tests: More useful output of make check

[pulseaudio] / src / tests / voltest.c

diff --git a/src/tests/voltest.c b/src/tests/voltest.c
index 64aec5c6ba957affc6b123349291320aa64421c4..f7405ffe6e3477d2bfcca9886de33d96e2d29c42 100644 (file)
--- a/src/tests/voltest.c
+++ b/src/tests/voltest.c
@@ -22,10 +22,11 @@
 #endif
 
 #include <stdio.h>
+#include <math.h>
 
 #include <pulse/volume.h>
-#include <pulse/gccmacro.h>
 
+#include <pulsecore/log.h>
 #include <pulsecore/macro.h>
 
 int main(int argc, char *argv[]) {
@@ -33,16 +34,21 @@ int main(int argc, char *argv[]) {
     pa_cvolume cv;
     float b;
     pa_channel_map map;
+    pa_volume_t md = 0;
+    unsigned mdn = 0;
 
-    printf("Attenuation of sample 1 against 32767: %g dB\n", 20.0*log10(1.0/32767.0));
-    printf("Smallest possible attenutation > 0 applied to 32767: %li\n", lrint(32767.0*pa_sw_volume_to_linear(1)));
+    if (!getenv("MAKE_CHECK"))
+        pa_log_set_level(PA_LOG_DEBUG);
+
+    pa_log("Attenuation of sample 1 against 32767: %g dB", 20.0*log10(1.0/32767.0));
+    pa_log("Smallest possible attenuation > 0 applied to 32767: %li", lrint(32767.0*pa_sw_volume_to_linear(1)));
 
     for (v = PA_VOLUME_MUTED; v <= PA_VOLUME_NORM*2; v += 256) {
 
         double dB = pa_sw_volume_to_dB(v);
         double f = pa_sw_volume_to_linear(v);
 
-        printf("Volume: %3i; percent: %i%%; decibel %0.2f; linear = %0.2f; volume(decibel): %3i; volume(linear): %3i\n",
+        pa_log_debug("Volume: %3i; percent: %i%%; decibel %0.2f; linear = %0.2f; volume(decibel): %3i; volume(linear): %3i",
                v, (v*100)/PA_VOLUME_NORM, dB, f, pa_sw_volume_from_dB(dB), pa_sw_volume_from_linear(f));
     }
 
@@ -51,11 +57,7 @@ int main(int argc, char *argv[]) {
 
         pa_cvolume_set(&cv, 2, v);
 
-        printf("Volume: %3i [%s] [%s]\n",
-               v,
-               pa_cvolume_snprint(s, sizeof(s), &cv),
-               pa_sw_cvolume_snprint_dB(t, sizeof(t), &cv));
-
+        pa_log_debug("Volume: %3i [%s] [%s]", v, pa_cvolume_snprint(s, sizeof(s), &cv), pa_sw_cvolume_snprint_dB(t, sizeof(t), &cv));
     }
 
     map.channels = cv.channels = 2;
@@ -66,7 +68,7 @@ int main(int argc, char *argv[]) {
         for (cv.values[1] = PA_VOLUME_MUTED; cv.values[1] <= PA_VOLUME_NORM*2; cv.values[1] += 4096) {
             char s[PA_CVOLUME_SNPRINT_MAX];
 
-            printf("Volume: [%s]; balance: %2.1f\n", pa_cvolume_snprint(s, sizeof(s), &cv), pa_cvolume_get_balance(&cv, &map));
+            pa_log_debug("Volume: [%s]; balance: %2.1f", pa_cvolume_snprint(s, sizeof(s), &cv), pa_cvolume_get_balance(&cv, &map));
         }
 
     for (cv.values[0] = PA_VOLUME_MUTED+4096; cv.values[0] <= PA_VOLUME_NORM*2; cv.values[0] += 4096)
@@ -76,25 +78,57 @@ int main(int argc, char *argv[]) {
                 pa_cvolume r;
                 float k;
 
-                printf("Before: volume: [%s]; balance: %2.1f\n", pa_cvolume_snprint(s, sizeof(s), &cv), pa_cvolume_get_balance(&cv, &map));
+                pa_log_debug("Before: volume: [%s]; balance: %2.1f", pa_cvolume_snprint(s, sizeof(s), &cv), pa_cvolume_get_balance(&cv, &map));
 
                 r = cv;
                 pa_cvolume_set_balance(&r, &map,b);
 
                 k = pa_cvolume_get_balance(&r, &map);
-                printf("After: volume: [%s]; balance: %2.1f (intended: %2.1f) %s\n", pa_cvolume_snprint(s, sizeof(s), &r), k, b, k < b-.05 || k > b+.5 ? "MISMATCH" : "");
+                pa_log_debug("After: volume: [%s]; balance: %2.1f (intended: %2.1f) %s", pa_cvolume_snprint(s, sizeof(s), &r), k, b, k < b-.05 || k > b+.5 ? "MISMATCH" : "");
             }
 
-    for (v = PA_VOLUME_MUTED; v <= PA_VOLUME_NORM*2; v += 1) {
+    for (v = PA_VOLUME_MUTED; v <= PA_VOLUME_NORM*2; v += 51) {
 
         double l = pa_sw_volume_to_linear(v);
         pa_volume_t k = pa_sw_volume_from_linear(l);
         double db = pa_sw_volume_to_dB(v);
         pa_volume_t r = pa_sw_volume_from_dB(db);
+        pa_volume_t w;
 
         pa_assert(k == v);
         pa_assert(r == v);
+
+        for (w = PA_VOLUME_MUTED; w < PA_VOLUME_NORM*2; w += 37) {
+
+            double t = pa_sw_volume_to_linear(w);
+            double db2 = pa_sw_volume_to_dB(w);
+            pa_volume_t p, p1, p2;
+            double q, qq;
+
+            p = pa_sw_volume_multiply(v, w);
+            qq = db + db2;
+            p2 = pa_sw_volume_from_dB(qq);
+            q = l*t;
+            p1 = pa_sw_volume_from_linear(q);
+
+            if (p2 > p && p2 - p > md)
+                md = p2 - p;
+            if (p2 < p && p - p2 > md)
+                md = p - p2;
+            if (p1 > p && p1 - p > md)
+                md = p1 - p;
+            if (p1 < p && p - p1 > md)
+                md = p - p1;
+
+            if (p1 != p || p2 != p)
+                mdn++;
+        }
     }
 
+    pa_log("max deviation: %lu n=%lu", (unsigned long) md, (unsigned long) mdn);
+
+    pa_assert(md <= 1);
+    pa_assert(mdn <= 251);
+
     return 0;
 }