vpx/vp9/common/vp9_alloccommon.h
hkuang 4cc7c5a17f Totally remove prev_mi in VP9 decoder.
This will save the memory and improve the decode speed due to
removing unnecessary memset of big prev_mi array for
all the key frames.

Decoding a all key frames 1080p video shows speed improve around 2%.

Change-Id: I6284a445c1291056e3c15135c3c20d502f791c10
2014-11-05 16:14:30 -08:00

40 lines
1.2 KiB
C

/*
* 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_ALLOCCOMMON_H_
#define VP9_COMMON_VP9_ALLOCCOMMON_H_
#ifdef __cplusplus
extern "C" {
#endif
struct VP9Common;
void vp9_remove_common(struct VP9Common *cm);
int vp9_alloc_context_buffers(struct VP9Common *cm, int width, int height);
void vp9_init_context_buffers(struct VP9Common *cm);
void vp9_free_context_buffers(struct VP9Common *cm);
int vp9_alloc_ref_frame_buffers(struct VP9Common *cm, int width, int height);
void vp9_free_ref_frame_buffers(struct VP9Common *cm);
int vp9_alloc_state_buffers(struct VP9Common *cm, int width, int height);
void vp9_free_state_buffers(struct VP9Common *cm);
void vp9_set_mb_mi(struct VP9Common *cm, int width, int height);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP9_COMMON_VP9_ALLOCCOMMON_H_