public Mp3Class(Stream stream1, int int5, Enum4 enum40, int int6)
{
_class810 = new ZzSoundClass81[int5];
for (var i = 0; i < _class810.Length; i++)
{
_class810[i] = new ZzSoundClass81(new Class104(enum40));
}
FileStream = stream1;
_class820 = new Class82(FileStream, int6);
_int2 = _class820.method_2();
_long0 = -1L;
_class1070 = null;
if (!method_0())
{
throw new Mp3Exception("Mp3 Decoder: Cannot read header.");
}
_short0 = 0;
for (var j = 0; j < _class810.Length; j++)
{
_short0 += (short)_class810[j].method_2();
}
_int4 = _class810[0].method_1();
WaveFormat0 = new WaveFormat(_int4, _short0);
_double0 = WaveFormat0.int_0 * (WaveFormat0.short_1 / _class810.Length) / (_int3 / 8.0);
_long1 = 0L;
if (_class1070 != null && _class1070.method_10())
{
_long0 = Convert.ToInt64(_class1070.method_18((int)(FileStream.Length - _int2) / _class810.Length) *
(WaveFormat0.int_0 * (WaveFormat0.short_1 / 1000.0)));
}
if (_long0 <= 0L)
{
_long0 = (long)((FileStream.Length - _int2) * _double0);
}
}
public Mp3Stream(Stream stream1, Enum4 enum40, int int5)
{
_class810 = new ZzSoundClass81(new Class104(enum40));
FileStream = stream1;
_class820 = new Class82(FileStream, int5);
_int2 = _class820.method_2();
_long0 = -1L;
_class1070 = null;
if (!method_0())
{
throw new Mp3Exception("Mp3 Decoder: Cannot read header.");
}
_short0 = (short)_class810.method_2();
_int4 = _class810.method_1();
WaveFormat0 = new WaveFormat(_int4, _short0);
_double0 = WaveFormat0.int_0 * WaveFormat0.short_1 / (_int3 / 8.0);
_long1 = 0L;
if (_class1070 != null && _class1070.method_10())
{
_long0 = Convert.ToInt64(_class1070.method_18((int)(FileStream.Length - _int2)) *
(WaveFormat0.int_0 * (WaveFormat0.short_1 / 1000.0)));
_class830 = _class1070.method_11();
if (_class830 != null && _class830.Int2 == -1)
{
_class830.Int2 = (int)(FileStream.Length - _int2);
}
}
if (_long0 <= 0L)
{
_long0 = (long)((FileStream.Length - _int2) * _double0);
}
}
public override void vmethod_1(Class82 class820, ZzSoundClass class1070)
{
if (Int2 != 0)
{
Float3 = Float0[class820.method_13(6)];
}
}
private void method_0()
{
_class1010 = new Class101[1];
_byte4 = new byte[4];
_byte3 = new byte[1732];
_int1 = new int[433];
_class1070 = new ZzSoundClass();
}
public override void vmethod_1(Class82 class820, ZzSoundClass class1070)
{
if (Int2 == 0)
{
return;
}
Float3 = Float0[class820.method_13(6)];
Float7 = Float0[class820.method_13(6)];
}
public virtual void vmethod_0(Class82 class821, ZzSoundClass class1071, Class80 class802, Class80 class803,
Class84 class841, Enum4 enum41)
{
Class820 = class821;
Class1070 = class1071;
Class800 = class802;
Class801 = class803;
Class840 = class841;
Enum40 = enum41;
}
public Class84 method_5(ZzSoundClass class1070, Class82 class820)
{
if (!_bool0)
{
method_3(class1070);
}
var int_ = class1070.method_4();
_class840.method_6();
var @interface = method_4(class1070, class820, int_);
@interface.imethod_0();
_class840.method_5();
return(_class840);
}
public override void vmethod_0(Class82 class820, ZzSoundClass class1070, Class101 class1010)
{
if ((Int2 = class820.method_13(4)) == 15)
{
throw new DecoderException(DecoderError.IllegalSubbandAllocation, null);
}
if (class1010 != null)
{
class1010.method_0(Int2, 4);
}
if (Int2 != 0)
{
Int3 = Int2 + 1;
Float5 = Float1[Int2];
Float6 = Float2[Int2];
}
}
public ZzSoundClass method_3()
{
ZzSoundClass @class = null;
try
{
@class = method_4();
if (_bool1)
{
@class.method_2(_byte3);
_bool1 = false;
}
}
catch (BitstreamException ex)
{
if (ex.Error == BitstreamError.InvalidFrame)
{
try
{
method_7();
@class = method_4();
goto IL_7A;
}
catch (BitstreamException ex2)
{
if (ex2.Error != BitstreamError.StreamEof)
{
throw new BitstreamException(ex2.Error, ex2);
}
goto IL_7A;
}
}
if (ex.Error != BitstreamError.StreamEof)
{
throw new BitstreamException(ex.Error, ex);
}
IL_7A:
;
}
return(@class);
}
private INterface7 method_4(ZzSoundClass class1070, Class82 class820, int int2)
{
INterface7 @interface = null;
switch (int2)
{
case 1:
if (_class920 == null)
{
_class920 = new Class92();
_class920.vmethod_0(class820, class1070, _class800, _class801, _class840,
_class1041.method_0());
}
@interface = _class920;
break;
case 2:
if (_class930 == null)
{
_class930 = new Class93();
_class930.vmethod_0(class820, class1070, _class800, _class801, _class840,
_class1041.method_0());
}
@interface = _class930;
break;
case 3:
if (_class850 == null)
{
_class850 = new Class85(class820, class1070, _class800, _class801, _class840,
_class1041.method_0());
}
@interface = _class850;
break;
}
if (@interface == null)
{
throw new DecoderException(DecoderError.UnsupportedLayer, null);
}
return(@interface);
}
private void method_3(ZzSoundClass class1070)
{
var @enum = class1070.method_8();
class1070.method_4();
var num = (@enum == Enum5.Const3 || _class1041.method_0() != Enum4.Const0) ? 1 : 2;
if (_class840 == null)
{
_class840 = new Class84(num);
}
var float_ = _class1050.method_0();
_class800 = new Class80(0, float_);
if (num == 2)
{
_class801 = new Class80(1, float_);
}
_int1 = num;
_int0 = class1070.method_7();
_bool0 = true;
}
public override void vmethod_0(Class82 class820, ZzSoundClass class1070, Class101 class1010)
{
Int2 = class820.method_13(4);
Int4 = class820.method_13(4);
if (class1010 != null)
{
class1010.method_0(Int2, 4);
class1010.method_0(Int4, 4);
}
if (Int2 != 0)
{
Int3 = Int2 + 1;
Float5 = Float1[Int2];
Float6 = Float2[Int2];
}
if (Int4 != 0)
{
Int5 = Int4 + 1;
Float9 = Float1[Int4];
Float10 = Float2[Int4];
}
}
public bool method_1(int int5)
{
var @class = _class820.method_3();
if (@class == null)
{
return(false);
}
if (_class1070 == null)
{
_class1070 = @class;
}
try
{
_int3 = @class.method_21();
_class810[int5].method_5(@class, _class820);
}
finally
{
_class820.method_7();
}
return(true);
}
public abstract void vmethod_1(Class82 class820, ZzSoundClass class1070);
public abstract void vmethod_0(Class82 class820, ZzSoundClass class1070, Class101 class1010);
public override void vmethod_0(Class82 class820, ZzSoundClass class1070, Class101 class1010)
{
base.vmethod_0(class820, class1070, class1010);
}