", Some(2000),
                      &dmx_reg, &dec_reg,
                      ExpectedTestResult::MD5([0x4224b9d6, 0x32e3ff63, 0x02df9e60, 0xfa0548ee]));
    }
}

const RV40_STANDARD_WIDTHS:  [i16;  8] = [ 160, 172, 240, 320, 352, 640, 704, 0 ];
const RV40_STANDARD_HEIGHTS: [i16; 12] = [ 120, 132, 144, 240, 288, 480, -8, -10, 180, 360, 576, 0 ];

const RV40_QUANT_DC: [[u8; 32]; 2] = [
  [
    0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
   16, 17, 17, 18, 18, 18, 19, 19, 19, 20, 20, 20, 22, 22, 22, 22
  ], [
    0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
   16, 17, 18, 19, 20, 20, 21, 21, 22, 23, 23, 23, 24, 24, 24, 24
  ]
];

const RV40_AIC_PATTERNS: [u16; 20] = [
    0x000, 0x100, 0x200,
    0x011, 0x111, 0x211, 0x511, 0x611,
    0x022, 0x122, 0x222, 0x722,
    0x272, 0x227,
    0x822, 0x282, 0x228,
    0x112, 0x116, 0x221
];

const RV40_AIC_TOP_CODES: [u8; 16] = [
    0x01, 0x05, 0x01, 0x00, 0x03, 0x3D, 0x1D, 0x02,
    0x04, 0x3C, 0x3F, 0x1C, 0x0D, 0x3E, 0x0C, 0x01
];
const RV40_AIC_TOP_BITS: [u8; 16] = [
    1, 4, 5, 5, 5, 7, 6, 5, 4, 7, 7, 6, 5, 7, 5, 3
];

const RV40_AIC_MODE1_CODES_DUMMY: [u8; 1] = [ 0 ];
const RV40_AIC_MODE1_BITS_DUMMY: [u8; 1] = [ 1 ];

const RV40_AIC_MODE1_CODES: [[u8; 9]; 90] = [
  [ 0x01, 0x01, 0x01, 0x11, 0x00, 0x09, 0x03, 0x10, 0x05 ],
  [ 0x09, 0x01, 0x01, 0x05, 0x11, 0x00, 0x03, 0x21, 0x20 ],
  [ 0x01, 0x01, 0x01, 0x11, 0x09, 0x10, 0x05, 0x00, 0x03 ],
  [ 0x01, 0x01, 0x00, 0x03, 0x21, 0x05, 0x09, 0x20, 0x11 ],
  [ 0x01, 0x09, 0x00, 0x29, 0x08, 0x15, 0x03, 0x0B, 0x28 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x01, 0x03, 0x02 ],
  [ 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x01, 0x09, 0x08 ],
  [ 0x01, 0x01, 0x01, 0x09, 0x01, 0x08, 0x00, 0x03, 0x05 ],
  [ 0x01, 0x01, 0x01, 0x00, 0x05, 0x11, 0x09, 0x10, 0x03 ],
  [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ],

  [ 0x01, 0x01, 0x01, 0x05, 0x01, 0x00, 0x03, 0x09, 0x08 ],
  [ 0x09, 0x01, 0x01, 0x05, 0x11, 0x00, 0x03, 0x21, 0x20 ],
  [ 0x01, 0x01, 0x01, 0x0D, 0x05, 0x04, 0x00, 0x07, 0x0C ],
  [ 0x01, 0x01, 0x00, 0x05, 0x11, 0x03, 0x09, 0x21, 0x20 ],
  [ 0x05, 0x01, 0x01, 0x11, 0x00, 0x09, 0x03, 0x21, 0x20 ],
  [ 0x09, 0x01, 0x01, 0x00, 0x05, 0x01, 0x03, 0x11, 0x10 ],
  [ 0x01, 0x01, 0x01, 0x00, 0x01, 0x01, 0x01, 0x03, 0x02 ],
  [ 0x01, 0x01, 0x01, 0x09, 0x00, 0x05, 0x01, 0x03, 0x08 ],
  [ 0x01, 0x01, 0x01, 0x09, 0x11, 0x05, 0x00, 0x10, 0x03 ],
  [ 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ],

  [ 0x01, 0x00, 0x01, 0x09, 0x08, 0x15, 0x14, 0x0B, 0x03 ],
  [ 0x0D, 0x01, 0x01, 0x05, 0x0C, 0x04, 0x01, 0x00, 0x07 ],
  [ 0x01, 0x01, 0x01, 0x05, 0x00, 0x04, 0x03, 0x01, 0x01 ],
  [ 0x05, 0x01, 0x01, 0x04, 0x19, 0x07, 0x18, 0x0D, 0x00 ],
  [ 0x11, 0x09, 0x01, 0x21, 0x05, 0x20, 0x01, 0x00, 0x03 ],
  [ 0x41, 0x01, 0x00, 0x05, 0x40, 0x03, 0x09, 0x21, 0x11 ],
  [ 0x29, 0x01, 0x00, 0x28, 0x09, 0x15, 0x03, 0x08, 0x0B ],
  [ 0x01, 0x00, 0x01, 0x11, 0x09, 0x10, 0x05, 0x01, 0x03 ],
  [ 0x05, 0x01, 0x01, 0x04, 0x0D, 0x0C, 0x07, 0x00, 0x01 ],
  [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ],

  [ 0x01, 0x00, 0x03, 0x05, 0x11, 0x10, 0x25, 0x24, 0x13 ],
  [ 0x21, 0x01, 0x01, 0x00, 0x11, 0x03, 0x05, 0x20, 0x09 ],
  [ 0x01, 0x01, 0x01, 0x00, 0x09, 0x11, 0x10, 0x05, 0x03 ],
  [ 0x21, 0x05, 0x01, 0x01, 0x09, 0x00, 0x11, 0x20, 0x03 ],
  [ 0x05, 0x01, 0x00, 0x04, 0x01, 0x19, 0x07, 0x18, 0x0D ],
  [ 0x11, 0x01, 0x00, 0x01, 0x09, 0x01, 0x03, 0x10, 0x05 ],
  [ 0x1D, 0x01, 0x05, 0x0D, 0x0C, 0x04, 0x00, 0x1C, 0x0F ],
  [ 0x05, 0x19, 0x01, 0x04, 0x00, 0x18, 0x1B, 0x1A, 0x07 ],
  [ 0x09, 0x01, 0x00, 0x01, 0x05, 0x03, 0x11, 0x10, 0x01 ],
  [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ],

  [ 0x01, 0x00, 0x03, 0x41, 0x05, 0x40, 0x09, 0x11, 0x21 ],
  [ 0x05, 0x01, 0x01, 0x19, 0x04, 0x07, 0x00, 0x18, 0x0D ],
  [ 0x01, 0x01, 0x01, 0x05, 0x01, 0x04, 0x01, 0x00, 0x03 ],
  [ 0x01, 0x05, 0x00, 0x0D, 0x01, 0x04, 0x07, 0x19, 0x18 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x02 ],
  [ 0x31, 0x01, 0x05, 0x19, 0x04, 0x07, 0x00, 0x30, 0x0D ],
  [ 0x01, 0x00, 0x03, 0x11, 0x01, 0x05, 0x01, 0x09, 0x10 ],
  [ 0x01, 0x05, 0x01, 0x11, 0x01, 0x10, 0x00, 0x03, 0x09 ],
  [ 0x01, 0x09, 0x00, 0x29, 0x03, 0x08, 0x28, 0x15, 0x0B ],
  [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ],

