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/*
* Copyright (c) 2013 - 2015, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _AV_EXTENSIONS_H_
#define _AV_EXTENSIONS_H_
#include <media/stagefright/DataSource.h>
#include <common/AVExtensionsCommon.h>
#include <system/audio.h>
namespace android {
class AudioParameter;
class MetaData;
class MediaExtractor;
struct ACodec;
struct ALooper;
struct IMediaHTTPConnection;
struct MediaCodec;
struct MediaHTTP;
struct NuCachedSource2;
class CameraParameters;
class MediaBuffer;
/*
* Factory to create objects of base-classes in libstagefright
*/
struct AVFactory {
virtual sp<ACodec> createACodec();
virtual MediaExtractor* createExtendedExtractor(
const sp<DataSource> &source, const char *mime,
const sp<AMessage> &meta);
virtual sp<MediaExtractor> updateExtractor(
sp<MediaExtractor> ext, const sp<DataSource> &source,
const char *mime, const sp<AMessage> &meta);
virtual sp<NuCachedSource2> createCachedSource(
const sp<DataSource> &source,
const char *cacheConfig = NULL,
bool disconnectAtHighwatermark = false);
virtual MediaHTTP* createMediaHTTP(
const sp<IMediaHTTPConnection> &conn);
// ----- NO TRESSPASSING BEYOND THIS LINE ------
DECLARE_LOADABLE_SINGLETON(AVFactory);
};
/*
* Common delegate to the classes in libstagefright
*/
struct AVUtils {
virtual status_t convertMetaDataToMessage(
const sp<MetaData> &meta, sp<AMessage> *format);
virtual DataSource::SnifferFunc getExtendedSniffer();
virtual status_t mapMimeToAudioFormat( audio_format_t& format, const char* mime);
virtual status_t sendMetaDataToHal(const sp<MetaData>& meta, AudioParameter *param);
virtual sp<MediaCodec> createCustomComponentByName(const sp<ALooper> &looper,
const char* mime, bool encoder, const sp<AMessage> &format);
virtual bool isEnhancedExtension(const char *extension);
virtual bool is24bitPCMOffloadEnabled();
virtual bool is16bitPCMOffloadEnabled();
virtual int getAudioSampleBits(const sp<MetaData> &);
virtual int getAudioSampleBits(const sp<AMessage> &);
virtual void setPcmSampleBits(const sp<MetaData> &, int32_t /*bitWidth*/);
virtual void setPcmSampleBits(const sp<AMessage> &, int32_t /*bitWidth*/);
virtual audio_format_t updateAudioFormat(audio_format_t audioFormat,
const sp<MetaData> &);
virtual audio_format_t updateAudioFormat(audio_format_t audioFormat,
const sp<AMessage> &);
virtual bool canOffloadAPE(const sp<MetaData> &meta);
virtual void extractCustomCameraKeys(
const CameraParameters& /*params*/, sp<MetaData> &/*meta*/) {}
virtual void printFileName(int /*fd*/) {}
virtual void addDecodingTimesFromBatch(MediaBuffer * /*buf*/,
List<int64_t> &/*decodeTimeQueue*/) {}
virtual bool useQCHWEncoder(const sp<AMessage> &, AString &) { return false; }
// ----- NO TRESSPASSING BEYOND THIS LINE ------
DECLARE_LOADABLE_SINGLETON(AVUtils);
};
}
#endif // _AV_EXTENSIONS__H_
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