use nihav_core::codecs::*;
use nihav_core::io::byteio::*;
use nihav_codec_support::codecs::{MV, ZERO_MV};
-use nihav_codec_support::data::GenericCache;
use super::vpcommon::*;
-use super::vp7data::*;
+use super::vp78::*;
+use super::vp78data::*;
+use super::vp78dsp::*;
use super::vp7dsp::*;
-enum VPTreeDef<T: Copy> {
- Index(u8),
- Value(T),
-}
-
-trait VPTreeReader {
- fn read_tree<T:Copy>(&mut self, tree_def: &[VPTreeDef<T>], tree_prob: &[u8]) -> T;
-}
-
-impl<'a> VPTreeReader for BoolCoder<'a> {
- fn read_tree<T:Copy>(&mut self, tree_def: &[VPTreeDef<T>], tree_prob: &[u8]) -> T {
- let mut idx = 0;
-
- loop {
- let bit = self.read_prob(tree_prob[idx >> 1]);
- match tree_def[idx + (bit as usize)] {
- VPTreeDef::Value(v) => return v,
- VPTreeDef::Index(ix) => { idx = ix as usize; },
- };
- }
- }
-}
-
-#[repr(u8)]
-#[derive(Clone,Copy,PartialEq,Debug)]
-enum PredMode {
- DCPred,
- HPred,
- VPred,
- TMPred,
- BPred,
-
- //sub-block prediction modes
- LDPred,
- RDPred,
- VRPred,
- VLPred,
- HDPred,
- HUPred,
-
- Inter,
-}
-
-impl Default for PredMode {
- fn default() -> Self { PredMode::DCPred }
-}
-
-impl PredMode {
- fn to_b_mode(self) -> Self {
- if self == PredMode::DCPred {
- self
- } else {
- PredMode::TMPred
- }
- }
- fn to_b_index(self) -> usize {
- match self {
- PredMode::DCPred => 0,
- PredMode::TMPred => 1,
- PredMode::VPred => 2,
- PredMode::HPred => 3,
- PredMode::LDPred => 4,
- PredMode::RDPred => 5,
- PredMode::VRPred => 6,
- PredMode::VLPred => 7,
- PredMode::HDPred => 8,
- PredMode::HUPred => 9,
- _ => unreachable!(),
- }
- }
-}
-
const PITCH_MODE_NORMAL: u8 = 0;
const PITCH_MODE_FOUR: u8 = 1;
const PITCH_MODE_X2: u8 = 2;
def_val: [u8; 4],
}
-#[derive(Clone,Copy,PartialEq)]
-enum DCTToken {
- Zero,
- One,
- Two,
- Three,
- Four,
- Cat1,
- Cat2,
- Cat3,
- Cat4,
- Cat5,
- Cat6,
- EOB,
-}
-
-fn expand_token(bc: &mut BoolCoder, token: DCTToken) -> i16 {
- let cat;
- match token {
- DCTToken::Zero => return 0,
- DCTToken::One => return if bc.read_bool() { -1 } else { 1 },
- DCTToken::Two => return if bc.read_bool() { -2 } else { 2 },
- DCTToken::Three => return if bc.read_bool() { -3 } else { 3 },
- DCTToken::Four => return if bc.read_bool() { -4 } else { 4 },
- DCTToken::Cat1 => cat = 0,
- DCTToken::Cat2 => cat = 1,
- DCTToken::Cat3 => cat = 2,
- DCTToken::Cat4 => cat = 3,
- DCTToken::Cat5 => cat = 4,
- DCTToken::Cat6 => cat = 5,
- _ => unreachable!(),
- };
- let mut add = 0i16;
- let add_probs = &VP56_COEF_ADD_PROBS[cat];
- for prob in add_probs.iter() {
- if *prob == 128 { break; }
- add = (add << 1) | (bc.read_prob(*prob) as i16);
- }
- let sign = bc.read_bool();
- let level = VP56_COEF_BASE[cat] + add;
- if !sign {
- level
- } else {
- -level
- }
-}
-
struct SBParams<'a> {
coef_probs: &'a [[[[u8; 11]; 3]; 8]; 4],
scan: &'a [usize; 16],
}
}
-#[derive(Clone,Copy,Debug,PartialEq)]
-enum MVSplitMode {
- TopBottom,
- LeftRight,
- Quarters,
- Sixteenths,
-}
-
-#[derive(Clone,Copy,Debug,PartialEq)]
-enum SubMVRef {
- Left,
- Above,
- New,
- Zero,
-}
-
fn decode_mv_component(bc: &mut BoolCoder, probs: &[u8; 17]) -> i16 {
