pipewire: Drop dependencies that remained after the port to KPipeWire

CMakeLists.txt

@@ -74,12 +74,11 @@ find_package(LibVNCServer REQUIRED)
 option(DISABLE_PIPEWIRE "Disable PipeWire support." OFF)
 if(NOT DISABLE_PIPEWIRE)
     find_package(KPipeWire REQUIRED)
-    pkg_check_modules(PipeWire IMPORTED_TARGET libpipewire-0.3)
 endif()
-add_feature_info(PipeWire PipeWire_FOUND "Required for pipewire screencast plugin")
+add_feature_info(PipeWire KPipeWire_FOUND "Required for pipewire screencast plugin")
 find_package(PlasmaWaylandProtocols 1.5.0)
 
-if(PipeWire_FOUND AND PlasmaWaylandProtocols_FOUND)
+if(KPipeWire_FOUND AND PlasmaWaylandProtocols_FOUND)
     find_package(KF5Wayland ${KF5_MIN_VERSION})
     find_package(QtWaylandScanner REQUIRED)
     find_package(Qt5WaylandClient)
@@ -87,31 +86,6 @@ if(PipeWire_FOUND AND PlasmaWaylandProtocols_FOUND)
     find_package(Wayland REQUIRED COMPONENTS Client)
 endif()
 
-find_package(gbm)
-set_package_properties(gbm PROPERTIES
-    TYPE OPTIONAL
-    PURPOSE "Required for dma-buf support in pipewire screencast plugin."
-)
-
-find_package(EGL)
-set_package_properties(EGL PROPERTIES
-    TYPE OPTIONAL
-    PURPOSE "Required for dma-buf support in pipewire screencast plugin."
-)
-
-find_package(epoxy)
-set_package_properties(epoxy PROPERTIES DESCRIPTION "libepoxy"
-    URL "https://github.com/anholt/libepoxy"
-    TYPE OPTIONAL
-    PURPOSE "Required for dma-buf support in pipewire screencast plugin."
-)
-
-if(EGL_FOUND AND gbm_FOUND AND epoxy_FOUND)
-  set (HAVE_DMA_BUF TRUE)
-else()
-  set (HAVE_DMA_BUF FALSE)
-endif()
-
 ecm_setup_version(PROJECT
                   VARIABLE_PREFIX KRFB
                   VERSION_HEADER "krfb_version.h")

events/CMakeLists.txt

@@ -1,6 +1,6 @@
 add_subdirectory(x11)
 
 # Makes sense to use only when PW framebuffer is used
-if (${PipeWire_FOUND})
+if (TARGET K::KPipeWire)
     add_subdirectory(xdp)
 endif()

framebuffers/CMakeLists.txt

@@ -4,6 +4,6 @@ if (${XCB_DAMAGE_FOUND} AND ${XCB_SHM_FOUND} AND ${XCB_IMAGE_FOUND})
     add_subdirectory (xcb)
 endif()
 
-if (${PipeWire_FOUND})
+if (TARGET K::KPipeWire)
     add_subdirectory(pipewire)
 endif()

framebuffers/pipewire/CMakeLists.txt

@@ -48,18 +48,10 @@ target_link_libraries(krfb_framebuffer_pw
                       KF5::WaylandClient
                       Wayland::Client
                       krfbprivate
-                      PkgConfig::PipeWire
                       K::KPipeWire
                       K::KPipeWireDmaBuf
 )
 
-if (HAVE_DMA_BUF)
-    target_link_libraries(krfb_framebuffer_pw
-                          ${epoxy_LIBRARIES}
-                          gbm::gbm
-    )
-endif()
-
 set_target_properties(krfb_framebuffer_pw PROPERTIES OUTPUT_NAME pw)
 install (TARGETS krfb_framebuffer_pw
          DESTINATION ${KDE_INSTALL_PLUGINDIR}/krfb/framebuffer

framebuffers/pipewire/pw_framebuffer.cpp

@@ -26,15 +26,6 @@
 #include <KWayland/Client/registry.h>
 
 // pipewire
-#include <sys/ioctl.h>
-
-#include <spa/param/format-utils.h>
-#include <spa/param/video/format-utils.h>
-#include <spa/param/props.h>
-#include <spa/utils/result.h>
-
-#include <pipewire/pipewire.h>
-
 #include <climits>
 
 #include "pw_framebuffer.h"
@@ -45,14 +36,6 @@
 #include <KPipeWire/PipeWireSourceStream>
 #include <KPipeWire/DmaBufHandler>
 
-#if HAVE_DMA_BUF
-#include <unistd.h>
-
-#include <gbm.h>
-#include <epoxy/egl.h>
-#include <epoxy/gl.h>
-#endif /* HAVE_DMA_BUF */
-
 static const int BYTES_PER_PIXEL = 4;
 static const uint MIN_SUPPORTED_XDP_KDE_SC_VERSION = 1;
 
@@ -79,30 +62,6 @@ const QDBusArgument &operator >> (const QDBusArgument &arg, PWFrameBuffer::Strea
     return arg;
 }
 
-#if HAVE_DMA_BUF
-const char * formatGLError(GLenum err)
-{
-    switch(err) {
-    case GL_NO_ERROR:
-        return "GL_NO_ERROR";
-    case GL_INVALID_ENUM:
-        return "GL_INVALID_ENUM";
-    case GL_INVALID_VALUE:
-        return "GL_INVALID_VALUE";
-    case GL_INVALID_OPERATION:
-        return "GL_INVALID_OPERATION";
-    case GL_STACK_OVERFLOW:
-        return "GL_STACK_OVERFLOW";
-    case GL_STACK_UNDERFLOW:
-        return "GL_STACK_UNDERFLOW";
-    case GL_OUT_OF_MEMORY:
-        return "GL_OUT_OF_MEMORY";
-    default:
-        return (QLatin1String("0x") + QString::number(err, 16)).toLocal8Bit().constData();
-    }
-}
-#endif /* HAVE_DMA_BUF */
-
 /**
  * @brief The PWFrameBuffer::Private class - private counterpart of PWFramebuffer class. This is the entity where
  *        whole logic resides, for more info search for "d-pointer pattern" information.
@@ -392,7 +351,6 @@ void PWFrameBuffer::Private::handleFrame(const PipeWireFrame &frame)
         memcpy(q->fb, frame.image->constBits(), frame.image->sizeInBytes());
         setVideoSize(frame.image->size());
     }
-#if HAVE_DMA_BUF
     else if (frame.dmabuf) {
         QImage src((uchar*) q->fb, videoSize.width(), videoSize.height(), QImage::Format_RGB32);
         if (!m_dmabufHandler.downloadFrame(src, frame)) {
@@ -401,9 +359,7 @@ void PWFrameBuffer::Private::handleFrame(const PipeWireFrame &frame)
             return;
         }
         setVideoSize(src.size());
-    }
+    } else {
-#endif /* HAVE_DMA_BUF */
-    else {
         qCDebug(KRFB_FB_PIPEWIRE) << "Unknown kind of frame";
     }
 

framebuffers/pipewire/pw_framebufferplugin.h

@@ -22,8 +22,6 @@
 
 
 #include "framebufferplugin.h"
-#include <QWidget>
-
 
 class FrameBuffer;
 

krfb/config-krfb.h.cmake

@@ -9,6 +9,3 @@
 
 /* Define if XShm is available */
 #cmakedefine HAVE_XSHM 1
-
-/* Define if DMA-BUF support is available */
-#cmakedefine01 HAVE_DMA_BUF