* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007 *
- * by the Xiph.Org Foundation http://www.xiph.org/ *
+ * by the Xiph.Org Foundation https://xiph.org/ *
* *
********************************************************************
function: vorbis coded test suite using vorbisfile
- last mod: $Id: test.c 13293 2007-07-24 00:09:47Z erikd $
********************************************************************/
#include "util.h"
#include "write_read.h"
-#define DATA_LEN 2048
+#define DATA_LEN 2048
-#define MAX(a,b) ((a) > (b) ? (a) : (b))
+#define MAX(a,b) ((a) > (b) ? (a) : (b))
-static int check_output (const float * data_in, unsigned len);
+static int check_output (const float * data_in, unsigned len, float allowable);
int
main(void){
int sample_rates [] = { 44100, 48000, 32000, 22050, 16000, 96000 } ;
unsigned k ;
int errors = 0 ;
+ int ch;
gen_windowed_sine (data_out, ARRAY_LEN (data_out), 0.95);
- for (k = 0 ; k < ARRAY_LEN (sample_rates); k ++) {
- char filename [64] ;
- snprintf (filename, sizeof (filename), "vorbis_%u.ogg", sample_rates [k]);
-
- printf (" %-20s : ", filename);
- fflush (stdout);
-
- /* Set to know value. */
- set_data_in (data_in, ARRAY_LEN (data_in), 3.141);
-
- write_vorbis_data_or_die (filename, sample_rates [k], data_out, ARRAY_LEN (data_out));
- read_vorbis_data_or_die (filename, sample_rates [k], data_in, ARRAY_LEN (data_in));
-
- if (check_output (data_in, ARRAY_LEN (data_in)) != 0)
- errors ++ ;
- else {
- puts ("ok");
- remove (filename);
- }
+ for(ch=1;ch<=8;ch++){
+ float q=-.05;
+ printf("\nTesting %d channel%s\n\n",ch,ch==1?"":"s");
+ while(q<1.){
+ for (k = 0 ; k < ARRAY_LEN (sample_rates); k ++) {
+ char filename [64] ;
+ snprintf (filename, sizeof (filename), "vorbis_%dch_q%.1f_%u.ogg", ch,q*10,sample_rates [k]);
+
+ printf (" %-20s : ", filename);
+ fflush (stdout);
+
+ /* Set to know value. */
+ set_data_in (data_in, ARRAY_LEN (data_in), 3.141);
+
+ write_vorbis_data_or_die (filename, sample_rates [k], q, data_out, ARRAY_LEN (data_out),ch);
+ read_vorbis_data_or_die (filename, sample_rates [k], data_in, ARRAY_LEN (data_in));
+
+ if (check_output (data_in, ARRAY_LEN (data_in), (.15f - .1f*q)) != 0)
+ errors ++ ;
+ else {
+ puts ("ok");
+ remove (filename);
+ }
+ }
+ q+=.1;
+ }
}
if (errors)
}
static int
-check_output (const float * data_in, unsigned len)
+check_output (const float * data_in, unsigned len, float allowable)
{
float max_abs = 0.0 ;
unsigned k ;
float temp = fabs (data_in [k]);
max_abs = MAX (max_abs, temp);
}
-
- if (max_abs < 0.9) {
+
+ if (max_abs < 0.95-allowable) {
printf ("Error : max_abs (%f) too small.\n", max_abs);
return 1 ;
- } else if (max_abs > 1.0) {
+ } else if (max_abs > .95+allowable) {
printf ("Error : max_abs (%f) too big.\n", max_abs);
return 1 ;
}