const LONG_VECTOR_ORDER: [usize; 7] = [ 0, 1, 2, 7, 6, 5, 4 ];
}
}
-struct PredCache {
- y_pred: GenericCache<u8>,
- u_pred: GenericCache<u8>,
- v_pred: GenericCache<u8>,
- y2_pred: GenericCache<u8>,
- y_pred_left: [u8; 4],
- u_pred_left: [u8; 2],
- v_pred_left: [u8; 2],
- y2_pred_left: u8,
-}
-
-impl PredCache {
- fn new() -> Self {
- Self {
- y_pred: GenericCache::new(1, 1, 0),
- u_pred: GenericCache::new(1, 1, 0),
- v_pred: GenericCache::new(1, 1, 0),
- y2_pred: GenericCache::new(1, 1, 0),
- y_pred_left: [0; 4],
- u_pred_left: [0; 2],
- v_pred_left: [0; 2],
- y2_pred_left: 0,
- }
- }
- fn resize(&mut self, mb_w: usize) {
- self.y_pred = GenericCache::new(4, mb_w * 4 + 1, 0);
- self.u_pred = GenericCache::new(2, mb_w * 2 + 1, 0);
- self.v_pred = GenericCache::new(2, mb_w * 2 + 1, 0);
- self.y2_pred = GenericCache::new(1, mb_w + 1, 0);
- }
- fn reset(&mut self) {
- self.y_pred.reset();
- self.u_pred.reset();
- self.v_pred.reset();
- self.y2_pred.reset();
- self.y_pred_left = [0; 4];
- self.u_pred_left = [0; 2];
- self.v_pred_left = [0; 2];
- self.y2_pred_left = 0;
- }
- fn update_row(&mut self) {
- self.y_pred.update_row();
- self.u_pred.update_row();
- self.v_pred.update_row();
- self.y2_pred.update_row();
- }
-}
-
struct VP7Decoder {
info: NACodecInfoRef,
}
}
-/*const DEFAULT_ZIGZAG: [usize; 16] = [
- 0, 1, 5, 6,
- 2, 4, 7, 12,
- 3, 8, 11, 13,
- 9, 10, 14, 15
-];*/
-const DEFAULT_SCAN_ORDER: [usize; 16] = [
- 0, 1, 4, 8,
- 5, 2, 3, 6,
- 9, 12, 13, 10,
- 7, 11, 14, 15
+const MV_UPDATE_PROBS: [[u8; 17]; 2] = [
+ [ 237, 246, 253, 253, 254, 254, 254, 254, 254, 254, 254, 254, 254, 254, 250, 250, 252 ],
+ [ 231, 243, 245, 253, 254, 254, 254, 254, 254, 254, 254, 254, 254, 254, 251, 251, 254 ]
];
-
-const Y_MODE_TREE: &[VPTreeDef<PredMode>] = &[
- VPTreeDef::Value(PredMode::DCPred), VPTreeDef::Index(2),
- VPTreeDef::Index(4), VPTreeDef::Index(6),
- VPTreeDef::Value(PredMode::VPred), VPTreeDef::Value(PredMode::HPred),
- VPTreeDef::Value(PredMode::TMPred), VPTreeDef::Value(PredMode::BPred),
-];
-const KF_Y_MODE_TREE: &[VPTreeDef<PredMode>] = &[
- VPTreeDef::Value(PredMode::BPred), VPTreeDef::Index(2),
- VPTreeDef::Index(4), VPTreeDef::Index(6),
- VPTreeDef::Value(PredMode::DCPred), VPTreeDef::Value(PredMode::VPred),
- VPTreeDef::Value(PredMode::HPred), VPTreeDef::Value(PredMode::TMPred),
-];
-const UV_MODE_TREE: &[VPTreeDef<PredMode>] = &[
- VPTreeDef::Value(PredMode::DCPred), VPTreeDef::Index(2),
- VPTreeDef::Value(PredMode::VPred), VPTreeDef::Index(4),
- VPTreeDef::Value(PredMode::HPred), VPTreeDef::Value(PredMode::TMPred)
-];
-const B_MODE_TREE: &[VPTreeDef<PredMode>] = &[
- VPTreeDef::Value(PredMode::DCPred), VPTreeDef::Index(2),
- VPTreeDef::Value(PredMode::TMPred), VPTreeDef::Index(4),
- VPTreeDef::Value(PredMode::VPred), VPTreeDef::Index(6),
- VPTreeDef::Index(8), VPTreeDef::Index(12),
- VPTreeDef::Value(PredMode::HPred), VPTreeDef::Index(10),
- VPTreeDef::Value(PredMode::RDPred), VPTreeDef::Value(PredMode::VRPred),
- VPTreeDef::Value(PredMode::LDPred), VPTreeDef::Index(14),
- VPTreeDef::Value(PredMode::VLPred), VPTreeDef::Index(16),
- VPTreeDef::Value(PredMode::HDPred), VPTreeDef::Value(PredMode::HUPred)
