libcamera  v0.0.0+3695-a2c715d8
Supporting cameras in Linux since 2019
framebuffer.h
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1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
2 /*
3  * Copyright (C) 2020, Google Inc.
4  *
5  * framebuffer.h - Internal frame buffer handling
6  */
7 
8 #pragma once
9 
10 #include <memory>
11 #include <utility>
12 
13 #include <libcamera/base/class.h>
14 
15 #include <libcamera/fence.h>
16 #include <libcamera/framebuffer.h>
17 
18 namespace libcamera {
19 
21 {
23 
24 public:
25  Private();
26  virtual ~Private();
27 
28  void setRequest(Request *request) { request_ = request; }
29  bool isContiguous() const { return isContiguous_; }
30 
31  Fence *fence() const { return fence_.get(); }
32  void setFence(std::unique_ptr<Fence> fence) { fence_ = std::move(fence); }
33 
34  void cancel() { LIBCAMERA_O_PTR()->metadata_.status = FrameMetadata::FrameCancelled; }
35 
36 private:
37  std::unique_ptr<Fence> fence_;
38  Request *request_;
39  bool isContiguous_;
40 };
41 
42 } /* namespace libcamera */
Frame buffer handling.
Base class for private data managed through a d-pointer.
Definition: class.h:64
Utilities to help constructing class interfaces.
Synchronization primitive to manage resources.
Definition: fence.h:15
void cancel()
Marks the buffer as cancelled.
Definition: framebuffer.h:34
Top-level libcamera namespace.
Definition: backtrace.h:17
Frame buffer data and its associated dynamic metadata.
Definition: framebuffer.h:49
#define LIBCAMERA_DECLARE_PUBLIC(klass)
Declare public data for a private class.
#define LIBCAMERA_O_PTR()
Retrieve the public instance corresponding to the private data.
A frame capture request.
Definition: request.h:30
Base class for FrameBuffer private data.
Definition: framebuffer.h:20
Fence * fence() const
Retrieve a const pointer to the Fence.
Definition: framebuffer.h:31
Request * request() const
Retrieve the request this buffer belongs to.
Definition: framebuffer.cpp:365
Definition: framebuffer.h:29
virtual ~Private()
FrameBuffer::Private destructor.
Definition: framebuffer.cpp:125
bool isContiguous() const
Check if the frame buffer stores planes contiguously in memory.
Definition: framebuffer.h:29
Definition of the Fence class.
void setFence(std::unique_ptr< Fence > fence)
Move a fence in this buffer.
Definition: framebuffer.h:32
void setRequest(Request *request)
Set the request this buffer belongs to.
Definition: framebuffer.h:28