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authorCarl Hetherington <cth@carlh.net>2016-01-16 15:58:56 +0000
committerCarl Hetherington <cth@carlh.net>2016-01-16 15:58:56 +0000
commite04eced93da1907e803c065a953ffe0d6540e1cb (patch)
treecab897dea7c1a50c141ff948ff21e401038d0c07 /asdcplib/src/asdcp-unwrap.cpp
parent485794f8322b090a22da841961025b19642e42a2 (diff)
Use asdclib-cth rather than in-tree copy.
Diffstat (limited to 'asdcplib/src/asdcp-unwrap.cpp')
-rwxr-xr-xasdcplib/src/asdcp-unwrap.cpp896
1 files changed, 0 insertions, 896 deletions
diff --git a/asdcplib/src/asdcp-unwrap.cpp b/asdcplib/src/asdcp-unwrap.cpp
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--- a/asdcplib/src/asdcp-unwrap.cpp
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-/*
-Copyright (c) 2003-2012, 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 asdcp-unwrap.cpp
- \version $Id: asdcp-unwrap.cpp,v 1.1 2012/02/03 19:49:57 jhurst Exp $
- \brief AS-DCP file manipulation utility
-
- This program extracts picture, sound and text essence from AS-DCP files.
-
- For more information about asdcplib, please refer to the header file AS_DCP.h
-*/
-
-#include <KM_fileio.h>
-#include <WavFileWriter.h>
-
-using namespace ASDCP;
-
-const ui32_t FRAME_BUFFER_SIZE = 4 * Kumu::Megabyte;
-
-//------------------------------------------------------------------------------------------
-//
-// command line option parser class
-
-static const char* PROGRAM_NAME = "asdcp-unwrap"; // program name for messages
-
-// 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 = stdout)
-{
- fprintf(stream, "\n\
-%s (asdcplib %s)\n\n\
-Copyright (c) 2003-2012 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 -G [-v] <input-file>\n\
-\n\
- %s [-1|-2] [-3] [-b <buffer-size>] [-d <duration>]\n\
- [-f <starting-frame>] [-m] [-p <frame-rate>] [-R] [-s <size>] [-v] [-W]\n\
- [-w] <input-file> [<file-prefix>]\n\n",
- PROGRAM_NAME, PROGRAM_NAME, PROGRAM_NAME);
-
- fprintf(stream, "\
-Options:\n\
- -1 - Split Wave essence to mono WAV files during extract.\n\
- Default is multichannel WAV\n\
- -2 - Split Wave essence to stereo WAV files during extract.\n\
- Default is multichannel WAV\n\
- -3 - Force stereoscopic interpretation of a JP2K file.\n\
- -b <buffer-size> - Specify size in bytes of picture frame buffer.\n\
- Defaults to 4,194,304 (4MB)\n\
- -d <duration> - Number of frames to process, default all\n\
- -f <start-frame> - Starting frame number, default 0\n\
- -G - Perform GOP start lookup test on MXF+Interop MPEG file\n\
- -h | -help - Show help\n\
- -k <key-string> - Use key for ciphertext operations\n\
- -m - verify HMAC values when reading\n\
- -p <rate> - fps of picture when wrapping PCM or JP2K:\n\
- Use one of [23|24|25|30|48|50|60], 24 is default\n\
- -s <size> - Number of bytes to dump to output when -v is given\n\
- -V - Show version information\n\
- -v - Verbose, prints informative messages to stderr\n\
- -W - Read input file only, do not write destination file\n\
- -w <width> - Width of numeric element in a series of frame file names\n\
- (default 6).\n\
- -z - Fail if j2c inputs have unequal parameters (default)\n\
- -Z - Ignore unequal parameters in j2c inputs\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\
- o An argument of \"23\" to the -p option will be interpreted\n\
