MythCodecContext: Add a convenience method to retrieve MythPlayerUI

MythTV · Oct 14, 2020 · d89897f · d89897f
1 parent 0e25f71
commit d89897f
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Showing 2 changed files with 12 additions and 0 deletions.
diff --git a/mythtv/libs/libmythtv/decoders/mythcodeccontext.cpp b/mythtv/libs/libmythtv/decoders/mythcodeccontext.cpp
@@ -27,6 +27,7 @@
 #include "mythmainwindow.h"
 #include "mythopenglinterop.h"
 #include "avformatdecoder.h"
+#include "mythplayerui.h"
 
 #ifdef USING_VAAPI
 #include "mythvaapicontext.h"
@@ -489,6 +490,15 @@ void MythCodecContext::CreateDecoderCallback(void *Wait, void *Context, void *Ca
         wait->wakeAll();
 }
 
+MythPlayerUI* MythCodecContext::GetPlayerUI(AVCodecContext *Context)
+{
+    MythPlayerUI* result = nullptr;
+    auto* decoder = reinterpret_cast<AvFormatDecoder*>(Context->opaque);
+    if (decoder)
+        result = dynamic_cast<MythPlayerUI*>(decoder->GetPlayer());
+    return result;
+}
+
 /// \brief Initialise a hardware decoder that is expected to use AVHWFramesContext
 int MythCodecContext::InitialiseDecoder(AVCodecContext *Context, CreateHWDecoder Callback,
                                         const QString &Debug)

diff --git a/mythtv/libs/libmythtv/decoders/mythcodeccontext.h b/mythtv/libs/libmythtv/decoders/mythcodeccontext.h
@@ -44,6 +44,7 @@ extern "C" {
 
 using CreateHWDecoder = int (*)(AVCodecContext *Context);
 
+class MythPlayerUI;
 class MythOpenGLInterop;
 class VideoDisplayProfile;
 
@@ -136,6 +137,7 @@ class MTV_PUBLIC MythCodecContext
     static void FramesContextFinished      (AVHWFramesContext *Context);
     static void DeviceContextFinished      (AVHWDeviceContext *Context);
     static void CreateDecoderCallback      (void *Wait, void *Context, void *Callback);
+    static MythPlayerUI* GetPlayerUI       (AVCodecContext* Context);
     static AVBufferRef* CreateDevice       (AVHWDeviceType Type, MythOpenGLInterop *Interop, const QString &Device = QString());
     static bool IsUnsupportedProfile       (AVCodecContext *Context);
     static QString GetProfileDescription   (CodecProfile Profile, QSize Size,