--- /dev/null
+/*
+Copyright (c) 2021 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 as-02-wrap-iab.cpp
+ \version $Id$
+ \brief AS-02 file manipulation utility
+
+ This program wraps IAB sound essence into an AS-02 MXF file.
+
+ For more information about AS-02, please refer to the header file AS_02.h
+ For more information about asdcplib, please refer to the header file AS_DCP.h
+*/
+#include <KM_fileio.h>
+#include <AS_02.h>
+#include "AS_02_IAB.h"
+#include <Metadata.h>
+
+using namespace ASDCP;
+
+const ui32_t FRAME_BUFFER_SIZE = 4 * Kumu::Megabyte;
+const ASDCP::Dictionary *g_dict = 0;
+
+//------------------------------------------------------------------------------------------
+//
+// command line option parser class
+
+static const char* PROGRAM_NAME = "as-02-wrap"; // program name for messages
+
+// local program identification info written to file headers
+class MyInfo : public WriterInfo
+{
+public:
+ MyInfo()
+ {
+ static byte_t default_ProductUUID_Data[UUIDlen] =
+ { 0x13, 0x54, 0x4d, 0xec, 0x47, 0xf5, 0x49, 0xf4,
+ 0xb7, 0xb7, 0x83, 0x49, 0x61, 0xa5, 0x49, 0x4e
+ };
+
+ memcpy(ProductUUID, default_ProductUUID_Data, UUIDlen);
+ CompanyName = "WidgetCo";
+ ProductName = "as-02-wrap-iab";
+ ProductVersion = ASDCP::Version();
+ }
+} s_MyInfo;
+
+
+
+// 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; \
+ }
+
+//
+static void
+create_random_uuid(byte_t* uuidbuf)
+{
+ Kumu::UUID tmp_id;
+ GenRandomValue(tmp_id);
+ memcpy(uuidbuf, tmp_id.Value(), tmp_id.Size());
+}
+
+//
+void
+banner(FILE* stream = stdout)
+{
+ fprintf(stream, "\n\
+%s (asdcplib %s)\n\n\
+Copyright (c) 2021, John Hurst\n\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);
+}
+
+//
+void
+usage(FILE* stream = stdout)
+{
+ fprintf(stream, "\
+USAGE: %s [-h|-help] [-V]\n\
+\n\
+ %s [options] <input-directory> <output-file>\n\n",
+ PROGRAM_NAME, PROGRAM_NAME);
+
+ fprintf(stream, "\
+Options:\n\
+ -h | -help - Show help\n\
+ -V - Show version information\n\
+ -a <uuid> - Specify the Asset ID of the file\n\
+ -g <rfc-5646-code>\n\
+ - Create an MCA label having the given RFC 5646 language code\n\
+ -r <n>/<d> - Edit Rate of the output file. 24/1 is the default\n\
+ -v - Verbose, prints informative messages to stderr\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");
+}
+
+//
+class CommandOptions
+{
+ CommandOptions();
+
+public:
+ bool error_flag; // true if the given options are in error or not complete
+ bool asset_id_flag; // true if an asset ID was given
+ bool verbose_flag; // true if the verbose option was selected
+ bool version_flag; // true if the version display option was selected
+ bool help_flag; // true if the help display option was selected
+ Rational edit_rate; // edit rate of JP2K sequence
+ ui32_t fb_size; // size of picture frame buffer
+ byte_t asset_id_value[UUIDlen];// value of asset ID (when asset_id_flag is true)
+ Kumu::PathList_t filenames; // list of filenames to be processed
+ std::string language;
+ std::string out_file;
+
+ CommandOptions(int argc, const char** argv) :
+ error_flag(true), asset_id_flag(false),
+ verbose_flag(false), version_flag(false), help_flag(false),
+ edit_rate(24,1), fb_size(FRAME_BUFFER_SIZE)
+ {
+ for ( int i = 1; i < argc; i++ )
+ {
+