  [ 0x01, 0x01, 0x00, 0x09, 0x15, 0x03, 0x08, 0x14, 0x0B ],
  [ 0x11, 0x01, 0x01, 0x00, 0x09, 0x01, 0x03, 0x10, 0x05 ],
  [ 0x01, 0x00, 0x03, 0x25, 0x11, 0x05, 0x10, 0x24, 0x13 ],
  [ 0x11, 0x01, 0x00, 0x01, 0x09, 0x01, 0x05, 0x10, 0x03 ],
  [ 0x05, 0x01, 0x00, 0x0D, 0x0C, 0x04, 0x0F, 0x1D, 0x1C ],
  [ 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x01, 0x03, 0x02 ],
  [ 0x21, 0x01, 0x05, 0x09, 0x11, 0x00, 0x03, 0x41, 0x40 ],
  [ 0x05, 0x01, 0x00, 0x1D, 0x1C, 0x0D, 0x0C, 0x0F, 0x04 ],
  [ 0x05, 0x01, 0x00, 0x0D, 0x31, 0x04, 0x19, 0x30, 0x07 ],
  [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ],

  [ 0x01, 0x01, 0x00, 0x21, 0x05, 0x11, 0x03, 0x09, 0x20 ],
  [ 0x01, 0x01, 0x00, 0x11, 0x03, 0x05, 0x01, 0x09, 0x10 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x02 ],
  [ 0x05, 0x01, 0x04, 0x19, 0x07, 0x0D, 0x00, 0x31, 0x30 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x02 ],
  [ 0x05, 0x01, 0x01, 0x11, 0x09, 0x00, 0x03, 0x21, 0x20 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x02 ],
  [ 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x01, 0x01, 0x02 ],
  [ 0x09, 0x01, 0x00, 0x29, 0x08, 0x15, 0x03, 0x28, 0x0B ],
  [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ],

  [ 0x01, 0x01, 0x01, 0x05, 0x01, 0x04, 0x00, 0x01, 0x03 ],
  [ 0x09, 0x01, 0x00, 0x29, 0x28, 0x15, 0x08, 0x03, 0x0B ],
  [ 0x01, 0x00, 0x01, 0x11, 0x05, 0x10, 0x09, 0x01, 0x03 ],
  [ 0x05, 0x04, 0x01, 0x1D, 0x0D, 0x0C, 0x1C, 0x00, 0x0F ],
  [ 0x09, 0x11, 0x01, 0x41, 0x00, 0x40, 0x05, 0x03, 0x21 ],
  [ 0x0D, 0x05, 0x01, 0x1D, 0x1C, 0x0C, 0x04, 0x00, 0x0F ],
  [ 0x41, 0x09, 0x01, 0x40, 0x00, 0x11, 0x05, 0x03, 0x21 ],
  [ 0x01, 0x01, 0x01, 0x05, 0x01, 0x04, 0x00, 0x01, 0x03 ],
  [ 0x05, 0x04, 0x01, 0x0D, 0x01, 0x0C, 0x07, 0x01, 0x00 ],
  [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ],

  [ 0x05, 0x04, 0x01, 0x07, 0x19, 0x31, 0x30, 0x0D, 0x00 ],
  [ 0x21, 0x01, 0x01, 0x00, 0x11, 0x09, 0x20, 0x05, 0x03 ],
  [ 0x05, 0x01, 0x01, 0x04, 0x07, 0x0D, 0x0C, 0x00, 0x01 ],
  [ 0x21, 0x09, 0x01, 0x00, 0x20, 0x05, 0x23, 0x22, 0x03 ],
  [ 0x31, 0x0D, 0x01, 0x19, 0x05, 0x30, 0x04, 0x07, 0x00 ],
  [ 0x31, 0x05, 0x01, 0x04, 0x19, 0x00, 0x0D, 0x30, 0x07 ],
  [ 0x31, 0x01, 0x00, 0x0D, 0x05, 0x19, 0x04, 0x30, 0x07 ],
  [ 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x02, 0x01, 0x01 ],
  [ 0x01, 0x00, 0x01, 0x01, 0x05, 0x09, 0x08, 0x03, 0x01 ],
  [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ],
];
static RV40_AIC_MODE1_BITS: [[u8; 9]; 90] = [
  [  1,  4,  2,  7,  4,  6,  4,  7,  5 ],
  [  5,  1,  3,  4,  6,  3,  3,  7,  7 ],
  [  1,  4,  2,  7,  6,  7,  5,  4,  4 ],
  [  1,  3,  3,  3,  7,  4,  5,  7,  6 ],
  [  2,  4,  2,  6,  4,  5,  2,  4,  6 ],
  [  7,  2,  3,  4,  7,  1,  5,  7,  7 ],
  [  5,  1,  3,  6,  5,  5,  2,  7,  7 ],
  [  2,  5,  1,  7,  3,  7,  5,  5,  6 ],
  [  2,  4,  1,  4,  5,  7,  6,  7,  4 ],
  [  0,  0,  0,  0,  0,  0,  0,  0,  0 ],

  [  2,  1,  3,  6,  5,  5,  5,  7,  7 ],
  [  5,  1,  3,  4,  6,  3,  3,  7,  7 ],
  [  4,  1,  2,  6,  5,  5,  4,  5,  6 ],
  [  3,  1,  3,  4,  6,  3,  5,  7,  7 ],
  [  4,  1,  3,  6,  3,  5,  3,  7,  7 ],
  [  6,  1,  4,  4,  5,  2,  4,  7,  7 ],
  [  7,  1,  5,  7,  4,  3,  2,  7,  7 ],
  [  5,  3,  2,  7,  5,  6,  1,  5,  7 ],
  [  4,  1,  2,  6,  7,  5,  4,  7,  4 ],
  [  1,  0,  1,  0,  0,  0,  0,  0,  0 ],

  [  3,  3,  1,  5,  5,  6,  6,  5,  3 ],
  [  6,  2,  1,  5,  6,  5,  4,  4,  5 ],
  [  6,  4,  1,  7,  6,  7,  6,  3,  2 ],
  [  4,  3,  1,  4,  6,  4,  6,  5,  3 ],
  [  6,  5,  1,  7,  4,  7,  3,  3,  3 ],
  [  7,  2,  2,  3,  7,  2,  4,  6,  5 ],
  [  6,  2,  2,  6,  4,  5,  2,  4,  4 ],
  [  4,  4,  1,  7,  6,  7,  5,  2,  4 ],
  [  5,  4,  1,  5,  6,  6,  5,  4,  2 ],
  [  0,  0,  0,  0,  0,  0,  0,  0,  0 ],

  [  2,  2,  2,  3,  5,  5,  6,  6,  5 ],
  [  7,  1,  3,  3,  6,  3,  4,  7,  5 ],
  [  2,  4,  1,  4,  6,  7,  7,  5,  4 ],
  [  7,  4,  3,  1,  5,  3,  6,  7,  3 ],
  [  4,  3,  3,  4,  1,  6,  4,  6,  5 ],
  [  7,  4,  4,  2,  6,  1,  4,  7,  5 ],
  [  5,  2,  3,  4,  4,  3,  2,  5,  4 ],
  [  3,  5,  2,  3,  2,  5,  5,  5,  3 ],
  [  6,  4,  4,  2,  5,  4,  7,  7,  1 ],
  [  0,  0,  0,  0,  0,  0,  0,  0,  0 ],

