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Diffstat (limited to 'alsa-utils/speaker-test/pink.h')
-rw-r--r-- | alsa-utils/speaker-test/pink.h | 15 |
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 ); |