Add multiple inclusion guards for consistency and to avoid them being
authorMichael Niedermayer <michaelni@gmx.at>
Sun, 17 Aug 2008 15:53:12 +0000 (15:53 +0000)
committerMichael Niedermayer <michaelni@gmx.at>
Sun, 17 Aug 2008 15:53:12 +0000 (15:53 +0000)
forgotten in case they ever become neccessary.

Originally committed as revision 14810 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavutil/pca.h

index 57b03a9..49e2a82 100644 (file)
  * 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 */