  [  2,  2,  2,  7,  3,  7,  4,  5,  6 ],
  [  4,  1,  3,  6,  4,  4,  3,  6,  5 ],
  [  2,  4,  1,  7,  3,  7,  6,  6,  6 ],
  [  3,  4,  3,  5,  1,  4,  4,  6,  6 ],
  [  4,  5,  2,  7,  1,  7,  3,  7,  7 ],
  [  6,  2,  3,  5,  3,  3,  2,  6,  4 ],
  [  4,  4,  4,  7,  2,  5,  1,  6,  7 ],
  [  4,  5,  2,  7,  1,  7,  4,  4,  6 ],
  [  2,  4,  2,  6,  2,  4,  6,  5,  4 ],
  [  0,  0,  0,  0,  0,  0,  0,  0,  0 ],

  [  1,  3,  3,  5,  6,  3,  5,  6,  5 ],
  [  7,  1,  4,  4,  6,  2,  4,  7,  5 ],
  [  2,  2,  2,  6,  5,  3,  5,  6,  5 ],
  [  7,  4,  4,  2,  6,  1,  5,  7,  4 ],
  [  3,  2,  2,  4,  4,  3,  4,  5,  5 ],
  [  7,  2,  5,  3,  7,  1,  4,  7,  7 ],
  [  6,  2,  3,  4,  5,  2,  2,  7,  7 ],
  [  3,  2,  2,  5,  5,  4,  4,  4,  3 ],
  [  3,  2,  2,  4,  6,  3,  5,  6,  3 ],
  [  0,  0,  0,  0,  0,  0,  0,  0,  0 ],

  [  1,  3,  3,  7,  4,  6,  3,  5,  7 ],
  [  4,  1,  4,  7,  4,  5,  2,  6,  7 ],
  [  2,  4,  1,  7,  5,  7,  3,  7,  7 ],
  [  3,  2,  3,  5,  3,  4,  2,  6,  6 ],
  [  3,  5,  4,  7,  2,  7,  1,  7,  7 ],
  [  4,  1,  3,  6,  5,  3,  3,  7,  7 ],
  [  4,  2,  5,  7,  3,  7,  1,  7,  7 ],
  [  7,  4,  1,  7,  3,  7,  2,  5,  7 ],
  [  4,  2,  2,  6,  4,  5,  2,  6,  4 ],
  [  0,  0,  0,  0,  0,  0,  0,  0,  0 ],

  [  3,  4,  1,  7,  6,  7,  6,  2,  6 ],
  [  4,  2,  2,  6,  6,  5,  4,  2,  4 ],
  [  4,  4,  1,  7,  5,  7,  6,  2,  4 ],
  [  3,  3,  2,  5,  4,  4,  5,  2,  4 ],
  [  4,  5,  2,  7,  2,  7,  3,  2,  6 ],
  [  4,  3,  2,  5,  5,  4,  3,  2,  4 ],
  [  7,  4,  2,  7,  2,  5,  3,  2,  6 ],
  [  4,  6,  2,  7,  3,  7,  6,  1,  6 ],
  [  5,  5,  1,  6,  4,  6,  5,  2,  4 ],
  [  0,  0,  0,  0,  0,  0,  0,  0,  0 ],

  [  3,  3,  2,  3,  5,  6,  6,  4,  2 ],
  [  7,  1,  3,  3,  6,  5,  7,  4,  3 ],
  [  5,  4,  1,  5,  5,  6,  6,  4,  2 ],
  [  6,  4,  2,  2,  6,  3,  6,  6,  2 ],
  [  6,  4,  2,  5,  3,  6,  3,  3,  2 ],
  [  6,  3,  2,  3,  5,  2,  4,  6,  3 ],
  [  6,  2,  2,  4,  3,  5,  3,  6,  3 ],
  [  7,  5,  1,  7,  4,  7,  7,  3,  2 ],
  [  5,  5,  2,  3,  6,  7,  7,  5,  1 ],
  [  0,  0,  0,  0,  0,  0,  0,  0,  0 ],
];

