Proper check for --help and -h parameters

[ffmpeg] / libavcodec / fft-test.c

diff --git a/libavcodec/fft-test.c b/libavcodec/fft-test.c
index fd3346b9bdc7c61160ff7ce6ad690e980eda0c71..8ac04611aa94a336f6a99f627a4cf470ee768c85 100644 (file)
--- a/libavcodec/fft-test.c
+++ b/libavcodec/fft-test.c
@@ -50,7 +50,7 @@ FFTComplex *exptab;
 void fft_ref_init(int nbits, int inverse)
 {
     int n, i;
-    float c1, s1, alpha;
+    double c1, s1, alpha;
 
     n = 1 << nbits;
     exptab = av_malloc((n / 2) * sizeof(FFTComplex));
@@ -69,7 +69,7 @@ void fft_ref_init(int nbits, int inverse)
 void fft_ref(FFTComplex *tabr, FFTComplex *tab, int nbits)
 {
     int n, i, j, k, n2;
-    float tmp_re, tmp_im, s, c;
+    double tmp_re, tmp_im, s, c;
     FFTComplex *q;
 
     n = 1 << nbits;
@@ -95,10 +95,11 @@ void fft_ref(FFTComplex *tabr, FFTComplex *tab, int nbits)
     }
 }
 
-void imdct_ref(float *out, float *in, int n)
+void imdct_ref(float *out, float *in, int nbits)
 {
+    int n = 1<<nbits;
     int k, i, a;
-    float sum, f;
+    double sum, f;
 
     for(i=0;i<n;i++) {
         sum = 0;
@@ -112,10 +113,11 @@ void imdct_ref(float *out, float *in, int n)
 }
 
 /* NOTE: no normalisation by 1 / N is done */
-void mdct_ref(float *output, float *input, int n)
+void mdct_ref(float *output, float *input, int nbits)
 {
+    int n = 1<<nbits;
     int k, i;
-    float a, s;
+    double a, s;
 
     /* do it by hand */
     for(k=0;k<n/2;k++) {
@@ -246,11 +248,11 @@ int main(int argc, char **argv)
 
     if (do_mdct) {
         if (do_inverse) {
-            imdct_ref((float *)tab_ref, (float *)tab1, fft_size);
+            imdct_ref((float *)tab_ref, (float *)tab1, fft_nbits);
             ff_imdct_calc(m, tab2, (float *)tab1, tabtmp);
             check_diff((float *)tab_ref, tab2, fft_size);
         } else {
-            mdct_ref((float *)tab_ref, (float *)tab1, fft_size);
+            mdct_ref((float *)tab_ref, (float *)tab1, fft_nbits);
 
             ff_mdct_calc(m, tab2, (float *)tab1, tabtmp);