- as 24000/1001 fps.\n\n");
-}
-
-//
-enum MajorMode_t
-{
- MMT_NONE,
- MMT_EXTRACT,
- MMT_GOP_START,
-};
-
-//
-class CommandOptions
-{
- CommandOptions();
-
-public:
- MajorMode_t mode;
- bool error_flag; // true if the given options are in error or not complete
- bool key_flag; // true if an encryption key was given
- bool read_hmac; // true if HMAC values are to be validated
- bool split_wav; // true if PCM is to be extracted to stereo WAV files
- bool mono_wav; // true if PCM is to be extracted to mono WAV files
- bool verbose_flag; // true if the verbose option was selected
- ui32_t fb_dump_size; // number of bytes of frame buffer to dump
- bool no_write_flag; // true if no output files are to be written
- bool version_flag; // true if the version display option was selected
- bool help_flag; // true if the help display option was selected
- bool stereo_image_flag; // if true, expect stereoscopic JP2K input (left eye first)
- ui32_t number_width; // number of digits in a serialized filename (for JPEG extract)
- ui32_t start_frame; // frame number to begin processing
- ui32_t duration; // number of frames to be processed
- bool duration_flag; // true if duration argument given
- bool j2c_pedantic; // passed to JP2K::SequenceParser::OpenRead
- ui32_t picture_rate; // fps of picture when wrapping PCM
- ui32_t fb_size; // size of picture frame buffer
- const char* file_prefix; // filename pre for files written by the extract mode
- byte_t key_value[KeyLen]; // value of given encryption key (when key_flag is true)
- byte_t key_id_value[UUIDlen];// value of given key ID (when key_id_flag is true)
- PCM::ChannelFormat_t channel_fmt; // audio channel arrangement
- const char* input_filename;
- std::string prefix_buffer;
-
- //
- Rational PictureRate()
- {
- if ( picture_rate == 23 ) return EditRate_23_98;
- if ( picture_rate == 24 ) return EditRate_24;
- if ( picture_rate == 25 ) return EditRate_25;
- if ( picture_rate == 30 ) return EditRate_30;
- if ( picture_rate == 48 ) return EditRate_48;
- if ( picture_rate == 50 ) return EditRate_50;
- if ( picture_rate == 60 ) return EditRate_60;
- if ( picture_rate == 96 ) return EditRate_96;
- if ( picture_rate == 100 ) return EditRate_100;
- if ( picture_rate == 120 ) return EditRate_120;
- return EditRate_24;
- }
-
- //
- CommandOptions(int argc, const char** argv) :
- mode(MMT_EXTRACT), error_flag(true), key_flag(false), read_hmac(false), split_wav(false),
- mono_wav(false), verbose_flag(false), fb_dump_size(0), no_write_flag(false),
- version_flag(false), help_flag(false), stereo_image_flag(false), number_width(6),
- start_frame(0), duration(0xffffffff), duration_flag(false), j2c_pedantic(true),
- picture_rate(24), fb_size(FRAME_BUFFER_SIZE), file_prefix(0),
- channel_fmt(PCM::CF_NONE), input_filename(0)
- {
- memset(key_value, 0, KeyLen);
- memset(key_id_value, 0, UUIDlen);
-
- 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 '1': mono_wav = true; break;
- case '2': split_wav = true; break;
- case '3': stereo_image_flag = true; break;
-
- case 'b':
- TEST_EXTRA_ARG(i, 'b');
- fb_size = abs(atoi(argv[i]));
-
- if ( verbose_flag )
- fprintf(stderr, "Frame Buffer size: %u bytes.\n", fb_size);
-
- break;
-
- case 'd':
- TEST_EXTRA_ARG(i, 'd');
- duration_flag = true;
