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authorQuentin Schulz <quentin.schulz@theobroma-systems.com>2022-05-04 16:48:22 +0200
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2022-05-04 19:46:05 +0300
commit1e4c4ad5f78ad7abc73854646f6e9902dc3c1925 (patch)
tree91c2af00129c8ab7e008af481c3719311d857eec /Documentation/guides
parentf5f1cbbf397b4e879a3c9f517bb29edd41432eae (diff)
Documentation: Use https instead of http
Avoid a redirection from http by using https directly. Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Cc: Quentin Schulz <foss+libcamera@0leil.net> Signed-off-by: Quentin Schulz <quentin.schulz@theobroma-systems.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'Documentation/guides')
-rw-r--r--Documentation/guides/application-developer.rst8
-rw-r--r--Documentation/guides/introduction.rst6
-rw-r--r--Documentation/guides/pipeline-handler.rst116
3 files changed, 65 insertions, 65 deletions
diff --git a/Documentation/guides/application-developer.rst b/Documentation/guides/application-developer.rst
index 07cc7273..16bea9c4 100644
--- a/Documentation/guides/application-developer.rst
+++ b/Documentation/guides/application-developer.rst
@@ -49,7 +49,7 @@ abstracts and manages the complex pipelines that kernel drivers expose through
the `Linux Media Controller`_ and `Video for Linux`_ (V4L2) APIs, meaning that
an application doesn't need to handle device or driver specific details.
-.. _CameraManager: http://libcamera.org/api-html/classlibcamera_1_1CameraManager.html
+.. _CameraManager: https://libcamera.org/api-html/classlibcamera_1_1CameraManager.html
.. _Linux Media Controller: https://www.kernel.org/doc/html/latest/media/uapi/mediactl/media-controller-intro.html
.. _Video for Linux: https://www.linuxtv.org/docs.php
@@ -207,7 +207,7 @@ supported values.
The ``validate`` function returns a `Status`_ which applications shall check to
see if the Pipeline Handler adjusted the configuration.
-.. _Status: http://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html#a64163f21db2fe1ce0a6af5a6f6847744
+.. _Status: https://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html#a64163f21db2fe1ce0a6af5a6f6847744
For example, the code above set the width and height to 640x480, but if the
camera cannot produce an image that large, it might adjust the configuration to
@@ -345,7 +345,7 @@ Event handling and callbacks
The libcamera library uses the concept of `signals and slots` (similar to `Qt
Signals and Slots`_) to connect events with callbacks to handle them.
-.. _signals and slots: http://libcamera.org/api-html/classlibcamera_1_1Signal.html#details
+.. _signals and slots: https://libcamera.org/api-html/classlibcamera_1_1Signal.html#details
.. _Qt Signals and Slots: https://doc.qt.io/qt-5/signalsandslots.html
The ``Camera`` device emits two signals that applications can connect to in
@@ -418,7 +418,7 @@ in this request, and access the metadata associated to each frame.
The metadata buffer contains information such the capture status, a timestamp,
and the bytes used, as described in the `FrameMetadata`_ documentation.
-.. _FrameMetaData: http://libcamera.org/api-html/structlibcamera_1_1FrameMetadata.html
+.. _FrameMetaData: https://libcamera.org/api-html/structlibcamera_1_1FrameMetadata.html
.. code:: cpp
diff --git a/Documentation/guides/introduction.rst b/Documentation/guides/introduction.rst
index 07f66881..2d1760c1 100644
--- a/Documentation/guides/introduction.rst
+++ b/Documentation/guides/introduction.rst
@@ -214,7 +214,7 @@ Camera Manager
Read the `Camera Manager API`_ documentation for more details.
-.. _Camera Manager API: http://libcamera.org/api-html/classlibcamera_1_1CameraManager.html
+.. _Camera Manager API: https://libcamera.org/api-html/classlibcamera_1_1CameraManager.html
Camera Device
The Camera class represents a single item of camera hardware that is capable
@@ -231,7 +231,7 @@ Camera Device
Read the `Camera API`_ documentation for more details.
