libvpx: Pull from upstream

source/libvpx/vp9/common/vp9_onyxc_int.h

 /*
  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 38 matching lines @@
 } partition_context_lookup[BLOCK_SIZES];
 
 
 typedef enum {
   SINGLE_REFERENCE      = 0,
   COMPOUND_REFERENCE    = 1,
   REFERENCE_MODE_SELECT = 2,
   REFERENCE_MODES       = 3,
 } REFERENCE_MODE;
 
+typedef struct {
+  int_mv mv[2];
+  MV_REFERENCE_FRAME ref_frame[2];
+} MV_REF;
 
 typedef struct {
   int ref_count;
+  MV_REF *mvs;
+  int mi_rows;
+  int mi_cols;
   vpx_codec_frame_buffer_t raw_frame_buffer;
   YV12_BUFFER_CONFIG buf;
 } RefCntBuffer;
 
 typedef struct VP9Common {
   struct vpx_internal_error_info  error;
 
   DECLARE_ALIGNED(16, int16_t, y_dequant[QINDEX_RANGE][8]);
   DECLARE_ALIGNED(16, int16_t, uv_dequant[QINDEX_RANGE][8]);
 
@@ skipping 10 matching lines @@
   // plane. Revisit as part of the future change to YV12_BUFFER_CONFIG to
   // support additional planes.
   int subsampling_x;
   int subsampling_y;
 
 #if CONFIG_VP9_HIGHBITDEPTH
   int use_highbitdepth;  // Marks if we need to use 16bit frame buffers.
 #endif
 
   YV12_BUFFER_CONFIG *frame_to_show;
+  RefCntBuffer frame_bufs[FRAME_BUFFERS];
+  RefCntBuffer *prev_frame;
 
-  RefCntBuffer frame_bufs[FRAME_BUFFERS];
+  // TODO(hkuang): Combine this with cur_buf in macroblockd.
+  RefCntBuffer *cur_frame;
 
   int ref_frame_map[REF_FRAMES]; /* maps fb_idx to reference slot */
 
   // TODO(jkoleszar): could expand active_ref_idx to 4, with 0 as intra, and
   // roll new_fb_idx into it.
 
   // Each frame can reference REFS_PER_FRAME buffers
   RefBuffer frame_refs[REFS_PER_FRAME];
 
   int new_fb_idx;
@@ skipping 27 matching lines @@
   /* profile settings */
   TX_MODE tx_mode;
 
   int base_qindex;
   int y_dc_delta_q;
   int uv_dc_delta_q;
   int uv_ac_delta_q;
 
   /* We allocate a MODE_INFO struct for each macroblock, together with
      an extra row on top and column on the left to simplify prediction. */
-
-  int mi_idx;
-  int prev_mi_idx;
   int mi_alloc_size;
-  MODE_INFO *mip_array[2];
-
   MODE_INFO *mip; /* Base of allocated array */
   MODE_INFO *mi;  /* Corresponds to upper left visible macroblock */
+
+  // TODO(agrange): Move prev_mi into encoder structure.
+  // prev_mip and prev_mi will only be allocated in VP9 encoder.
   MODE_INFO *prev_mip; /* MODE_INFO array 'mip' from last decoded frame */
   MODE_INFO *prev_mi;  /* 'mi' from last frame (points into prev_mip) */
 
+  // Separate mi functions between encoder and decoder.
+  int (*alloc_mi)(struct VP9Common *cm, int mi_size);
+  void (*free_mi)(struct VP9Common *cm);
+  void (*setup_mi)(struct VP9Common *cm);
+
+
+  // Whether to use previous frame's motion vectors for prediction.
+  int use_prev_frame_mvs;
+
   // Persistent mb segment id map used in prediction.
   unsigned char *last_frame_seg_map;
 
   INTERP_FILTER interp_filter;
 
   loop_filter_info_n lf_info;
 
   int refresh_frame_context;    /* Two state 0 = NO, 1 = YES */
 
   int ref_frame_sign_bias[MAX_REF_FRAMES];    /* Two state 0, 1 */
 
   struct loopfilter lf;
   struct segmentation seg;
 
   // Context probabilities for reference frame prediction
   int allow_comp_inter_inter;
   MV_REFERENCE_FRAME comp_fixed_ref;
   MV_REFERENCE_FRAME comp_var_ref[2];
   REFERENCE_MODE reference_mode;
 
-  FRAME_CONTEXT fc;  /* this frame entropy */
-  FRAME_CONTEXT frame_contexts[FRAME_CONTEXTS];
+  FRAME_CONTEXT *fc;  /* this frame entropy */
+  FRAME_CONTEXT *frame_contexts;   // FRAME_CONTEXTS
   unsigned int  frame_context_idx; /* Context to use/update */
   FRAME_COUNTS counts;
 
   unsigned int current_video_frame;
   BITSTREAM_PROFILE profile;
 
   // VPX_BITS_8 in profile 0 or 1, VPX_BITS_10 or VPX_BITS_12 in profile 2 or 3.
   vpx_bit_depth_t bit_depth;
   vpx_bit_depth_t dequant_bit_depth;  // bit_depth of current dequantizer
 
@@ skipping 70 matching lines @@
   xd->mi_stride = cm->mi_stride;
 }
 
 static INLINE int frame_is_intra_only(const VP9_COMMON *const cm) {
   return cm->frame_type == KEY_FRAME || cm->intra_only;
 }
 
 static INLINE const vp9_prob* get_partition_probs(const VP9_COMMON *cm,
                                                   int ctx) {
   return frame_is_intra_only(cm) ? vp9_kf_partition_probs[ctx]
-                                 : cm->fc.partition_prob[ctx];
+                                 : cm->fc->partition_prob[ctx];
 }
 
 static INLINE void set_skip_context(MACROBLOCKD *xd, int mi_row, int mi_col) {
   const int above_idx = mi_col * 2;
   const int left_idx = (mi_row * 2) & 15;
   int i;
   for (i = 0; i < MAX_MB_PLANE; ++i) {
     struct macroblockd_plane *const pd = &xd->plane[i];
     pd->above_context = &xd->above_context[i][above_idx >> pd->subsampling_x];
     pd->left_context = &xd->left_context[i][left_idx >> pd->subsampling_y];
@@ skipping 68 matching lines @@
   left  = (left & bs) > 0;
 
   return (left * 2 + above) + bsl * PARTITION_PLOFFSET;
 }
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif  // VP9_COMMON_VP9_ONYXC_INT_H_