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* ALAC decoding length mismatches fixed

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* Problem with single-track albums fixed
* Added an option to disable assembler optimizations in flac
This commit is contained in:
chudov
2009-03-04 21:30:56 +00:00
parent 5deeb6ad57
commit c91f19e2a9
26 changed files with 2276 additions and 2259 deletions
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15
CUETools.Codecs.ALAC/ALACDotNet.cs
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@@ -39,6 +39,7 @@ namespace CUETools.Codecs.ALAC
if (!_formatRead || _bitsPerSample != 16 || _channelCount != 2 || _sampleRate != 44100)
throw new Exception("Invalid ALAC file.");
_saved_mdat_pos = _IO.Position;
calculate_length();
}
public int[,] Read(int[,] buff)
@@ -58,9 +59,9 @@ namespace CUETools.Codecs.ALAC
setinfo_rice_kmodifier = read_uint8(_codecData, 32);
byte setinfo_7f = read_uint8(_codecData, 33);
ushort setinfo_80 = read_uint16(_codecData, 34);
uint setinfo_82 = read_uint32(_codecData, 38);
uint setinfo_86 = read_uint32(_codecData, 42);
uint setinfo_8a_rate = read_uint32(_codecData, 44);
uint setinfo_82 = read_uint32(_codecData, 36); // maxframesize
uint setinfo_86 = read_uint32(_codecData, 40); // bitrate
uint setinfo_8a_rate = read_uint32(_codecData, 44); // samplerate
_predicterror_buffer_a = new int[setinfo_max_samples_per_frame];
_predicterror_buffer_b = new int[setinfo_max_samples_per_frame];
@@ -225,6 +226,14 @@ namespace CUETools.Codecs.ALAC
sampleSize = _sample_byte_size[iSample];
}
private void calculate_length()
{
_sampleCount = 0;
uint duration_cur_index = 0;
for (duration_cur_index = 0; duration_cur_index < _time_to_sample_count.Length; duration_cur_index++)
_sampleCount += _time_to_sample_count[duration_cur_index] * _time_to_sample_duration[duration_cur_index];
}
private byte [] stream_read_bytes(int len)
{
if (len > 512)