hevc: remove CodingTree

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/hevc.c

@@ -2103,7 +2103,7 @@ static int hls_coding_unit(HEVCContext *s, int x0, int y0, int log2_cb_size)
         lc->qPy_pred = lc->qp_y;
     }
 
-    set_ct_depth(s, x0, y0, log2_cb_size, lc->ct.depth);
+    set_ct_depth(s, x0, y0, log2_cb_size, lc->ct_depth);
 
     return 0;
 }
@@ -2117,7 +2117,7 @@ static int hls_coding_quadtree(HEVCContext *s, int x0, int y0,
     int qp_block_mask = (1<<(s->sps->log2_ctb_size - s->pps->diff_cu_qp_delta_depth)) - 1;
     int split_cu;
 
-    lc->ct.depth = cb_depth;
+    lc->ct_depth = cb_depth;
     if (x0 + cb_size <= s->sps->width  &&
         y0 + cb_size <= s->sps->height &&
         log2_cb_size > s->sps->log2_min_cb_size) {

libavcodec/hevc.h

@@ -631,10 +631,6 @@ typedef struct SliceHeader {
     int slice_ctb_addr_rs;
 } SliceHeader;
 
-typedef struct CodingTree {
-    int depth; ///< ctDepth
-} CodingTree;
-
 typedef struct CodingUnit {
     int x;
     int y;
@@ -773,7 +769,7 @@ typedef struct HEVCLocalContext {
     DECLARE_ALIGNED(32, uint8_t, edge_emu_buffer2)[(MAX_PB_SIZE + 7) * EDGE_EMU_BUFFER_STRIDE * 2];
     DECLARE_ALIGNED(16, int16_t, tmp [MAX_PB_SIZE * MAX_PB_SIZE]);
 
-    CodingTree ct;
+    int ct_depth;
     CodingUnit cu;
     PredictionUnit pu;
     NeighbourAvailable na;

libavcodec/hevc_cabac.c

@@ -835,7 +835,7 @@ int ff_hevc_inter_pred_idc_decode(HEVCContext *s, int nPbW, int nPbH)
 {
     if (nPbW + nPbH == 12)
         return GET_CABAC(elem_offset[INTER_PRED_IDC] + 4);
-    if (GET_CABAC(elem_offset[INTER_PRED_IDC] + s->HEVClc->ct.depth))
+    if (GET_CABAC(elem_offset[INTER_PRED_IDC] + s->HEVClc->ct_depth))
         return PRED_BI;
 
     return GET_CABAC(elem_offset[INTER_PRED_IDC] + 4);