OpenMAXAL_Android.h revision d1fc9c0e89a9d2fd40ba4c48927a47b30ade637d 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef OPENMAX_AL_ANDROID_H_
18#define OPENMAX_AL_ANDROID_H_
19
20#ifdef __cplusplus
21extern "C" {
22#endif
23
24/*---------------------------------------------------------------------------*/
25/* Android common types                                                      */
26/*---------------------------------------------------------------------------*/
27
28typedef XAuint32               XAAbufferQueueEvent;
29
30/*---------------------------------------------------------------------------*/
31/* Android Simple Buffer Queue Interface                                     */
32/*---------------------------------------------------------------------------*/
33#if 0
34extern XA_API const SLInterfaceID XA_IID_ANDROIDSIMPLEBUFFERQUEUE;
35
36struct XAAndroidSimpleBufferQueueItf_;
37typedef const struct XAAndroidSimpleBufferQueueItf_ * const * XAAndroidSimpleBufferQueueItf;
38
39typedef void (XAAPIENTRY *xaAndroidSimpleBufferQueueCallback)(
40    xaAndroidSimpleBufferQueueItf caller,
41    void *pContext
42);
43
44/** Android simple buffer queue state **/
45
46typedef struct XAAndroidSimpleBufferQueueState_ {
47    SLuint32    count;
48    SLuint32    index;
49} XAAndroidSimpleBufferQueueState;
50
51
52struct XAAndroidSimpleBufferQueueItf_ {
53    XAresult (*Enqueue) (
54        XAAndroidSimpleBufferQueueItf self,
55        const void *pBuffer,
56        XAuint32 size
57    );
58    XAresult (*Clear) (
59        XAAndroidSimpleBufferQueueItf self
60    );
61    XAresult (*GetState) (
62        XAAndroidSimpleBufferQueueItf self,
63        XAAndroidSimpleBufferQueueState *pState
64    );
65    XAresult (*RegisterCallback) (
66        XAAndroidSimpleBufferQueueItf self,
67        xaAndroidSimpleBufferQueueCallback callback,
68        void* pContext
69    );
70};
71#endif
72
73/*---------------------------------------------------------------------------*/
74/* Android Buffer Queue Interface                                           */
75/*---------------------------------------------------------------------------*/
76
77extern XA_API const XAInterfaceID XA_IID_ANDROIDBUFFERQUEUE;
78
79struct XAAndroidBufferQueueItf_;
80typedef const struct XAAndroidBufferQueueItf_ * const * XAAndroidBufferQueueItf;
81
82#define XA_ANDROIDBUFFERQUEUE_EVENT_NONE              ((XAuint32) 0x00000000)
83#define XA_ANDROIDBUFFERQUEUE_EVENT_EOS               ((XAuint32) 0x00000001)
84#define XA_ANDROIDBUFFERQUEUE_EVENT_DISCONTINUITY     ((XAuint32) 0x00000002)
85
86typedef XAresult (XAAPIENTRY *xaAndroidBufferQueueCallback)(
87    XAAndroidBufferQueueItf caller,/* input */
88    void *pContext,                /* input */
89    XAuint32 bufferId,             /* input */
90    XAuint32 bufferLength,         /* input */
91    void *pBufferDataLocation      /* input */
92);
93
94struct XAAndroidBufferQueueItf_ {
95    XAresult (*RegisterCallback) (
96        XAAndroidBufferQueueItf self,
97        xaAndroidBufferQueueCallback callback,
98        void* pContext
99    );
100
101    XAresult (*Clear) (
102        XAAndroidBufferQueueItf self
103    );
104
105    XAresult (*Enqueue) (
106        XAAndroidBufferQueueItf self,
107        XAuint32 bufferId,
108        XAuint32 length,
109        XAAbufferQueueEvent event,
110        void *pData // FIXME ignored for now, subject to change
111    );
112};
113
114
115/*---------------------------------------------------------------------------*/
116/* Android Buffer Queue Data Locator                                         */
117/*---------------------------------------------------------------------------*/
118
119/** Addendum to Data locator macros  */
120#define XA_DATALOCATOR_ANDROIDBUFFERQUEUE       ((XAuint32) 0x800007BE)
121
122/** Android Buffer Queue-based data locator definition,
123 *  locatorType must be XA_DATALOCATOR_ANDROIDBUFFERQUEUE */
124typedef struct XADataLocator_AndroidBufferQueue_ {
125    XAuint32    locatorType;
126    XAuint32    numBuffers;  // FIXME ignored for now, subject to change
127    XAuint32    queueSize;   // FIXME ignored for now, subject to change
128} XADataLocator_AndroidBufferQueue;
129
130#ifdef __cplusplus
131}
132#endif /* __cplusplus */
133
134#endif /* OPENMAX_AL_ANDROID_H_ */
135