- duration = abs(atoi(argv[i]));
- break;
-
- case 'f':
- TEST_EXTRA_ARG(i, 'f');
- start_frame = abs(atoi(argv[i]));
- break;
-
- case 'G': mode = MMT_GOP_START; break;
- case 'h': help_flag = true; break;
-
- case 'm': read_hmac = true; break;
-
- case 'p':
- TEST_EXTRA_ARG(i, 'p');
- picture_rate = abs(atoi(argv[i]));
- break;
-
- case 's':
- TEST_EXTRA_ARG(i, 's');
- fb_dump_size = abs(atoi(argv[i]));
- break;
-
- case 'V': version_flag = true; break;
- case 'v': verbose_flag = true; break;
- case 'W': no_write_flag = true; break;
-
- case 'w':
- TEST_EXTRA_ARG(i, 'w');
- number_width = abs(atoi(argv[i]));
- break;
-
- case 'Z': j2c_pedantic = false; break;
- case 'z': j2c_pedantic = true; break;
-
- default:
- fprintf(stderr, "Unrecognized option: %s\n", argv[i]);
- return;
- }
- }
- else
- {
- if ( argv[i][0] != '-' )
- {
- if ( input_filename == 0 )
- {
- input_filename = argv[i];
- }
- else if ( file_prefix == 0 )
- {
- file_prefix = argv[i];
- }
- }
- else
- {
- fprintf(stderr, "Unrecognized argument: %s\n", argv[i]);
- return;
- }
- }
- }
-
- if ( help_flag || version_flag )
- return;
-
- if ( ( mode == MMT_EXTRACT || mode == MMT_GOP_START ) && input_filename == 0 )
- {
- fputs("Option requires at least one filename argument.\n", stderr);
- return;
- }
-
- if ( mode == MMT_EXTRACT && file_prefix == 0 )
- {
- prefix_buffer = Kumu::PathSetExtension(input_filename, "") + "_";
- file_prefix = prefix_buffer.c_str();
- }
-
- error_flag = false;
- }
-};
-
-//------------------------------------------------------------------------------------------
-// MPEG2 essence
-
-// Read a plaintext MPEG2 Video Elementary Stream from a plaintext ASDCP file
-// Read a plaintext MPEG2 Video Elementary Stream from a ciphertext ASDCP file
-// Read a ciphertext MPEG2 Video Elementary Stream from a ciphertext ASDCP file
-//
-Result_t
-read_MPEG2_file(CommandOptions& Options)
-{
- AESDecContext* Context = 0;
- HMACContext* HMAC = 0;
- MPEG2::MXFReader Reader;
- MPEG2::FrameBuffer FrameBuffer(Options.fb_size);
- Kumu::FileWriter OutFile;
- ui32_t frame_count = 0;
-
- Result_t result = Reader.OpenRead(Options.input_filename);
-
- if ( ASDCP_SUCCESS(result) )
- {
- MPEG2::VideoDescriptor VDesc;
- Reader.FillVideoDescriptor(VDesc);
- frame_count = VDesc.ContainerDuration;
-
- if ( Options.verbose_flag )
- {
- fprintf(stderr, "Frame Buffer size: %u\n", Options.fb_size);
- MPEG2::VideoDescriptorDump(VDesc);
- }
- }
-
- if ( ASDCP_SUCCESS(result) )
- {
- char filename[256];
- snprintf(filename, 256, "%s.ves", Options.file_prefix);
- result = OutFile.OpenWrite(filename);
- }
-
- if ( ASDCP_SUCCESS(result) && Options.key_flag )
- {
- Context = new AESDecContext;
- result = Context->InitKey(Options.key_value);
-
- if ( ASDCP_SUCCESS(result) && Options.read_hmac )
- {
- WriterInfo Info;
- Reader.FillWriterInfo(Info);
-
- if ( Info.UsesHMAC )
- {
- HMAC = new HMACContext;
- result = HMAC->InitKey(Options.key_value, Info.LabelSetType);
- }
- else
- {
- fputs("File does not contain HMAC values, ignoring -m option.\n", stderr);
- }
- }
- }
-
- ui32_t last_frame = Options.start_frame + ( Options.duration ? Options.duration : frame_count);
- if ( last_frame > frame_count )
- last_frame = frame_count;
-
- for ( ui32_t i = Options.start_frame; ASDCP_SUCCESS(result) && i < last_frame; i++ )
