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48 lines
1.9 KiB
48 lines
1.9 KiB
/*
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* Copyright (C) 2011 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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#ifndef OPENSL_ES_ANDROIDMETADATA_H_
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#define OPENSL_ES_ANDROIDMETADATA_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*---------------------------------------------------------------------------*/
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/* Android metadata keys */
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/*---------------------------------------------------------------------------*/
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/**
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* Additional metadata keys to be used in SLMetadataExtractionItf:
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* the ANDROID_KEY_PCMFORMAT_* keys follow the fields of the SLDataFormat_PCM struct, and as such
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* all values corresponding to these keys are of SLuint32 type, and are defined as the fields
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* of the same name in SLDataFormat_PCM. The exception is that sample rate is expressed here
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* in Hz units, rather than in milliHz units.
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*/
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#define ANDROID_KEY_PCMFORMAT_NUMCHANNELS "AndroidPcmFormatNumChannels"
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#define ANDROID_KEY_PCMFORMAT_SAMPLERATE "AndroidPcmFormatSampleRate"
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#define ANDROID_KEY_PCMFORMAT_BITSPERSAMPLE "AndroidPcmFormatBitsPerSample"
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#define ANDROID_KEY_PCMFORMAT_CONTAINERSIZE "AndroidPcmFormatContainerSize"
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#define ANDROID_KEY_PCMFORMAT_CHANNELMASK "AndroidPcmFormatChannelMask"
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#define ANDROID_KEY_PCMFORMAT_ENDIANNESS "AndroidPcmFormatEndianness"
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* OPENSL_ES_ANDROIDMETADATA_H_ */
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