more steps to make provider project portable

DvdLib/Ifo/DvdTime.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace DvdLib.Ifo
+{
+    public class DvdTime
+    {
+        public readonly byte Hour, Minute, Second, Frames, FrameRate;
+
+        public DvdTime(byte[] data)
+        {
+            Hour = GetBCDValue(data[0]);
+            Minute = GetBCDValue(data[1]);
+            Second = GetBCDValue(data[2]);
+            Frames = GetBCDValue((byte)(data[3] & 0x3F));
+
+            if ((data[3] & 0x80) != 0) FrameRate = 30;
+            else if ((data[3] & 0x40) != 0) FrameRate = 25;
+        }
+
+        private byte GetBCDValue(byte data)
+        {
+            return (byte)((((data & 0xF0) >> 4) * 10) + (data & 0x0F));
+        }
+
+        public static explicit operator TimeSpan(DvdTime time)
+        {
+            int ms = (int)(((1.0 / (double)time.FrameRate) * time.Frames) * 1000.0);
+            return new TimeSpan(0, time.Hour, time.Minute, time.Second, ms);
+        }
+    }
+}