/* *  Copyright (c) 2011 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. */ #ifndef VPX_VP8_DECODER_EC_TYPES_H_#define VPX_VP8_DECODER_EC_TYPES_H_ #ifdef __cplusplusextern "C" {#endif #define MAX_OVERLAPS 16 /* The area (pixel area in Q6) the block pointed to by bmi overlaps * another block with. */typedef struct {  int overlap;  union b_mode_info *bmi;} OVERLAP_NODE; /* Structure to keep track of overlapping blocks on a block level. */typedef struct {  /* TODO(holmer): This array should be exchanged for a linked list */  OVERLAP_NODE overlaps[MAX_OVERLAPS];} B_OVERLAP; /* Structure used to hold all the overlaps of a macroblock. The overlaps of a * macroblock is further divided into block overlaps. */typedef struct {  B_OVERLAP overlaps[16];} MB_OVERLAP; /* Structure for keeping track of motion vectors and which reference frame they * refer to. Used for motion vector interpolation. */typedef struct {  MV mv;  MV_REFERENCE_FRAME ref_frame;} EC_BLOCK; #ifdef __cplusplus}  // extern "C"#endif #endif  // VPX_VP8_DECODER_EC_TYPES_H_