// Token: 0x06002B58 RID: 11096 RVA: 0x000A8164 File Offset: 0x000A6364
public static void smethod_0(Stream data_stream, Stream destination_stream, Bitmap destination_bitmap, Color?backGroundColor, bool convert_to_grayscale, Enum14 format)
{
using (Bitmap bitmap = (Bitmap)Image.FromStream(data_stream))
{
if (destination_bitmap != null && backGroundColor != null)
{
if (destination_bitmap.Width == bitmap.Width)
{
if (destination_bitmap.Height == bitmap.Height)
{
using (Graphics graphics = Graphics.FromImage(destination_bitmap))
{
using (SolidBrush solidBrush = new SolidBrush(backGroundColor.Value))
{
graphics.SmoothingMode = SmoothingMode.HighQuality;
graphics.InterpolationMode = InterpolationMode.High;
graphics.CompositingQuality = CompositingQuality.HighQuality;
graphics.FillRectangle(solidBrush, 0, 0, destination_bitmap.Width, destination_bitmap.Height);
graphics.DrawImage(bitmap, 0, 0, bitmap.Width, bitmap.Height);
}
goto IL_B2;
}
}
}
throw new ArgumentException("Destination dimensions do not match source image dimensions.");
}
IL_B2:
if (convert_to_grayscale)
{
Class125.smethod_1(bitmap);
}
using (Stream3 stream = new Stream3(destination_stream))
{
using (BinaryWriter binaryWriter = new BinaryWriter(stream))
{
stream.smethod_37(Class486.short_0);
stream.WriteByte(1);
stream.WriteByte(1);
short num;
short value;
switch (format)
{
case Enum14.const_0:
num = 4;
value = 3;
break;
case Enum14.const_1:
num = 3;
value = 3;
break;
case Enum14.const_2:
num = 2;
value = 3;
break;
case Enum14.const_3:
num = 1;
value = 2;
break;
default:
throw new NotSupportedException(string.Format("The specified format: '{0}' is not supported.", format));
}
stream.smethod_37(value);
stream.smethod_37((short)bitmap.Width);
stream.smethod_37((short)bitmap.Height);
stream.smethod_37(num);
stream.smethod_35(0);
stream.smethod_35(255);
binaryWriter.Write(new byte[4]);
binaryWriter.Write(new byte[80]);
stream.smethod_35(0);
binaryWriter.Write(new byte[404]);
for (int i = 0; i < (int)num; i++)
{
for (int j = 0; j < bitmap.Height; j++)
{
stream.smethod_35(0);
}
for (int k = 0; k < bitmap.Height; k++)
{
stream.smethod_35(0);
}
}
Class486.Class487[] array = new Class486.Class487[bitmap.Height];
if (destination_bitmap == null)
{
array = new Class486.Class487[bitmap.Height * (int)num];
Struct33[,] array2 = new Struct33[bitmap.Width, bitmap.Height];
Class486.smethod_4(bitmap, array2);
switch (format)
{
case Enum14.const_0:
case Enum14.const_1:
for (int l = (int)(num - 1); l >= 0; l--)
{
int num2 = ((int)(num - 1) - l) * bitmap.Height;
for (int m = 0; m < bitmap.Height; m++)
{
Class486.Class487 @class = array[num2 + m] = new Class486.Class487();
@class.byte_0 = new byte[bitmap.Width];
for (int n = 0; n < bitmap.Width; n++)
{
switch (l)
{
case 0:
@class.byte_0[n] = array2[n, m].R;
break;
case 1:
@class.byte_0[n] = array2[n, m].G;
break;
case 2:
@class.byte_0[n] = array2[n, m].B;
break;
case 3:
@class.byte_0[n] = array2[n, m].A;
break;
}
}
}
}
break;
case Enum14.const_2:
for (int num3 = (int)(num - 1); num3 >= 0; num3--)
{
int num4 = ((int)(num - 1) - num3) * bitmap.Height;
for (int num5 = 0; num5 < bitmap.Height; num5++)
{
Class486.Class487 class2 = array[num4 + num5] = new Class486.Class487();
class2.byte_0 = new byte[bitmap.Width];
for (int num6 = 0; num6 < bitmap.Width; num6++)
{
switch (num3)
{
case 0:
class2.byte_0[num6] = array2[num6, num5].R;
break;
case 1:
class2.byte_0[num6] = array2[num6, num5].A;
break;
}
}
}
}
break;
case Enum14.const_3:
for (int num7 = 0; num7 < bitmap.Height; num7++)
{
array[num7] = new Class486.Class487();
array[num7].byte_0 = new byte[bitmap.Width];
for (int num8 = 0; num8 < bitmap.Width; num8++)
{
array[num7].byte_0[num8] = array2[num8, num7].R;
}
}
break;
default:
throw new NotSupportedException("Format not supported: " + format);
}
}
else
{
array = new Class486.Class487[bitmap.Height];
Color[,] array3 = new Color[bitmap.Width, bitmap.Height];
Class486.smethod_5(bitmap, array3);
for (int num9 = 0; num9 < bitmap.Height; num9++)
{
array[num9] = new Class486.Class487();
array[num9].byte_0 = new byte[bitmap.Width];
for (int num10 = 0; num10 < bitmap.Width; num10++)
{
array[num9].byte_0[num10] = array3[num10, num9].A;
}
}
}
foreach (Class486.Class487 tbl in array)
{
Class486.smethod_7(stream, tbl);
}
Array.Reverse(array);
binaryWriter.Seek(512, SeekOrigin.Begin);
foreach (Class486.Class487 class3 in array)
{
stream.smethod_35(class3.int_0);
}
foreach (Class486.Class487 class4 in array)
{
stream.smethod_35(class4.int_1);
}
}
}
}
}
