From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Thu, 18 May 2023 16:23:00 +0000 (+0200)
Subject: rv34: make coefficient data public for the upcoming encoder
X-Git-Url: https://git.nihav.org/?p=nihav.git;a=commitdiff_plain;h=6bd5b458d9889f092abe9b582bd531ed08a8dc51

rv34: make coefficient data public for the upcoming encoder
---

diff --git a/nihav-realmedia/src/codecs/rv34codes.rs b/nihav-realmedia/src/codecs/rv34codes.rs
index 1436a41..c5181fa 100644
--- a/nihav-realmedia/src/codecs/rv34codes.rs
+++ b/nihav-realmedia/src/codecs/rv34codes.rs
@@ -19,14 +19,14 @@ struct FullSet {
     coeffs: Codebook<u16>,
 }
 
-struct RV34CodeReader {
-    lengths: Vec<u8>,
-    codes:   Vec<u32>,
-    syms:    Vec<u16>,
+pub struct RV34CodeReader {
+    pub lengths: Vec<u8>,
+    pub codes:   Vec<u32>,
+    pub syms:    Vec<u16>,
 }
 
 impl RV34CodeReader {
-    fn new(data: &'static [u8]) -> Self {
+    pub fn new(data: &'static [u8]) -> Self {
         let len = data.len();
         let mut lengths: Vec<u8> = Vec::with_capacity(len);
         let mut codes: Vec<u32> = Vec::with_capacity(len);
@@ -61,10 +61,10 @@ impl CodebookDescReader<u16> for RV34CodeReader {
     fn len (&mut self)             -> usize { self.lengths.len() }
 }
 
-struct RV34CBPCodeReader {
-    lengths: Vec<u8>,
-    codes:   Vec<u32>,
-    syms:    Vec<u8>,
+pub struct RV34CBPCodeReader {
+    pub lengths: Vec<u8>,
+    pub codes:   Vec<u32>,
+    pub syms:    Vec<u8>,
 }
 
 const RV34_CBP_SYMS: [u8; 16] = [
@@ -73,7 +73,7 @@ const RV34_CBP_SYMS: [u8; 16] = [
 ];
 
 impl RV34CBPCodeReader {
-    fn new(data: &'static [u8]) -> Self {
+    pub fn new(data: &'static [u8]) -> Self {
         let len = data.len();
         let mut lengths: Vec<u8> = Vec::with_capacity(len);
         let mut codes: Vec<u32> = Vec::with_capacity(len);
@@ -361,11 +361,11 @@ impl RV34Codes {
     }
 }
 
-const RV34_SET_IDX_INTRA: [usize; 31] = [
+pub const RV34_SET_IDX_INTRA: [usize; 31] = [
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1,
     2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 0
 ];
-const RV34_SET_IDX_INTER: [usize; 31] = [
+pub const RV34_SET_IDX_INTER: [usize; 31] = [
     0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3,
     3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6
 ];
@@ -392,7 +392,7 @@ const RV34_MODULO_THREE_TABLE: [u8; 108] = [
     0xE0, 0xE1, 0xE2, 0xE4, 0xE5, 0xE6, 0xE8, 0xE9, 0xEA,
 ];
 
-const RV34_INTRA_CBPPAT: &[[[u8; 1296]; 2]; 5] = &[
+pub const RV34_INTRA_CBPPAT: &[[[u8; 1296]; 2]; 5] = &[
   [
     [
        8, 10, 10, 10, 10, 10, 11, 10, 10, 11, 10, 10, 10, 10, 10,  6,
@@ -1226,7 +1226,7 @@ const RV34_INTRA_CBPPAT: &[[[u8; 1296]; 2]; 5] = &[
   ],
 ];
 
-const RV34_INTRA_CBP: &[[[u8; 16]; 8]; 5] = &[
+pub const RV34_INTRA_CBP: &[[[u8; 16]; 8]; 5] = &[
   [
     [ 0,  3,  3,  4,  3,  5,  5,  5,  2,  5,  4,  6,  4,  6,  6,  6, ],
     [ 0,  2,  3,  4,  2,  5,  6,  7,  3,  6,  5,  7,  4,  7,  8,  8, ],
@@ -1275,7 +1275,7 @@ const RV34_INTRA_CBP: &[[[u8; 16]; 8]; 5] = &[
   ],
 ];
 
-const RV34_INTRA_FIRSTPAT: &[[[u8; 864]; 4]; 5] = &[
+pub const RV34_INTRA_FIRSTPAT: &[[[u8; 864]; 4]; 5] = &[
   [
     [
        0, 10,  5, 10,  7, 12,  9, 11,  8, 13,  9, 12, 10, 13, 11, 12,
@@ -2389,7 +2389,7 @@ const RV34_INTRA_FIRSTPAT: &[[[u8; 864]; 4]; 5] = &[
   ],
 ];
 
