Changeset e34b010

Timestamp:

Oct 5, 2007, 5:10:56 PM (17 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

647a2d8, 6bec1ed

Parents:

203c551

Message:

beattracking.{c,h},tempo.{c,h}: add aubio_beattracking_get_confidence

Files:

• examples/tests/test-beattracking.c (modified) (2 diffs)
• examples/tests/test-tempo.c (modified) (2 diffs)
• src/beattracking.c (modified) (1 diff)
• src/beattracking.h (modified) (1 diff)
• src/tempo.c (modified) (1 diff)
• src/tempo.h (modified) (1 diff)
• swig/aubio.i (modified) (1 diff)

examples/tests/test-beattracking.c

@@ -13 +13 @@
         uint_t i = 0;
 
-        smpl_t curtempo;
+        smpl_t curtempo, curtempoconf;
 
         while (i < 10) {
@@ -19 +19 @@
           curtempo = aubio_beattracking_get_bpm(tempo);
           if (curtempo != 0.) {
+            fprintf(stdout,"%f\n",curtempo);
+            return 1;
+          }
+          curtempoconf = aubio_beattracking_get_confidence(tempo);
+          if (curtempoconf != 0.) {
             fprintf(stdout,"%f\n",curtempo);
             return 1;

examples/tests/test-tempo.c

@@ -10 +10 @@
         uint_t i = 0;
 
-        smpl_t curtempo;
+        smpl_t curtempo, curtempoconf;
 
         while (i < 1000) {
@@ -17 +17 @@
           if (curtempo != 0.) {
             fprintf(stdout,"%f\n",curtempo);
+            return 1;
+          }
+          curtempoconf = aubio_beattracking_get_confidence(o);
+          if (curtempoconf != 0.) {
+            fprintf(stdout,"%f\n",curtempo);
+            return 1;
           }
           i++;

src/beattracking.c

@@ -461 +461 @@
         }
 }
+
+smpl_t aubio_beattracking_get_confidence(aubio_beattracking_t * bt) {
+        if (bt->gp) return vec_max(bt->acfout);
+        else return 0.;
+}

src/beattracking.h

@@ -69 +69 @@
 */
 smpl_t aubio_beattracking_get_bpm(aubio_beattracking_t * bt);
+/** get current tempo confidence 
+
+  \param bt beat tracking object
+
+  Returns the confidence with which the tempo has been observed, 0 if no
+  consistent value is found.
+
+*/
+smpl_t aubio_beattracking_get_confidence(aubio_beattracking_t * bt);
 /** delete beat tracking object
 

src/tempo.c

@@ -128 +128 @@
 }
 
+smpl_t aubio_tempo_get_confidence(aubio_tempo_t *o) {
+  return aubio_beattracking_get_confidence(o->bt);
+}
+
 void del_aubio_tempo (aubio_tempo_t *o)
 {

src/tempo.h

@@ -59 +59 @@
 smpl_t aubio_tempo_get_bpm(aubio_tempo_t * bt);
 
+/** get current tempo confidence
+
+  \param bt beat tracking object
+
+  Returns the confidence with which the tempo has been observed, 0 if no
+  consistent value is found.
+
+*/
+smpl_t aubio_tempo_get_confidence(aubio_tempo_t * bt);
+
 /** delete tempo detection object */
 void del_aubio_tempo(aubio_tempo_t * o);

swig/aubio.i

@@ -258 +258 @@
 void aubio_beattracking_do(aubio_beattracking_t * bt, fvec_t * dfframes, fvec_t * out);
 void del_aubio_beattracking(aubio_beattracking_t * p);
+smpl_t aubio_beattracking_get_bpm(aubio_beattracking_t * p);
+smpl_t aubio_beattracking_get_confidence(aubio_beattracking_t * p);