wpe: Bump wpebackend-fdo version requirement to 1.8

Debian bullseye has this version already, and this allows us to get rid of many
ifdefs. The mouse scroll handling is actually functional now as well.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2278>

5 files changed, 4 insertions, 83 deletions

diff --git a/ext/wpe/WPEThreadedView.cpp b/ext/wpe/WPEThreadedView.cpp
index 43161ccda..586faf7f4 100644
--- a/ext/wpe/WPEThreadedView.cpp
+++ b/ext/wpe/WPEThreadedView.cpp
@@ -33,21 +33,11 @@
 #include <cstdio>
 #include <mutex>
 
-#if ENABLE_SHM_BUFFER_SUPPORT
 #include <wpe/unstable/fdo-shm.h>
-#endif
 
 GST_DEBUG_CATEGORY_EXTERN (wpe_view_debug);
 #define GST_CAT_DEFAULT wpe_view_debug
 
-#if defined(WPE_FDO_CHECK_VERSION) && WPE_FDO_CHECK_VERSION(1, 3, 0)
-#define USE_DEPRECATED_FDO_EGL_IMAGE 0
-#define WPE_GLIB_SOURCE_PRIORITY G_PRIORITY_DEFAULT
-#else
-#define USE_DEPRECATED_FDO_EGL_IMAGE 1
-#define WPE_GLIB_SOURCE_PRIORITY -70
-#endif
-
 class GMutexHolder {
 public:
     GMutexHolder(GMutex& mutex)
@@ -122,7 +112,7 @@ void WPEContextThread::dispatch(Function func)
         g_cond_signal(&view.threading.cond);
         return G_SOURCE_REMOVE;
     }, &payload, nullptr);
-    g_source_set_priority(source, WPE_GLIB_SOURCE_PRIORITY);
+    g_source_set_priority(source, G_PRIORITY_DEFAULT);
 
     {
         GMutexHolder lock(threading.mutex);
@@ -309,9 +299,7 @@ WPEView* WPEContextThread::createWPEView(GstWpeVideoSrc* src, GstGLContext* cont
     static std::once_flag s_loaderFlag;
     std::call_once(s_loaderFlag,
         [] {
-#if defined(WPE_BACKEND_CHECK_VERSION) && WPE_BACKEND_CHECK_VERSION(1, 2, 0)
             wpe_loader_init("libWPEBackend-fdo-1.0.so");
-#endif
         });
 
     WPEView* view = nullptr;
@@ -419,12 +407,8 @@ WPEView::WPEView(WebKitWebContext* web_context, GstWpeVideoSrc* src, GstGLContex
         m_isValid = wpe_fdo_initialize_for_egl_display(eglDisplay);
         GST_DEBUG("FDO EGL display initialisation result: %d", m_isValid);
     } else {
-#if ENABLE_SHM_BUFFER_SUPPORT
         m_isValid = wpe_fdo_initialize_shm();
         GST_DEBUG("FDO SHM initialisation result: %d", m_isValid);
-#else
-        GST_WARNING("FDO SHM support is available only in WPEBackend-FDO 1.7.0");
-#endif
     }
     if (!m_isValid)
         return;
@@ -432,16 +416,12 @@ WPEView::WPEView(WebKitWebContext* web_context, GstWpeVideoSrc* src, GstGLContex
     if (gst.display_egl) {
         wpe.exportable = wpe_view_backend_exportable_fdo_egl_create(&s_exportableEGLClient, this, wpe.width, wpe.height);
     } else {
-#if ENABLE_SHM_BUFFER_SUPPORT
         wpe.exportable = wpe_view_backend_exportable_fdo_create(&s_exportableClient, this, wpe.width, wpe.height);
-#endif
     }
 
     auto* wpeViewBackend = wpe_view_backend_exportable_fdo_get_view_backend(wpe.exportable);
     auto* viewBackend = webkit_web_view_backend_new(wpeViewBackend, (GDestroyNotify) wpe_view_backend_exportable_fdo_destroy, wpe.exportable);
-#if defined(WPE_BACKEND_CHECK_VERSION) && WPE_BACKEND_CHECK_VERSION(1, 1, 0)
     wpe_view_backend_add_activity_state(wpeViewBackend, wpe_view_activity_state_visible | wpe_view_activity_state_focused | wpe_view_activity_state_in_window);
-#endif
 
     webkit.view = WEBKIT_WEB_VIEW(g_object_new(WEBKIT_TYPE_WEB_VIEW,
         "web-context", web_context,
@@ -693,13 +673,8 @@ void WPEView::releaseImage(gpointer imagePointer)
 {
     s_view->dispatch([&]() {
         GST_TRACE("Dispatch release exported image %p", imagePointer);
-#if USE_DEPRECATED_FDO_EGL_IMAGE
-        wpe_view_backend_exportable_fdo_egl_dispatch_release_image(wpe.exportable,
-                                                                   static_cast<EGLImageKHR>(imagePointer));
-#else
         wpe_view_backend_exportable_fdo_egl_dispatch_release_exported_image(wpe.exportable,
                                                                             static_cast<struct wpe_fdo_egl_exported_image*>(imagePointer));
-#endif
     });
 }
 
