diff options
Diffstat (limited to 'thirdparty/libvpx/vp9/common/vp9_entropymv.h')
-rw-r--r-- | thirdparty/libvpx/vp9/common/vp9_entropymv.h | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/thirdparty/libvpx/vp9/common/vp9_entropymv.h b/thirdparty/libvpx/vp9/common/vp9_entropymv.h deleted file mode 100644 index 2f05ad44b6..0000000000 --- a/thirdparty/libvpx/vp9/common/vp9_entropymv.h +++ /dev/null @@ -1,140 +0,0 @@ -/* - * 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. - */ - - -#ifndef VP9_COMMON_VP9_ENTROPYMV_H_ -#define VP9_COMMON_VP9_ENTROPYMV_H_ - -#include "./vpx_config.h" - -#include "vpx_dsp/prob.h" - -#include "vp9/common/vp9_mv.h" - -#ifdef __cplusplus -extern "C" { -#endif - -struct VP9Common; - -void vp9_init_mv_probs(struct VP9Common *cm); - -void vp9_adapt_mv_probs(struct VP9Common *cm, int usehp); - -// Integer pel reference mv threshold for use of high-precision 1/8 mv -#define COMPANDED_MVREF_THRESH 8 - -static INLINE int use_mv_hp(const MV *ref) { - return (abs(ref->row) >> 3) < COMPANDED_MVREF_THRESH && - (abs(ref->col) >> 3) < COMPANDED_MVREF_THRESH; -} - -#define MV_UPDATE_PROB 252 - -/* Symbols for coding which components are zero jointly */ -#define MV_JOINTS 4 -typedef enum { - MV_JOINT_ZERO = 0, /* Zero vector */ - MV_JOINT_HNZVZ = 1, /* Vert zero, hor nonzero */ - MV_JOINT_HZVNZ = 2, /* Hor zero, vert nonzero */ - MV_JOINT_HNZVNZ = 3, /* Both components nonzero */ -} MV_JOINT_TYPE; - -static INLINE int mv_joint_vertical(MV_JOINT_TYPE type) { - return type == MV_JOINT_HZVNZ || type == MV_JOINT_HNZVNZ; -} - -static INLINE int mv_joint_horizontal(MV_JOINT_TYPE type) { - return type == MV_JOINT_HNZVZ || type == MV_JOINT_HNZVNZ; -} - -/* Symbols for coding magnitude class of nonzero components */ -#define MV_CLASSES 11 -typedef enum { - MV_CLASS_0 = 0, /* (0, 2] integer pel */ - MV_CLASS_1 = 1, /* (2, 4] integer pel */ - MV_CLASS_2 = 2, /* (4, 8] integer pel */ - MV_CLASS_3 = 3, /* (8, 16] integer pel */ - MV_CLASS_4 = 4, /* (16, 32] integer pel */ - MV_CLASS_5 = 5, /* (32, 64] integer pel */ - MV_CLASS_6 = 6, /* (64, 128] integer pel */ - MV_CLASS_7 = 7, /* (128, 256] integer pel */ - MV_CLASS_8 = 8, /* (256, 512] integer pel */ - MV_CLASS_9 = 9, /* (512, 1024] integer pel */ - MV_CLASS_10 = 10, /* (1024,2048] integer pel */ -} MV_CLASS_TYPE; - -#define CLASS0_BITS 1 /* bits at integer precision for class 0 */ -#define CLASS0_SIZE (1 << CLASS0_BITS) -#define MV_OFFSET_BITS (MV_CLASSES + CLASS0_BITS - 2) -#define MV_FP_SIZE 4 - -#define MV_MAX_BITS (MV_CLASSES + CLASS0_BITS + 2) -#define MV_MAX ((1 << MV_MAX_BITS) - 1) -#define MV_VALS ((MV_MAX << 1) + 1) - -#define MV_IN_USE_BITS 14 -#define MV_UPP ((1 << MV_IN_USE_BITS) - 1) -#define MV_LOW (-(1 << MV_IN_USE_BITS)) - -extern const vpx_tree_index vp9_mv_joint_tree[]; -extern const vpx_tree_index vp9_mv_class_tree[]; -extern const vpx_tree_index vp9_mv_class0_tree[]; -extern const vpx_tree_index vp9_mv_fp_tree[]; - -typedef struct { - vpx_prob sign; - vpx_prob classes[MV_CLASSES - 1]; - vpx_prob class0[CLASS0_SIZE - 1]; - vpx_prob bits[MV_OFFSET_BITS]; - vpx_prob class0_fp[CLASS0_SIZE][MV_FP_SIZE - 1]; - vpx_prob fp[MV_FP_SIZE - 1]; - vpx_prob class0_hp; - vpx_prob hp; -} nmv_component; - -typedef struct { - vpx_prob joints[MV_JOINTS - 1]; - nmv_component comps[2]; -} nmv_context; - -static INLINE MV_JOINT_TYPE vp9_get_mv_joint(const MV *mv) { - if (mv->row == 0) { - return mv->col == 0 ? MV_JOINT_ZERO : MV_JOINT_HNZVZ; - } else { - return mv->col == 0 ? MV_JOINT_HZVNZ : MV_JOINT_HNZVNZ; - } -} - -MV_CLASS_TYPE vp9_get_mv_class(int z, int *offset); - -typedef struct { - unsigned int sign[2]; - unsigned int classes[MV_CLASSES]; - unsigned int class0[CLASS0_SIZE]; - unsigned int bits[MV_OFFSET_BITS][2]; - unsigned int class0_fp[CLASS0_SIZE][MV_FP_SIZE]; - unsigned int fp[MV_FP_SIZE]; - unsigned int class0_hp[2]; - unsigned int hp[2]; -} nmv_component_counts; - -typedef struct { - unsigned int joints[MV_JOINTS]; - nmv_component_counts comps[2]; -} nmv_context_counts; - -void vp9_inc_mv(const MV *mv, nmv_context_counts *mvctx); - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif // VP9_COMMON_VP9_ENTROPYMV_H_ |