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      1 /*
      2  * Copyright 2016, 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 ANDROID_HARDWARE_MEDIA_OMX_V1_0_OMX_H
     18 #define ANDROID_HARDWARE_MEDIA_OMX_V1_0_OMX_H
     19 
     20 #include <hidl/MQDescriptor.h>
     21 #include <hidl/Status.h>
     22 
     23 #include <media/stagefright/xmlparser/MediaCodecsXmlParser.h>
     24 #include <android/hardware/media/omx/1.0/IOmx.h>
     25 #include <utils/KeyedVector.h>
     26 #include <utils/Mutex.h>
     27 
     28 namespace android {
     29 
     30 struct OMXMaster;
     31 struct OMXNodeInstance;
     32 
     33 namespace hardware {
     34 namespace media {
     35 namespace omx {
     36 namespace V1_0 {
     37 namespace implementation {
     38 
     39 using ::android::hardware::media::omx::V1_0::IOmx;
     40 using ::android::hardware::media::omx::V1_0::IOmxNode;
     41 using ::android::hardware::media::omx::V1_0::IOmxObserver;
     42 using ::android::hardware::media::omx::V1_0::Status;
     43 using ::android::hidl::base::V1_0::IBase;
     44 using ::android::hardware::hidl_death_recipient;
     45 using ::android::hardware::hidl_array;
     46 using ::android::hardware::hidl_memory;
     47 using ::android::hardware::hidl_string;
     48 using ::android::hardware::hidl_vec;
     49 using ::android::hardware::Return;
     50 using ::android::hardware::Void;
     51 using ::android::sp;
     52 using ::android::wp;
     53 
     54 using ::android::OMXMaster;
     55 using ::android::OMXNodeInstance;
     56 
     57 struct Omx : public IOmx, public hidl_death_recipient {
     58     Omx();
     59     virtual ~Omx();
     60 
     61     // Methods from IOmx
     62     Return<void> listNodes(listNodes_cb _hidl_cb) override;
     63     Return<void> allocateNode(
     64             const hidl_string& name,
     65             const sp<IOmxObserver>& observer,
     66             allocateNode_cb _hidl_cb) override;
     67     Return<void> createInputSurface(createInputSurface_cb _hidl_cb) override;
     68 
     69     // Method from hidl_death_recipient
     70     void serviceDied(uint64_t cookie, const wp<IBase>& who) override;
     71 
     72     // Method for OMXNodeInstance
     73     status_t freeNode(sp<OMXNodeInstance> const& instance);
     74 
     75 protected:
     76     OMXMaster* mMaster;
     77     Mutex mLock;
     78     KeyedVector<wp<IBase>, sp<OMXNodeInstance> > mLiveNodes;
     79     KeyedVector<OMXNodeInstance*, wp<IBase> > mNode2Observer;
     80     MediaCodecsXmlParser mParser;
     81 };
     82 
     83 extern "C" IOmx* HIDL_FETCH_IOmx(const char* name);
     84 
     85 }  // namespace implementation
     86 }  // namespace V1_0
     87 }  // namespace omx
     88 }  // namespace media
     89 }  // namespace hardware
     90 }  // namespace android
     91 
     92 #endif  // ANDROID_HARDWARE_MEDIA_OMX_V1_0_OMX_H
     93