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https://github.com/classilla/tenfourfox.git
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76 lines
2.3 KiB
C++
76 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/*
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* Copyright (c) 2014 The Linux Foundation. All rights reserved.
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* Copyright (C) 2009 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 AUDIO_OFFLOAD_PLAYER_BASE_H_
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#define AUDIO_OFFLOAD_PLAYER_BASE_H_
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#include "MediaDecoder.h"
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#include "MediaDecoderOwner.h"
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namespace mozilla {
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/**
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* AudioOffloadPlayer interface class which has funtions used by MediaOmxDecoder
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* This is to reduce the dependency of AudioOffloadPlayer in MediaOmxDecoder
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*/
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class AudioOffloadPlayerBase
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{
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typedef android::status_t status_t;
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typedef android::MediaSource MediaSource;
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public:
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virtual ~AudioOffloadPlayerBase() {};
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// Caller retains ownership of "aSource".
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virtual void SetSource(const android::sp<MediaSource> &aSource) {}
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// Start the source if it's not already started and open the AudioSink to
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// create an offloaded audio track
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virtual status_t Start(bool aSourceAlreadyStarted = false)
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{
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return android::NO_INIT;
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}
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virtual status_t ChangeState(MediaDecoder::PlayState aState)
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{
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return android::NO_INIT;
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}
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virtual void SetVolume(double aVolume) {}
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virtual int64_t GetMediaTimeUs() { return 0; }
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// To update progress bar when the element is visible
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virtual void SetElementVisibility(bool aIsVisible) {}
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// Update ready state based on current play state. Not checking data
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// availability since offloading is currently done only when whole compressed
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// data is available
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virtual MediaDecoderOwner::NextFrameStatus GetNextFrameStatus()
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{
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return MediaDecoderOwner::NEXT_FRAME_UNAVAILABLE;
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}
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virtual RefPtr<MediaDecoder::SeekPromise> Seek(SeekTarget aTarget) = 0;
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};
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} // namespace mozilla
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#endif // AUDIO_OFFLOAD_PLAYER_BASE_H_
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