-.. _Camera API: http://libcamera.org/api-html/classlibcamera_1_1Camera.html
+.. _Camera API: https://libcamera.org/api-html/classlibcamera_1_1Camera.html
Pipeline Handler
The Pipeline Handler manages the complex pipelines exposed by the kernel
@@ -254,7 +254,7 @@ Pipeline Handler
More details can be found in the `PipelineHandler API`_ documentation, and the
`Pipeline Handler Writers Guide`_.
-.. _PipelineHandler API: http://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html
+.. _PipelineHandler API: https://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html
Image Processing Algorithms
An image processing algorithm (IPA) component is a loadable plugin that
diff --git a/Documentation/guides/pipeline-handler.rst b/Documentation/guides/pipeline-handler.rst
index a0daf569..2d55666d 100644
--- a/Documentation/guides/pipeline-handler.rst
+++ b/Documentation/guides/pipeline-handler.rst
@@ -81,49 +81,49 @@ functionalities described above. Below is a brief overview of each of those:
.. TODO: (MediaDevice) Reference to the Media Device API (possibly with versioning requirements)
.. TODO: (IPAInterface) refer to the IPA guide
-- `MediaDevice <http://libcamera.org/api-html/classlibcamera_1_1MediaDevice.html>`_:
+- `MediaDevice <https://libcamera.org/api-html/classlibcamera_1_1MediaDevice.html>`_:
Instances of this class are associated with a kernel media controller
device and its connected objects.
-- `DeviceEnumerator <http://libcamera.org/api-html/classlibcamera_1_1DeviceEnumerator.html>`_:
+- `DeviceEnumerator <https://libcamera.org/api-html/classlibcamera_1_1DeviceEnumerator.html>`_:
Enumerates all media devices attached to the system and the media entities
registered with it, by creating instances of the ``MediaDevice`` class and
storing them.
-- `DeviceMatch <http://libcamera.org/api-html/classlibcamera_1_1DeviceMatch.html>`_:
+- `DeviceMatch <https://libcamera.org/api-html/classlibcamera_1_1DeviceMatch.html>`_:
Describes a media device search pattern using entity names, or other
properties.
-- `V4L2VideoDevice <http://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html>`_:
+- `V4L2VideoDevice <https://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html>`_:
Models an instance of a V4L2 video device constructed with the path to a V4L2
video device node.
-- `V4L2SubDevice <http://libcamera.org/api-html/classlibcamera_1_1V4L2Subdevice.html>`_:
+- `V4L2SubDevice <https://libcamera.org/api-html/classlibcamera_1_1V4L2Subdevice.html>`_:
Provides an API to the sub-devices that model the hardware components of a
V4L2 device.
-- `CameraSensor <http://libcamera.org/api-html/classlibcamera_1_1CameraSensor.html>`_:
+- `CameraSensor <https://libcamera.org/api-html/classlibcamera_1_1CameraSensor.html>`_:
Abstracts camera sensor handling by hiding the details of the V4L2 subdevice
kernel API and caching sensor information.
-- `Camera::Private <http://libcamera.org/api-html/classlibcamera_1_1Camera_1_1Private.html>`_:
+- `Camera::Private <https://libcamera.org/api-html/classlibcamera_1_1Camera_1_1Private.html>`_:
Represents device-specific data a pipeline handler associates to each Camera
instance.
-- `StreamConfiguration <http://libcamera.org/api-html/structlibcamera_1_1StreamConfiguration.html>`_:
+- `StreamConfiguration <https://libcamera.org/api-html/structlibcamera_1_1StreamConfiguration.html>`_:
Models the current configuration of an image stream produced by the camera by
reporting its format and sizes.
-- `CameraConfiguration <http://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html>`_:
+- `CameraConfiguration <https://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html>`_:
Represents the current configuration of a camera, which includes a list of
stream configurations for each active stream in a capture session. When
validated, it is applied to the camera.
-- `IPAInterface <http://libcamera.org/api-html/classlibcamera_1_1IPAInterface.html>`_:
+- `IPAInterface <https://libcamera.org/api-html/classlibcamera_1_1IPAInterface.html>`_:
The interface to the Image Processing Algorithm (IPA) module which performs
the computation of the image processing pipeline tuning parameters.
