code

2025-07-14 22:24:27 +08:00
parent daacc18ecf
commit 4af19ef574
7722 changed files with 72086 additions and 0 deletions
--- a/Plugins/AndroidVulkanVideo_5.3/Source/AndroidVulkanVideo/Public/AndroidVulkanMediaPlayer.h
+++ b/Plugins/AndroidVulkanVideo_5.3/Source/AndroidVulkanVideo/Public/AndroidVulkanMediaPlayer.h
@ -0,0 +1,151 @@
+// ------------------------------------------------
+// Copyright Joe Marshall 2024- All Rights Reserved
+// ------------------------------------------------
+//
+// The main IMediaPlayer implementation. This is a
+// shim which provides Unreal interfaces, and then
+// defers everything vulkan related to the main
+// AndroidVulkanVideoImpl class.
+// ------------------------------------------------
+#pragma once
+
+#include "IMediaCache.h"
+#include "IMediaControls.h"
+#include "IMediaEventSink.h"
+#include "IMediaPlayer.h"
+#include "IMediaTracks.h"
+#include "IMediaView.h"
+#include "MediaSamples.h"
+
+// for vulkan types in the callback fn
+#include "IVulkanDynamicRHI.h"
+
+#include "IAndroidVulkanVideoAVCallback.h"
+
+#include "AndroidVulkanTextureSample.h"
+#include "VideoMediaSampleHolder.h"
+
+class IAudioOut;
+class IVulkanImpl;
+
+class FAndroidVulkanMediaPlayer : public IMediaPlayer,
+                                  protected IMediaCache,
+                                  protected IMediaControls,
+                                  protected IMediaTracks,
+                                  protected IMediaView,
+                                  protected IAndroidVulkanVideoAVCallback
+{
+  public:
+    FAndroidVulkanMediaPlayer(IMediaEventSink &InEventSink);
+    virtual ~FAndroidVulkanMediaPlayer();
+
+    // IMediaPlayer
+    virtual void Close() override;
+    virtual IMediaCache &GetCache() override
+    {
+        return *this;
+    }
+    virtual IMediaControls &GetControls() override
+    {
+        return *this;
+    }
+
+    virtual bool FlushOnSeekCompleted() const
+    {
+        return false;
+    }
+    virtual FString GetInfo() const override;
+    virtual FGuid GetPlayerPluginGUID() const override;
+    virtual IMediaSamples &GetSamples() override;
+    virtual FString GetStats() const override;
+    virtual IMediaTracks &GetTracks() override
+    {
+        return *this;
+    }
+    virtual FString GetUrl() const override;
+    virtual IMediaView &GetView() override
+    {
+        return *this;
+    }
+    virtual bool Open(const FString &Url, const IMediaOptions *Options) override;
+    virtual bool Open(const TSharedRef<FArchive, ESPMode::ThreadSafe> &Archive,
+                      const FString &OriginalUrl, const IMediaOptions *Options) override;
+    virtual void SetGuid(const FGuid &Guid) override;
+    virtual void TickFetch(FTimespan DeltaTime, FTimespan Timecode) override;
+    virtual void TickInput(FTimespan DeltaTime, FTimespan Timecode) override;
+    virtual bool GetPlayerFeatureFlag(EFeatureFlag flag) const override;
+
+    // IMediaCache
+    // don't override these - we don't provide caching (yet?)
+    // virtual bool QueryCacheState(EMediaCacheState State, TRangeSet<FTimespan>& OutTimeRanges)
+    // const virtual int32 GetSampleCount(EMediaCacheState State) const
+
+    // IMediaControl
+    virtual bool CanControl(EMediaControl Control) const override;
+    virtual FTimespan GetDuration() const override;
+    virtual float GetRate() const override;
+    virtual EMediaState GetState() const override;
+    virtual EMediaStatus GetStatus() const override;
+    virtual TRangeSet<float> GetSupportedRates(EMediaRateThinning Thinning) const override;
+    virtual FTimespan GetTime() const override;
+    virtual bool IsLooping() const override;
+    virtual bool Seek(const FTimespan &Time) override;
+    virtual bool SetLooping(bool Looping) override;
+    virtual bool SetRate(float Rate) override;
+    virtual bool SetNativeVolume(float Volume) override;
+
+    // IMediaTracks
+    virtual bool GetAudioTrackFormat(int32 TrackIndex, int32 FormatIndex,
+                                     FMediaAudioTrackFormat &OutFormat) const override;
+    virtual int32 GetNumTracks(EMediaTrackType TrackType) const override;
+    virtual int32 GetNumTrackFormats(EMediaTrackType TrackType, int32 TrackIndex) const override;
+    virtual int32 GetSelectedTrack(EMediaTrackType TrackType) const override;
+    virtual FText GetTrackDisplayName(EMediaTrackType TrackType, int32 TrackIndex) const override;
+    virtual int32 GetTrackFormat(EMediaTrackType TrackType, int32 TrackIndex) const override;
+    virtual FString GetTrackLanguage(EMediaTrackType TrackType, int32 TrackIndex) const override;
+    virtual FString GetTrackName(EMediaTrackType TrackType, int32 TrackIndex) const override;
+    virtual bool GetVideoTrackFormat(int32 TrackIndex, int32 FormatIndex,
+                                     FMediaVideoTrackFormat &OutFormat) const override;
+    virtual bool SelectTrack(EMediaTrackType TrackType, int32 TrackIndex) override;
+    virtual bool SetTrackFormat(EMediaTrackType TrackType, int32 TrackIndex,
+                                int32 FormatIndex) override;
+
+    // IMediaView
+    // don't provide these features, so we don't override any of it
+
+    // IAndroidVulkanVideoAVCallback (impl callback)
+    virtual void onVideoFrame(void *frameHwBuffer, int w, int h, int64_t presTimeNs) override;
+    virtual void *getVkDeviceProcAddr(const char *name) override;
+    virtual VkDevice getVkDevice() override;
+    virtual const VkAllocationCallbacks *getVkAllocationCallbacks() override;
+    virtual VkPhysicalDevice getNativePhysicalDevice() override;
+    virtual void onPlaybackEnd(bool looping) override;
+
+    virtual void ProcessVideoSamples() override;
+
+  private:
+    // delegates for foreground -> background transitions which should pause
+    // and resume playback
+    void OnEnterBackground();
+    void OnEnterForeground();
+
+    FDelegateHandle DelegateEnterBackground;
+    FDelegateHandle DelegateEnterForeground;
+
+    bool Seeking;
+    int32 SeekIndex;
+
+    // our output samples
+    TSharedPtr<FVideoMediaSampleHolder, ESPMode::ThreadSafe> SampleQueue;
+    IMediaEventSink &EventSink;
+    IVulkanImpl *impl;
+    IAudioOut *AudioOut;
+    FString CurInfo;
+    FString VideoURL;
+    FGuid PlayerGUID;
+    EMediaState PlayState;
+    bool Looping;
+    FAndroidVulkanTextureSamplePool VideoSamplePool;
+    bool HasVideoThisFrame;
+    bool SentBlankFrame;
+};