Output training messages to stderr instead of stdout.

[c64tapwav] / decode.cpp

diff --git a/decode.cpp b/decode.cpp
index 5b99b810b8188ba75d7fe358eb47e16a4ee73e69..f645588923bcb079f6f30b52f505f07535ab71f8 100644 (file)
--- a/decode.cpp
+++ b/decode.cpp
@@ -477,7 +477,7 @@ void find_kmeans(const std::vector<pulse> &pulses, double calibration_factor, co
                bool any_moved = false;
                for (unsigned i = 0; i < initial_centers.size(); ++i) {
                        if (num[i] == 0) {
-                               printf("K-means broke down, can't output new reference training points\n");
+                               fprintf(stderr, "K-means broke down, can't output new reference training points\n");
                                return;
                        }
                        float new_center = sums[i] / num[i];
@@ -490,11 +490,11 @@ void find_kmeans(const std::vector<pulse> &pulses, double calibration_factor, co
                        break;
                }
        }
-       printf("New reference training points:");
+       fprintf(stderr, "New reference training points:");
        for (unsigned i = 0; i < last_centers.size(); ++i) {
-               printf(" %.3f", last_centers[i]);
+               fprintf(stderr, " %.3f", last_centers[i]);
        }
-       printf("\n");
+       fprintf(stderr, "\n");
 }
 
 void spsa_train(const std::vector<float> &pcm, int sample_rate)