-- `ControlList <http://libcamera.org/api-html/classlibcamera_1_1ControlList.html>`_:
+- `ControlList <https://libcamera.org/api-html/classlibcamera_1_1ControlList.html>`_:
A list of control items, indexed by Control<> instances or by numerical index
which contains values used by application and IPA to change parameters of
image streams, used to return to applications and share with IPA the metadata
@@ -191,7 +191,7 @@ In *vivid.cpp* add the pipeline handler to the ``libcamera`` namespace, defining
a `PipelineHandler`_ derived class named PipelineHandlerVivid, and add stub
implementations for the overridden class members.
-.. _PipelineHandler: http://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html
+.. _PipelineHandler: https://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html
.. code-block:: cpp
@@ -267,7 +267,7 @@ handler factory using the `REGISTER_PIPELINE_HANDLER`_ macro which
registers it and creates a global symbol to reference the class and make it
available to try and match devices.
-.. _REGISTER_PIPELINE_HANDLER: http://libcamera.org/api-html/pipeline__handler_8h.html
+.. _REGISTER_PIPELINE_HANDLER: https://libcamera.org/api-html/pipeline__handler_8h.html
For debugging and testing a pipeline handler during development, you can define
a log message category for the pipeline handler. The ``LOG_DEFINE_CATEGORY``
@@ -275,7 +275,7 @@ macro and ``LIBCAMERA_LOG_LEVELS`` environment variable help you use the inbuilt
libcamera `logging infrastructure`_ that allow for the inspection of internal
operations in a user-configurable way.
-.. _logging infrastructure: http://libcamera.org/api-html/log_8h.html
+.. _logging infrastructure: https://libcamera.org/api-html/log_8h.html
Add the following before the ``PipelineHandlerVivid`` class declaration:
@@ -334,8 +334,8 @@ You can specify the search further by adding specific media entities to the
search using the ``.add()`` function on the DeviceMatch.
.. _match(): https://www.libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a7cd5b652a2414b543ec20ba9dabf61b6
-.. _start(): http://libcamera.org/api-html/classlibcamera_1_1CameraManager.html#a49e322880a2a26013bb0076788b298c5
-.. _DeviceMatch: http://libcamera.org/api-html/classlibcamera_1_1DeviceMatch.html
+.. _start(): https://libcamera.org/api-html/classlibcamera_1_1CameraManager.html#a49e322880a2a26013bb0076788b298c5
+.. _DeviceMatch: https://libcamera.org/api-html/classlibcamera_1_1DeviceMatch.html
This example uses search patterns that match vivid, but when developing a new
pipeline handler, you should change this value to suit your device identifier.
@@ -354,7 +354,7 @@ to the matching media controller device with the `acquireMediaDevice`_ function.
If the function attempts to acquire a device it has already matched, it returns
``false``.
-.. _acquireMediaDevice: http://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a77e424fe704e7b26094164b9189e0f84
+.. _acquireMediaDevice: https://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a77e424fe704e7b26094164b9189e0f84
Add the following below ``dm.add("vivid-000-vid-cap");``:
@@ -419,7 +419,7 @@ with the Camera.
Each Camera has instance-specific data represented using the `Camera::Private`_
class, which can be extended for the specific needs of the pipeline handler.
-.. _Camera::Private: http://libcamera.org/api-html/classlibcamera_1_1Camera_1_1Private.html
+.. _Camera::Private: https://libcamera.org/api-html/classlibcamera_1_1Camera_1_1Private.html
To support the Camera we will later register, we need to create a Camera::Private
@@ -475,7 +475,7 @@ the `MediaDevice::getEntityByName`_ function from the MediaDevice. As our
example is based upon the simplistic Vivid test device, we only need to open a
single capture device named 'vivid-000-vid-cap' by the device.
-.. _MediaDevice::getEntityByName: http://libcamera.org/api-html/classlibcamera_1_1MediaDevice.html#ad5d9279329ef4987ceece2694b33e230
+.. _MediaDevice::getEntityByName: https://libcamera.org/api-html/classlibcamera_1_1MediaDevice.html#ad5d9279329ef4987ceece2694b33e230
.. code-block:: cpp
@@ -516,8 +516,8 @@ handler and camera manager using `registerCamera`_.
