/*
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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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/* MetadataExtraction implementation */
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#include "sles_allinclusive.h"
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static SLresult IMetadataExtraction_GetItemCount(SLMetadataExtractionItf self, SLuint32 *pItemCount)
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{
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SL_ENTER_INTERFACE
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if (NULL == pItemCount) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IMetadataExtraction *thiz = (IMetadataExtraction *) self;
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if (SL_OBJECTID_AUDIOPLAYER == InterfaceToObjectID(thiz)) {
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#ifdef ANDROID
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result = android_audioPlayer_metadata_getItemCount((CAudioPlayer *)thiz->mThis,
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pItemCount);
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#else
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result = SL_RESULT_FEATURE_UNSUPPORTED;
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#endif
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} else {
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result = SL_RESULT_PARAMETER_INVALID;
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}
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IMetadataExtraction_GetKeySize(SLMetadataExtractionItf self,
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SLuint32 index, SLuint32 *pKeySize)
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{
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SL_ENTER_INTERFACE
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if (NULL == pKeySize) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IMetadataExtraction *thiz = (IMetadataExtraction *) self;
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if (SL_OBJECTID_AUDIOPLAYER == InterfaceToObjectID(thiz)) {
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#ifdef ANDROID
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result = android_audioPlayer_metadata_getKeySize((CAudioPlayer *)thiz->mThis,
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index, pKeySize);
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#else
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result = SL_RESULT_FEATURE_UNSUPPORTED;
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#endif
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} else {
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result = SL_RESULT_PARAMETER_INVALID;
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}
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IMetadataExtraction_GetKey(SLMetadataExtractionItf self,
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SLuint32 index, SLuint32 keySize, SLMetadataInfo *pKey)
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{
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SL_ENTER_INTERFACE
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if (NULL == pKey) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IMetadataExtraction *thiz = (IMetadataExtraction *) self;
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if (SL_OBJECTID_AUDIOPLAYER == InterfaceToObjectID(thiz)) {
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#ifdef ANDROID
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result = android_audioPlayer_metadata_getKey((CAudioPlayer *)thiz->mThis,
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index, keySize, pKey);
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#else
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result = SL_RESULT_FEATURE_UNSUPPORTED;
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#endif
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} else {
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result = SL_RESULT_PARAMETER_INVALID;
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}
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IMetadataExtraction_GetValueSize(SLMetadataExtractionItf self,
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SLuint32 index, SLuint32 *pValueSize)
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{
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SL_ENTER_INTERFACE
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if (NULL == pValueSize) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IMetadataExtraction *thiz = (IMetadataExtraction *) self;
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if (SL_OBJECTID_AUDIOPLAYER == InterfaceToObjectID(thiz)) {
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#ifdef ANDROID
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result = android_audioPlayer_metadata_getValueSize((CAudioPlayer *)thiz->mThis,
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index, pValueSize);
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#else
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result = SL_RESULT_FEATURE_UNSUPPORTED;
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#endif
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} else {
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result = SL_RESULT_PARAMETER_INVALID;
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}
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IMetadataExtraction_GetValue(SLMetadataExtractionItf self,
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SLuint32 index, SLuint32 valueSize, SLMetadataInfo *pValue)
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{
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SL_ENTER_INTERFACE
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if (NULL == pValue) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IMetadataExtraction *thiz = (IMetadataExtraction *) self;
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if (SL_OBJECTID_AUDIOPLAYER == InterfaceToObjectID(thiz)) {
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#ifdef ANDROID
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result = android_audioPlayer_metadata_getValue((CAudioPlayer *)thiz->mThis,
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index, valueSize, pValue);
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#else
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result = SL_RESULT_FEATURE_UNSUPPORTED;
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#endif
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} else {
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result = SL_RESULT_PARAMETER_INVALID;
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}
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}
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SL_LEAVE_INTERFACE
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}
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static SLresult IMetadataExtraction_AddKeyFilter(SLMetadataExtractionItf self,
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SLuint32 keySize, const void *pKey, SLuint32 keyEncoding,
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const SLchar *pValueLangCountry, SLuint32 valueEncoding, SLuint8 filterMask)
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{
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SL_ENTER_INTERFACE
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if (NULL == pKey || NULL == pValueLangCountry || (filterMask & ~(SL_METADATA_FILTER_KEY |
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SL_METADATA_FILTER_LANG | SL_METADATA_FILTER_ENCODING))) {
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result = SL_RESULT_PARAMETER_INVALID;
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} else {
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IMetadataExtraction *thiz = (IMetadataExtraction *) self;
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interface_lock_exclusive(thiz);
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thiz->mKeySize = keySize;
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thiz->mKey = pKey;
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thiz->mKeyEncoding = keyEncoding;
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thiz->mValueLangCountry = pValueLangCountry; // should make a local copy
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thiz->mValueEncoding = valueEncoding;
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thiz->mFilterMask = filterMask;
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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 IMetadataExtraction_ClearKeyFilter(SLMetadataExtractionItf self)
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{
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SL_ENTER_INTERFACE
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IMetadataExtraction *thiz = (IMetadataExtraction *) self;
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thiz->mKeyFilter = 0;
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result = SL_RESULT_SUCCESS;
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SL_LEAVE_INTERFACE
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}
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static const struct SLMetadataExtractionItf_ IMetadataExtraction_Itf = {
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IMetadataExtraction_GetItemCount,
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IMetadataExtraction_GetKeySize,
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IMetadataExtraction_GetKey,
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IMetadataExtraction_GetValueSize,
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IMetadataExtraction_GetValue,
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IMetadataExtraction_AddKeyFilter,
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IMetadataExtraction_ClearKeyFilter
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};
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void IMetadataExtraction_init(void *self)
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{
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IMetadataExtraction *thiz = (IMetadataExtraction *) self;
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thiz->mItf = &IMetadataExtraction_Itf;
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thiz->mKeySize = 0;
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thiz->mKey = NULL;
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thiz->mKeyEncoding = 0 /*TBD*/;
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thiz->mValueLangCountry = 0 /*TBD*/;
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thiz->mValueEncoding = 0 /*TBD*/;
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thiz->mFilterMask = 0 /*TBD*/;
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thiz->mKeyFilter = 0;
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}
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