+const DEFAULT_MV_PROBS: [[u8; 17]; 2] = [
+ [ 162, 128, 225, 146, 172, 147, 214, 39, 156, 247, 210, 135, 68, 138, 220, 239, 246 ],
+ [ 164, 128, 204, 170, 119, 235, 140, 230, 228, 244, 184, 201, 44, 173, 221, 239, 253 ]
];
-const FEATURE_TREE: &[VPTreeDef<usize>] = &[
- VPTreeDef::Index(2), VPTreeDef::Index(4),
- VPTreeDef::Value(0), VPTreeDef::Value(1),
- VPTreeDef::Value(2), VPTreeDef::Value(3)
+const SUB_MV_REF_PROBS: [u8; 3] = [ 180, 162, 25 ];
+
+const Y_DC_QUANTS: [i16; 128] = [
+ 4, 4, 5, 6, 6, 7, 8, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 17, 18, 19, 20, 21, 22, 23, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 32, 33, 33, 34, 35, 36, 36, 37, 38, 39, 39, 40, 41, 41, 42, 43,
+ 43, 44, 45, 45, 46, 47, 48, 48, 49, 50, 51, 52, 53, 53, 54, 56,
+ 57, 58, 59, 60, 62, 63, 65, 66, 68, 70, 72, 74, 76, 79, 81, 84,
+ 87, 90, 93, 96, 100, 104, 108, 112, 116, 121, 126, 131, 136, 142, 148, 154,
+ 160, 167, 174, 182, 189, 198, 206, 215, 224, 234, 244, 254, 265, 277, 288, 301,
+ 313, 327, 340, 355, 370, 385, 401, 417, 434, 452, 470, 489, 509, 529, 550, 572
];
-
-const COEF_TREE: &[VPTreeDef<DCTToken>] = &[
- VPTreeDef::Value(DCTToken::EOB), VPTreeDef::Index(2),
- VPTreeDef::Value(DCTToken::Zero), VPTreeDef::Index(4),
- VPTreeDef::Value(DCTToken::One), VPTreeDef::Index(6),
- VPTreeDef::Index(8), VPTreeDef::Index(12),
- VPTreeDef::Value(DCTToken::Two), VPTreeDef::Index(10),
- VPTreeDef::Value(DCTToken::Three), VPTreeDef::Value(DCTToken::Four),
- VPTreeDef::Index(14), VPTreeDef::Index(16),
- VPTreeDef::Value(DCTToken::Cat1), VPTreeDef::Value(DCTToken::Cat2),
- VPTreeDef::Index(18), VPTreeDef::Index(20),
- VPTreeDef::Value(DCTToken::Cat3), VPTreeDef::Value(DCTToken::Cat4),
- VPTreeDef::Value(DCTToken::Cat5), VPTreeDef::Value(DCTToken::Cat6)
+const Y_AC_QUANTS: [i16; 128] = [
+ 4, 4, 5, 5, 6, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17,
+ 19, 20, 22, 23, 25, 26, 28, 29, 31, 32, 34, 35, 37, 38, 40, 41,
+ 42, 44, 45, 46, 48, 49, 50, 51, 53, 54, 55, 56, 57, 58, 59, 61,
+ 62, 63, 64, 65, 67, 68, 69, 70, 72, 73, 75, 76, 78, 80, 82, 84,
+ 86, 88, 91, 93, 96, 99, 102, 105, 109, 112, 116, 121, 125, 130, 135, 140,
+ 146, 152, 158, 165, 172, 180, 188, 196, 205, 214, 224, 234, 245, 256, 268, 281,
+ 294, 308, 322, 337, 353, 369, 386, 404, 423, 443, 463, 484, 506, 529, 553, 578,
+ 604, 631, 659, 688, 718, 749, 781, 814, 849, 885, 922, 960, 1000, 1041, 1083, 1127
];
-
-const MV_REF_TREE: &[VPTreeDef<VPMBType>] = &[
- VPTreeDef::Value(VPMBType::InterNoMV), VPTreeDef::Index(2),
- VPTreeDef::Value(VPMBType::InterNearest), VPTreeDef::Index(4),
- VPTreeDef::Value(VPMBType::InterNear), VPTreeDef::Index(6),
- VPTreeDef::Value(VPMBType::InterMV), VPTreeDef::Value(VPMBType::InterFourMV)
+const Y2_DC_QUANTS: [i16; 128] = [
+ 7, 9, 11, 13, 15, 17, 19, 21, 23, 26, 28, 30, 33, 35, 37, 39,
+ 42, 44, 46, 48, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 70, 72,
+ 74, 75, 77, 78, 80, 81, 83, 84, 85, 87, 88, 89, 90, 92, 93, 94,
+ 95, 96, 97, 99, 100, 101, 102, 104, 105, 106, 108, 109, 111, 113, 114, 116,