const RV40_AIC_MODE2_CODES: [[u16; 81]; 20] = [
  [
    0x0001, 0x0001, 0x0005, 0x01F5, 0x0011, 0x0049, 0x0000, 0x0048, 0x004B,
    0x0035, 0x0003, 0x0034, 0x03C9, 0x01F4, 0x00C9, 0x004A, 0x0FD9, 0x03C8,
    0x0010, 0x0037, 0x0001, 0x00C8, 0x0075, 0x01F7, 0x00CB, 0x0074, 0x0002,
    0x01F6, 0x00CA, 0x01F1, 0x01F0, 0x1F81, 0x07F9, 0x1F80, 0x1F83, 0x07F8,
    0x0077, 0x00F5, 0x0036, 0x07FB, 0x0076, 0x1F82, 0x00F4, 0x00F7, 0x07FA,
    0x0071, 0x00F6, 0x03CB, 0x03CA, 0x0FD8, 0x00F1, 0x03F5, 0x1F8D, 0x07E5,
    0x0013, 0x0031, 0x00F0, 0x0FDB, 0x00F3, 0x07E4, 0x0030, 0x01F3, 0x07E7,
    0x03F4, 0x07E6, 0x0070, 0x3F19, 0x01F2, 0x3F18, 0x0FDA, 0x0033, 0x07E1,
    0x01FD, 0x01FC, 0x0073, 0x01FF, 0x0FC5, 0x0FC4, 0x0FC7, 0x03F7, 0x0072,
  ], [
    0x0005, 0x0005, 0x0005, 0x0079, 0x0005, 0x000D, 0x001D, 0x0078, 0x0069,
    0x0004, 0x0001, 0x0007, 0x0068, 0x001C, 0x001F, 0x0004, 0x006B, 0x000C,
    0x0004, 0x001E, 0x0006, 0x006A, 0x0015, 0x000F, 0x0014, 0x0017, 0x0007,
    0x0016, 0x000E, 0x0011, 0x0009, 0x00D1, 0x00D0, 0x0181, 0x00D3, 0x007B,
    0x0010, 0x0013, 0x0004, 0x00D2, 0x0007, 0x0319, 0x0008, 0x007A, 0x00DD,
    0x0019, 0x0006, 0x000B, 0x0065, 0x00DC, 0x0012, 0x0064, 0x0180, 0x00DF,
    0x0006, 0x0018, 0x0001, 0x00DE, 0x001D, 0x00D9, 0x001B, 0x0067, 0x000A,
    0x00D8, 0x00DB, 0x001C, 0x0318, 0x00DA, 0x0635, 0x0183, 0x0000, 0x00C5,
    0x0066, 0x0061, 0x0035, 0x00C4, 0x0182, 0x0634, 0x031B, 0x00C7, 0x001F,
  ], [
    0x0005, 0x0001, 0x001D, 0x01C1, 0x0035, 0x00F1, 0x006D, 0x00F0, 0x0049,
    0x0000, 0x0004, 0x0003, 0x00F3, 0x0048, 0x0034, 0x006C, 0x01C0, 0x01C3,
    0x0007, 0x0006, 0x0001, 0x006F, 0x0002, 0x004B, 0x006E, 0x001C, 0x0005,
    0x0069, 0x0068, 0x006B, 0x0037, 0x01C2, 0x00F2, 0x0395, 0x01CD, 0x00FD,
    0x006A, 0x0036, 0x0015, 0x01CC, 0x0014, 0x0394, 0x004A, 0x00FC, 0x00FF,
    0x0017, 0x0031, 0x00FE, 0x01CF, 0x0397, 0x00F9, 0x01CE, 0x0725, 0x0396,
    0x0016, 0x0030, 0x0075, 0x0724, 0x00F8, 0x0727, 0x0033, 0x0391, 0x0390,
    0x0011, 0x0032, 0x001F, 0x00FB, 0x0074, 0x0726, 0x00FA, 0x001E, 0x0077,
    0x0019, 0x0018, 0x0004, 0x0010, 0x003D, 0x0076, 0x0071, 0x0013, 0x0001,
  ], [
    0x000D, 0x0019, 0x0011, 0x0015, 0x0061, 0x0019, 0x0014, 0x01AD, 0x0060,
    0x0018, 0x0001, 0x0005, 0x001B, 0x0010, 0x0019, 0x0005, 0x0017, 0x0018,
    0x0016, 0x0004, 0x0004, 0x0013, 0x000C, 0x0012, 0x001A, 0x0018, 0x0005,
    0x000F, 0x001B, 0x0004, 0x001D, 0x0011, 0x001C, 0x0010, 0x000E, 0x001B,
    0x0013, 0x001F, 0x001A, 0x0029, 0x0005, 0x0063, 0x001E, 0x0009, 0x0062,
    0x0008, 0x0007, 0x0007, 0x0019, 0x0004, 0x001A, 0x0018, 0x006D, 0x0007,
    0x001B, 0x0007, 0x001A, 0x006C, 0x0006, 0x0012, 0x0005, 0x006F, 0x000B,
    0x006E, 0x0069, 0x001D, 0x0359, 0x0028, 0x002B, 0x002A, 0x001C, 0x00D5,
    0x0358, 0x001F, 0x0001, 0x001E, 0x0068, 0x00D4, 0x00D7, 0x0019, 0x0000,
  ], [
    0x00B9, 0x0061, 0x0060, 0x00B8, 0x02B5, 0x01AD, 0x00BB, 0x0AF5, 0x0151,
    0x0001, 0x0001, 0x0005, 0x0000, 0x0003, 0x0005, 0x0004, 0x0063, 0x0025,
    0x00BA, 0x0004, 0x0007, 0x0062, 0x00A5, 0x0024, 0x006D, 0x0002, 0x006C,
    0x02B4, 0x000D, 0x006F, 0x0027, 0x00A4, 0x0026, 0x01AC, 0x0150, 0x01AF,
    0x01AE, 0x0021, 0x006E, 0x02B7, 0x0020, 0x0153, 0x0023, 0x00A7, 0x0152,
    0x00A6, 0x0006, 0x000C, 0x0022, 0x01A9, 0x0019, 0x002D, 0x02B6, 0x01A8,
    0x000F, 0x0007, 0x000E, 0x00A1, 0x0069, 0x002C, 0x0001, 0x01AB, 0x00A0,
    0x02B1, 0x00A3, 0x002F, 0x0AF4, 0x02B0, 0x0AF7, 0x02B3, 0x0068, 0x015D,
    0x0AF6, 0x01AA, 0x0055, 0x015C, 0x02B2, 0x0579, 0x0578, 0x015F, 0x00A2,
  ], [
    0x0905, 0x013D, 0x013C, 0x0904, 0x121D, 0x049D, 0x049C, 0x243D, 0x0907,
    0x00ED, 0x0001, 0x0015, 0x0041, 0x013F, 0x0031, 0x0014, 0x025D, 0x025C,
    0x013E, 0x000D, 0x0000, 0x0040, 0x0139, 0x0043, 0x0030, 0x0017, 0x0033,
    0x0906, 0x0032, 0x0042, 0x00EC, 0x025F, 0x00EF, 0x025E, 0x049F, 0x0138,
    0x0901, 0x013B, 0x0259, 0x121C, 0x049E, 0x0900, 0x0258, 0x243C, 0x121F,
    0x0903, 0x003D, 0x00EE, 0x025B, 0x025A, 0x004D, 0x013A, 0x0902, 0x0245,
    0x00E9, 0x0016, 0x00E8, 0x0499, 0x0125, 0x0244, 0x004C, 0x0498, 0x090D,
    0x00EB, 0x003C, 0x0011, 0x049B, 0x049A, 0x0485, 0x00EA, 0x003F, 0x0124,
    0x090C, 0x003E, 0x0039, 0x0095, 0x0247, 0x0246, 0x0484, 0x0094, 0x0038,
  ], [
    0x0F09, 0x00CD, 0x01FD, 0x0791, 0x1E6D, 0x0790, 0x03D9, 0x3CD1, 0x3CD0,
    0x0075, 0x0001, 0x0001, 0x0035, 0x00CC, 0x0011, 0x0000, 0x03D8, 0x01FC,
    0x03DB, 0x0010, 0x0003, 0x00CF, 0x03DA, 0x00CE, 0x0074, 0x0034, 0x0077,
    0x0793, 0x0013, 0x0076, 0x0071, 0x03C5, 0x0070, 0x01FF, 0x0792, 0x01FE,
    0x01F9, 0x0037, 0x00C9, 0x0F08, 0x01F8, 0x03C4, 0x00C8, 0x0F0B, 0x079D,
    0x03C7, 0x0001, 0x0012, 0x0073, 0x00CB, 0x0005, 0x0036, 0x03C6, 0x0072,
    0x007D, 0x0002, 0x00CA, 0x079C, 0x01FB, 0x00F5, 0x0031, 0x079F, 0x0F0A,
    0x0F35, 0x079E, 0x01FA, 0x1E6C, 0x1E6F, 0x3CD3, 0x0799, 0x03C1, 0x1E6E,
    0x3CD2, 0x0030, 0x00F4, 0x007C, 0x03C0, 0x03C3, 0x0798, 0x01E5, 0x00F7,
  ], [
    0x01A5, 0x0001, 0x001D, 0x0021, 0x00A1, 0x000D, 0x0061, 0x06B9, 0x00A0,
    0x0060, 0x0001, 0x0005, 0x000C, 0x0020, 0x001C, 0x0004, 0x01A4, 0x01A7,
    0x00A3, 0x001F, 0x001E, 0x0023, 0x0022, 0x002D, 0x002C, 0x0063, 0x0062,
    0x1A81, 0x01A6, 0x01A1, 0x06B8, 0x06BB, 0x00A2, 0x06BA, 0x0D59, 0x06A5,
    0x01A0, 0x000F, 0x006D, 0x06A4, 0x002F, 0x00AD, 0x006C, 0x06A7, 0x00AC,
    0x0D58, 0x000E, 0x01A3, 0x00AF, 0x00AE, 0x006F, 0x01A2, 0x0D5B, 0x00A9,
