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
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef HARDWARE_API_H_
#define HARDWARE_API_H_
#include <media/stagefright/OMXPluginBase.h>
#include <media/stagefright/VideoRenderer.h>
#include <surfaceflinger/ISurface.h>
#include <ui/android_native_buffer.h>
#include <utils/RefBase.h>
#include <OMX_Component.h>
namespace android {
// A pointer to this struct is passed to the OMX_SetParameter when the extension
// index for the 'OMX.google.android.index.enableAndroidNativeBuffers' extension
// is given.
//
// When Android native buffer use is disabled for a port (the default state),
// the OMX node should operate as normal, and expect UseBuffer calls to set its
// buffers. This is the mode that will be used when CPU access to the buffer is
// required.
//
// When Android native buffer use has been enabled, the OMX node must support
// only color formats in the range [OMX_COLOR_FormatAndroidPrivateStart,
// OMX_COLOR_FormatAndroidPrivateEnd). The node should then expect to receive
// UseAndroidNativeBuffer calls (via OMX_SetParameter) rather than UseBuffer
// calls.
struct EnableAndroidNativeBuffersParams {
OMX_U32 nSize;
OMX_VERSIONTYPE nVersion;
OMX_U32 nPortIndex;
OMX_BOOL enable;
};
// Color formats in the range [OMX_COLOR_FormatAndroidPrivateStart,
// OMX_COLOR_FormatAndroidPrivateEnd) will be converted to a gralloc pixel
// format when used to allocate Android native buffers via gralloc. The
// conversion is done by subtracting OMX_COLOR_FormatAndroidPrivateStart from
// the color format reported by the codec.
enum {
OMX_COLOR_FormatAndroidPrivateStart = 0xA0000000,
OMX_COLOR_FormatAndroidPrivateEnd = 0xB0000000,
};
// A pointer to this struct is passed to OMX_SetParameter when the extension
// index for the 'OMX.google.android.index.useAndroidNativeBuffer' extension is
// given. This call will only be performed if a prior call was made with the
// 'OMX.google.android.index.enableAndroidNativeBuffers' extension index,
// enabling use of Android native buffers.
struct UseAndroidNativeBufferParams {
OMX_U32 nSize;
OMX_VERSIONTYPE nVersion;
OMX_U32 nPortIndex;
OMX_PTR pAppPrivate;
OMX_BUFFERHEADERTYPE **bufferHeader;
const sp<android_native_buffer_t>& nativeBuffer;
};
} // namespace android
extern android::VideoRenderer *createRenderer(
const android::sp<android::ISurface> &surface,
const char *componentName,
OMX_COLOR_FORMATTYPE colorFormat,
size_t displayWidth, size_t displayHeight,
size_t decodedWidth, size_t decodedHeight);
extern android::OMXPluginBase *createOMXPlugin();
#endif // HARDWARE_API_H_
|