+ 118, 120, 123, 125, 128, 131, 134, 137, 140, 144, 148, 152, 156, 161, 166, 171,
+ 176, 182, 188, 195, 202, 209, 217, 225, 234, 243, 253, 263, 274, 285, 297, 309,
+ 322, 336, 350, 365, 381, 397, 414, 432, 450, 470, 490, 511, 533, 556, 579, 604,
+ 630, 656, 684, 713, 742, 773, 805, 838, 873, 908, 945, 983, 1022, 1063, 1105, 1148
];
-const SMALL_MV_TREE: &[VPTreeDef<i16>] = &[
- VPTreeDef::Index(2), VPTreeDef::Index(8),
- VPTreeDef::Index(4), VPTreeDef::Index(6),
- VPTreeDef::Value(0), VPTreeDef::Value(1),
- VPTreeDef::Value(2), VPTreeDef::Value(3),
- VPTreeDef::Index(10), VPTreeDef::Index(12),
- VPTreeDef::Value(4), VPTreeDef::Value(5),
- VPTreeDef::Value(6), VPTreeDef::Value(7)
+const Y2_AC_QUANTS: [i16; 128] = [
+ 7, 9, 11, 13, 16, 18, 21, 24, 26, 29, 32, 35, 38, 41, 43, 46,
+ 49, 52, 55, 58, 61, 64, 66, 69, 72, 74, 77, 79, 82, 84, 86, 88,
+ 91, 93, 95, 97, 98, 100, 102, 104, 105, 107, 109, 110, 112, 113, 115, 116,
+ 117, 119, 120, 122, 123, 125, 127, 128, 130, 132, 134, 136, 138, 141, 143, 146,
+ 149, 152, 155, 158, 162, 166, 171, 175, 180, 185, 191, 197, 204, 210, 218, 226,
+ 234, 243, 252, 262, 273, 284, 295, 308, 321, 335, 350, 365, 381, 398, 416, 435,
+ 455, 476, 497, 520, 544, 569, 595, 622, 650, 680, 711, 743, 776, 811, 848, 885,
+ 925, 965, 1008, 1052, 1097, 1144, 1193, 1244, 1297, 1351, 1407, 1466, 1526, 1588, 1652, 1719
];
-const MV_SPLIT_MODE_TREE: &[VPTreeDef<MVSplitMode>] = &[
- VPTreeDef::Value(MVSplitMode::Sixteenths), VPTreeDef::Index(2),
- VPTreeDef::Value(MVSplitMode::Quarters), VPTreeDef::Index(4),
- VPTreeDef::Value(MVSplitMode::TopBottom), VPTreeDef::Value(MVSplitMode::LeftRight)
+const UV_DC_QUANTS: [i16; 128] = [
+ 4, 4, 5, 6, 6, 7, 8, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 17, 18, 19, 20, 21, 22, 23, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 32, 33, 33, 34, 35, 36, 36, 37, 38, 39, 39, 40, 41, 41, 42, 43,
+ 43, 44, 45, 45, 46, 47, 48, 48, 49, 50, 51, 52, 53, 53, 54, 56,
+ 57, 58, 59, 60, 62, 63, 65, 66, 68, 70, 72, 74, 76, 79, 81, 84,
+ 87, 90, 93, 96, 100, 104, 108, 112, 116, 121, 126, 131, 132, 132, 132, 132,
+ 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132,
+ 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132, 132
];
-const SUB_MV_REF_TREE: &[VPTreeDef<SubMVRef>] = &[
- VPTreeDef::Value(SubMVRef::Left), VPTreeDef::Index(2),
- VPTreeDef::Value(SubMVRef::Above), VPTreeDef::Index(4),
- VPTreeDef::Value(SubMVRef::Zero), VPTreeDef::Value(SubMVRef::New)
+const UV_AC_QUANTS: [i16; 128] = [
+ 4, 4, 5, 5, 6, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17,
+ 19, 20, 22, 23, 25, 26, 28, 29, 31, 32, 34, 35, 37, 38, 40, 41,
+ 42, 44, 45, 46, 48, 49, 50, 51, 53, 54, 55, 56, 57, 58, 59, 61,
+ 62, 63, 64, 65, 67, 68, 69, 70, 72, 73, 75, 76, 78, 80, 82, 84,
+ 86, 88, 91, 93, 96, 99, 102, 105, 109, 112, 116, 121, 125, 130, 135, 140,
+ 146, 152, 158, 165, 172, 180, 188, 196, 205, 214, 224, 234, 245, 256, 268, 281,
+ 294, 308, 322, 337, 353, 369, 386, 404, 423, 443, 463, 484, 506, 529, 553, 578,
+ 604, 631, 659, 688, 718, 749, 781, 814, 849, 885, 922, 960, 1000, 1041, 1083, 1127
];
projects / nihav.git / blobdiff