@@ -713,12 +688,7 @@ void WPEView::handleExportedImage(gpointer image)
     ImageContext* imageContext = g_slice_new(ImageContext);
     imageContext->view = this;
     imageContext->image = static_cast<gpointer>(image);
-    EGLImageKHR eglImage;
-#if USE_DEPRECATED_FDO_EGL_IMAGE
-    eglImage = static_cast<EGLImageKHR>(image);
-#else
-    eglImage = wpe_fdo_egl_exported_image_get_egl_image(static_cast<struct wpe_fdo_egl_exported_image*>(image));
-#endif
+    EGLImageKHR eglImage = wpe_fdo_egl_exported_image_get_egl_image(static_cast<struct wpe_fdo_egl_exported_image*>(image));
 
     auto* gstImage = gst_egl_image_new_wrapped(gst.context, eglImage, GST_GL_RGBA, imageContext, s_releaseImage);
     {
@@ -732,7 +702,6 @@ void WPEView::handleExportedImage(gpointer image)
     }
 }
 
-#if ENABLE_SHM_BUFFER_SUPPORT
 struct SHMBufferContext {
     WPEView* view;
     struct wpe_fdo_shm_exported_buffer* buffer;
@@ -789,17 +758,8 @@ void WPEView::handleExportedBuffer(struct wpe_fdo_shm_exported_buffer* buffer)
         notifyLoadFinished();
     }
 }
-#endif
 
 struct wpe_view_backend_exportable_fdo_egl_client WPEView::s_exportableEGLClient = {
-#if USE_DEPRECATED_FDO_EGL_IMAGE
-    // export_egl_image
-    [](void* data, EGLImageKHR image) {
-        auto& view = *static_cast<WPEView*>(data);
-        view.handleExportedImage(static_cast<gpointer>(image));
-    },
-    nullptr, nullptr,
-#else
     // export_egl_image
     nullptr,
     [](void* data, struct wpe_fdo_egl_exported_image* image) {
@@ -807,12 +767,10 @@ struct wpe_view_backend_exportable_fdo_egl_client WPEView::s_exportableEGLClient
         view.handleExportedImage(static_cast<gpointer>(image));
     },
     nullptr,
-#endif // USE_DEPRECATED_FDO_EGL_IMAGE
     // padding
     nullptr, nullptr
 };
 
-#if ENABLE_SHM_BUFFER_SUPPORT
 struct wpe_view_backend_exportable_fdo_client WPEView::s_exportableClient = {
     nullptr,
     nullptr,
@@ -824,7 +782,6 @@ struct wpe_view_backend_exportable_fdo_client WPEView::s_exportableClient = {
     nullptr,
     nullptr,
 };
-#endif
 
 void WPEView::s_releaseImage(GstEGLImage* image, gpointer data)
 {
diff --git a/ext/wpe/WPEThreadedView.h b/ext/wpe/WPEThreadedView.h
index bb58b9372..bc126d13c 100644
--- a/ext/wpe/WPEThreadedView.h
+++ b/ext/wpe/WPEThreadedView.h
@@ -32,12 +32,6 @@ typedef struct _GstGLContext GstGLContext;
 typedef struct _GstGLDisplay GstGLDisplay;
 typedef struct _GstEGLImage GstEGLImage;
 
-#if defined(WPE_FDO_CHECK_VERSION) && WPE_FDO_CHECK_VERSION(1, 7, 0)
-#define ENABLE_SHM_BUFFER_SUPPORT 1
-#else
-#define ENABLE_SHM_BUFFER_SUPPORT 0
-#endif
-
 class WPEView {
 public:
     WPEView(WebKitWebContext*, GstWpeVideoSrc*, GstGLContext*, GstGLDisplay*, int width, int height);
@@ -65,9 +59,7 @@ public:
 
 protected:
     void handleExportedImage(gpointer);
-#if ENABLE_SHM_BUFFER_SUPPORT
     void handleExportedBuffer(struct wpe_fdo_shm_exported_buffer*);
-#endif
 
 private:
     struct wpe_view_backend* backend() const;
@@ -76,10 +68,8 @@ private:
     void notifyLoadFinished();
 
     void releaseImage(gpointer);
-#if ENABLE_SHM_BUFFER_SUPPORT
     void releaseSHMBuffer(gpointer);
     static void s_releaseSHMBuffer(gpointer);
-#endif
 
     struct {
         GstGLContext* context;
@@ -88,9 +78,7 @@ private:
     } gst { nullptr, nullptr, nullptr };
 
     static struct wpe_view_backend_exportable_fdo_egl_client s_exportableEGLClient;
-#if ENABLE_SHM_BUFFER_SUPPORT
     static struct wpe_view_backend_exportable_fdo_client s_exportableClient;
-#endif
 
