blob: e2cfe61b6621d5b5f3a94871ba4ef9d143b01b40 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
/*
* Copyright (c) 2014 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_FRAME_BUFFERS_H_
#define VP9_COMMON_VP9_FRAME_BUFFERS_H_
#include "vpx/vpx_frame_buffer.h"
#include "vpx/vpx_integer.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct InternalFrameBuffer {
uint8_t *data;
size_t size;
int in_use;
} InternalFrameBuffer;
typedef struct InternalFrameBufferList {
int num_internal_frame_buffers;
InternalFrameBuffer *int_fb;
} InternalFrameBufferList;
// Initializes |list|. Returns 0 on success.
int vp9_alloc_internal_frame_buffers(InternalFrameBufferList *list);
// Free any data allocated to the frame buffers.
void vp9_free_internal_frame_buffers(InternalFrameBufferList *list);
// Callback used by libvpx to request an external frame buffer. |cb_priv|
// Callback private data, which points to an InternalFrameBufferList.
// |min_size| is the minimum size in bytes needed to decode the next frame.
// |fb| pointer to the frame buffer.
int vp9_get_frame_buffer(void *cb_priv, size_t min_size,
vpx_codec_frame_buffer_t *fb);
// Callback used by libvpx when there are no references to the frame buffer.
// |cb_priv| is not used. |fb| pointer to the frame buffer.
int vp9_release_frame_buffer(void *cb_priv, vpx_codec_frame_buffer_t *fb);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP9_COMMON_VP9_FRAME_BUFFERS_H_
|
