From 1fcd30687977ddec1ef29fd103b85442404211cb Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Fri, 15 May 2020 20:01:22 -0700
Subject: [PATCH] Fix EGLRenderer when SDL isn't built with X11 or Wayland
 backends

---
 app/streaming/video/ffmpeg-renderers/eglvid.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/app/streaming/video/ffmpeg-renderers/eglvid.cpp b/app/streaming/video/ffmpeg-renderers/eglvid.cpp
index 5a26a9b1..d7a71400 100644
--- a/app/streaming/video/ffmpeg-renderers/eglvid.cpp
+++ b/app/streaming/video/ffmpeg-renderers/eglvid.cpp
@@ -15,6 +15,14 @@
 #include <SDL_render.h>
 #include <SDL_syswm.h>
 
+// These are EGL extensions, so some platform headers may not provide them
+#ifndef EGL_PLATFORM_WAYLAND_KHR
+#define EGL_PLATFORM_WAYLAND_KHR 0x31D8
+#endif
+#ifndef EGL_PLATFORM_X11_KHR
+#define EGL_PLATFORM_X11_KHR 0x31D5
+#endif
+
 /* TODO:
  *  - handle more pixel formats
  *  - handle software decoding
@@ -235,14 +243,18 @@ bool EGLRenderer::initialize(PDECODER_PARAMETERS params)
         return false;
     }
     switch (info.subsystem) {
+#ifdef SDL_VIDEO_DRIVER_WAYLAND
     case SDL_SYSWM_WAYLAND:
         m_EGLDisplay = eglGetPlatformDisplay(EGL_PLATFORM_WAYLAND_KHR,
                                              info.info.wl.display, nullptr);
         break;
+#endif
+#ifdef SDL_VIDEO_DRIVER_X11
     case SDL_SYSWM_X11:
         m_EGLDisplay = eglGetPlatformDisplay(EGL_PLATFORM_X11_KHR,
                                              info.info.x11.display, nullptr);
         break;
+#endif
     default:
         EGL_LOG(Error, "not compatible with SYSWM");
         return false;