1 files changed, 9 insertions, 0 deletions
diff --git a/third_party/libaom/source/libaom/av1/encoder/hybrid_fwd_txfm.h b/third_party/libaom/source/libaom/av1/encoder/hybrid_fwd_txfm.h
index daabc7119a..30f8a2258b 100644
--- a/third_party/libaom/source/libaom/av1/encoder/hybrid_fwd_txfm.h
+++ b/third_party/libaom/source/libaom/av1/encoder/hybrid_fwd_txfm.h
@@ -24,6 +24,15 @@ void av1_fwd_txfm(const int16_t *src_diff, tran_low_t *coeff, int diff_stride,
 void av1_highbd_fwd_txfm(const int16_t *src_diff, tran_low_t *coeff,
                          int diff_stride, TxfmParam *txfm_param);
 
+/*!\brief Apply Hadamard or DCT transform
+ *
+ * \callergraph
+ * DCT and Hadamard transforms are commonly used for quick RD score estimation.
+ * The coeff buffer's size should be equal to the number of pixels
+ * corresponding to tx_size.
+ */
+void av1_quick_txfm(int use_hadamard, TX_SIZE tx_size, BitDepthInfo bd_info,
+                    const int16_t *src_diff, int src_stride, tran_low_t *coeff);
 #ifdef __cplusplus
 }  // extern "C"
 #endif