From 883570e6b70ae4d1413d2d2f552687d80b32e1e5 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Mon, 20 Jan 2014 22:21:24 +0100
Subject: Move add_hfyu_left_prediction_int16 to losslessviddsp

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavcodec/lossless_videodsp.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'libavcodec/lossless_videodsp.c')

diff --git a/libavcodec/lossless_videodsp.c b/libavcodec/lossless_videodsp.c
index 7654f3e..e494072 100644
--- a/libavcodec/lossless_videodsp.c
+++ b/libavcodec/lossless_videodsp.c
@@ -59,10 +59,31 @@ static void diff_int16_c(uint16_t *dst, const uint16_t *src1, const uint16_t *sr
         dst[i] = (src1[i] - src2[i]) & mask;
 }
 
+static int add_hfyu_left_prediction_int16_c(uint16_t *dst, const uint16_t *src, unsigned mask, int w, int acc){
+    int i;
+
+    for(i=0; i<w-1; i++){
+        acc+= src[i];
+        dst[i]= acc & mask;
+        i++;
+        acc+= src[i];
+        dst[i]= acc & mask;
+    }
+
+    for(; i<w; i++){
+        acc+= src[i];
+        dst[i]= acc & mask;
+    }
+
+    return acc;
+}
+
+
 void ff_llviddsp_init(LLVidDSPContext *c)
 {
     c->add_int16 = add_int16_c;
     c->diff_int16= diff_int16_c;
+    c->add_hfyu_left_prediction_int16   = add_hfyu_left_prediction_int16_c;
 
     if (ARCH_X86)
         ff_llviddsp_init_x86(c);
-- 
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