diff options
Diffstat (limited to 'asdcplib/src/blackwave.cpp')
| -rw-r--r-- | asdcplib/src/blackwave.cpp | 245 |
1 files changed, 0 insertions, 245 deletions
diff --git a/asdcplib/src/blackwave.cpp b/asdcplib/src/blackwave.cpp deleted file mode 100644 index 8498655..0000000 --- a/asdcplib/src/blackwave.cpp +++ /dev/null @@ -1,245 +0,0 @@ -/* -Copyright (c) 2005-2009, 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 wavsplit.cpp - \version $Id: blackwave.cpp,v 1.10 2010/02/16 18:40:57 jhurst Exp $ - \brief Black WAV file generator -*/ - -#include "Wav.h" -#include <assert.h> - -using namespace ASDCP; - -//------------------------------------------------------------------------------------------ -// -// command line option parser class - -static const char* PROGRAM_NAME = "blackwave"; // 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) 2005-2009 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 [-v|-h[-d]] <filename>\n\ -\n\ - -V - Show version\n\ - -h - Show help\n\ - -d <duration> - Number of 2k-sample frames to process, default 1440\n\ -\n\ -Other Options:\n\ - -v - Verbose, show extra detail during run\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); -} - -// -// -class CommandOptions -{ - CommandOptions(); - -public: - bool error_flag; // true if the given options are in error or not complete - 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 - ui32_t duration; // number of frames to be processed - const char* filename; // filename prefix for files written by the extract mode - - CommandOptions(int argc, const char** argv) : - error_flag(true), verbose_flag(false), version_flag(false), help_flag(false), - duration(1440), filename(0) - { - 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 'v': verbose_flag = true; break; - - case 'd': - TEST_EXTRA_ARG(i, 'd'); - duration = atoi(argv[i]); // TODO: test for negative value, should use strtol() - break; - - default: - fprintf(stderr, "Unrecognized option: %c\n", argv[i][1]); - return; - } - } - else - { - if ( filename ) - { - fprintf(stderr, "Unexpected extra filename.\n"); - return; - } - - filename = argv[i]; - } - } - - if ( filename == 0 ) - { - fputs("Output filename required.\n", stderr); - return; - } - - error_flag = false; - } -}; - - -// -// -Result_t -make_black_wav_file(CommandOptions& Options) -{ - PCM::FrameBuffer FrameBuffer; - PCM::AudioDescriptor ADesc; - - ADesc.EditRate = Rational(24,1); - ADesc.AudioSamplingRate = ASDCP::SampleRate_48k; - ADesc.Locked = 0; - ADesc.ChannelCount = 1; - ADesc.QuantizationBits = 24; - ADesc.BlockAlign = 3; - ADesc.AvgBps = 14400; - ADesc.LinkedTrackID = 1; - ADesc.ContainerDuration = Options.duration; - - // fill the frame buffer with a frame (2000 samples) of black - FrameBuffer.Capacity(PCM::CalcFrameBufferSize(ADesc)); - memset(FrameBuffer.Data(), 0, FrameBuffer.Capacity()); - FrameBuffer.Size(FrameBuffer.Capacity()); - - if ( Options.verbose_flag ) - { - fprintf(stderr, "48Khz PCM Audio, %s fps (%u spf)\n", "24", - PCM::CalcSamplesPerFrame(ADesc)); - fputs("AudioDescriptor:\n", stderr); - PCM::AudioDescriptorDump(ADesc); - } - - // set up output file - Kumu::FileWriter OutFile; - Result_t result = OutFile.OpenWrite(Options.filename); - - if ( ASDCP_SUCCESS(result) ) - { - Wav::SimpleWaveHeader WavHeader(ADesc); - result = WavHeader.WriteToFile(OutFile); - } - - if ( ASDCP_SUCCESS(result) ) - { - ui32_t write_count = 0; - ui32_t duration = 0; - - while ( ASDCP_SUCCESS(result) && (duration++ < Options.duration) ) - { - result = OutFile.Write(FrameBuffer.Data(), FrameBuffer.Size(), &write_count); - } - - if ( result == RESULT_ENDOFFILE ) - result = RESULT_OK; - } - - return RESULT_OK; -} - - -// -int -main(int argc, const char** argv) -{ - Result_t result = RESULT_OK; - CommandOptions Options(argc, argv); - - if ( Options.help_flag ) - { - usage(); - return 0; - } - - if ( Options.error_flag ) - return 3; - - if ( Options.version_flag ) - banner(); - - else - result = make_black_wav_file(Options); - - if ( result != RESULT_OK ) - { - fputs("Program stopped on error.\n", stderr); - - if ( result != RESULT_FAIL ) - { - fputs(result, stderr); - fputc('\n', stderr); - } - - return 1; - } - - return 0; -} - - -// |