+ if ( (strcmp( argv[i], "-help") == 0) )
+ {
+ help_flag = true;
+ continue;
+ }
+
+ if ( argv[i][0] == '-'
+ && ( isalpha(argv[i][1]) || isdigit(argv[i][1]) )
+ && argv[i][2] == 0 )
+ {
+ switch ( argv[i][1] )
+ {
+ case 'a':
+ asset_id_flag = true;
+ TEST_EXTRA_ARG(i, 'a');
+ {
+ ui32_t length;
+ Kumu::hex2bin(argv[i], asset_id_value, UUIDlen, &length);
+
+ if ( length != UUIDlen )
+ {
+ fprintf(stderr, "Unexpected asset ID length: %u, expecting %u characters.\n", length, UUIDlen);
+ return;
+ }
+ }
+ break;
+
+ case 'g':
+ TEST_EXTRA_ARG(i, 'g');
+ language = argv[i];
+ break;
+
+ case 'h': help_flag = true; break;
+
+ case 'r':
+ TEST_EXTRA_ARG(i, 'r');
+ if ( ! DecodeRational(argv[i], edit_rate) )
+ {
+ fprintf(stderr, "Error decoding edit rate value: %s\n", argv[i]);
+ return;
+ }
+
+ break;
+
+ case 'V': version_flag = true; break;
+ case 'v': verbose_flag = true; break;
+
+ default:
+ fprintf(stderr, "Unrecognized option: %s\n", argv[i]);
+ return;
+ }
+ }
+ else
+ {
+ if ( argv[i][0] != '-' )
+ {
+ filenames.push_back(argv[i]);
+ }
+ else
+ {
+ fprintf(stderr, "Unrecognized argument: %s\n", argv[i]);
+ return;
+ }
+ }
+ }
+
+ if ( help_flag || version_flag )
+ {
+ return;
+ }
+
+ if ( filenames.size() != 2 )
+ {
+ fputs("Two arguments are required: <input-directory> <output-file>\n", stderr);
+ return;
+ }
+
+ out_file = filenames.back();
+ filenames.pop_back();
+
+ error_flag = false;
+ }
+};
+
+
+// Write an IAB audio stream into an AS-02 file.
+//
+Result_t
+write_IAB_file(CommandOptions& Options)
+{
+ DCData::SequenceParser Parser;
+ AS_02::IAB::MXFWriter Writer;
+ DCData::FrameBuffer FrameBuffer(Options.fb_size);
+ std::vector<ASDCP::UL> conforms_to_spec;
+ conforms_to_spec.push_back(g_dict->ul(MDD_IMF_IABTrackFileLevel0));
+ ASDCP::MXF::IABSoundfieldLabelSubDescriptor iab_subdescr(g_dict);
+ iab_subdescr.RFC5646SpokenLanguage = Options.language;
+
+ // set up essence parser
+ assert(Options.filenames.size() == 1);
+ Result_t result = Parser.OpenRead(Options.filenames.front());
+
+ Kumu::PathList_t::const_iterator i;
+
+ // set up MXF writer
+ if ( ASDCP_SUCCESS(result) )
+ {
+ WriterInfo Info = s_MyInfo; // fill in your favorite identifiers here
+ Info.LabelSetType = LS_MXF_SMPTE;
+
+ if ( Options.asset_id_flag )
+ memcpy(Info.AssetUUID, Options.asset_id_value, UUIDlen);
+ else
+ Kumu::GenRandomUUID(Info.AssetUUID);
+
+ if ( ASDCP_SUCCESS(result) )
+ {
+ result = Writer.OpenWrite(Options.out_file,
+ Info,
+ iab_subdescr,
+ conforms_to_spec,
+ Options.edit_rate);
+ }
+ }
+
+ if ( ASDCP_SUCCESS(result) )
+ {
+ result = Parser.Reset();
+
+ while ( ASDCP_SUCCESS(result) )
+ {
+ result = Parser.ReadFrame(FrameBuffer);
+
+ if ( ASDCP_SUCCESS(result) )
+ {
+ result = Writer.WriteFrame(FrameBuffer);
+ }
+ }
+
+ if ( result == RESULT_ENDOFFILE )
+ result = RESULT_OK;
+ }
+
+ if ( ASDCP_SUCCESS(result) )
+ {
+ result = Writer.Finalize();
+ }
+
+ return result;
+}
+
+
+//
+int
+main(int argc, const char** argv)
+{
+ g_dict = &ASDCP::DefaultSMPTEDict();
+ assert(g_dict);
+
+ 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;
+ }
+
+ Result_t result = write_IAB_file(Options);
+
+ 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 as-02-wrap-iab.cpp
+//
projects / asdcplib.git / commitdiff