- {
- result = Reader.ReadFrame(i, FrameBuffer, Context, HMAC);
-
- if ( ASDCP_SUCCESS(result) )
- {
- if ( Options.verbose_flag )
- FrameBuffer.Dump(stderr, Options.fb_dump_size);
-
- ui32_t write_count = 0;
- result = OutFile.Write(FrameBuffer.Data(), FrameBuffer.Size(), &write_count);
- }
- }
-
- return result;
-}
-
-
-//
-Result_t
-gop_start_test(CommandOptions& Options)
-{
- using namespace ASDCP::MPEG2;
-
- MXFReader Reader;
- MPEG2::FrameBuffer FrameBuffer(Options.fb_size);
- ui32_t frame_count = 0;
-
- Result_t result = Reader.OpenRead(Options.input_filename);
-
- if ( ASDCP_SUCCESS(result) )
- {
- MPEG2::VideoDescriptor VDesc;
- Reader.FillVideoDescriptor(VDesc);
- frame_count = VDesc.ContainerDuration;
-
- if ( Options.verbose_flag )
- {
- fprintf(stderr, "Frame Buffer size: %u\n", Options.fb_size);
- MPEG2::VideoDescriptorDump(VDesc);
- }
- }
-
- ui32_t last_frame = Options.start_frame + ( Options.duration ? Options.duration : frame_count);
- if ( last_frame > frame_count )
- last_frame = frame_count;
-
- for ( ui32_t i = Options.start_frame; ASDCP_SUCCESS(result) && i < last_frame; i++ )
- {
- result = Reader.ReadFrameGOPStart(i, FrameBuffer);
-
- if ( ASDCP_SUCCESS(result) )
- {
- if ( Options.verbose_flag )
- FrameBuffer.Dump(stderr, Options.fb_dump_size);
-
- if ( FrameBuffer.FrameType() != FRAME_I )
- fprintf(stderr, "Expecting an I frame, got %c\n", FrameTypeChar(FrameBuffer.FrameType()));
-
- fprintf(stderr, "Requested frame %u, got %u\n", i, FrameBuffer.FrameNumber());
- }
- }
-
- return result;
-}
-
-//------------------------------------------------------------------------------------------
-// JPEG 2000 essence
-
-
-// Read one or more plaintext JPEG 2000 stereoscopic codestream pairs from a plaintext ASDCP file
-// Read one or more plaintext JPEG 2000 stereoscopic codestream pairs from a ciphertext ASDCP file
-// Read one or more ciphertext JPEG 2000 stereoscopic codestream pairs from a ciphertext ASDCP file
-Result_t
-read_JP2K_S_file(CommandOptions& Options)
-{
- AESDecContext* Context = 0;
- HMACContext* HMAC = 0;
- JP2K::MXFSReader Reader;
- JP2K::FrameBuffer FrameBuffer(Options.fb_size);
- ui32_t frame_count = 0;
-
- Result_t result = Reader.OpenRead(Options.input_filename);
-
- if ( ASDCP_SUCCESS(result) )
- {
- JP2K::PictureDescriptor PDesc;
- Reader.FillPictureDescriptor(PDesc);
-
- frame_count = PDesc.ContainerDuration;
-
- if ( Options.verbose_flag )
- {
- fprintf(stderr, "Frame Buffer size: %u\n", Options.fb_size);
- JP2K::PictureDescriptorDump(PDesc);
- }
- }
-
- if ( ASDCP_SUCCESS(result) && Options.key_flag )
- {
- Context = new AESDecContext;
- result = Context->InitKey(Options.key_value);
-
- if ( ASDCP_SUCCESS(result) && Options.read_hmac )
- {
- WriterInfo Info;
- Reader.FillWriterInfo(Info);
-
- if ( Info.UsesHMAC )
- {
- HMAC = new HMACContext;
- result = HMAC->InitKey(Options.key_value, Info.LabelSetType);
- }
- else
- {
- fputs("File does not contain HMAC values, ignoring -m option.\n", stderr);
- }
- }
- }
-
- const int filename_max = 1024;
- char filename[filename_max];
- ui32_t last_frame = Options.start_frame + ( Options.duration ? Options.duration : frame_count);
- if ( last_frame > frame_count )
- last_frame = frame_count;
-
- char left_format[64]; char right_format[64];
