diff options
Diffstat (limited to 'image/codecs/indeo/get_bits.h')
| -rw-r--r-- | image/codecs/indeo/get_bits.h | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/image/codecs/indeo/get_bits.h b/image/codecs/indeo/get_bits.h index 359d8fcab0..c2d593bfb5 100644 --- a/image/codecs/indeo/get_bits.h +++ b/image/codecs/indeo/get_bits.h @@ -54,7 +54,37 @@ public: * read the longest vlc code * = (max_vlc_length + bits - 1) / bits */ - int getVLC2(int16 (*table)[2], int bits, int maxDepth); + template <int maxDepth> + int getVLC2(int16 (*table)[2], int bits) { + int code; + int n, nbBits; + unsigned int index; + + index = peekBits(bits); + code = table[index][0]; + n = table[index][1]; + + if (maxDepth > 1 && n < 0) { + skip(bits); + nbBits = -n; + + index = peekBits(nbBits) + code; + code = table[index][0]; + n = table[index][1]; + + if (maxDepth > 2 && n < 0) { + skip(nbBits); + nbBits = -n; + + index = peekBits(nbBits) + code; + code = table[index][0]; + n = table[index][1]; + } + } + + skip(n); + return code; + } }; } // End of namespace Indeo |