    0x0019, 0x0001, 0x0009, 0x00A8, 0x006E, 0x002E, 0x0000, 0x01AD, 0x00AB,
    0x00AA, 0x0355, 0x0029, 0x1A80, 0x1A83, 0x1A82, 0x0354, 0x01AC, 0x0D5A,
    0x1A8D, 0x01AF, 0x0357, 0x0D45, 0x0D44, 0x0D47, 0x1A8C, 0x06A6, 0x06A1,
  ], [
    0x0001, 0x0011, 0x0005, 0x0775, 0x00F9, 0x00F8, 0x0031, 0x0030, 0x0049,
    0x00FB, 0x0010, 0x0033, 0x0EC9, 0x038D, 0x038C, 0x00FA, 0x038F, 0x0774,
    0x0048, 0x0032, 0x0000, 0x01D5, 0x00E5, 0x038E, 0x00E4, 0x0013, 0x000D,
    0x0389, 0x0777, 0x0388, 0x038B, 0x1DF9, 0x0EC8, 0x3BC9, 0x1DF8, 0x038A,
    0x03B5, 0x0776, 0x00E7, 0x3BC8, 0x01D4, 0x3BCB, 0x0ECB, 0x0771, 0x0ECA,
    0x01D7, 0x03B4, 0x01D6, 0x1DFB, 0x0EF5, 0x0770, 0x0EF4, 0x3BCA, 0x0773,
    0x00E6, 0x03B7, 0x004B, 0x1DFA, 0x03B6, 0x0EF7, 0x00E1, 0x0EF6, 0x0EF1,
    0x03B1, 0x01D1, 0x003D, 0x0EF0, 0x0772, 0x077D, 0x077C, 0x003C, 0x01D0,
    0x03B0, 0x01D3, 0x003F, 0x03B3, 0x01D2, 0x0EF3, 0x077F, 0x00E0, 0x004A,
  ], [
    0x0015, 0x0049, 0x0014, 0x07D1, 0x03FD, 0x03FC, 0x01C1, 0x01C0, 0x00F1,
    0x0017, 0x0001, 0x0001, 0x01C3, 0x0048, 0x004B, 0x0016, 0x0031, 0x01C2,
    0x004A, 0x0011, 0x0000, 0x01CD, 0x00F0, 0x01CC, 0x0075, 0x0010, 0x000D,
    0x03FF, 0x01CF, 0x01CE, 0x07D0, 0x0F81, 0x07D3, 0x1F1D, 0x0F80, 0x07D2,
    0x01C9, 0x03FE, 0x0074, 0x07DD, 0x00F3, 0x1F1C, 0x07DC, 0x03F9, 0x07DF,
    0x00F2, 0x00FD, 0x0077, 0x07DE, 0x07D9, 0x01C8, 0x07D8, 0x0F83, 0x03F8,
    0x0030, 0x0076, 0x0013, 0x0F82, 0x00FC, 0x03FB, 0x0033, 0x03FA, 0x03E5,
    0x03E4, 0x01CB, 0x0032, 0x1F1F, 0x03E7, 0x07DB, 0x07DA, 0x003D, 0x01CA,
    0x07C5, 0x03E6, 0x0071, 0x0F8D, 0x07C4, 0x1F1E, 0x0F8C, 0x03E1, 0x01F5,
  ], [
    0x0019, 0x0065, 0x0018, 0x0351, 0x0350, 0x0353, 0x0021, 0x0020, 0x0064,
    0x001D, 0x0005, 0x0005, 0x01A5, 0x0023, 0x0067, 0x0005, 0x0066, 0x0022,
    0x001B, 0x0004, 0x0001, 0x0004, 0x001C, 0x0061, 0x001A, 0x0005, 0x0004,
    0x0007, 0x002D, 0x0006, 0x002C, 0x01A4, 0x002F, 0x0352, 0x035D, 0x0060,
    0x0001, 0x002E, 0x001F, 0x035C, 0x0000, 0x06B1, 0x01A7, 0x0029, 0x01A6,
    0x0028, 0x0063, 0x0062, 0x035F, 0x01A1, 0x002B, 0x06B0, 0x06B3, 0x01A0,
    0x0003, 0x006D, 0x001E, 0x035E, 0x006C, 0x06B2, 0x0002, 0x01A3, 0x01A2,
    0x000D, 0x0005, 0x0007, 0x01AD, 0x006F, 0x002A, 0x006E, 0x0004, 0x0004,
    0x000C, 0x0007, 0x0006, 0x000F, 0x000E, 0x00D5, 0x0009, 0x0006, 0x0007,
  ], [
    0x0065, 0x0181, 0x0064, 0x36C9, 0x06D5, 0x0DB5, 0x0379, 0x0180, 0x0183,
    0x00D5, 0x001D, 0x001C, 0x0DB4, 0x0182, 0x0378, 0x00D4, 0x00D7, 0x06D4,
    0x0067, 0x001F, 0x0001, 0x00D6, 0x00D1, 0x018D, 0x0066, 0x0001, 0x0000,
    0x037B, 0x06D7, 0x037A, 0x0DB7, 0x36C8, 0x06D6, 0x0DB6, 0x1B79, 0x0DB1,
    0x018C, 0x0365, 0x00D0, 0x1B78, 0x00D3, 0x1B7B, 0x0364, 0x06D1, 0x06D0,
    0x018F, 0x018E, 0x00D2, 0x36CB, 0x0367, 0x0366, 0x06D3, 0x0DB0, 0x06D2,
    0x0361, 0x06DD, 0x0189, 0x36CA, 0x0360, 0x36F5, 0x0188, 0x0DB3, 0x36F4,
    0x0009, 0x0008, 0x0005, 0x06DC, 0x00DD, 0x018B, 0x00DC, 0x0004, 0x000B,
    0x018A, 0x0061, 0x0003, 0x0363, 0x00DF, 0x06DF, 0x0362, 0x000A, 0x001E,
  ], [
    0x001D, 0x0061, 0x000D, 0x0D55, 0x06B9, 0x06B8, 0x01A5, 0x0021, 0x0020,
    0x0023, 0x000C, 0x0060, 0x0D54, 0x00AD, 0x00AC, 0x0022, 0x00AF, 0x06BB,
    0x000F, 0x001C, 0x0001, 0x002D, 0x0063, 0x01A4, 0x000E, 0x0001, 0x0005,
    0x01A7, 0x06BA, 0x01A6, 0x06A5, 0x0D57, 0x0D56, 0x1ABD, 0x0D51, 0x00AE,
    0x002C, 0x00A9, 0x002F, 0x0D50, 0x01A1, 0x1ABC, 0x06A4, 0x06A7, 0x06A6,
    0x00A8, 0x06A1, 0x01A0, 0x1ABF, 0x0D53, 0x06A0, 0x0D52, 0x1ABE, 0x06A3,
    0x0062, 0x002E, 0x0009, 0x0D5D, 0x01A3, 0x0D5C, 0x006D, 0x00AB, 0x06A2,
    0x006C, 0x001F, 0x0001, 0x06AD, 0x0029, 0x01A2, 0x0028, 0x0004, 0x001E,
    0x01AD, 0x006F, 0x0000, 0x01AC, 0x01AF, 0x06AC, 0x00AA, 0x006E, 0x0019,
  ], [
    0x0019, 0x007D, 0x0018, 0x01B5, 0x000D, 0x01B4, 0x007C, 0x007F, 0x01B7,
    0x000C, 0x001B, 0x001A, 0x01B6, 0x000F, 0x00D5, 0x0019, 0x007E, 0x00D4,
    0x0018, 0x001B, 0x0001, 0x000E, 0x0011, 0x0009, 0x0005, 0x0005, 0x0005,
    0x00D7, 0x01B1, 0x0008, 0x01B0, 0x0079, 0x06FD, 0x0371, 0x0370, 0x00D6,
    0x0078, 0x01B3, 0x0010, 0x0373, 0x0013, 0x06FC, 0x007B, 0x007A, 0x00D1,
    0x00D0, 0x00D3, 0x0065, 0x0372, 0x06FF, 0x0064, 0x06FE, 0x037D, 0x00D2,
    0x00DD, 0x0067, 0x0004, 0x037C, 0x0012, 0x01B2, 0x0007, 0x0066, 0x01BD,
    0x0006, 0x0061, 0x0004, 0x01BC, 0x001A, 0x0060, 0x001D, 0x0004, 0x001C,
    0x0063, 0x0001, 0x0007, 0x000B, 0x0000, 0x0062, 0x000A, 0x0005, 0x0007,
  ], [
    0x0069, 0x0045, 0x0068, 0x04BD, 0x0255, 0x04BC, 0x00E5, 0x00E4, 0x0031,
    0x0030, 0x0019, 0x0001, 0x0121, 0x00E7, 0x00E6, 0x0033, 0x00E1, 0x00E0,
    0x006B, 0x0018, 0x0001, 0x0044, 0x0032, 0x0047, 0x006A, 0x001B, 0x0005,
    0x003D, 0x0046, 0x0015, 0x0041, 0x0120, 0x0123, 0x04BF, 0x0122, 0x0040,
    0x003C, 0x00E3, 0x0014, 0x0254, 0x0043, 0x0975, 0x012D, 0x00E2, 0x00ED,
    0x0042, 0x00EC, 0x004D, 0x0257, 0x0256, 0x0251, 0x04BE, 0x0974, 0x0250,
    0x00EF, 0x00EE, 0x004C, 0x04B9, 0x012C, 0x04B8, 0x004F, 0x04BB, 0x0253,
    0x003F, 0x0017, 0x0001, 0x0252, 0x00E9, 0x00E8, 0x00EB, 0x0000, 0x0003,
    0x0016, 0x0002, 0x0004, 0x004E, 0x003E, 0x00EA, 0x0049, 0x000D, 0x0007,
  ], [
    0x000D, 0x01BD, 0x000C, 0x0D31, 0x0D30, 0x0D33, 0x0359, 0x0358, 0x002D,
    0x0065, 0x001D, 0x001C, 0x0D32, 0x035B, 0x035A, 0x002C, 0x01BC, 0x0345,
    0x000F, 0x001F, 0x0001, 0x002F, 0x0064, 0x01BF, 0x0067, 0x0001, 0x0005,