- snprintf(left_format, 64, "%%s%%0%duL.j2c", Options.number_width);
- snprintf(right_format, 64, "%%s%%0%duR.j2c", Options.number_width);
-
- for ( ui32_t i = Options.start_frame; ASDCP_SUCCESS(result) && i < last_frame; i++ )
- {
- result = Reader.ReadFrame(i, JP2K::SP_LEFT, FrameBuffer, Context, HMAC);
-
- if ( ASDCP_SUCCESS(result) )
- {
- Kumu::FileWriter OutFile;
- ui32_t write_count;
- snprintf(filename, filename_max, left_format, Options.file_prefix, i);
- result = OutFile.OpenWrite(filename);
-
- if ( ASDCP_SUCCESS(result) )
- result = OutFile.Write(FrameBuffer.Data(), FrameBuffer.Size(), &write_count);
-
- if ( Options.verbose_flag )
- FrameBuffer.Dump(stderr, Options.fb_dump_size);
- }
-
- if ( ASDCP_SUCCESS(result) )
- result = Reader.ReadFrame(i, JP2K::SP_RIGHT, FrameBuffer, Context, HMAC);
-
- if ( ASDCP_SUCCESS(result) )
- {
- Kumu::FileWriter OutFile;
- ui32_t write_count;
- snprintf(filename, filename_max, right_format, Options.file_prefix, i);
- result = OutFile.OpenWrite(filename);
-
- if ( ASDCP_SUCCESS(result) )
- result = OutFile.Write(FrameBuffer.Data(), FrameBuffer.Size(), &write_count);
- }
- }
-
- return result;
-}
-
-// Read one or more plaintext JPEG 2000 codestreams from a plaintext ASDCP file
-// Read one or more plaintext JPEG 2000 codestreams from a ciphertext ASDCP file
-// Read one or more ciphertext JPEG 2000 codestreams from a ciphertext ASDCP file
-//
-Result_t
-read_JP2K_file(CommandOptions& Options)
-{
- AESDecContext* Context = 0;
- HMACContext* HMAC = 0;
- JP2K::MXFReader Reader;
- JP2K::FrameBuffer FrameBuffer(Options.fb_size);
- ui32_t frame_count = 0;
-
- Result_t result = Reader.OpenRead(Options.input_filename);
-
- if ( ASDCP_SUCCESS(result) )
- {
- JP2K::PictureDescriptor PDesc;
- Reader.FillPictureDescriptor(PDesc);
-
- frame_count = PDesc.ContainerDuration;
-
- if ( Options.verbose_flag )
- {
- fprintf(stderr, "Frame Buffer size: %u\n", Options.fb_size);
- JP2K::PictureDescriptorDump(PDesc);
- }
- }
-
- if ( ASDCP_SUCCESS(result) && Options.key_flag )
- {
- Context = new AESDecContext;
- result = Context->InitKey(Options.key_value);
-
- if ( ASDCP_SUCCESS(result) && Options.read_hmac )
- {
- WriterInfo Info;
- Reader.FillWriterInfo(Info);
-
- if ( Info.UsesHMAC )
- {
- HMAC = new HMACContext;
- result = HMAC->InitKey(Options.key_value, Info.LabelSetType);
- }
- else
- {
- fputs("File does not contain HMAC values, ignoring -m option.\n", stderr);
- }
- }
- }
-
- ui32_t last_frame = Options.start_frame + ( Options.duration ? Options.duration : frame_count);
- if ( last_frame > frame_count )
- last_frame = frame_count;
-
- char name_format[64];
- snprintf(name_format, 64, "%%s%%0%du.j2c", Options.number_width);
-
- for ( ui32_t i = Options.start_frame; ASDCP_SUCCESS(result) && i < last_frame; i++ )
- {
- result = Reader.ReadFrame(i, FrameBuffer, Context, HMAC);
-
- if ( ASDCP_SUCCESS(result) )
- {
- Kumu::FileWriter OutFile;
- char filename[256];
- ui32_t write_count;
- snprintf(filename, 256, name_format, Options.file_prefix, i);
- result = OutFile.OpenWrite(filename);
-
- if ( ASDCP_SUCCESS(result) )
- result = OutFile.Write(FrameBuffer.Data(), FrameBuffer.Size(), &write_count);
-
- if ( Options.verbose_flag )
- FrameBuffer.Dump(stderr, Options.fb_dump_size);
- }
- }
-
- return result;
