Refactor egl::surface_descriptor_t, removed obj_count and plane_indices

sunshine/platform/linux/graphics.cpp

@@ -472,11 +472,17 @@ std::optional<rgb_t> import_source(display_t::pointer egl_display, const surface
   attribs[atti++] = EGL_LINUX_DRM_FOURCC_EXT;
   attribs[atti++] = xrgb.fourcc;
 
-  for(auto x = 0; x < xrgb.obj_count; ++x) {
-    auto plane_attr = get_plane(xrgb.plane_indices[x]);
+  for(auto x = 0; x < 4; ++x) {
+    auto fd = xrgb.fds[x];
+
+    if(fd < 0) {
+      continue;
+    }
+
+    auto plane_attr = get_plane(x);
 
     attribs[atti++] = plane_attr.fd;
-    attribs[atti++] = xrgb.fds[x];
+    attribs[atti++] = fd;
     attribs[atti++] = plane_attr.offset;
     attribs[atti++] = xrgb.offsets[x];
     attribs[atti++] = plane_attr.pitch;

sunshine/platform/linux/graphics.h

@@ -218,8 +218,6 @@ KITTY_USING_MOVE_T(ctx_t, (std::tuple<display_t::pointer, EGLContext>), , {
 });
 
 struct surface_descriptor_t {
-  int obj_count;
-
   int width;
   int height;
   int fds[4];
@@ -227,7 +225,6 @@ struct surface_descriptor_t {
   std::uint64_t modifier;
   std::uint32_t pitches[4];
   std::uint32_t offsets[4];
-  std::uint32_t plane_indices[4];
 };
 
 display_t make_display(util::Either<gbm::gbm_t::pointer, wl_display *> native_display);
@@ -259,11 +256,13 @@ public:
   }
 
   void reset() {
-    std::for_each_n(sd.fds, sd.obj_count, [](int fd) {
-      close(fd);
-    });
+    for(auto x = 0; x < 4; ++x) {
+      if(sd.fds[x] >= 0) {
+        close(sd.fds[x]);
 
-    sd.obj_count = 0;
+        sd.fds[x] = -1;
+      }
+    }
   }
 
   surface_descriptor_t sd;

sunshine/platform/linux/kmsgrab.cpp

@@ -574,37 +574,29 @@ public:
       return capture_e::error;
     }
 
-    auto obj_count = 4;
-
-    int x = 0;
     for(int y = 0; y < 4; ++y) {
       if(!fb->handles[y]) {
         // It's not clear wheter there could still be valid handles left.
         // So, continue anyway.
         // TODO: Is this redundent?
-        --obj_count;
         continue;
       }
 
-      file[x] = card.handleFD(fb->handles[x]);
-      if(file[x].el < 0) {
+      file[y] = card.handleFD(fb->handles[y]);
+      if(file[y].el < 0) {
         BOOST_LOG(error) << "Couldn't get primary file descriptor for Framebuffer ["sv << fb->fb_id << "]: "sv << strerror(errno);
         return capture_e::error;
       }
 
-      sd->fds[x]           = file[x].el;
-      sd->offsets[x]       = fb->offsets[y];
-      sd->pitches[x]       = fb->pitches[y];
-      sd->plane_indices[x] = y;
-
-      ++x;
+      sd->fds[y]     = file[y].el;
+      sd->offsets[y] = fb->offsets[y];
+      sd->pitches[y] = fb->pitches[y];
     }
 
-    sd->width     = fb->width;
-    sd->height    = fb->height;
-    sd->modifier  = fb->modifier;
-    sd->fourcc    = fb->pixel_format;
-    sd->obj_count = obj_count;
+    sd->width    = fb->width;
+    sd->height   = fb->height;
+    sd->modifier = fb->modifier;
+    sd->fourcc   = fb->pixel_format;
 
     if(
       fb->width != img_width ||
@@ -775,8 +767,8 @@ public:
     img->data        = nullptr;
     img->pixel_pitch = 4;
 
-    img->sequence     = 0;
-    img->sd.obj_count = 0;
+    img->sequence = 0;
+    std::fill_n(img->sd.fds, 4, -1);
 
     return img;
   }
@@ -836,7 +828,7 @@ public:
     if(!cursor || !cursor_opt) {
       img_out_base->data = nullptr;
 
