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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
This commit is contained in:
Michael Niedermayer 2008-08-17 15:53:12 +00:00
parent ab1388e435
commit 4869f47eca
1 changed files with 5 additions and 0 deletions
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5
libavutil/pca.h
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@ -23,7 +23,12 @@
* Principal component analysis * Principal component analysis
*/ */
#ifndef FFMPEG_PCA_H
#define FFMPEG_PCA_H
struct PCA *ff_pca_init(int n); struct PCA *ff_pca_init(int n);
void ff_pca_free(struct PCA *pca); void ff_pca_free(struct PCA *pca);
void ff_pca_add(struct PCA *pca, double *v); void ff_pca_add(struct PCA *pca, double *v);
int ff_pca(struct PCA *pca, double *eigenvector, double *eigenvalue); int ff_pca(struct PCA *pca, double *eigenvector, double *eigenvalue);
#endif /* FFMPEG_PCA_H */