diff options
-rw-r--r-- | libavutil/pca.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavutil/pca.h b/libavutil/pca.h index 57b03a9453..49e2a82773 100644 --- a/libavutil/pca.h +++ b/libavutil/pca.h @@ -23,7 +23,12 @@ * Principal component analysis */ +#ifndef FFMPEG_PCA_H +#define FFMPEG_PCA_H + struct PCA *ff_pca_init(int n); void ff_pca_free(struct PCA *pca); void ff_pca_add(struct PCA *pca, double *v); int ff_pca(struct PCA *pca, double *eigenvector, double *eigenvalue); + +#endif /* FFMPEG_PCA_H */ |