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///////////////////////////////////////////////////////////////////////////////
//
// The contents of this file are subject to the Mozilla Public License
// Version 1.1 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is MP4v2.
//
// The Initial Developer of the Original Code is Kona Blend.
// Portions created by Kona Blend are Copyright (C) 2008.
// Portions created by David Byron are Copyright (C) 2010.
// All Rights Reserved.
//
// Contributors:
// Kona Blend, kona8lend@@gmail.com
// David Byron, dbyron@dbyron.com
//
///////////////////////////////////////////////////////////////////////////////
#include "util/impl.h"
namespace mp4v2 { namespace util {
///////////////////////////////////////////////////////////////////////////////
class FileUtility : public Utility
{
private:
enum FileLongCode {
LC_LIST = _LC_MAX,
LC_OPTIMIZE,
LC_DUMP,
};
public:
FileUtility( int, char** );
protected:
// delegates implementation
bool utility_option( int, bool& );
bool utility_job( JobContext& );
private:
bool actionList ( JobContext& );
bool actionOptimize ( JobContext& );
bool actionDump ( JobContext& );
private:
Group _actionGroup;
bool (FileUtility::*_action)( JobContext& );
};
///////////////////////////////////////////////////////////////////////////////
FileUtility::FileUtility( int argc, char** argv )
: Utility ( "mp4file", argc, argv )
, _actionGroup ( "ACTIONS" )
, _action ( NULL )
{
// add standard options which make sense for this utility
_group.add( STD_DRYRUN );
_group.add( STD_KEEPGOING );
_group.add( STD_QUIET );
_group.add( STD_DEBUG );
_group.add( STD_VERBOSE );
_group.add( STD_HELP );
_group.add( STD_VERSION );
_group.add( STD_VERSIONX );
_actionGroup.add( "list", false, LC_LIST, "list (summary information)" );
_actionGroup.add( "optimize", false, LC_OPTIMIZE, "optimize mp4 structure" );
_actionGroup.add( "dump", false, LC_DUMP, "dump mp4 structure in human-readable format" );
_groups.push_back( &_actionGroup );
_usage = "[OPTION]... ACTION file...";
_description =
// 79-cols, inclusive, max desired width
// |----------------------------------------------------------------------------|
"\nFor each mp4 file specified, perform the specified ACTION. An action must be"
"\nspecified. Some options are not applicable to some actions.";
}
///////////////////////////////////////////////////////////////////////////////
bool
FileUtility::actionDump( JobContext& job )
{
job.fileHandle = MP4Read( job.file.c_str() );
if( job.fileHandle == MP4_INVALID_FILE_HANDLE )
return herrf( "unable to open for read: %s\n", job.file.c_str() );
if( !MP4Dump( job.fileHandle, _debugImplicits ))
return herrf( "dump failed: %s\n", job.file.c_str() );
return SUCCESS;
}
///////////////////////////////////////////////////////////////////////////////
bool
FileUtility::actionList( JobContext& job )
{
ostringstream report;
const int wbrand = 5;
const int wcompat = 18;
const int wsizing = 6;
const string sep = " ";
if( _jobCount == 0 ) {
report << setw(wbrand) << left << "BRAND"
<< sep << setw(wcompat) << left << "COMPAT"
<< sep << setw(wsizing) << left << "SIZING"
<< sep << setw(0) << "FILE"
<< '\n';
report << setfill('-') << setw(70) << "" << setfill(' ') << '\n';
}
job.fileHandle = MP4Read( job.file.c_str() );
if( job.fileHandle == MP4_INVALID_FILE_HANDLE )
return herrf( "unable to open for read: %s\n", job.file.c_str() );
FileSummaryInfo info;
if( fileFetchSummaryInfo( job.fileHandle, info ))
return herrf( "unable to fetch file summary info" );
string compat;
{
const FileSummaryInfo::BrandSet::iterator ie = info.compatible_brands.end();
int count = 0;
for( FileSummaryInfo::BrandSet::iterator it = info.compatible_brands.begin(); it != ie; it++, count++ ) {
if( count > 0 )
compat += ',';
compat += *it;
}
}
const bool sizing = info.nlargesize | info.nversion1 | info.nspecial;
report << setw(wbrand) << left << info.major_brand
<< sep << setw(wcompat) << left << compat
<< sep << setw(wsizing) << left << (sizing ? "64-bit" : "32-bit")
<< sep << job.file
<< '\n';
verbose1f( "%s", report.str().c_str() );
return SUCCESS;
}
///////////////////////////////////////////////////////////////////////////////
bool
FileUtility::actionOptimize( JobContext& job )
{
verbose1f( "optimizing %s\n", job.file.c_str() );
if( dryrunAbort() )
return SUCCESS;
if( !MP4Optimize( job.file.c_str(), NULL ))
return herrf( "optimize failed: %s\n", job.file.c_str() );
return SUCCESS;
}
///////////////////////////////////////////////////////////////////////////////
bool
FileUtility::utility_job( JobContext& job )
{
if( !_action )
return herrf( "no action specified\n" );
return (this->*_action)( job );
}
///////////////////////////////////////////////////////////////////////////////
bool
FileUtility::utility_option( int code, bool& handled )
{
handled = true;
switch( code ) {
case LC_LIST:
_action = &FileUtility::actionList;
break;
case LC_OPTIMIZE:
_action = &FileUtility::actionOptimize;
break;
case LC_DUMP:
_action = &FileUtility::actionDump;
break;
default:
handled = false;
break;
}
return SUCCESS;
}
///////////////////////////////////////////////////////////////////////////////
}} // namespace mp4v2::util
///////////////////////////////////////////////////////////////////////////////
extern "C"
int main( int argc, char** argv )
{
mp4v2::util::FileUtility util( argc, argv );
return util.process();
}
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