1 /*
2  * Copyright (C) 2009 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 SOFTWARE_RENDERER_H_
18 
19 #define SOFTWARE_RENDERER_H_
20 
21 #include <media/stagefright/ColorConverter.h>
22 #include <media/stagefright/FrameRenderTracker.h>
23 #include <utils/RefBase.h>
24 #include <system/window.h>
25 
26 #include <list>
27 
28 namespace android {
29 
30 struct AMessage;
31 
32 class SoftwareRenderer {
33 public:
34     explicit SoftwareRenderer(
35             const sp<ANativeWindow> &nativeWindow, int32_t rotation = 0);
36 
37     ~SoftwareRenderer();
38 
39     std::list<FrameRenderTracker::Info> render(
40             const void *data, size_t size, int64_t mediaTimeUs, nsecs_t renderTimeNs,
41             void *platformPrivate, const sp<AMessage> &format);
42     void clearTracker();
43 
44 private:
45     enum YUVMode {
46         None,
47     };
48 
49     OMX_COLOR_FORMATTYPE mColorFormat;
50     ColorConverter *mConverter;
51     YUVMode mYUVMode;
52     sp<ANativeWindow> mNativeWindow;
53     int32_t mWidth, mHeight;
54     int32_t mCropLeft, mCropTop, mCropRight, mCropBottom;
55     int32_t mCropWidth, mCropHeight;
56     int32_t mRotationDegrees;
57     android_dataspace mDataSpace;
58     FrameRenderTracker mRenderTracker;
59 
60     SoftwareRenderer(const SoftwareRenderer &);
61     SoftwareRenderer &operator=(const SoftwareRenderer &);
62 
63     void resetFormatIfChanged(const sp<AMessage> &format);
64 };
65 
66 }  // namespace android
67 
68 #endif  // SOFTWARE_RENDERER_H_
69