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Fix Coverity Scan warnings #64

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Merged
merged 3 commits into from
Aug 20, 2014
Merged

Fix Coverity Scan warnings #64

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50843b9
Common: fix variable used after null check
Aug 20, 2014
c838aea
Common: fix out-of-bounds access in setters functions of ParamSet
Aug 20, 2014
a0aed62
VideoStreamProperties: fix uninitialized variable topFieldFirst
Aug 20, 2014
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1 change: 1 addition & 0 deletions src/AvTranscoder/Metadatas/VideoStreamProperties.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -124,6 +124,7 @@ VideoProperties videoStreamInfo(
vp.maxBitRate = codec_context->rc_max_rate;
vp.minBitRate = codec_context->rc_min_rate;
vp.isInterlaced = false;
vp.topFieldFirst = false;

vp.ticksPerFrame = codec_context->ticks_per_frame,
vp.width = codec_context->width,
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36 changes: 14 additions & 22 deletions src/AvTranscoder/common.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -27,16 +27,14 @@ void ParamSet::set( const std::string& key, const std::string& flag, const bool

if( ! flagOpt )
{
std::cout << flag << std::endl << " : " << flagOpt->default_val.i64 << std::endl;
throw std::runtime_error( "unknown flag " + flag );
}

error = av_opt_get_int( _objContext, key.c_str(), AV_OPT_SEARCH_CHILDREN, &optVal );
if( error != 0 )
{
std::string err( "", AV_ERROR_MAX_STRING_SIZE );
//av_make_error_string( const_cast<char*>(err.c_str()), err.size(), error );
av_strerror( error, const_cast<char*>(err.c_str()), err.size() );
char err[AV_ERROR_MAX_STRING_SIZE];
av_strerror( error, err, AV_ERROR_MAX_STRING_SIZE );
throw std::runtime_error( "unknown key " + key + ": " + err );
}

Expand All @@ -48,9 +46,8 @@ void ParamSet::set( const std::string& key, const std::string& flag, const bool
error = av_opt_set_int( _objContext, key.c_str(), optVal, AV_OPT_SEARCH_CHILDREN );
if( error != 0 )
{
std::string err( "", AV_ERROR_MAX_STRING_SIZE );
//av_make_error_string( const_cast<char*>(err.c_str()), err.size(), error );
av_strerror( error, const_cast<char*>(err.c_str()), err.size() );
char err[AV_ERROR_MAX_STRING_SIZE];
av_strerror( error, err, AV_ERROR_MAX_STRING_SIZE );
throw std::runtime_error( "setting " + key + " parameter to " + flag + ": " + err );
}
}
Expand All @@ -60,9 +57,8 @@ void ParamSet::set( const std::string& key, const bool value )
int error = av_opt_set_int( _objContext, key.c_str(), value, AV_OPT_SEARCH_CHILDREN );
if( error != 0 )
{
std::string err( "", AV_ERROR_MAX_STRING_SIZE );
//av_make_error_string( const_cast<char*>(err.c_str()), err.size(), error );
av_strerror( error, const_cast<char*>(err.c_str()), err.size() );
char err[AV_ERROR_MAX_STRING_SIZE];
av_strerror( error, err, AV_ERROR_MAX_STRING_SIZE );
throw std::runtime_error( "setting " + key + " parameter to " + ( value ? "true" : "false" ) + ": " + err );
}
}
Expand All @@ -76,9 +72,8 @@ void ParamSet::set( const std::string& key, const int value )
{
std::ostringstream os;
os << value;
std::string err( "", AV_ERROR_MAX_STRING_SIZE );
//av_make_error_string( const_cast<char*>(err.c_str()), err.size(), error );
av_strerror( error, const_cast<char*>(err.c_str()), err.size() );
char err[AV_ERROR_MAX_STRING_SIZE];
av_strerror( error, err, AV_ERROR_MAX_STRING_SIZE );
throw std::runtime_error( "setting " + key + " parameter to " + os.str() + ": " + err );
}
}
Expand All @@ -93,9 +88,8 @@ void ParamSet::set( const std::string& key, const int num, const int den )
{
std::ostringstream os;
os << num << "/" << den;
std::string err( "", AV_ERROR_MAX_STRING_SIZE );
//av_make_error_string( const_cast<char*>(err.c_str()), err.size(), error );
av_strerror( error, const_cast<char*>(err.c_str()), err.size() );
char err[AV_ERROR_MAX_STRING_SIZE];
av_strerror( error, err, AV_ERROR_MAX_STRING_SIZE );
throw std::runtime_error( "setting " + key + " parameter to " + os.str() + ": " + err );
}
}
Expand All @@ -107,9 +101,8 @@ void ParamSet::set( const std::string& key, const double value )
{
std::ostringstream os;
os << value;
std::string err( "", AV_ERROR_MAX_STRING_SIZE );
//av_make_error_string( const_cast<char*>(err.c_str()), err.size(), error );
av_strerror( error, const_cast<char*>(err.c_str()), err.size() );
char err[AV_ERROR_MAX_STRING_SIZE];
av_strerror( error, err, AV_ERROR_MAX_STRING_SIZE );
throw std::runtime_error( "setting " + key + " parameter to " + os.str() + ": " + err );
}
}
Expand All @@ -119,9 +112,8 @@ void ParamSet::set( const std::string& key, const std::string& value )
int error = av_opt_set( _objContext, key.c_str(), value.c_str(), AV_OPT_SEARCH_CHILDREN );
if( error != 0 )
{
std::string err( "", AV_ERROR_MAX_STRING_SIZE );
//av_make_error_string( const_cast<char*>(err.c_str()), err.size(), error );
av_strerror( error, const_cast<char*>(err.c_str()), err.size() );
char err[AV_ERROR_MAX_STRING_SIZE];
av_strerror( error, err, AV_ERROR_MAX_STRING_SIZE );
throw std::runtime_error( "setting " + key + " parameter to " + value + ": " + err );
}
}
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