    0x0066, 0x002E, 0x0061, 0x0029, 0x0695, 0x0694, 0x0697, 0x0696, 0x0060,
    0x01BE, 0x0D3D, 0x0028, 0x1A49, 0x0344, 0x1A48, 0x1A4B, 0x0D3C, 0x0691,
    0x002B, 0x01B9, 0x002A, 0x0D3F, 0x0690, 0x0347, 0x0D3E, 0x1A4A, 0x0346,
    0x00D5, 0x0341, 0x0063, 0x0D39, 0x0340, 0x0D38, 0x01B8, 0x0D3B, 0x0D3A,
    0x00D4, 0x0062, 0x0000, 0x0693, 0x01BB, 0x0343, 0x0342, 0x001E, 0x000E,
    0x006D, 0x0009, 0x0001, 0x006C, 0x00D7, 0x034D, 0x01BA, 0x0008, 0x0004,
  ], [
    0x0075, 0x00CD, 0x0035, 0x03C1, 0x03C0, 0x07F9, 0x03C3, 0x1F8D, 0x00CC,
    0x0074, 0x0011, 0x0010, 0x03C2, 0x0FD9, 0x01F1, 0x00CF, 0x03CD, 0x00CE,
    0x0034, 0x0001, 0x0001, 0x0037, 0x00C9, 0x00C8, 0x0036, 0x0000, 0x0001,
    0x0FD8, 0x03CC, 0x00CB, 0x01F0, 0x07F8, 0x03CF, 0x07FB, 0x07FA, 0x00CA,
    0x01F3, 0x03CE, 0x00F5, 0x0FDB, 0x00F4, 0x07E5, 0x07E4, 0x07E7, 0x01F2,
    0x07E6, 0x03C9, 0x01FD, 0x0FDA, 0x1F8C, 0x07E1, 0x1F8F, 0x1F8E, 0x03C8,
    0x03CB, 0x0077, 0x0076, 0x0FC5, 0x03CA, 0x07E0, 0x00F7, 0x0FC4, 0x03F5,
    0x00F6, 0x01FC, 0x0003, 0x03F4, 0x0071, 0x03F7, 0x00F1, 0x0013, 0x0031,
    0x0030, 0x0070, 0x0005, 0x0012, 0x0073, 0x01FF, 0x0072, 0x007D, 0x0002,
  ], [
    0x0061, 0x0055, 0x0060, 0x02C9, 0x02C8, 0x02CB, 0x0171, 0x00B5, 0x0054,
    0x0001, 0x0001, 0x0001, 0x0057, 0x0001, 0x0063, 0x001D, 0x0062, 0x0039,
    0x006D, 0x0000, 0x0005, 0x0038, 0x0056, 0x00B4, 0x006C, 0x0003, 0x001C,
    0x006F, 0x003B, 0x0002, 0x003A, 0x0170, 0x00B7, 0x0173, 0x0051, 0x006E,
    0x0025, 0x0050, 0x0069, 0x02CA, 0x0024, 0x0027, 0x0172, 0x00B6, 0x00B1,
    0x000D, 0x000C, 0x001F, 0x017D, 0x0026, 0x0068, 0x0053, 0x017C, 0x006B,
    0x001E, 0x000F, 0x0004, 0x017F, 0x006A, 0x02F5, 0x0019, 0x0021, 0x0052,
    0x02F4, 0x02F7, 0x0020, 0x0BCD, 0x05E5, 0x05E4, 0x0BCC, 0x0023, 0x00B0,
    0x02F6, 0x00B3, 0x0022, 0x02F1, 0x02F0, 0x0BCF, 0x0BCE, 0x017E, 0x005D,
  ], [
    0x00BD, 0x0025, 0x01A1, 0x0159, 0x0299, 0x00BC, 0x0024, 0x0505, 0x0504,
    0x01A0, 0x0001, 0x001D, 0x006D, 0x001C, 0x0001, 0x0005, 0x0027, 0x01A3,
    0x0158, 0x001F, 0x001E, 0x01A2, 0x0026, 0x0021, 0x000D, 0x0020, 0x0023,
    0x0298, 0x006C, 0x0022, 0x00BF, 0x00BE, 0x01AD, 0x002D, 0x029B, 0x00B9,
    0x01AC, 0x00B8, 0x01AF, 0x029A, 0x006F, 0x015B, 0x006E, 0x0285, 0x0284,
    0x01AE, 0x0019, 0x002C, 0x01A9, 0x01A8, 0x000C, 0x000F, 0x015A, 0x00BB,
    0x000E, 0x0000, 0x0069, 0x01AB, 0x0018, 0x01AA, 0x0004, 0x0055, 0x00BA,
    0x0507, 0x0145, 0x0054, 0x0506, 0x00A5, 0x0501, 0x00A4, 0x0057, 0x0500,
    0x0A05, 0x0144, 0x00A7, 0x0287, 0x0286, 0x0503, 0x0147, 0x0A04, 0x0146,
  ], [
    0x0759, 0x0041, 0x00E5, 0x03BD, 0x0E9D, 0x012D, 0x012C, 0x3A1D, 0x03BC,
    0x012F, 0x000D, 0x0040, 0x00E4, 0x03BF, 0x0043, 0x0042, 0x0758, 0x03BE,
    0x00E7, 0x0001, 0x0000, 0x003D, 0x00E6, 0x0015, 0x0014, 0x0017, 0x003C,
    0x743D, 0x012E, 0x03B9, 0x03B8, 0x0E9C, 0x03BB, 0x075B, 0x3A1C, 0x0E9F,
    0x0129, 0x00E1, 0x0128, 0x0E9E, 0x012B, 0x075A, 0x00E0, 0x0E99, 0x0745,
    0x3A1F, 0x03BA, 0x0744, 0x0E98, 0x1D0D, 0x03A5, 0x0E9B, 0x743C, 0x0E9A,
    0x012A, 0x004D, 0x00E3, 0x0E85, 0x01D5, 0x0E84, 0x004C, 0x0747, 0x1D0C,
    0x01D4, 0x003F, 0x0016, 0x0746, 0x03A4, 0x0741, 0x004F, 0x003E, 0x01D7,
    0x0740, 0x000C, 0x0011, 0x004E, 0x00E2, 0x00ED, 0x00EC, 0x0049, 0x0048,
  ]
];
const RV40_AIC_MODE2_BITS: [[u8; 81]; 20] = [
  [
1,  5,  4, 10,  6,  8,  5,  8,  8,
     7,  5,  7, 11, 10,  9,  8, 13, 11,
     6,  7,  3,  9,  8, 10,  9,  8,  5,
    10,  9, 10, 10, 14, 12, 14, 14, 12,
     8,  9,  7, 12,  8, 14,  9,  9, 12,
     8,  9, 11, 11, 13,  9, 11, 14, 12,
     6,  7,  9, 13,  9, 12,  7, 10, 12,
    11, 12,  8, 15, 10, 15, 13,  7, 12,
    10, 10,  8, 10, 13, 13, 13, 11,  8,
  ], [
     4,  6,  5, 11,  8, 10,  7, 11,  9,
     4,  1,  4,  9,  7,  7,  5,  9, 10,
     6,  7,  4,  9,  9, 10,  9,  9,  6,
     9, 10,  9, 10, 12, 12, 13, 12, 11,
     9,  9,  8, 12,  8, 14, 10, 11, 12,
     7,  8, 10, 11, 12,  9, 11, 13, 12,
     6,  7,  8, 12,  9, 12,  7, 11, 10,
    12, 12,  9, 14, 12, 15, 13,  8, 12,
    11, 11, 10, 12, 13, 15, 14, 12,  9,
  ], [
     5,  7,  6, 12,  9, 11,  8, 11, 10,
     7,  5,  7, 11, 10,  9,  8, 12, 12,
     5,  5,  1,  8,  7, 10,  8,  6,  4,
     8,  8,  8,  9, 12, 11, 13, 12, 11,
     8,  9,  8, 12,  8, 13, 10, 11, 11,
     8,  9, 11, 12, 13, 11, 12, 14, 13,
     8,  9, 10, 14, 11, 14,  9, 13, 13,
     8,  9,  6, 11, 10, 14, 11,  6, 10,
     6,  6,  4,  8,  9, 10, 10,  8,  5,
  ], [
    11,  7,  8, 10, 12,  9, 10, 14, 12,
     7,  1,  5,  7,  8,  6,  4, 10,  9,
    10,  5,  4,  8, 11,  8,  7,  6,  7,
    11,  6,  7,  8, 10,  8, 10, 11,  9,
    10,  8,  9, 13,  9, 12,  8, 11, 12,
    11,  4,  7,  8,  9,  6,  8, 12,  9,
     8,  5,  8, 12,  9, 10,  6, 12, 11,
    12, 12, 10, 15, 13, 13, 13, 10, 13,
    15, 10,  9, 10, 12, 13, 13, 10,  9,
  ], [
    11,  8,  8, 11, 13, 10, 11, 15, 12,
     7,  1,  4,  7,  7,  5,  4,  8,  9,
    11,  5,  5,  8, 11,  9,  8,  7,  8,
    13,  7,  8,  9, 11,  9, 10, 12, 10,
    10,  9,  8, 13,  9, 12,  9, 11, 12,
    11,  5,  7,  9, 10,  6,  9, 13, 10,
     7,  4,  7, 11,  8,  9,  5, 10, 11,
    13, 11,  9, 15, 13, 15, 13,  8, 12,
    15, 10, 10, 12, 13, 14, 14, 12, 11,
  ], [
    12,  9,  9, 12, 13, 11, 11, 14, 12,
     8,  2,  5,  7,  9,  6,  5, 10, 10,
     9,  4,  2,  7,  9,  7,  6,  5,  6,
    12,  6,  7,  8, 10,  8, 10, 11,  9,
    12,  9, 10, 13, 11, 12, 10, 14, 13,
