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authorVittorio Giovara <vittorio.giovara@gmail.com>2014-06-18 18:08:20 -0400
committerVittorio Giovara <vittorio.giovara@gmail.com>2014-07-09 10:14:12 -0400
commita54f03bf07da964a1b04b03b85bc39deba76efa4 (patch)
treebc25fa712a44e0bb1afca2ce48edd99a88048110 /libavutil/display.h
parent33a7b453a8e1f090c694ea4f36769dc837be88f0 (diff)
downloadffmpeg-a54f03bf07da964a1b04b03b85bc39deba76efa4.tar.gz
display: add matrix flip api
Diffstat (limited to 'libavutil/display.h')
-rw-r--r--libavutil/display.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/libavutil/display.h b/libavutil/display.h
index ea762a4249..7e37627637 100644
--- a/libavutil/display.h
+++ b/libavutil/display.h
@@ -74,4 +74,13 @@ double av_display_rotation_get(const int32_t matrix[9]);
*/
void av_display_rotation_set(int32_t matrix[9], double angle);
+/**
+ * Flip the input matrix horizontally and/or vertically.
+ *
+ * @param matrix an allocated transformation matrix
+ * @param hflip whether the matrix should be flipped horizontally
+ * @param vflip whether the matrix should be flipped vertically
+ */
+void av_display_matrix_flip(int32_t matrix[9], int hflip, int vflip);
+
#endif /* AVUTIL_DISPLAY_H */