-}
-
-//------------------------------------------------------------------------------------------
-// PCM essence
-
-// Read one or more plaintext PCM audio streams from a plaintext ASDCP file
-// Read one or more plaintext PCM audio streams from a ciphertext ASDCP file
-// Read one or more ciphertext PCM audio streams from a ciphertext ASDCP file
-//
-Result_t
-read_PCM_file(CommandOptions& Options)
-{
- AESDecContext* Context = 0;
- HMACContext* HMAC = 0;
- PCM::MXFReader Reader;
- PCM::FrameBuffer FrameBuffer;
- WavFileWriter OutWave;
- PCM::AudioDescriptor ADesc;
- ui32_t last_frame = 0;
-
- Result_t result = Reader.OpenRead(Options.input_filename);
-
- if ( ASDCP_SUCCESS(result) )
- {
- Reader.FillAudioDescriptor(ADesc);
-
- if ( ADesc.EditRate != EditRate_23_98
- && ADesc.EditRate != EditRate_24
- && ADesc.EditRate != EditRate_25
- && ADesc.EditRate != EditRate_30
- && ADesc.EditRate != EditRate_48
- && ADesc.EditRate != EditRate_50
- && ADesc.EditRate != EditRate_60 )
- ADesc.EditRate = Options.PictureRate();
-
- FrameBuffer.Capacity(PCM::CalcFrameBufferSize(ADesc));
-
- if ( Options.verbose_flag )
- PCM::AudioDescriptorDump(ADesc);
- }
-
- if ( ASDCP_SUCCESS(result) )
- {
- last_frame = ADesc.ContainerDuration;
-
- if ( Options.duration > 0 && Options.duration < last_frame )
- last_frame = Options.duration;
-
- if ( Options.start_frame > 0 )
- {
- if ( Options.start_frame > ADesc.ContainerDuration )
- {
- fprintf(stderr, "Start value greater than file duration.\n");
- return RESULT_FAIL;
- }
-
- last_frame = Kumu::xmin(Options.start_frame + last_frame, ADesc.ContainerDuration);
- }
-
- ADesc.ContainerDuration = last_frame - Options.start_frame;
- OutWave.OpenWrite(ADesc, Options.file_prefix,
- ( Options.split_wav ? WavFileWriter::ST_STEREO :
- ( Options.mono_wav ? WavFileWriter::ST_MONO : WavFileWriter::ST_NONE ) ));
- }
-
- if ( ASDCP_SUCCESS(result) && Options.key_flag )
- {
- Context = new AESDecContext;
- result = Context->InitKey(Options.key_value);
-
- if ( ASDCP_SUCCESS(result) && Options.read_hmac )
- {
- WriterInfo Info;
- Reader.FillWriterInfo(Info);
-
- if ( Info.UsesHMAC )
- {
- HMAC = new HMACContext;
- result = HMAC->InitKey(Options.key_value, Info.LabelSetType);
- }
- else
- {
- fputs("File does not contain HMAC values, ignoring -m option.\n", stderr);
- }
- }
- }
-
- for ( ui32_t i = Options.start_frame; ASDCP_SUCCESS(result) && i < last_frame; i++ )
- {
- result = Reader.ReadFrame(i, FrameBuffer, Context, HMAC);
-
- if ( ASDCP_SUCCESS(result) )
- {
- if ( Options.verbose_flag )
- FrameBuffer.Dump(stderr, Options.fb_dump_size);
-
- result = OutWave.WriteFrame(FrameBuffer);
- }
- }
-
- return result;
-}
-
-
-//------------------------------------------------------------------------------------------
-// TimedText essence
-
-// Read one or more timed text streams from a plaintext ASDCP file
-// Read one or more timed text streams from a ciphertext ASDCP file
-// Read one or more timed text streams from a ciphertext ASDCP file
-//
-Result_t
-read_timed_text_file(CommandOptions& Options)
-{
- AESDecContext* Context = 0;
- HMACContext* HMAC = 0;
- TimedText::MXFReader Reader;
- TimedText::FrameBuffer FrameBuffer;
- TimedText::TimedTextDescriptor TDesc;
-
- Result_t result = Reader.OpenRead(Options.input_filename);
