Changeset 633400d for src/mathutils.h

Timestamp:

Dec 5, 2018, 10:34:39 PM (5 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/cnn, feature/crepe, feature/pitchshift, feature/timestretch, fix/ffmpeg5, master

Children:

283a619a

Parents:

5b46bc3 (diff), f19db54 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge branch 'master' into feature/pitchshift

File:

• src/mathutils.h (modified) (3 diffs)

src/mathutils.h

@@ -118 +118 @@
 void fvec_ishift (fvec_t * v);
 
+/** push a new element to the end of a vector, erasing the first element and
+ * sliding all others
+
+  \param in vector to push to
+  \param new_elem new_element to add at the end of the vector
+
+  In numpy words, this is equivalent to: in = np.concatenate([in, [new_elem]])[1:]
+
+*/
+void fvec_push(fvec_t *in, smpl_t new_elem);
+
 /** compute the sum of all elements of a vector
 
@@ -182 +193 @@
 */
 void fvec_add (fvec_t * v, smpl_t c);
+
+/** multiply each elements of a vector by a scalar
+
+  \param v vector to add constant to
+  \param s constant to scale v with
+
+*/
+void fvec_mul (fvec_t * v, smpl_t s);
 
 /** remove the minimum value of the vector to each elements
@@ -302 +321 @@
 uint_t aubio_next_power_of_two(uint_t a);
 
+/** return the log2 factor of the given power of 2 value a */
+uint_t aubio_power_of_two_order(uint_t a);
+
 /** compute normalised autocorrelation function