-      for(auto x = 0; x < img->sd.obj_count; ++x) {
+      for(auto x = 0; x < 4; ++x) {
         fb_fd[x].release();
       }
       return capture_e::ok;
@@ -847,7 +839,7 @@ public:
     img->x -= offset_x;
     img->y -= offset_y;
 
-    for(auto x = 0; x < img->sd.obj_count; ++x) {
+    for(auto x = 0; x < 4; ++x) {
       fb_fd[x].release();
     }
     return capture_e::ok;

sunshine/platform/linux/vaapi.cpp

@@ -350,16 +350,14 @@ public:
     auto nv12_opt = egl::import_target(
       display.get(),
       std::move(fds),
-      { 1,
-        (int)prime.width,
+      { (int)prime.width,
         (int)prime.height,
         { prime.objects[prime.layers[0].object_index[0]].fd, -1, -1, -1 },
         0,
         0,
         { prime.layers[0].pitch[0] },
         { prime.layers[0].offset[0] } },
-      { 1,
-        (int)prime.width / 2,
+      { (int)prime.width / 2,
         (int)prime.height / 2,
         { prime.objects[prime.layers[0].object_index[1]].fd, -1, -1, -1 },
         0,

sunshine/platform/linux/wayland.cpp

@@ -17,6 +17,7 @@ using namespace std::literals;
 // Disable warning for converting incompatible functions
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wpedantic"
+#pragma GCC diagnostic ignored "-Wpmf-conversions"
 
 namespace wl {
 int display_t::init(const char *display_name) {
@@ -164,11 +165,10 @@ void dmabuf_t::frame(
   std::uint32_t obj_count) {
   auto next_frame = get_next_frame();
 
-  next_frame->sd.fourcc    = format;
-  next_frame->sd.width     = width;
-  next_frame->sd.height    = height;
-  next_frame->sd.modifier  = (((std::uint64_t)high) << 32) | low;
-  next_frame->sd.obj_count = obj_count;
+  next_frame->sd.fourcc   = format;
+  next_frame->sd.width    = width;
+  next_frame->sd.height   = height;
+  next_frame->sd.modifier = (((std::uint64_t)high) << 32) | low;
 }
 
 void dmabuf_t::object(
@@ -181,10 +181,9 @@ void dmabuf_t::object(
   std::uint32_t plane_index) {
   auto next_frame = get_next_frame();
 
-  next_frame->sd.fds[index]           = fd;
-  next_frame->sd.pitches[index]       = stride;
-  next_frame->sd.offsets[index]       = offset;
-  next_frame->sd.plane_indices[index] = plane_index;
+  next_frame->sd.fds[plane_index]     = fd;
+  next_frame->sd.pitches[plane_index] = stride;
+  next_frame->sd.offsets[plane_index] = offset;
 }
 
 void dmabuf_t::ready(
@@ -212,12 +211,20 @@ void dmabuf_t::cancel(
 }
 
 void frame_t::destroy() {
-  for(auto x = 0; x < sd.obj_count; ++x) {
-    close(sd.fds[x]);
+  for(auto x = 0; x < 4; ++x) {
+    if(sd.fds[x] >= 0) {
+      close(sd.fds[x]);
+
+      sd.fds[x] = -1;
+    }
   }
-  sd.obj_count = 0;
 }
 
+frame_t::frame_t() {
+  // File descriptors aren't open
+  std::fill_n(sd.fds, 4, -1);
+};
+
 std::vector<std::unique_ptr<monitor_t>> monitors(const char *display_name) {
   display_t display;
 

sunshine/platform/linux/wayland.h

@@ -21,6 +21,7 @@ using display_internal_t = util::safe_ptr<wl_display, wl_display_disconnect>;
 
 class frame_t {
 public:
+  frame_t();
   egl::surface_descriptor_t sd;
 
   void destroy();

sunshine/platform/linux/wlgrab.cpp

@@ -263,7 +263,7 @@ public:
     img->sd = current_frame->sd;
 
     // Prevent dmabuf from closing the file descriptors.
-    current_frame->sd.obj_count = 0;
+    std::fill_n(current_frame->sd.fds, 4, -1);
 
     return platf::capture_e::ok;
   }
@@ -275,6 +275,9 @@ public:
     img->serial   = std::numeric_limits<decltype(img->serial)>::max();
     img->data     = nullptr;
 
+    // File descriptors aren't open
+    std::fill_n(img->sd.fds, 4, -1);
+
     return img;
   }