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Laurent Pinchart b3cdccbff9 libcamera: device_enumerator: Move lookupDeviceNode() to child classes
The lookupDeviceNode() method is declared as pure virtual in the base
DeviceEnumerator class, but is only called by derived classes. Move it
to the DeviceEnumeratorSysfs and DeviceEnumeratorUdev. This allows
changing the udev version to take a dev_t instead of separate
major/minor, as that's what both the caller and the callee end up using.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2019-09-13 20:13:16 +03:00
Documentation Documentation: Exclude bound_method.{h,cpp} 2019-09-13 12:17:48 +03:00
include libcamera: camera_manager: Construct CameraManager instances manually 2019-08-19 19:07:45 +03:00
licenses licenses: add Apache-2.0 license 2019-08-12 10:34:13 +02:00
package/gentoo/media-libs/libcamera package: gentoo: Add libcamera ebuild 2019-05-02 16:36:16 +03:00
src libcamera: device_enumerator: Move lookupDeviceNode() to child classes 2019-09-13 20:13:16 +03:00
test test: process: Extend timeout duration 2019-09-13 09:21:40 +01:00
utils libcamera: skip auto version generation when building for Chromium OS 2019-07-11 12:22:40 +09:00
.clang-format clang-format: Remove space after template 2019-02-13 13:23:32 +02:00
.gitignore git: Add .gitignore file 2018-12-14 13:23:07 +00:00
meson.build meson: Rename 'tests' option to 'test' 2019-08-22 19:35:54 +03:00
meson_options.txt meson: Rename 'tests' option to 'test' 2019-08-22 19:35:54 +03:00
README.rst readme: Provide build requirements 2019-08-16 08:51:28 +01:00

===========
 libcamera
===========

**A complex camera support library for Linux, Android, and ChromeOS**

Cameras are complex devices that need heavy hardware image processing
operations. Control of the processing is based on advanced algorithms that must
run on a programmable processor. This has traditionally been implemented in a
dedicated MCU in the camera, but in embedded devices algorithms have been moved
to the main CPU to save cost. Blurring the boundary between camera devices and
Linux often left the user with no other option than a vendor-specific
closed-source solution.

To address this problem the Linux media community has very recently started
collaboration with the industry to develop a camera stack that will be
open-source-friendly while still protecting vendor core IP. libcamera was born
out of that collaboration and will offer modern camera support to Linux-based
systems, including traditional Linux distributions, ChromeOS and Android.

Getting Started
---------------

To build and install:

::

  meson build
  cd build
  ninja
  ninja install

Dependencies
------------

The following Debian/Ubuntu packages are required for building libcamera.
Other distributions may have differing package names:

A C++ toolchain: [required]
	Either {g++, clang}

for libcamera: [required]
	meson ninja-build

for device hotplug enumeration: [optional]
	pkg-config libudev-dev

for qcam: [optional]
	qtbase5-dev libqt5core5a libqt5gui5 libqt5widgets5

for documentation: [optional]
	python3-sphinx doxygen