Fix GCC warnings for variably modified arrays

diff --git a/src/gain_analysis.c b/src/gain_analysis.c
index a28101e..85b006a 100644 (file)
--- a/src/gain_analysis.c
+++ b/src/gain_analysis.c
@@ -98,13 +98,13 @@ typedef signed int      Int32_t;
 #define YULE_ORDER         10\r
 #define BUTTER_ORDER        2\r
 #define RMS_PERCENTILE      0.95        // percentile which is louder than the proposed level\r
-#define MAX_SAMP_FREQ   48000.          // maximum allowed sample frequency [Hz]\r
-#define RMS_WINDOW_TIME     0.050       // Time slice size [s]\r
-#define STEPS_per_dB      100.          // Table entries per dB\r
-#define MAX_dB            120.          // Table entries for 0...MAX_dB (normal max. values are 70...80 dB)\r
+#define MAX_SAMP_FREQ   48000           // maximum allowed sample frequency [Hz]\r
+#define RMS_WINDOW_TIME    50           // Time slice size [ms]\r
+#define STEPS_per_dB      100           // Table entries per dB\r
+#define MAX_dB            120           // Table entries for 0...MAX_dB (normal max. values are 70...80 dB)\r
 \r
 #define MAX_ORDER               (BUTTER_ORDER > YULE_ORDER ? BUTTER_ORDER : YULE_ORDER)\r
-#define MAX_SAMPLES_PER_WINDOW  (size_t) (MAX_SAMP_FREQ * RMS_WINDOW_TIME)      // max. Samples per Time slice\r
+#define MAX_SAMPLES_PER_WINDOW  (MAX_SAMP_FREQ * RMS_WINDOW_TIME / 1000)      // max. Samples per Time slice\r
 #define PINK_REF                64.82 //298640883795                              // calibration value\r
 \r
 Float_t          linprebuf [MAX_ORDER * 2];\r
@@ -223,7 +223,7 @@ ResetSampleFrequency ( long samplefreq ) {
         default:    return INIT_GAIN_ANALYSIS_ERROR;\r
     }\r
 \r
-    sampleWindow = (int) ceil (samplefreq * RMS_WINDOW_TIME);\r
+    sampleWindow = (int) ceil (samplefreq * ( (float_t) RMS_WINDOW_TIME) / 1000);\r
 \r
     lsum         = 0.;\r
     rsum         = 0.;\r
@@ -314,7 +314,7 @@ AnalyzeSamples ( const Float_t* left_samples, const Float_t* right_samples, size
         cursamplepos += cursamples;\r
         totsamp      += cursamples;\r
         if ( totsamp == sampleWindow ) {  // Get the Root Mean Square (RMS) for this set of samples\r
-            double  val  = STEPS_per_dB * 10. * log10 ( (lsum+rsum) / totsamp * 0.5 + 1.e-37 );\r
+            double  val  = (float_t) STEPS_per_dB * 10. * log10 ( (lsum+rsum) / totsamp * 0.5 + 1.e-37 );\r
             int     ival = (int) val;\r
             if ( ival <                     0 ) ival = 0;\r
             if ( ival >= sizeof(A)/sizeof(*A) ) ival = sizeof(A)/sizeof(*A) - 1;\r