Finally with a successful construction, we return 'true' indicating that the
PipelineHandler successfully matched and constructed a device.
-.. _Camera::create: http://libcamera.org/api-html/classlibcamera_1_1Camera.html#a453740e0d2a2f495048ae307a85a2574
-.. _registerCamera: http://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#adf02a7f1bbd87aca73c0e8d8e0e6c98b
+.. _Camera::create: https://libcamera.org/api-html/classlibcamera_1_1Camera.html#a453740e0d2a2f495048ae307a85a2574
+.. _registerCamera: https://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#adf02a7f1bbd87aca73c0e8d8e0e6c98b
.. code-block:: cpp
@@ -590,9 +590,9 @@ processed to automatically generate documentation and interfaces. Controls are
defined by the src/libcamera/`control_ids.yaml`_ file and camera properties
are defined by src/libcamera/`properties_ids.yaml`_.
-.. _controls framework: http://libcamera.org/api-html/controls_8h.html
-.. _control_ids.yaml: http://libcamera.org/api-html/control__ids_8h.html
-.. _properties_ids.yaml: http://libcamera.org/api-html/property__ids_8h.html
+.. _controls framework: https://libcamera.org/api-html/controls_8h.html
+.. _control_ids.yaml: https://libcamera.org/api-html/control__ids_8h.html
+.. _properties_ids.yaml: https://libcamera.org/api-html/property__ids_8h.html
Pipeline handlers can optionally register the list of controls an application
can set as well as a list of immutable camera properties. Being both
@@ -600,14 +600,14 @@ Camera-specific values, they are represented in the ``Camera::Private`` base
class, which provides two members for this purpose: the
`Camera::Private::controlInfo_`_ and the `Camera::Private::properties_`_ fields.
-.. _Camera::Private::controlInfo_: http://libcamera.org/api-html/classlibcamera_1_1Camera_1_1Private.html#ab4e183eb4dabe929d1b2bbbb519b969f
-.. _Camera::Private::properties_: http://libcamera.org/api-html/classlibcamera_1_1Camera_1_1Private.html#ad31f12f5ed9c1fbe25750902f4791064
+.. _Camera::Private::controlInfo_: https://libcamera.org/api-html/classlibcamera_1_1Camera_1_1Private.html#ab4e183eb4dabe929d1b2bbbb519b969f
+.. _Camera::Private::properties_: https://libcamera.org/api-html/classlibcamera_1_1Camera_1_1Private.html#ad31f12f5ed9c1fbe25750902f4791064
The ``controlInfo_`` field represents a map of ``ControlId`` instances
associated with the limits of valid values supported for the control. More
information can be found in the `ControlInfoMap`_ class documentation.
-.. _ControlInfoMap: http://libcamera.org/api-html/classlibcamera_1_1ControlInfoMap.html
+.. _ControlInfoMap: https://libcamera.org/api-html/classlibcamera_1_1ControlInfoMap.html
Pipeline handlers register controls to expose the tunable device and IPA
parameters to applications. Our example pipeline handler only exposes trivial
@@ -700,7 +700,7 @@ To support validation in our example pipeline handler, Create a new class called
``VividCameraConfiguration`` derived from the base `CameraConfiguration`_ class
which we can implement and use within our ``PipelineHandlerVivid`` class.
-.. _CameraConfiguration: http://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html
+.. _CameraConfiguration: https://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html
The derived ``CameraConfiguration`` class must override the base class
``validate()`` function, where the stream configuration inspection and
@@ -726,8 +726,8 @@ Applications generate a ``CameraConfiguration`` instance by calling the
implementation of the overridden `PipelineHandler::generateConfiguration()`_
function.