-
- if ( ASDCP_SUCCESS(result) )
- {
- Reader.FillTimedTextDescriptor(TDesc);
- FrameBuffer.Capacity(Options.fb_size);
-
- if ( Options.verbose_flag )
- TimedText::DescriptorDump(TDesc);
- }
-
- if ( ASDCP_SUCCESS(result) && Options.key_flag )
- {
- Context = new AESDecContext;
- result = Context->InitKey(Options.key_value);
-
- if ( ASDCP_SUCCESS(result) && Options.read_hmac )
- {
- WriterInfo Info;
- Reader.FillWriterInfo(Info);
-
- if ( Info.UsesHMAC )
- {
- HMAC = new HMACContext;
- result = HMAC->InitKey(Options.key_value, Info.LabelSetType);
- }
- else
- {
- fputs("File does not contain HMAC values, ignoring -m option.\n", stderr);
- }
- }
- }
-
- if ( ASDCP_FAILURE(result) )
- return result;
-
- std::string XMLDoc;
- std::string out_path = Kumu::PathDirname(Options.file_prefix);
- ui32_t write_count;
- char buf[64];
- TimedText::ResourceList_t::const_iterator ri;
-
- result = Reader.ReadTimedTextResource(XMLDoc, Context, HMAC);
-
- if ( ASDCP_SUCCESS(result) )
- {
- Kumu::FileWriter Writer;
- result = Writer.OpenWrite(Options.file_prefix);
-
- if ( ASDCP_SUCCESS(result) )
- result = Writer.Write(reinterpret_cast<const byte_t*>(XMLDoc.c_str()), XMLDoc.size(), &write_count);
- }
-
- for ( ri = TDesc.ResourceList.begin() ; ri != TDesc.ResourceList.end() && ASDCP_SUCCESS(result); ri++ )
- {
- result = Reader.ReadAncillaryResource(ri->ResourceID, FrameBuffer, Context, HMAC);
-
- if ( ASDCP_SUCCESS(result) )
- {
- Kumu::FileWriter Writer;
- result = Writer.OpenWrite(Kumu::PathJoin(out_path, Kumu::UUID(ri->ResourceID).EncodeHex(buf, 64)).c_str());
-
- if ( ASDCP_SUCCESS(result) )
- {
- if ( Options.verbose_flag )
- FrameBuffer.Dump(stderr, Options.fb_dump_size);
-
- result = Writer.Write(FrameBuffer.RoData(), FrameBuffer.Size(), &write_count);
- }
- }
- }
-
- return result;
-}
-
-//
-int
-main(int argc, const char** argv)
-{
- Result_t result = RESULT_OK;
- char str_buf[64];
- 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;
- }
-
- if ( Options.mode == MMT_GOP_START )
- {
- result = gop_start_test(Options);
- }
- else if ( Options.mode == MMT_EXTRACT )
- {
- EssenceType_t EssenceType;
- result = ASDCP::EssenceType(Options.input_filename, EssenceType);
-
- if ( ASDCP_SUCCESS(result) )
- {
- switch ( EssenceType )
- {
- case ESS_MPEG2_VES:
- result = read_MPEG2_file(Options);
- break;
-
- case ESS_JPEG_2000:
- if ( Options.stereo_image_flag )
- result = read_JP2K_S_file(Options);
- else
- result = read_JP2K_file(Options);
- break;
-
- case ESS_JPEG_2000_S:
- result = read_JP2K_S_file(Options);
- break;
-
- case ESS_PCM_24b_48k:
- case ESS_PCM_24b_96k:
- result = read_PCM_file(Options);
- break;
-
- case ESS_TIMED_TEXT:
- result = read_timed_text_file(Options);
- break;
-
- default:
- fprintf(stderr, "%s: Unknown file type, not ASDCP essence.\n", Options.input_filename);
- return 5;
- }
- }
- }
- else
- {
- fprintf(stderr, "Unhandled mode: %d.\n", Options.mode);
- return 6;
- }
-
- if ( ASDCP_FAILURE(result) )
- {
- fputs("Program stopped on error.\n", stderr);
-
- if ( result == RESULT_SFORMAT )
- {
- fputs("Use option '-3' to force stereoscopic mode.\n", stderr);
- }
- else if ( result != RESULT_FAIL )
- {
- fputs(result, stderr);
- fputc('\n', stderr);
- }
-
- return 1;
- }
-
- return 0;
-}
-
-
-//
-// end asdcp-unwrap.cpp
-//