+ MXF: better support of frame wrapped IAB

MediaArea · Nov 7, 2024 · c0be32c · c0be32c
1 parent 8a81fe9
commit c0be32c
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Showing 4 changed files with 22 additions and 3 deletions.
diff --git a/Source/MediaInfo/Audio/File_Iab.cpp b/Source/MediaInfo/Audio/File_Iab.cpp
@@ -476,6 +476,18 @@ void File_Iab::Streams_Fill()
         Fill(Stream_Audio, 0, Audio_FrameRate, Iab_FrameRate[FrameRate]);
 }
 
+
+//***************************************************************************
+// Buffer - Global
+//***************************************************************************
+
+//---------------------------------------------------------------------------
+void File_Iab::Read_Buffer_Continue()
+{
+    if (Frame_Count)
+        Skip_XX(Element_Size,                                   "Data"); // TODO: management of frame wrapped IAB
+}
+
 //***************************************************************************
 // Buffer - Per element
 //***************************************************************************
@@ -719,7 +731,7 @@ void File_Iab::ObjectDefinition()
         Skip_XX(Pos-Element_Offset,                             "AudioDescriptionText");
     }
     Skip_B1(                                                    "SubElementCount");
-    Element_ThisIsAList();
+    //Element_ThisIsAList(); // TODO: handle SubElements here
 }
 
 //---------------------------------------------------------------------------

diff --git a/Source/MediaInfo/Audio/File_Iab.h b/Source/MediaInfo/Audio/File_Iab.h
@@ -37,6 +37,9 @@ private :
     //Streams management
     void Streams_Fill();
 
+    //Buffer - Global
+    void Read_Buffer_Continue();
+
     //Buffer - Per element
     void Header_Parse();
     void Data_Parse();

diff --git a/Source/MediaInfo/Multiple/File_Mxf.cpp b/Source/MediaInfo/Multiple/File_Mxf.cpp
@@ -465,6 +465,7 @@ static const char* Mxf_EssenceContainer_Mapping(int64u Code_lo)
     case Labels::MXFGCImmersiveAudio:
         switch ((int16u)Code_lo) {
         case 0x0101: return "Clip";
+        case 0x0102: return "Frame";
         }
         break;
     case Labels::MXFGCJPEGXSPictures:
@@ -14498,7 +14499,8 @@ void File_Mxf::ChooseParser__FromEssence(const essences::iterator &Essence, cons
     case Essences::ALaw_Clip:
     case Essences::ALaw_Custom: ChooseParser_Alaw(Essence, Descriptor); break;
     case Essences::IAB_Temp:
-    case Essences::IAB: ChooseParser_Iab(Essence, Descriptor); break;
+    case Essences::IAB_Clip:
+    case Essences::IAB_Frame: ChooseParser_Iab(Essence, Descriptor); break;
     case Essences::MGA_Frame:
     case Essences::MGA_Clip: ChooseParser_Mga(Essence, Descriptor); break;
     case Essences::VBI_Frame: ChooseParser_Vbi(Essence, Descriptor); break;

diff --git a/Source/MediaInfo/Multiple/File_Mxf_Automated.h b/Source/MediaInfo/Multiple/File_Mxf_Automated.h
@@ -3833,6 +3833,7 @@ C(0D01030116000A00, "A-law")
 C(0D01030116000D00, "IAB")
 C(0D01030116000E00, "MGA")
 C(0D01030116000F00, "MGA")
+C(0D01030116001000, "IAB")
 C(0D010301167F107F, "IAB")
 C(0D01030117000000, "GC Data")
 C(0D01030117000100, "VBI")
@@ -9077,9 +9078,10 @@ U(0D01030116000700, MPEGA_Custom)
 U(0D01030116000800, ALaw_Frame)
 U(0D01030116000900, ALaw_Clip)
 U(0D01030116000A00, ALaw_Custom)
-U(0D01030116000D00, IAB)
+U(0D01030116000D00, IAB_Clip)
 U(0D01030116000E00, MGA_Frame)
 U(0D01030116000F00, MGA_Clip)
+U(0D01030116001000, IAB_Frame)
 U(0D010301167F107F, IAB_Temp)
 //              17 - GC Data
 U(0D01030117000100, VBI_Frame)