diff options
Diffstat (limited to 'win/CS/HandBrake.Interop/HandBrakeInterop/InteropUtilities.cs')
| -rw-r--r-- | win/CS/HandBrake.Interop/HandBrakeInterop/InteropUtilities.cs | 47 |
1 files changed, 33 insertions, 14 deletions
diff --git a/win/CS/HandBrake.Interop/HandBrakeInterop/InteropUtilities.cs b/win/CS/HandBrake.Interop/HandBrakeInterop/InteropUtilities.cs index 25eb96274..86a42295c 100644 --- a/win/CS/HandBrake.Interop/HandBrakeInterop/InteropUtilities.cs +++ b/win/CS/HandBrake.Interop/HandBrakeInterop/InteropUtilities.cs @@ -16,7 +16,7 @@ namespace HandBrake.Interop using System.Text;
using HandBrake.Interop.HbLib;
- /// <summary>
+ /// <summary>
/// Helper utilities for native interop.
/// </summary>
public static class InteropUtilities
@@ -57,6 +57,25 @@ namespace HandBrake.Interop }
/// <summary>
+ /// Creates a pointer to a UTF-8 null-terminated string.
+ /// </summary>
+ /// <param name="str">The string to encode.</param>
+ public static IntPtr CreateUtf8Ptr(string str)
+ {
+ byte[] bytes = Encoding.UTF8.GetBytes(str);
+ IntPtr stringPtr = Marshal.AllocHGlobal(bytes.Length + 1);
+ var offset = 0;
+ foreach (byte b in bytes)
+ {
+ Marshal.WriteByte(stringPtr, offset, b);
+ offset++;
+ }
+
+ Marshal.WriteByte(stringPtr, offset, 0);
+ return stringPtr;
+ }
+
+ /// <summary>
/// Converts the given native HandBrake list to a managed list.
/// </summary>
/// <typeparam name="T">The type of structure in the list.</typeparam>
@@ -133,7 +152,7 @@ namespace HandBrake.Interop hb_list_s nativeListStruct = new hb_list_s { items = nativeListInternal, items_alloc = capacity, items_count = 0 };
- IntPtr nativeListStructPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(hb_list_s)));
+ IntPtr nativeListStructPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(hb_list_s)));
Marshal.StructureToPtr(nativeListStruct, nativeListStructPtr, false);
returnList.ListPtr = nativeListStructPtr;
@@ -158,13 +177,13 @@ namespace HandBrake.Interop }
hb_list_s nativeListStruct = new hb_list_s
- {
- items = nativeListInternal,
- items_alloc = list.Count,
- items_count = list.Count
- };
+ {
+ items = nativeListInternal,
+ items_alloc = list.Count,
+ items_count = list.Count
+ };
- IntPtr nativeListStructPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(hb_list_s)));
+ IntPtr nativeListStructPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(hb_list_s)));
Marshal.StructureToPtr(nativeListStruct, nativeListStructPtr, false);
returnList.ListPtr = nativeListStructPtr;
@@ -194,13 +213,13 @@ namespace HandBrake.Interop }
hb_list_s nativeListStruct = new hb_list_s
- {
- items = nativeListInternal,
- items_alloc = list.Count,
- items_count = list.Count
- };
+ {
+ items = nativeListInternal,
+ items_alloc = list.Count,
+ items_count = list.Count
+ };
- IntPtr nativeListStructPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(hb_list_s)));
+ IntPtr nativeListStructPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(hb_list_s)));
Marshal.StructureToPtr(nativeListStruct, nativeListStructPtr, false);
returnList.ListPtr = nativeListStructPtr;
|