153 lines
4.3 KiB
C++
153 lines
4.3 KiB
C++
/*
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* Copyright 2002-2009, Haiku.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Marcus Overhagen
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* Jérôme Duval
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*/
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#ifndef _SOUND_PLAY_NODE_H
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#define _SOUND_PLAY_NODE_H
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#include <Buffer.h>
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#include <BufferGroup.h>
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#include <BufferProducer.h>
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#include <MediaEventLooper.h>
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#include <SoundPlayer.h>
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namespace BPrivate {
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class SoundPlayNode : public BBufferProducer, public BMediaEventLooper {
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public:
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SoundPlayNode(const char* name,
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BSoundPlayer* player);
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virtual ~SoundPlayNode();
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bool IsPlaying();
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bigtime_t CurrentTime();
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// BMediaNode methods
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virtual BMediaAddOn* AddOn(int32* _internalID) const;
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protected:
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virtual void Preroll();
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public:
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virtual status_t HandleMessage(int32 message, const void* data,
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size_t size);
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protected:
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virtual void NodeRegistered();
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virtual status_t RequestCompleted(
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const media_request_info& info);
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virtual void SetTimeSource(BTimeSource* timeSource);
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virtual void SetRunMode(run_mode mode);
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// BBufferProducer methods
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virtual status_t FormatSuggestionRequested(media_type type,
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int32 quality, media_format* format);
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virtual status_t FormatProposal(const media_source& output,
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media_format* format);
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virtual status_t FormatChangeRequested(
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const media_source& source,
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const media_destination& destination,
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media_format* format, int32* _deprecated_);
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virtual status_t GetNextOutput(int32* cookie,
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media_output* _output);
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virtual status_t DisposeOutputCookie(int32 cookie);
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virtual status_t SetBufferGroup(const media_source& forSource,
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BBufferGroup* group);
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virtual status_t GetLatency(bigtime_t* _latency);
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virtual status_t PrepareToConnect(const media_source& what,
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const media_destination& where,
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media_format* format, media_source* _source,
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char* _name);
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virtual void Connect(status_t error,
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const media_source& source,
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const media_destination& destination,
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const media_format& format,
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char* name);
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virtual void Disconnect(const media_source& what,
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const media_destination& where);
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virtual void LateNoticeReceived(const media_source& what,
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bigtime_t howMuch,
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bigtime_t performanceTime);
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virtual void EnableOutput(const media_source& what,
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bool enabled, int32* _deprecated_);
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virtual void AdditionalBufferRequested(
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const media_source& source,
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media_buffer_id previousBuffer,
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bigtime_t previousTime,
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const media_seek_tag* previousTag);
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virtual void LatencyChanged(const media_source& source,
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const media_destination& destination,
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bigtime_t newLatency, uint32 flags);
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// BMediaEventLooper methods
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protected:
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virtual void HandleEvent(const media_timed_event* event,
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bigtime_t lateness,
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bool realTimeEvent = false);
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public:
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media_multi_audio_format Format() const;
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protected:
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virtual status_t HandleStart(const media_timed_event* event,
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bigtime_t lateness,
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bool realTimeEvent = false);
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virtual status_t HandleSeek(const media_timed_event* event,
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bigtime_t lateness,
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bool realTimeEvent = false);
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virtual status_t HandleWarp(const media_timed_event* event,
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bigtime_t lateness,
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bool realTimeEvent = false);
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virtual status_t HandleStop(const media_timed_event* event,
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bigtime_t lateness,
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bool realTimeEvent = false);
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virtual status_t SendNewBuffer(const media_timed_event* event,
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bigtime_t lateness,
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bool realTimeEvent = false);
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virtual status_t HandleDataStatus(const media_timed_event* event,
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bigtime_t lateness,
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bool realTimeEvent = false);
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virtual status_t HandleParameter(const media_timed_event* event,
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bigtime_t lateness,
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bool realTimeEvent = false);
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status_t AllocateBuffers();
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BBuffer* FillNextBuffer(bigtime_t eventTime);
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private:
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BSoundPlayer* fPlayer;
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status_t fInitStatus;
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bool fOutputEnabled;
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media_output fOutput;
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BBufferGroup* fBufferGroup;
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bigtime_t fLatency;
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bigtime_t fInternalLatency;
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bigtime_t fStartTime;
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uint64 fFramesSent;
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int32 fTooEarlyCount;
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};
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} // namespace BPrivate
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#endif // _SOUND_PLAY_NODE_H
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