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      1 /*
      2  * Copyright (C) 2011 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 SOFT_VPX_H_
     18 
     19 #define SOFT_VPX_H_
     20 
     21 #include "SimpleSoftOMXComponent.h"
     22 
     23 namespace android {
     24 
     25 struct SoftVPX : public SimpleSoftOMXComponent {
     26     SoftVPX(const char *name,
     27             const OMX_CALLBACKTYPE *callbacks,
     28             OMX_PTR appData,
     29             OMX_COMPONENTTYPE **component);
     30 
     31 protected:
     32     virtual ~SoftVPX();
     33 
     34     virtual OMX_ERRORTYPE internalGetParameter(
     35             OMX_INDEXTYPE index, OMX_PTR params);
     36 
     37     virtual OMX_ERRORTYPE internalSetParameter(
     38             OMX_INDEXTYPE index, const OMX_PTR params);
     39 
     40     virtual void onQueueFilled(OMX_U32 portIndex);
     41     virtual void onPortFlushCompleted(OMX_U32 portIndex);
     42     virtual void onPortEnableCompleted(OMX_U32 portIndex, bool enabled);
     43 
     44 private:
     45     enum {
     46         kNumBuffers = 4
     47     };
     48 
     49     void *mCtx;
     50 
     51     int32_t mWidth;
     52     int32_t mHeight;
     53 
     54     enum {
     55         NONE,
     56         AWAITING_DISABLED,
     57         AWAITING_ENABLED
     58     } mOutputPortSettingsChange;
     59 
     60     void initPorts();
     61     status_t initDecoder();
     62 
     63     void updatePortDefinitions();
     64 
     65     DISALLOW_EVIL_CONSTRUCTORS(SoftVPX);
     66 };
     67 
     68 }  // namespace android
     69 
     70 #endif  // SOFT_VPX_H_
     71