    12,  6,  8, 10, 10,  7,  9, 12, 10,
     8,  5,  8, 11,  9, 10,  7, 11, 12,
     8,  6,  5, 11, 11, 11,  8,  6,  9,
    12,  6,  6,  8, 10, 10, 11,  8,  6,
  ], [
    13,  9, 10, 12, 14, 12, 11, 15, 15,
     8,  1,  5,  7,  9,  6,  5, 11, 10,
    11,  6,  5,  9, 11,  9,  8,  7,  8,
    12,  6,  8,  8, 11,  8, 10, 12, 10,
    10,  7,  9, 13, 10, 11,  9, 13, 12,
    11,  3,  6,  8,  9,  4,  7, 11,  8,
     8,  5,  9, 12, 10,  9,  7, 12, 13,
    13, 12, 10, 14, 14, 15, 12, 11, 14,
    15,  7,  9,  8, 11, 11, 12, 10,  9,
  ], [
    10,  5,  6,  9, 11,  7,  8, 12, 11,
     8,  1,  4,  7,  9,  6,  4, 10, 10,
    11,  6,  6,  9,  9,  9,  9,  8,  8,
    14, 10, 10, 12, 12, 11, 12, 13, 12,
    10,  7,  8, 12,  9, 11,  8, 12, 11,
    13,  7, 10, 11, 11,  8, 10, 13, 11,
     6,  3,  7, 11,  8,  9,  5, 10, 11,
    11, 11,  9, 14, 14, 14, 11, 10, 13,
    14, 10, 11, 13, 13, 13, 14, 12, 12,
  ], [
     2,  5,  3, 11,  8,  8,  6,  6,  7,
     8,  5,  6, 12, 10, 10,  8, 10, 11,
     7,  6,  2,  9,  8, 10,  8,  5,  4,
    10, 11, 10, 10, 13, 12, 14, 13, 10,
    10, 11,  8, 14,  9, 14, 12, 11, 12,
     9, 10,  9, 13, 12, 11, 12, 14, 11,
     8, 10,  7, 13, 10, 12,  8, 12, 12,
    10,  9,  6, 12, 11, 11, 11,  6,  9,
    10,  9,  6, 10,  9, 12, 11,  8,  7,
  ], [
     6,  8,  6, 12, 11, 11, 10, 10,  9,
     6,  1,  3, 10,  8,  8,  6,  7, 10,
     8,  6,  3, 10,  9, 10,  8,  6,  5,
    11, 10, 10, 12, 13, 12, 14, 13, 12,
    10, 11,  8, 12,  9, 14, 12, 11, 12,
     9,  9,  8, 12, 12, 10, 12, 13, 11,
     7,  8,  6, 13,  9, 11,  7, 11, 11,
    11, 10,  7, 14, 11, 12, 12,  7, 10,
    12, 11,  8, 13, 12, 14, 13, 11, 10,
  ], [
     7, 10,  7, 13, 13, 13, 11, 11, 10,
     8,  5,  6, 12, 11, 10,  9, 10, 11,
     7,  5,  1,  9,  8, 10,  7,  4,  4,
     9, 11,  9, 11, 12, 11, 13, 13, 10,
     9, 11,  8, 13,  9, 14, 12, 11, 12,
    11, 10, 10, 13, 12, 11, 14, 14, 12,
     9, 10,  8, 13, 10, 14,  9, 12, 12,
     9,  7,  4, 12, 10, 11, 10,  6,  7,
     9,  7,  4,  9,  9, 11,  9,  7,  5,
  ], [
     7,  9,  7, 14, 11, 12, 10,  9,  9,
     8,  5,  5, 12,  9, 10,  8,  8, 11,
     7,  5,  2,  8,  8,  9,  7,  4,  4,
    10, 11, 10, 12, 14, 11, 12, 13, 12,
     9, 10,  8, 13,  8, 13, 10, 11, 11,
     9,  9,  8, 14, 10, 10, 11, 12, 11,
    10, 11,  9, 14, 10, 14,  9, 12, 14,
     6,  6,  3, 11,  8,  9,  8,  3,  6,
     9,  7,  4, 10,  8, 11, 10,  6,  5,
  ], [
     6,  8,  7, 13, 12, 12, 10,  9,  9,
     9,  7,  8, 13, 11, 11,  9, 11, 12,
     7,  6,  1,  9,  8, 10,  7,  5,  4,
    10, 12, 10, 12, 13, 13, 14, 13, 11,
     9, 11,  9, 13, 10, 14, 12, 12, 12,
    11, 12, 10, 14, 13, 12, 13, 14, 12,
     8,  9,  7, 13, 10, 13,  8, 11, 12,
     8,  6,  3, 12,  9, 10,  9,  4,  6,
    10,  8,  5, 10, 10, 12, 11,  8,  6,
  ], [
     7, 10,  7, 12,  9, 12, 10, 10, 12,
     9,  7,  7, 12,  9, 11,  6, 10, 11,
     6,  6,  1,  9,  8,  9,  7,  4,  5,
    11, 12,  9, 12, 10, 14, 13, 13, 11,
    10, 12,  8, 13,  8, 14, 10, 10, 11,
    11, 11, 10, 13, 14, 10, 14, 13, 11,
    11, 10,  7, 13,  8, 12,  7, 10, 12,
     7, 10,  4, 12,  6, 10,  8,  5,  8,
    10,  7,  4,  9,  7, 10,  9,  6,  5,
  ], [
     7,  9,  7, 13, 12, 13, 10, 10,  8,
     8,  5,  6, 11, 10, 10,  8, 10, 10,
     7,  5,  2,  9,  8,  9,  7,  5,  3,
     8,  9,  7,  9, 11, 11, 13, 11,  9,
     8, 10,  7, 12,  9, 14, 11, 10, 10,
     9, 10,  9, 12, 12, 12, 13, 14, 12,
    10, 10,  9, 13, 11, 13,  9, 13, 12,
     8,  7,  4, 12, 10, 10, 10,  6,  6,
     7,  6,  3,  9,  8, 10,  9,  6,  3,
  ], [
     7, 10,  7, 13, 13, 13, 11, 11,  9,
     8,  6,  6, 13, 11, 11,  9, 10, 11,
     7,  6,  1,  9,  8, 10,  8,  5,  4,
     8,  9,  8,  9, 12, 12, 12, 12,  8,
    10, 13,  9, 14, 11, 14, 14, 13, 12,
     9, 10,  9, 13, 12, 11, 13, 14, 11,
     9, 11,  8, 13, 11, 13, 10, 13, 13,
     9,  8,  5, 12, 10, 11, 11,  6,  7,
     8,  7,  3,  8,  9, 11, 10,  7,  4,
  ], [
     8,  9,  7, 11, 11, 12, 11, 14,  9,
     8,  6,  6, 11, 13, 10,  9, 11,  9,
     7,  5,  1,  7,  9,  9,  7,  5,  3,
    13, 11,  9, 10, 12, 11, 12, 12,  9,
    10, 11,  9, 13,  9, 12, 12, 12, 10,
    12, 11, 10, 13, 14, 12, 14, 14, 11,
    11,  8,  8, 13, 11, 12,  9, 13, 11,
     9, 10,  5, 11,  8, 11,  9,  6,  7,
     7,  8,  4,  6,  8, 10,  8,  8,  5,
  ], [
     8, 10,  8, 13, 13, 13, 12, 11, 10,
     5,  1,  3, 10,  7,  8,  6,  8,  9,
     8,  7,  4,  9, 10, 11,  8,  7,  6,
     8,  9,  7,  9, 12, 11, 12, 10,  8,
     9, 10,  8, 13,  9,  9, 12, 11, 11,
     7,  7,  6, 12,  9,  8, 10, 12,  8,
     6,  7,  4, 12,  8, 13,  6,  9, 10,
    13, 13,  9, 15, 14, 14, 15,  9, 11,
    13, 11,  9, 13, 13, 15, 15, 12, 10,
  ], [
    10,  8,  9, 11, 12, 10,  8, 13, 13,
     9,  2,  5,  7,  5,  4,  3,  8,  9,
    11,  5,  5,  9,  8,  8,  6,  8,  8,
    12,  7,  8, 10, 10,  9,  8, 12, 10,
     9, 10,  9, 12,  7, 11,  7, 12, 12,
     9,  5,  8,  9,  9,  6,  6, 11, 10,
     6,  4,  7,  9,  5,  9,  3,  9, 10,
    13, 11,  9, 13, 10, 13, 10,  9, 13,
    14, 11, 10, 12, 12, 13, 11, 14, 11,
  ], [
    11,  7,  8, 10, 12,  9,  9, 14, 10,
     9,  4,  7,  8, 10,  7,  7, 11, 10,
     8,  2,  2,  6,  8,  5,  5,  5,  6,
    15,  9, 10, 10, 12, 10, 11, 14, 12,
     9,  8,  9, 12,  9, 11,  8, 12, 11,
    14, 10, 11, 12, 13, 10, 12, 15, 12,
     9,  7,  8, 12,  9, 12,  7, 11, 13,
     9,  6,  5, 11, 10, 11,  7,  6,  9,
    11,  4,  5,  7,  8,  8,  8,  7,  7,
  ]
];

