Add Dolby/DPLII downmix support to libavresample

Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/libavresample/avresample.h b/libavresample/avresample.h
index 65d4d2d6e2..002bec21fb 100644
--- a/libavresample/avresample.h
+++ b/libavresample/avresample.h
@@ -131,12 +131,13 @@ void avresample_free(AVAudioResampleContext **avr);
  *                            the weight of input channel i in output channel o.
  * @param stride              distance between adjacent input channels in the
  *                            matrix array
+ * @param matrix_encoding     matrixed stereo downmix mode (e.g. dplii)
  * @return                    0 on success, negative AVERROR code on failure
  */
 int avresample_build_matrix(uint64_t in_layout, uint64_t out_layout,
                             double center_mix_level, double surround_mix_level,
                             double lfe_mix_level, int normalize, double *matrix,
-                            int stride);
+                            int stride, enum AVMatrixEncoding matrix_encoding);
 
 /**
  * Get the current channel mixing matrix.