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prevent division by zero in FileRead::getRawInfo

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Ariel Elkin
2014-01-03 03:34:34 +01:00
parent 3369940892
commit 4078d9309d
1 changed files with 8 additions and 0 deletions
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8
src/FileRead.cpp
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@@ -141,6 +141,10 @@ bool FileRead :: getRawInfo( const char *fileName, unsigned int nChannels, StkFo
oStream_ << "FileRead: Could not stat RAW file (" << fileName << ")."; oStream_ << "FileRead: Could not stat RAW file (" << fileName << ").";
return false; return false;
} }
if ( nChannels == 0 ) {
oStream_ << "FileRead: number of channels can't be 0 (" << fileName << ").";
return false;
}
// Rawwave files have no header and by default, are assumed to // Rawwave files have no header and by default, are assumed to
// contain a monophonic stream of 16-bit signed integers in // contain a monophonic stream of 16-bit signed integers in
@@ -155,6 +159,10 @@ bool FileRead :: getRawInfo( const char *fileName, unsigned int nChannels, StkFo
else if ( format == STK_SINT16 ) sampleBytes = 2; else if ( format == STK_SINT16 ) sampleBytes = 2;
else if ( format == STK_SINT32 || format == STK_FLOAT32 ) sampleBytes = 4; else if ( format == STK_SINT32 || format == STK_FLOAT32 ) sampleBytes = 4;
else if ( format == STK_FLOAT64 ) sampleBytes = 8; else if ( format == STK_FLOAT64 ) sampleBytes = 8;
else {
oStream_ << "FileRead: StkFormat " << format << " is invalid (" << fileName << ").";
return false;
}
fileSize_ = (long) filestat.st_size / sampleBytes / channels_; // length in frames fileSize_ = (long) filestat.st_size / sampleBytes / channels_; // length in frames