comparison data/fileio/CSVFormat.h @ 1515:ffec849858a7 import-audio-data

Add sample-range support to CSVFormat

         ColumnLarge      = 16,  // Values "quickly" grew to over 1000
         ColumnSigned     = 32,  // Some negative values were seen
         ColumnNearEmpty  = 64,  // Nothing in this column beyond first row
     };
     typedef unsigned int ColumnQualities;
+
+    enum AudioSampleRange {
+        SampleRangeSigned1 = 0, //     -1 .. 1
+        SampleRangeUnsigned255, //      0 .. 255
+        SampleRangeSigned32767, // -32768 .. 32767
+        SampleRangeOther        // Other/unknown: Normalise on load
+    };
 
     CSVFormat() : // arbitrary defaults
         m_modelType(TwoDimensionalModel),
         m_timingType(ExplicitTiming),
         m_timeUnits(TimeSeconds),

     bool         m_variableColumnCount;
 
     QList<ColumnQualities> m_columnQualities;
     QList<ColumnPurpose> m_columnPurposes;
 
+    AudioSampleRange m_audioSampleRange;
+
     QList<float> m_prevValues;
 
     bool m_allowQuoting;
 
     QList<QStringList> m_example;
     int m_maxExampleCols;
 
     void guessSeparator(QString line);
     void guessQualities(QString line, int lineno);
     void guessPurposes();
-
-    void guessFormatFor_Old(QString path);
- 
+    void guessAudioSampleRange();
 };
 
 #endif