1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/media/omx/mediaresourcemanager/IMediaResourceManagerService.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,86 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* vim:set ts=2 sw=2 sts=2 et cindent: */
1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
1.8 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
1.9 +
1.10 +//#define LOG_NDEBUG 0
1.11 +#define LOG_TAG "IMediaResourceManagerService"
1.12 +
1.13 +#include <stdint.h>
1.14 +#include <sys/types.h>
1.15 +
1.16 +#include <binder/Parcel.h>
1.17 +#include <utils/Log.h>
1.18 +
1.19 +#include "IMediaResourceManagerService.h"
1.20 +
1.21 +namespace android {
1.22 +
1.23 +/**
1.24 + * Function ID used between BpMediaResourceManagerService and
1.25 + * BnMediaResourceManagerService by using Binder ipc.
1.26 + */
1.27 +enum {
1.28 + REQUEST_MEDIA_RESOURCE = IBinder::FIRST_CALL_TRANSACTION,
1.29 + DEREGISTER_CLIENT
1.30 +};
1.31 +
1.32 +class BpMediaResourceManagerService : public BpInterface<IMediaResourceManagerService>
1.33 +{
1.34 +public:
1.35 + BpMediaResourceManagerService(const sp<IBinder>& impl)
1.36 + : BpInterface<IMediaResourceManagerService>(impl)
1.37 + {
1.38 + }
1.39 +
1.40 + virtual void requestMediaResource(const sp<IMediaResourceManagerClient>& client, int resourceType)
1.41 + {
1.42 + Parcel data, reply;
1.43 + data.writeInterfaceToken(IMediaResourceManagerService::getInterfaceDescriptor());
1.44 + data.writeStrongBinder(client->asBinder());
1.45 + data.writeInt32(resourceType);
1.46 + remote()->transact(REQUEST_MEDIA_RESOURCE, data, &reply);
1.47 + }
1.48 +
1.49 + virtual status_t cancelClient(const sp<IMediaResourceManagerClient>& client)
1.50 + {
1.51 + Parcel data, reply;
1.52 + data.writeInterfaceToken(IMediaResourceManagerService::getInterfaceDescriptor());
1.53 + data.writeStrongBinder(client->asBinder());
1.54 + remote()->transact(DEREGISTER_CLIENT, data, &reply);
1.55 + return reply.readInt32();
1.56 + }
1.57 +};
1.58 +
1.59 +IMPLEMENT_META_INTERFACE(MediaResourceManagerService, "android.media.IMediaResourceManagerService");
1.60 +
1.61 +// ----------------------------------------------------------------------
1.62 +
1.63 +status_t BnMediaResourceManagerService::onTransact(
1.64 + uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
1.65 +{
1.66 + switch(code) {
1.67 +
1.68 + case REQUEST_MEDIA_RESOURCE: {
1.69 + CHECK_INTERFACE(IMediaResourceManagerService, data, reply);
1.70 + sp<IMediaResourceManagerClient> client = interface_cast<IMediaResourceManagerClient>(data.readStrongBinder());
1.71 + int resourceType = data.readInt32();
1.72 + requestMediaResource(client, resourceType);
1.73 + return NO_ERROR;
1.74 + } break;
1.75 + case DEREGISTER_CLIENT: {
1.76 + CHECK_INTERFACE(IMediaResourceManagerService, data, reply);
1.77 + sp<IMediaResourceManagerClient> client = interface_cast<IMediaResourceManagerClient>(data.readStrongBinder());
1.78 + cancelClient(client);
1.79 + reply->writeInt32(NO_ERROR);
1.80 + return NO_ERROR;
1.81 + } break;
1.82 + default:
1.83 + return BBinder::onTransact(code, data, reply, flags);
1.84 + }
1.85 +}
1.86 +
1.87 +// ----------------------------------------------------------------------------
1.88 +
1.89 +}; // namespace android
