summaryrefslogtreecommitdiffstats
path: root/alsa-utils/speaker-test/pink.h
diff options
context:
space:
mode:
Diffstat (limited to 'alsa-utils/speaker-test/pink.h')
-rw-r--r--alsa-utils/speaker-test/pink.h15
1 files changed, 0 insertions, 15 deletions
diff --git a/alsa-utils/speaker-test/pink.h b/alsa-utils/speaker-test/pink.h
deleted file mode 100644
index 0d17f7a..0000000
--- a/alsa-utils/speaker-test/pink.h
+++ /dev/null
@@ -1,15 +0,0 @@
-#define PINK_MAX_RANDOM_ROWS (30)
-#define PINK_RANDOM_BITS (24)
-#define PINK_RANDOM_SHIFT ((sizeof(long)*8)-PINK_RANDOM_BITS)
-
-typedef struct
-{
- long pink_rows[PINK_MAX_RANDOM_ROWS];
- long pink_running_sum; /* Used to optimize summing of generators. */
- int pink_index; /* Incremented each sample. */
- int pink_index_mask; /* Index wrapped by ANDing with this mask. */
- float pink_scalar; /* Used to scale within range of -1.0 to +1.0 */
-} pink_noise_t;
-
-void initialize_pink_noise( pink_noise_t *pink, int num_rows );
-float generate_pink_noise_sample( pink_noise_t *pink );