-const RV34_INTRA_SECONDPAT: &[[[u8; 108]; 2]; 5] = &[
+pub const RV34_INTRA_SECONDPAT: &[[[u8; 108]; 2]; 5] = &[
   [
     [
        0,  5, 10,  3,  6, 10,  7,  8,  9,  4,  6, 10,  6,  7,  9,  8,
@@ -2483,7 +2483,7 @@ const RV34_INTRA_SECONDPAT: &[[[u8; 108]; 2]; 5] = &[
   ],
 ];
 
-const RV34_INTRA_THIRDPAT: &[[[u8; 108]; 2]; 5] = &[
+pub const RV34_INTRA_THIRDPAT: &[[[u8; 108]; 2]; 5] = &[
   [
     [
        0,  5, 10,  3,  6, 10,  7,  8, 10,  4,  7, 10,  6,  7, 10,  8,
@@ -2577,7 +2577,7 @@ const RV34_INTRA_THIRDPAT: &[[[u8; 108]; 2]; 5] = &[
   ],
 ];
 
-const RV34_INTRA_COEFFS: &[[u8; 32]; 5] = &[
+pub const RV34_INTRA_COEFFS: &[[u8; 32]; 5] = &[
   [
     1,  3,  3,  4,  4,  5,  6,  6,  6,  7,  7,  7,  8,  8,  9,  9,
     9,  9, 10, 10, 10, 11, 11, 11, 10, 10, 10, 12, 13, 14, 15, 15,
@@ -2596,7 +2596,7 @@ const RV34_INTRA_COEFFS: &[[u8; 32]; 5] = &[
   ]
 ];
 
-const RV34_INTER_CBPPAT: &[[u8; 1296]; 7] = &[
+pub const RV34_INTER_CBPPAT: &[[u8; 1296]; 7] = &[
 [
   7,  9,  9,  8,  9,  8,  9,  8,  9,  9,  8,  8,  8,  8,  8,  4,
   7, 10, 11, 10, 11, 10, 12, 10, 12, 11, 11, 10, 11, 10, 10,  7,
@@ -3173,7 +3173,7 @@ const RV34_INTER_CBPPAT: &[[u8; 1296]; 7] = &[
  10, 16, 16, 16, 16, 16, 16, 16, 14, 16, 16, 16, 16, 16, 16, 14,
 ]];
 
-const RV34_INTER_CBP: &[[[u8; 16]; 4]; 7] = &[
+pub const RV34_INTER_CBP: &[[[u8; 16]; 4]; 7] = &[
 [
  [ 0,  6,  6,  3,  6,  4,  5,  3,  6,  5,  4,  3,  3,  4,  4,  3 ],
  [ 0,  6,  6,  4,  6,  4,  5,  3,  6,  5,  4,  3,  4,  4,  4,  2 ],
@@ -3211,7 +3211,7 @@ const RV34_INTER_CBP: &[[[u8; 16]; 4]; 7] = &[
  [ 0,  4,  4,  3,  5,  4,  5,  4,  5,  5,  4,  4,  3,  4,  4,  3 ]
 ]];
 
-const RV34_INTER_FIRSTPAT: &[[[u8; 864]; 2]; 7] = &[
+pub const RV34_INTER_FIRSTPAT: &[[[u8; 864]; 2]; 7] = &[
   [
     [
        0,  7,  5,  7,  5,  7,  6,  6,  7, 10,  7,  9,  8,  9,  8,  7,
@@ -3999,7 +3999,7 @@ const RV34_INTER_FIRSTPAT: &[[[u8; 864]; 2]; 7] = &[
   ],
 ];
 
-const RV34_INTER_SECONDPAT: &[[[u8; 108]; 2]; 7] = &[
+pub const RV34_INTER_SECONDPAT: &[[[u8; 108]; 2]; 7] = &[
   [
     [
        0,  4,  8,  3,  6,  8,  6,  7,  8,  4,  6,  8,  6,  7,  8,  7,
@@ -4129,7 +4129,7 @@ const RV34_INTER_SECONDPAT: &[[[u8; 108]; 2]; 7] = &[
   ],
 ];
 
-const RV34_INTER_THIRDPAT: &[[[u8; 108]; 2]; 7] = &[
+pub const RV34_INTER_THIRDPAT: &[[[u8; 108]; 2]; 7] = &[
   [
     [
        0,  5,  8,  3,  6,  9,  6,  7,  9,  4,  6,  9,  6,  7,  9,  8,
@@ -4259,7 +4259,7 @@ const RV34_INTER_THIRDPAT: &[[[u8; 108]; 2]; 7] = &[
   ],
 ];
 
-const RV34_INTER_COEFFS: &[[u8; 32]; 7] = &[
+pub const RV34_INTER_COEFFS: &[[u8; 32]; 7] = &[
 [
   1,  2,  4,  4,  5,  5,  6,  7,  7,  7,  8,  8,  8,  9,  9, 10,
  10, 10, 10, 11, 11, 11, 11, 12, 11, 11, 11, 13, 14, 15, 16, 16,