     static void s_releaseImage(GstEGLImage*, gpointer);
     struct {
diff --git a/ext/wpe/gstwpesrcbin.cpp b/ext/wpe/gstwpesrcbin.cpp
index 169f8ab0c..e29621b59 100644
--- a/ext/wpe/gstwpesrcbin.cpp
+++ b/ext/wpe/gstwpesrcbin.cpp
@@ -179,14 +179,12 @@ GST_STATIC_PAD_TEMPLATE ("video", GST_PAD_SRC, GST_PAD_SOMETIMES,
                      "framerate = " GST_VIDEO_FPS_RANGE ", "
                      "pixel-aspect-ratio = (fraction)1/1,"
                      "texture-target = (string)2D"
-#if ENABLE_SHM_BUFFER_SUPPORT
                      "; video/x-raw, "
                      "format = (string) BGRA, "
                      "width = " GST_VIDEO_SIZE_RANGE ", "
                      "height = " GST_VIDEO_SIZE_RANGE ", "
                      "framerate = " GST_VIDEO_FPS_RANGE ", "
                      "pixel-aspect-ratio = (fraction)1/1"
-#endif
                      ));
 
 /**
diff --git a/ext/wpe/gstwpevideosrc.cpp b/ext/wpe/gstwpevideosrc.cpp
index 6a7ffe3a1..3868ee949 100644
--- a/ext/wpe/gstwpevideosrc.cpp
+++ b/ext/wpe/gstwpevideosrc.cpp
@@ -137,16 +137,12 @@ struct _GstWpeVideoSrc
 #define gst_wpe_video_src_parent_class parent_class
 G_DEFINE_TYPE(GstWpeVideoSrc, gst_wpe_video_src, GST_TYPE_GL_BASE_SRC);
 
-#if ENABLE_SHM_BUFFER_SUPPORT
 #define WPE_RAW_CAPS "; video/x-raw, "          \
   "format = (string) BGRA, "                    \
   "width = " GST_VIDEO_SIZE_RANGE ", "          \
   "height = " GST_VIDEO_SIZE_RANGE ", "         \
   "framerate = " GST_VIDEO_FPS_RANGE ", "       \
   "pixel-aspect-ratio = (fraction)1/1"
-#else
-#define WPE_RAW_CAPS ""
-#endif
 
 #define WPE_BASIC_CAPS "video/x-raw(memory:GLMemory), " \
   "format = (string) RGBA, "                            \
@@ -588,23 +584,6 @@ gst_wpe_video_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
       case GST_NAVIGATION_EVENT_MOUSE_SCROLL:
         if (gst_navigation_event_parse_mouse_scroll_event (event, &x, &y,
                 &delta_x, &delta_y)) {
-#if WPE_CHECK_VERSION(1, 6, 0)
-          struct wpe_input_axis_2d_event wpe_event;
-          if (delta_x) {
-            wpe_event.x_axis = delta_x;
-          } else {
-            wpe_event.y_axis = delta_y;
-          }
-          wpe_event.base.time =
-              GST_TIME_AS_MSECONDS (GST_EVENT_TIMESTAMP (event));
-          wpe_event.base.type =
-              static_cast < wpe_input_axis_event_type >
-              (wpe_input_axis_event_type_mask_2d |
-              wpe_input_axis_event_type_motion_smooth);
-          wpe_event.base.x = (int) x;
-          wpe_event.base.y = (int) y;
-          src->view->dispatchAxisEvent (wpe_event.base);
-#else
           struct wpe_input_axis_event wpe_event;
           if (delta_x) {
             wpe_event.axis = 1;
@@ -618,7 +597,6 @@ gst_wpe_video_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
           wpe_event.x = (int) x;
           wpe_event.y = (int) y;
           src->view->dispatchAxisEvent (wpe_event);
-#endif
           ret = TRUE;
         }
         break;
@@ -734,4 +712,4 @@ gst_wpe_video_src_class_init (GstWpeVideoSrcClass * klass)
       static_cast < GSignalFlags > (G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION),
       G_CALLBACK (gst_wpe_video_src_load_bytes), NULL, NULL, NULL,
       G_TYPE_NONE, 1, G_TYPE_BYTES);
-}
\ No newline at end of file
+}
diff --git a/ext/wpe/meson.build b/ext/wpe/meson.build
index 62474a5e2..580b8f405 100644
--- a/ext/wpe/meson.build
+++ b/ext/wpe/meson.build
@@ -7,7 +7,7 @@ if not gstgl_dep.found()
 endif
 
 wpe_dep = dependency('wpe-webkit-1.0', version : '>= 2.28', required : get_option('wpe'))
-wpe_fdo_dep = dependency('wpebackend-fdo-1.0', required : get_option('wpe'))
+wpe_fdo_dep = dependency('wpebackend-fdo-1.0', version : '>= 1.8', required : get_option('wpe'))
 egl_dep = dependency('egl', required : get_option('wpe'))
 xkbcommon_dep = dependency('xkbcommon', version : '>= 0.8', required : get_option('wpe'))
 wl_server_dep = dependency('wayland-server', required : get_option('wpe'))