| /* |
| * Copyright 2021 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #ifndef MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_EGL_DMABUF_H_ |
| #define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_EGL_DMABUF_H_ |
| |
| #include <epoxy/egl.h> |
| #include <epoxy/gl.h> |
| #include <gbm.h> |
| |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "absl/types/optional.h" |
| #include "modules/desktop_capture/desktop_geometry.h" |
| |
| namespace webrtc { |
| |
| class EglDmaBuf { |
| public: |
| struct EGLStruct { |
| std::vector<std::string> extensions; |
| EGLDisplay display = EGL_NO_DISPLAY; |
| EGLContext context = EGL_NO_CONTEXT; |
| }; |
| |
| struct PlaneData { |
| int32_t fd; |
| uint32_t stride; |
| uint32_t offset; |
| }; |
| |
| EglDmaBuf(); |
| ~EglDmaBuf(); |
| |
| std::unique_ptr<uint8_t[]> ImageFromDmaBuf( |
| const DesktopSize& size, |
| uint32_t format, |
| const std::vector<PlaneData>& plane_datas, |
| uint64_t modifiers); |
| std::vector<uint64_t> QueryDmaBufModifiers(uint32_t format); |
| |
| bool IsEglInitialized() const { return egl_initialized_; } |
| |
| private: |
| bool egl_initialized_ = false; |
| bool has_image_dma_buf_import_ext_ = false; |
| int32_t drm_fd_ = -1; // for GBM buffer mmap |
| gbm_device* gbm_device_ = nullptr; // for passed GBM buffer retrieval |
| |
| EGLStruct egl_; |
| |
| absl::optional<std::string> GetRenderNode(); |
| }; |
| |
| } // namespace webrtc |
| |
| #endif // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_EGL_DMABUF_H_ |