const RV40_PTYPE_CODES: &[[u8; 8]; 7] = &[
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ],
  [ 0x0D, 0x05, 0x01, 0x04, 0x01, 0x00, 0x07, 0x0C ],
  [ 0x09, 0x11, 0x01, 0x00, 0x05, 0x03, 0x21, 0x20 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ]
];
const RV40_PTYPE_BITS: &[[u8; 8]; 7] = &[
  [ 1, 2, 3, 6, 5, 4, 7, 7 ],
  [ 3, 1, 2, 7, 6, 5, 4, 7 ],
  [ 5, 4, 1, 4, 3, 3, 4, 5 ],
  [ 4, 5, 2, 2, 3, 2, 6, 6 ],
  [ 5, 6, 1, 4, 2, 3, 7, 7 ],
  [ 5, 6, 1, 4, 3, 2, 7, 7 ],
  [ 6, 3, 2, 7, 5, 4, 1, 7 ]
];
const RV40_PTYPE_SYMS: &[MBType; 8] = &[
    MBType::MBIntra,
    MBType::MBIntra16,
    MBType::MBP16x16,
    MBType::MBP8x8,
    MBType::MBP16x8,
    MBType::MBP8x16,
    MBType::MBP16x16Mix,
    MBType::Invalid,
];

const RV40_BTYPE_CODES: &[[u8; 7]; 6] = &[
  [ 0x01, 0x05, 0x00, 0x03, 0x11, 0x09, 0x10 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ],
  [ 0x09, 0x01, 0x00, 0x01, 0x05, 0x03, 0x08 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ],
  [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ]
];
const RV40_BTYPE_BITS: &[[u8; 7]; 6] = &[
  [ 2, 3, 2, 2, 5, 4, 5 ],
  [ 4, 1, 3, 2, 6, 5, 6 ],
  [ 6, 4, 1, 2, 5, 3, 6 ],
  [ 5, 3, 3, 1, 4, 3, 5 ],
  [ 6, 5, 3, 2, 4, 1, 6 ],
  [ 6, 5, 3, 1, 4, 2, 6 ]
];
const RV40_BTYPE_SYMS: &[MBType; 7] = &[
    MBType::MBIntra,
    MBType::MBIntra16,
    MBType::MBForward,
    MBType::MBBackward,
    MBType::MBBidir,
    MBType::MBDirect,
    MBType::Invalid,
];