-.. _Camera::generateConfiguration(): http://libcamera.org/api-html/classlibcamera_1_1Camera.html#a25c80eb7fc9b1cf32692ce0c7f09991d
-.. _PipelineHandler::generateConfiguration(): http://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a7932e87735695500ce1f8c7ae449b65b
+.. _Camera::generateConfiguration(): https://libcamera.org/api-html/classlibcamera_1_1Camera.html#a25c80eb7fc9b1cf32692ce0c7f09991d
+.. _PipelineHandler::generateConfiguration(): https://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a7932e87735695500ce1f8c7ae449b65b
Configurations are generated by receiving a list of ``StreamRoles`` instances,
which libcamera uses as predefined ways an application intends to use a camera
@@ -735,7 +735,7 @@ which libcamera uses as predefined ways an application intends to use a camera
optional hints on how an application intends to use a stream, and a pipeline
handler should return an ideal configuration for each role that is requested.
-.. _StreamRole API: http://libcamera.org/api-html/stream_8h.html#file_a295d1f5e7828d95c0b0aabc0a8baac03
+.. _StreamRole API: https://libcamera.org/api-html/stream_8h.html#file_a295d1f5e7828d95c0b0aabc0a8baac03
In the pipeline handler ``generateConfiguration`` implementation, remove the
``return nullptr;``, create a new instance of the ``CameraConfiguration``
@@ -797,7 +797,7 @@ The `StreamFormats`_ class holds information about the pixel formats and frame
sizes that a stream can support. The class groups size information by the pixel
format, which can produce it.
-.. _StreamFormats: http://libcamera.org/api-html/classlibcamera_1_1StreamFormats.html
+.. _StreamFormats: https://libcamera.org/api-html/classlibcamera_1_1StreamFormats.html
The code below uses the ``StreamFormats`` class to represent all of the
supported pixel formats, associated with a list of frame sizes. It then
@@ -850,7 +850,7 @@ If changes are made, it marks the configuration as ``Adjusted``, however if the
requested configuration is not supported and cannot be adjusted it shall be
refused and marked as ``Invalid``.
-.. _CameraConfiguration::validate(): http://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html#a29f8f263384c6149775b6011c7397093
+.. _CameraConfiguration::validate(): https://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html#a29f8f263384c6149775b6011c7397093
The validation phase makes sure all the platform-specific constraints are
respected by the requested configuration. The most trivial examples being making
@@ -950,8 +950,8 @@ The `PipelineHandler::configure()`_ function receives a valid
parameters to prepare a device for a streaming session with the desired
properties.
-.. _PipelineHandler::configure(): http://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a930f2a9cdfb51dfb4b9ca3824e84fc29
-.. _CameraConfiguration: http://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html
+.. _PipelineHandler::configure(): https://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a930f2a9cdfb51dfb4b9ca3824e84fc29
+.. _CameraConfiguration: https://libcamera.org/api-html/classlibcamera_1_1CameraConfiguration.html
Replace the contents of the stubbed ``PipelineHandlerVivid::configure`` function
with the following to obtain the camera data and stream configuration. This
@@ -973,8 +973,8 @@ node. The fourcc attribute is a `V4L2PixelFormat`_ and differs from the
plane configuration for multiplanar formats, so you must explicitly convert it
using the helper ``V4L2PixelFormat::fromPixelFormat()``.
-.. _V4L2DeviceFormat: http://libcamera.org/api-html/classlibcamera_1_1V4L2DeviceFormat.html
-.. _V4L2PixelFormat: http://libcamera.org/api-html/classlibcamera_1_1V4L2PixelFormat.html
+.. _V4L2DeviceFormat: https://libcamera.org/api-html/classlibcamera_1_1V4L2DeviceFormat.html
+.. _V4L2PixelFormat: https://libcamera.org/api-html/classlibcamera_1_1V4L2PixelFormat.html
Add the following code beneath the code from above:
@@ -990,7 +990,7 @@ driver has adjusted the format, as this shows the pipeline handler has failed to
handle the validation stages correctly, and the configure operation shall also
fail.
-.. _V4L2VideoDevice::setFormat(): http://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#ad67b47dd9327ce5df43350b80c083cca
+.. _V4L2VideoDevice::setFormat(): https://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#ad67b47dd9327ce5df43350b80c083cca
Continue the implementation with the following code:
@@ -1009,7 +1009,7 @@ Associate the configuration with the stream by using the
`StreamConfiguration::setStream`_ function, and set the values of individual
stream configuration members as required.
