hevcdsp: change types of SAO parameters

From openhevc

Reviewed-by: Mickaël Raulet <mraulet@insa-rennes.fr>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/hevcdsp.h

@@ -31,11 +31,11 @@ typedef struct SAOParams {
     int offset_abs[3][4];   ///< sao_offset_abs
     int offset_sign[3][4];  ///< sao_offset_sign
 
-    int band_position[3];   ///< sao_band_position
+    uint8_t band_position[3];   ///< sao_band_position
 
     int eo_class[3];        ///< sao_eo_class
 
-    int offset_val[3][5];   ///<SaoOffsetVal
+    int16_t offset_val[3][5];   ///<SaoOffsetVal
 
     uint8_t type_idx[3];    ///< sao_type_idx
 } SAOParams;

libavcodec/hevcdsp_template.c

@@ -338,7 +338,7 @@ static void FUNC(sao_band_filter_0)(uint8_t *_dst, uint8_t *_src,
     int offset_table[32] = { 0 };
     int k, y, x;
     int shift  = BIT_DEPTH - 5;
-    int *sao_offset_val = sao->offset_val[c_idx];
+    int16_t *sao_offset_val = sao->offset_val[c_idx];
     int sao_left_class  = sao->band_position[c_idx];
 
     stride_dst /= sizeof(pixel);
@@ -368,7 +368,7 @@ static void FUNC(sao_edge_filter)(uint8_t *_dst, uint8_t *_src,
         { { -1, -1 }, {  1, 1 } }, // 45 degree
         { {  1, -1 }, { -1, 1 } }, // 135 degree
     };
-    int *sao_offset_val = sao->offset_val[c_idx];
+    int16_t *sao_offset_val = sao->offset_val[c_idx];
     int sao_eo_class    = sao->eo_class[c_idx];
     pixel *dst = (pixel *)_dst;
     pixel *src = (pixel *)_src;
@@ -406,7 +406,7 @@ static void FUNC(sao_edge_filter_0)(uint8_t *_dst, uint8_t *_src,
     int x, y;
     pixel *dst = (pixel *)_dst;
     pixel *src = (pixel *)_src;
-    int *sao_offset_val = sao->offset_val[c_idx];
+    int16_t *sao_offset_val = sao->offset_val[c_idx];
     int sao_eo_class    = sao->eo_class[c_idx];
     int init_x = 0, init_y = 0, width = _width, height = _height;
 
@@ -459,7 +459,7 @@ static void FUNC(sao_edge_filter_1)(uint8_t *_dst, uint8_t *_src,
     int x, y;
     pixel *dst = (pixel *)_dst;
     pixel *src = (pixel *)_src;
-    int *sao_offset_val = sao->offset_val[c_idx];
+    int16_t *sao_offset_val = sao->offset_val[c_idx];
     int sao_eo_class    = sao->eo_class[c_idx];
     int init_x = 0, init_y = 0, width = _width, height = _height;