GLImageEGL: add dmabuf queries

ui/gl/gl_image_native_pixmap.cc

Index: ui/gl/gl_image_native_pixmap.cc
diff --git a/ui/gl/gl_image_native_pixmap.cc b/ui/gl/gl_image_native_pixmap.cc
index d29de1caacdfdcd470d9fc28df5cb083128d68dc..944ba84bd8fa59e6b59e51dc4188641fdf05095d 100644
--- a/ui/gl/gl_image_native_pixmap.cc
+++ b/ui/gl/gl_image_native_pixmap.cc
@@ -22,6 +22,7 @@
 #define DRM_FORMAT_XBGR8888 FOURCC('X', 'B', '2', '4')
 #define DRM_FORMAT_YVU420 FOURCC('Y', 'V', '1', '2')
 #define DRM_FORMAT_NV12 FOURCC('N', 'V', '1', '2')
+#define DRM_FORMAT_UYVY FOURCC('U', 'Y', 'V', 'Y')
 
 namespace gl {
 namespace {
@@ -112,6 +113,33 @@ EGLint FourCC(gfx::BufferFormat format) {
   return 0;
 }
 
+gfx::BufferFormat GetBufferFormatFromFourCCFormat(int format) {
+  switch (format) {
+    case DRM_FORMAT_R8:
+      return gfx::BufferFormat::R_8;
+    case DRM_FORMAT_GR88:
+      return gfx::BufferFormat::RG_88;
+    case DRM_FORMAT_ABGR8888:
+      return gfx::BufferFormat::RGBA_8888;
+    case DRM_FORMAT_XBGR8888:
+      return gfx::BufferFormat::RGBX_8888;
+    case DRM_FORMAT_ARGB8888:
+      return gfx::BufferFormat::BGRA_8888;
+    case DRM_FORMAT_XRGB8888:
+      return gfx::BufferFormat::BGRX_8888;
+    case DRM_FORMAT_RGB565:
+      return gfx::BufferFormat::BGR_565;
+    case DRM_FORMAT_UYVY:
+      return gfx::BufferFormat::UYVY_422;
+    case DRM_FORMAT_NV12:
+      return gfx::BufferFormat::YUV_420_BIPLANAR;
+    case DRM_FORMAT_YVU420:
+      return gfx::BufferFormat::YVU_420;
+    default:
+      return gfx::BufferFormat::BGRA_8888;
+  }
+}
+
 }  // namespace
 
 GLImageNativePixmap::GLImageNativePixmap(const gfx::Size& size,
@@ -196,6 +224,24 @@ bool GLImageNativePixmap::Initialize(gfx::NativePixmap* pixmap,
   return true;
 }
 
+gfx::GpuMemoryBufferAttribVector
+GLImageNativePixmap::QueryDmaBufFormatsAndModifiers() {
+  bool has_dma_buf_import_modifier = gl::GLSurfaceEGL::HasEGLExtension(
+      "EGL_EXT_image_dma_buf_import_modifiers");
+  std::vector<std::pair<EGLint, EGLuint64KHR>> drm_supported_gmb_attribs;
+  gfx::GpuMemoryBufferAttribVector supported_gmb_attribs;
+
+  if (!has_dma_buf_import_modifier)
+    return supported_gmb_attribs;
+
+  drm_supported_gmb_attribs = GLImageEGL::GetDmaBufFormatsWithModifiers();
+
+  for (auto& elem : drm_supported_gmb_attribs)
+    supported_gmb_attribs.push_back(gfx::GpuMemoryBufferAttrib(
+        GetBufferFormatFromFourCCFormat(elem.first), elem.second));
+  return supported_gmb_attribs;
+}
+
 unsigned GLImageNativePixmap::GetInternalFormat() {
   return internalformat_;
 }