-.. _StreamConfiguration::setStream: http://libcamera.org/api-html/structlibcamera_1_1StreamConfiguration.html#a74a0eb44dad1b00112c7c0443ae54a12
+.. _StreamConfiguration::setStream: https://libcamera.org/api-html/structlibcamera_1_1StreamConfiguration.html#a74a0eb44dad1b00112c7c0443ae54a12
.. NOTE: the cfg.setStream() call here associates the stream to the
StreamConfiguration however that should quite likely be done as part of
@@ -1034,7 +1034,7 @@ controls at system configuration time, to make sure they are defaulted to sane
values. Handling of device controls is again performed using the libcamera
`controls framework`_.
-.. _Controls Framework: http://libcamera.org/api-html/controls_8h.html
+.. _Controls Framework: https://libcamera.org/api-html/controls_8h.html
This section is particularly specific to Vivid as it sets the initial values of
controls to match `Vivid Controls`_ defined by the kernel driver. You won't need
@@ -1057,8 +1057,8 @@ come directly from the kernel sources:
We can now use the V4L2 control IDs to prepare a list of controls with the
`ControlList`_ class, and set them using the `ControlList::set()`_ function.
-.. _ControlList: http://libcamera.org/api-html/classlibcamera_1_1ControlList.html
-.. _ControlList::set(): http://libcamera.org/api-html/classlibcamera_1_1ControlList.html#a74a1a29abff5243e6e37ace8e24eb4ba
+.. _ControlList: https://libcamera.org/api-html/classlibcamera_1_1ControlList.html
+.. _ControlList::set(): https://libcamera.org/api-html/classlibcamera_1_1ControlList.html#a74a1a29abff5243e6e37ace8e24eb4ba
In our pipeline ``configure`` function, add the following code after the format
has been set and checked to initialise the ControlList and apply it to the
@@ -1112,16 +1112,16 @@ libcamera also provides an API to allocate and export memory to applications
realized through the `exportFrameBuffers`_ function and the
`FrameBufferAllocator`_ class which will be presented later.
-.. _exportFrameBuffers: http://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a6312a69da7129c2ed41f9d9f790adf7c
-.. _FrameBufferAllocator: http://libcamera.org/api-html/classlibcamera_1_1FrameBufferAllocator.html
+.. _exportFrameBuffers: https://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a6312a69da7129c2ed41f9d9f790adf7c
+.. _FrameBufferAllocator: https://libcamera.org/api-html/classlibcamera_1_1FrameBufferAllocator.html
Please refer to the V4L2VideoDevice API documentation, specifically the
`allocateBuffers`_, `importBuffers`_ and `exportBuffers`_ functions for a
detailed description of the video device memory management.
-.. _allocateBuffers: http://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a3a1a77e5e6c220ea7878e89485864a1c
-.. _importBuffers: http://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a154f5283d16ebd5e15d63e212745cb64
-.. _exportBuffers: http://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#ae9c0b0a68f350725b63b73a6da5a2ecd
+.. _allocateBuffers: https://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a3a1a77e5e6c220ea7878e89485864a1c
+.. _importBuffers: https://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a154f5283d16ebd5e15d63e212745cb64
+.. _exportBuffers: https://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#ae9c0b0a68f350725b63b73a6da5a2ecd
Video memory buffers are represented in libcamera by the `FrameBuffer`_ class.
A ``FrameBuffer`` instance has to be associated to each ``Stream`` which is part
@@ -1130,7 +1130,7 @@ by importing the dma-buf file descriptors it needs to operate on. This operation
is performed by using the ``V4L2VideoDevice`` API, which provides an
``importBuffers()`` function that prepares the video device accordingly.
-.. _FrameBuffer: http://libcamera.org/api-html/classlibcamera_1_1FrameBuffer.html
+.. _FrameBuffer: https://libcamera.org/api-html/classlibcamera_1_1FrameBuffer.html
Implement the pipeline handler ``start()`` function by replacing the stub
version with the following code:
@@ -1161,13 +1161,13 @@ and exports it as dma-buf file descriptors. From this point on, the allocated
imported by the pipeline hander in exactly the same fashion as if they were
allocated elsewhere.
