/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* PrefetchStatus implementation */
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#include "sles_allinclusive.h"
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static SLresult IPrefetchStatus_GetPrefetchStatus(SLPrefetchStatusItf self, SLuint32 *pStatus)
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{
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SL_ENTER_INTERFACE
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if (NULL == pStatus) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IPrefetchStatus *thiz = (IPrefetchStatus *) self;
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interface_lock_shared(thiz);
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SLuint32 status = thiz->mStatus;
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interface_unlock_shared(thiz);
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*pStatus = status;
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result = SL_RESULT_SUCCESS;
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IPrefetchStatus_GetFillLevel(SLPrefetchStatusItf self, SLpermille *pLevel)
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{
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SL_ENTER_INTERFACE
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if (NULL == pLevel) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IPrefetchStatus *thiz = (IPrefetchStatus *) self;
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interface_lock_shared(thiz);
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SLpermille level = thiz->mLevel;
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interface_unlock_shared(thiz);
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*pLevel = level;
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result = SL_RESULT_SUCCESS;
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IPrefetchStatus_RegisterCallback(SLPrefetchStatusItf self,
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slPrefetchCallback callback, void *pContext)
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{
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SL_ENTER_INTERFACE
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IPrefetchStatus *thiz = (IPrefetchStatus *) self;
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interface_lock_exclusive(thiz);
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thiz->mCallback = callback;
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thiz->mContext = pContext;
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interface_unlock_exclusive(thiz);
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result = SL_RESULT_SUCCESS;
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SL_LEAVE_INTERFACE
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}
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static SLresult IPrefetchStatus_SetCallbackEventsMask(SLPrefetchStatusItf self, SLuint32 eventFlags)
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{
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SL_ENTER_INTERFACE
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if (eventFlags & ~(SL_PREFETCHEVENT_STATUSCHANGE | SL_PREFETCHEVENT_FILLLEVELCHANGE)) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IPrefetchStatus *thiz = (IPrefetchStatus *) self;
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interface_lock_exclusive(thiz);
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thiz->mCallbackEventsMask = eventFlags;
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interface_unlock_exclusive(thiz);
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result = SL_RESULT_SUCCESS;
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IPrefetchStatus_GetCallbackEventsMask(SLPrefetchStatusItf self,
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SLuint32 *pEventFlags)
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{
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SL_ENTER_INTERFACE
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if (NULL == pEventFlags) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IPrefetchStatus *thiz = (IPrefetchStatus *) self;
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interface_lock_shared(thiz);
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SLuint32 callbackEventsMask = thiz->mCallbackEventsMask;
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interface_unlock_shared(thiz);
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*pEventFlags = callbackEventsMask;
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result = SL_RESULT_SUCCESS;
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IPrefetchStatus_SetFillUpdatePeriod(SLPrefetchStatusItf self, SLpermille period)
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{
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SL_ENTER_INTERFACE
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if (0 == period) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IPrefetchStatus *thiz = (IPrefetchStatus *) self;
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interface_lock_exclusive(thiz);
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thiz->mFillUpdatePeriod = period;
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#ifdef ANDROID
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if (SL_OBJECTID_AUDIOPLAYER == InterfaceToObjectID(thiz)) {
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CAudioPlayer *ap = (CAudioPlayer *) thiz->mThis;
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android_audioPlayer_setBufferingUpdateThresholdPerMille(ap, period);
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}
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#endif
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interface_unlock_exclusive(thiz);
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result = SL_RESULT_SUCCESS;
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IPrefetchStatus_GetFillUpdatePeriod(SLPrefetchStatusItf self, SLpermille *pPeriod)
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{
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SL_ENTER_INTERFACE
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if (NULL == pPeriod) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IPrefetchStatus *thiz = (IPrefetchStatus *) self;
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interface_lock_shared(thiz);
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SLpermille fillUpdatePeriod = thiz->mFillUpdatePeriod;
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interface_unlock_shared(thiz);
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*pPeriod = fillUpdatePeriod;
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result = SL_RESULT_SUCCESS;
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}
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SL_LEAVE_INTERFACE
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}
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static const struct SLPrefetchStatusItf_ IPrefetchStatus_Itf = {
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IPrefetchStatus_GetPrefetchStatus,
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IPrefetchStatus_GetFillLevel,
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IPrefetchStatus_RegisterCallback,
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IPrefetchStatus_SetCallbackEventsMask,
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IPrefetchStatus_GetCallbackEventsMask,
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IPrefetchStatus_SetFillUpdatePeriod,
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IPrefetchStatus_GetFillUpdatePeriod
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};
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void IPrefetchStatus_init(void *self)
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{
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IPrefetchStatus *thiz = (IPrefetchStatus *) self;
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thiz->mItf = &IPrefetchStatus_Itf;
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thiz->mStatus = SL_PREFETCHSTATUS_UNDERFLOW;
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thiz->mLevel = 0;
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thiz->mCallback = NULL;
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thiz->mContext = NULL;
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thiz->mCallbackEventsMask = 0;
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thiz->mFillUpdatePeriod = 100;
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#ifdef ANDROID
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thiz->mDeferredPrefetchCallback = NULL;
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thiz->mDeferredPrefetchContext = NULL;
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thiz->mDeferredPrefetchEvents = SL_PREFETCHEVENT_NONE;
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#endif
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}
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