mirror of https://github.com/axmolengine/axmol.git
110 lines
2.7 KiB
C++
110 lines
2.7 KiB
C++
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#pragma once
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#include "platform/CCPlatformMacros.h"
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#include <functional>
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#include <memory>
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#include "yasio/detail/byte_buffer.hpp"
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NS_AX_BEGIN
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static constexpr std::string_view FILE_URL_SCHEME = "file://"sv;
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enum class MEMediaEventType
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{
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Playing = 0,
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Paused,
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Stopped,
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Completed,
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Error,
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};
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/**
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* Possible states of media playback.
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*/
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enum class MEMediaState
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{
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/** Media has been closed and cannot be played again. */
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Closed,
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Closing,
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/** Unrecoverable error occurred during playback. */
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Error,
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/** Playback has been paused, but can be resumed. */
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Paused,
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/** Media is currently playing. */
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Playing,
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/** Media is being prepared for playback. */
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Preparing,
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/** Playback has been stopped, but can be restarted. */
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Stopped,
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/** Playback has been completed, but can be restarted. */
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Completed,
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};
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enum class MEVideoSampleFormat
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{
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NONE,
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YUY2,
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NV12,
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RGB32,
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BGR32,
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};
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using MEMediaEventCallback = std::function<void(MEMediaEventType)>;
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struct MEIntPoint
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{
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MEIntPoint() : x(0), y(0) {}
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MEIntPoint(int x_, int y_) : x(x_), y(y_) {}
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int x;
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int y;
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bool equals(const MEIntPoint& rhs) const { return this->x == rhs.x && this->y == rhs.y; }
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};
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struct MEVideoTextueSample
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{
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yasio::byte_buffer _buffer;
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MEIntPoint _bufferDim;
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MEIntPoint _videoDim;
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MEVideoSampleFormat _format = MEVideoSampleFormat::NONE;
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int _stride = 0; // bytesPerRow
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int _mods = 0; // whether format, videoDim changed
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};
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class MediaEngine
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{
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public:
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virtual ~MediaEngine() {}
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virtual void SetMediaEventCallback(MEMediaEventCallback cb) = 0;
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virtual void SetAutoPlay(bool bAutoPlay) = 0;
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virtual bool Open(std::string_view sourceUri) = 0;
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virtual bool Close() = 0;
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virtual bool SetLoop(bool bLooping) = 0;
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virtual bool SetRate(double fRate) = 0;
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virtual bool SetCurrentTime(double fSeekTimeInSec) = 0;
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virtual bool Play() = 0;
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virtual bool Pause() = 0;
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virtual bool Stop() = 0;
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virtual MEMediaState GetState() const = 0;
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virtual bool GetLastVideoSample(MEVideoTextueSample& sample) const = 0;
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};
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class MediaEngineFactory
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{
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public:
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virtual MediaEngine* CreateMediaEngine() = 0;
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virtual void DestroyMediaEngine(MediaEngine* me) = 0;
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};
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std::unique_ptr<MediaEngineFactory> CreatePlatformMediaEngineFactory();
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NS_AX_END
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