-.. _FrameBufferAllocator: http://libcamera.org/api-html/classlibcamera_1_1FrameBufferAllocator.html
+.. _FrameBufferAllocator: https://libcamera.org/api-html/classlibcamera_1_1FrameBufferAllocator.html
Pipeline handlers support the ``FrameBufferAllocator`` operations by
implementing the `exportFrameBuffers`_ function, which will allocate memory in
the video device associated with a stream and export it.
-.. _exportFrameBuffers: http://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a6312a69da7129c2ed41f9d9f790adf7c
+.. _exportFrameBuffers: https://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a6312a69da7129c2ed41f9d9f790adf7c
Implement the ``exportFrameBuffers`` stub function with the following code to
handle this:
@@ -1199,14 +1199,14 @@ caller and the `releaseBuffers`_ function releases any buffers to leave the
device in a consistent state. If your pipeline handler uses any image processing
algorithms, or other devices you should also stop them.
-.. _streamOn: http://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a588a5dc9d6f4c54c61136ac43ff9a8cc
-.. _releaseBuffers: http://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a191619c152f764e03bc461611f3fcd35
+.. _streamOn: https://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a588a5dc9d6f4c54c61136ac43ff9a8cc
+.. _releaseBuffers: https://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a191619c152f764e03bc461611f3fcd35
Of course we also need to handle the corresponding actions to stop streaming on
a device, Add the following to the ``stop`` function, to stop the stream with
the `streamOff`_ function and release all buffers.
-.. _streamOff: http://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a61998710615bdf7aa25a046c8565ed66
+.. _streamOff: https://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a61998710615bdf7aa25a046c8565ed66
.. code-block:: cpp
@@ -1229,8 +1229,8 @@ This example pipeline handler identifies the buffer using the `findBuffer`_
helper from the only supported stream and queues it to the capture device
directly with the `queueBuffer`_ function provided by the V4L2VideoDevice.
-.. _findBuffer: http://libcamera.org/api-html/classlibcamera_1_1Request.html#ac66050aeb9b92c64218945158559c4d4
-.. _queueBuffer: http://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a594cd594686a8c1cf9ae8dba0b2a8a75
+.. _findBuffer: https://libcamera.org/api-html/classlibcamera_1_1Request.html#ac66050aeb9b92c64218945158559c4d4
+.. _queueBuffer: https://libcamera.org/api-html/classlibcamera_1_1V4L2VideoDevice.html#a594cd594686a8c1cf9ae8dba0b2a8a75
Replace the stubbed contents of ``queueRequestDevice`` with the following:
@@ -1329,7 +1329,7 @@ This example pipeline handler applies controls during the `queueRequestDevice`_
function for each request, and applies them to the capture device through the
capture node.
-.. _queueRequestDevice: http://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a106914cca210640c9da9ee1f0419e83c
+.. _queueRequestDevice: https://libcamera.org/api-html/classlibcamera_1_1PipelineHandler.html#a106914cca210640c9da9ee1f0419e83c
In the ``queueRequestDevice`` function, replace the following:
@@ -1370,7 +1370,7 @@ of the libcamera implementation is available in the `libcamera Signal and Slot`_
classes documentation.
.. _Qt Signals and Slots: https://doc.qt.io/qt-5/signalsandslots.html
-.. _libcamera Signal and Slot: http://libcamera.org/api-html/classlibcamera_1_1Signal.html#details
+.. _libcamera Signal and Slot: https://libcamera.org/api-html/classlibcamera_1_1Signal.html#details
In order to notify applications about the availability of new frames and data,
the ``Camera`` device exposes two ``Signals`` to which applications can connect
@@ -1397,7 +1397,7 @@ the PipelineHandler base class ``completeRequest`` function. The PipelineHandler
class implementation makes sure the request completion notifications are
delivered to applications in the same order as they have been submitted.
-.. _connecting: http://libcamera.org/api-html/classlibcamera_1_1Signal.html#aa04db72d5b3091ffbb4920565aeed382
+.. _connecting: https://libcamera.org/api-html/classlibcamera_1_1Signal.html#aa04db72d5b3091ffbb4920565aeed382
Returning to the ``int VividCameraData::init()`` function, add the following
above the closing ``return 0;`` to connect the pipeline handler ``bufferReady``