Simplify time representation; better in-tree DCP subtitle parser.

1 files changed, 234 insertions, 0 deletions

diff --git a/asdcplib/src/j2c-test.cpp b/asdcplib/src/j2c-test.cpp
new file mode 100755
index 0000000..8f02826
--- /dev/null
+++ b/asdcplib/src/j2c-test.cpp
@@ -0,0 +1,234 @@
+/*
+Copyright (c) 2005-2010, John Hurst
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+3. The name of the author may not be used to endorse or promote products
+   derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+/*! \file    j2c-test.cpp
+    \version $Id: j2c-test.cpp,v 1.6 2010/06/17 20:11:42 jhurst Exp $
+    \brief   JP2K parser test
+*/
+
+#include <AS_DCP.h>
+#include <KM_fileio.h>
+#include <KM_util.h>
+#include <JP2K.h>
+
+using namespace Kumu;
+using namespace ASDCP;
+using namespace ASDCP::JP2K;
+
+
+
+//------------------------------------------------------------------------------------------
+//
+// command line option parser class
+
+static const char* PROGRAM_NAME = "j2c-test";    // program name for messages
+
+// Macros used to test command option data state.
+
+// Increment the iterator, test for an additional non-option command line argument.
+// Causes the caller to return if there are no remaining arguments or if the next
+// argument begins with '-'.
+#define TEST_EXTRA_ARG(i,c)    if ( ++i >= argc || argv[(i)][0] == '-' ) \
+                                 { \
+                                   fprintf(stderr, "Argument not found for option %c.\n", (c)); \
+                                   return; \
+                                 }
+//
+void
+banner(FILE* stream = stderr)
+{
+  fprintf(stream, "\n\
+%s (asdcplib %s)\n\n\
+Copyright (c) 2005-2010 John Hurst\n\n\
+%s is part of asdcplib.\n\
+asdcplib may be copied only under the terms of the license found at\n\
+the top of every file in the asdcplib distribution kit.\n\n\
+Specify the -h (help) option for further information about %s\n\n",
+	  PROGRAM_NAME, ASDCP::Version(), PROGRAM_NAME, PROGRAM_NAME);
+}
+
+//
+void
+usage(FILE* stream = stderr)
+{
+  fprintf(stream, "\
+USAGE: %s [-h|-help] [-V]\n\
+\n\
+       %s [-r] [-v] <filename> [...]\n\
+\n\
+  -V           - Show version\n\
+  -h           - Show help\n\
+  -r           - Show raw data\n\
+  -v           - Print extra detail\n\
+\n\
+  NOTES: o There is no option grouping, all options must be distinct arguments.\n\
+         o All option arguments must be separated from the option by whitespace.\n\
+\n", PROGRAM_NAME, PROGRAM_NAME);
+}
+
+//
+//
+class CommandOptions
+{
+  CommandOptions();
+
+public:
+  bool   error_flag;     // true if the given options are in error or not complete
+  bool   version_flag;   // true if the version display option was selected
+  bool   verbose_flag;   // true if the verbose option was selected
+  bool   detail_flag;   // true if the version display option was selected
+  bool   help_flag;      // true if the help display option was selected
+  std::list<std::string> filename_list;
+
+  CommandOptions(int argc, const char** argv) :
+    error_flag(true), version_flag(false), verbose_flag(false),
+    detail_flag(false), help_flag(false)
+  {
+    for ( int i = 1; i < argc; i++ )
+      {
+	if ( argv[i][0] == '-' && isalpha(argv[i][1]) && argv[i][2] == 0 )
+	  {
+	    switch ( argv[i][1] )
+	      {
+	      case 'V': version_flag = true; break;
+	      case 'h': help_flag = true; break;
+	      case 'r': detail_flag = true; break;
+	      case 'v': verbose_flag = true; break;
+
+	      default:
+		fprintf(stderr, "Unrecognized option: %c\n", argv[i][1]);
+		return;
+	      }
+	  }
+	else
+	  {
+	    filename_list.push_back(argv[i]);
+	  }
+      }
+
+    if ( filename_list.empty() )
+      {
+	fputs("Input j2c filename(s) required.\n", stderr);
+	return;
+      }
+
+    error_flag = false;
+  }
+};
+
+
+
+
+//
+int
+main(int argc, const char** argv)
+{
+  CommandOptions Options(argc, argv);
+
+  if ( Options.version_flag )
+    banner();
+
+  if ( Options.help_flag )
+    usage();
+
+  if ( Options.version_flag || Options.help_flag )
+    return 0;
+
+  if ( Options.error_flag )
+    {
+      fprintf(stderr, "There was a problem. Type %s -h for help.\n", PROGRAM_NAME);
+      return 3;
+    }
+
+  ASDCP::JP2K::FrameBuffer FB;
+  Marker        MyMarker;
+  CodestreamParser Parser;
+  std::list<std::string>::iterator i;
+
+  Result_t result = FB.Capacity(1024*1024*4);
+  
+  for ( i = Options.filename_list.begin(); ASDCP_SUCCESS(result) && i != Options.filename_list.end(); i++ )
+    {
+      result = Parser.OpenReadFrame(i->c_str(), FB);
+
+      if ( ASDCP_SUCCESS(result) )
+	{
+	  const byte_t* p = FB.RoData();
+	  const byte_t* end_p = p + FB.Size();
+
+	  while ( p < end_p && ASDCP_SUCCESS(GetNextMarker(&p, MyMarker)) )
+	    {
+	      if ( Options.verbose_flag )
+		{
+		  MyMarker.Dump(stdout);
+
+		  if ( Options.detail_flag )
+		    hexdump(MyMarker.m_Data - 2, MyMarker.m_DataSize + 2, stdout);
+		}
+
+	      switch ( MyMarker.m_Type )
+		{
+		case MRK_SOD:
+		  p = end_p;
+		  break;
+
+		case MRK_SIZ:
+		  {
+		    Accessor::SIZ SIZ_(MyMarker);
+		    SIZ_.Dump(stdout);
+		  }
+		  break;
+
+		case MRK_COM:
+		  {
+		    Accessor::COM COM_(MyMarker);
+		    COM_.Dump(stdout);
+		  }
+		  break;
+		}
+	    }
+	}
+    }
+
+  if ( ASDCP_FAILURE(result) )
+    {
+      fputs("Program stopped on error.\n", stderr);
+
+      if ( result != RESULT_FAIL )
+	{
+	  fputs(result, stderr);
+	  fputc('\n', stderr);
+	}
+
+      return 1;
+    }
+
+  return 0;
+}
+
+//
+// end j2c-test.cpp
+//