blob: 75a8d812502126af70a35b7d50ab5d08e0e4b715 [file] [log] [blame]
* 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.
#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 {
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;
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_; }
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