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authorMichael Niedermayer <michaelni@gmx.at>2008-08-17 15:53:12 +0000
committerMichael Niedermayer <michaelni@gmx.at>2008-08-17 15:53:12 +0000
commit4869f47eca587fd178e78ba37efa22919b96a474 (patch)
tree391ae4b3d6a7ce538e948368ef5cadcc96cb854e /libavutil
parentab1388e435c72b4f8a0cb508843abc9c838ed95f (diff)
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
Diffstat (limited to 'libavutil')
-rw-r--r--libavutil/pca.h5
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 */