Unfinished attempt to overwrite existing; tricky because you need to delay writes of the MXF header until you know lots of stuff about the JP2K file (to fill in the picture descriptor).

1 files changed, 4 insertions, 2 deletions

diff --git a/asdcplib/src/AS_DCP.h b/asdcplib/src/AS_DCP.h
index d5675586..2681bf14 100755
--- a/asdcplib/src/AS_DCP.h
+++ b/asdcplib/src/AS_DCP.h
@@ -1165,11 +1165,11 @@ namespace ASDCP {
 	  virtual MXF::OPAtomHeader& OPAtomHeader();
 	  virtual MXF::OPAtomIndexFooter& OPAtomIndexFooter();
 
-	  // Open the file for writing. The file must not exist. Returns error if
+	  // Open the file for writing. The file must not exist unless overwrite is true. Returns error if
 	  // the operation cannot be completed or if nonsensical data is discovered
 	  // in the essence descriptor.
 	  Result_t OpenWrite(const char* filename, const WriterInfo&,
-			     const PictureDescriptor&, ui32_t HeaderSize = 16384);
+			     const PictureDescriptor&, ui32_t HeaderSize, bool overwrite);
 
 	  // Writes a frame of essence to the MXF file. If the optional AESEncContext
 	  // argument is present, the essence is encrypted prior to writing.
@@ -1178,6 +1178,8 @@ namespace ASDCP {
 	  // error occurs.
 	  Result_t WriteFrame(const FrameBuffer&, AESEncContext* = 0, HMACContext* = 0, std::string* hash = 0);
 
+	  Result_t FakeWriteFrame(int size);
+
 	  // Closes the MXF file, writing the index and revised header.
 	  Result_t Finalize();