Commit 4869f47e authored by Michael Niedermayer's avatar Michael Niedermayer

Add multiple inclusion guards for consistency and to avoid them being

forgotten in case they ever become neccessary.

Originally committed as revision 14810 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent ab1388e4
......@@ -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 */
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