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2022-09-01libcamera: v4l2_subdevice: Add color encoding for media bus formatsUmang Jain
Store the colour encoding corresponding to a media bus format in the V4L2SubdeviceFormatInfo structure. This will be used to implement color space adjustments. Signed-off-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-08-31libcamera: request: Rename Private::reuse() to Private::reset()Umang Jain
The Request::Private::reuse() is different from Request::reuse(). It resets the members of Request::Private to default values hence, rename it to a more appropriate Request::Private::reset(). Update the usage and documentation accordingly. Signed-off-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-30ipa: rkisp1: lsc: Use double instead of float to accumulate vector of doublesMarvin Schmidt
clang-tidy's bugprone-fold-init-type check warns about this: > ../src/ipa/rkisp1/algorithms/lsc.cpp:61:14: warning: folding type 'double' into type 'float' might result in loss of precision [bugprone-fold-init-type] > float sum = std::accumulate(sizes.begin(), sizes.end(), 0.0f); > ^ Fixes: b3e96411d8a9 ("ipa: rkisp1: Add support of Lens Shading Correction control") Signed-off-by: Marvin Schmidt <marvin.schmidt1987@gmail.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-30ipa: rkisp1: Remove redundant call of std::string::c_str()Marvin Schmidt
The constructor of libcamera::File takes a const reference to a std::string and clang-tidy's readability-redundant-string-cstr check warns about it: > ../src/ipa/rkisp1/rkisp1.cpp:147:12: warning: redundant call to 'c_str' [readability-redundant-string-cstr] > File file(settings.configurationFile.c_str()); > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > settings.configurationFile Signed-off-by: Marvin Schmidt <marvin.schmidt1987@gmail.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-30ipa: ipu3: Remove redundant call of std::string::c_str()Marvin Schmidt
The constructor of libcamera::File takes a const reference to a std::string and clang-tidy's readability-redundant-string-cstr check warns about it: > ../src/ipa/ipu3/ipu3.cpp:330:12: warning: redundant call to 'c_str' [readability-redundant-string-cstr] > File file(settings.configurationFile.c_str()); > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > settings.configurationFile Signed-off-by: Marvin Schmidt <marvin.schmidt1987@gmail.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-30libcamera: media_device: Fix \sa tags for MediaDevice::linkMarvin Schmidt
doxygen didn't create proper links to the overloads of MediaDevice::link because the signatures didn't match due to an additional 'const' While at it remove the unnecessary `MediaDevice::` and wrap the lines Fixes: b65feafe3244 ("libcamera: media_device: Add functions to get a MediaLink") Signed-off-by: Marvin Schmidt <marvin.schmidt1987@gmail.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-30libcamera: pipeline: rkisp1: Implement color space supportLaurent Pinchart
Implement color space support in the rkisp1 pipeline handler, in the configuration generation, configuration validation and camera configuration. As all the processing related to the color space is performed in the part of the pipeline shared by all streams, a single color space must cover all stream configurations. This is enforced manually when generating the configuration, and with the validateColorSpaces() helper when validating it. Only the Y'CbCr encoding and quantization range are currently taken into account, and they are programmed through the V4L2 color space API. The primary colors chromaticities and the transfer function need to be configured in the ISP parameters buffer, and thus conveyed to the IPA, but the rkisp1 driver does not currently support tone mapping, so this will be done later. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com> Reviewed-by: Florian Sylvestre <fsylvestre@baylibre.com>
2022-08-26cam: Add color space supportLaurent Pinchart
Add support for color space to the StreamKeyValueParser, allowing selection of a color space on the command line. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-08-26libcamera: color_space: Add fromString() functionLaurent Pinchart
Add a ColorSpace:fromString() function to parse a string into a color space. The string can either contain the name of a well-known color space, or four color space components separate by a '/' character. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-08-26libcamera: color_space: Reorder members in the same order as the headerLaurent Pinchart
Sort the members of the ColorSpace class in color_space.cpp to match the color_space.h order. No functional change intended. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-08-25libcamera: color_space: Rename Jpeg to SyccLaurent Pinchart
The JPEG color space is badly name, as the JPEG specification (ITU-T T.81) doesn't define any particular color space: The interchange format does not specify a complete coded image representation. Application-dependent information, e.g. colour space, is outside the scope of this Specification. The JFIF specification (ITU-T T.871) is clearer as it requires ITU-R BT.601 YCbCr encoding and a full quantization range: The interpretations of Y, CB, and CR are derived from the E'Y, E'Cb, and E'Cr signals defined in the 625-line specification of Rec. ITU-R BT.601, but these signals are normalized so as to permit the usage of the full range of 256 levels of the 8-bit binary encoding of the Y component. It however doesn't specify color primaries or a transfer function explicitly. It only mentions the latter when describing the conversion from YCbCr to RGB: The inverse relationship for computing full scale 8-bit per colour channel gamma pre-corrected RGB values (following Rec. ITU-R BT.601 gamma pre-correction and colour primary specifications) from YCbCr colours (with 256 levels per component) can be computed as follows: [...] Given that ITU-R BT.601-5 (1995) didn't specify color primaries or a transfer function, and that the later ITU-R BT.601-7 (2011) version specifies color primaries for the 625-line variant that do not match sRGB, the JPEG color space in libcamera is badly named. This is confirmed by ITU-T T.871: As this Recommendation | International Standard is based on the prior informally-circulated JFIF version 1.02 specification that was produced in 1992, which referenced Rec. ITU-R BT.601 (formerly CCIR 601), it references that specification for definition of the E'Y, E'Cb, and E'Cr signals that correspond to the YCBCR values specified herein. However, since the development of the prior JFIF version 1.02 specification, additional industry specifications have been developed, Rec. ITU-R BT.601 has been updated, and common industry practice has emerged which often follows the sYCC specification in IEC 61966-2-1/Amd.1. The difference between the use of the colour interpretation specification in this Recommendation | International Standard and that of the sYCC specification may be considered negligible in practice. Rename the color space to sYCC, as its definition matches the sYCC standard, and indicate that it is typically used to encode JPEG images. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-08-25libcamera: ipu3: Use std::max() instead of expandTo() to get the max resolutionHan-Lin Chen via libcamera-devel
Using Size::expandTo() to find the max resolution might generate a non-existent resolution. For example, when application request streams for 1920x1080 and 1600x1200, the max resolution will be wrongly 1920x1200 and fails the configuration. Bug: https://bugs.libcamera.org/show_bug.cgi?id=139 Signed-off-by: Han-Lin Chen <hanlinchen@chromium.org> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
2022-08-25libcamera: Use const reference for range loopsChristian Rauch via libcamera-devel
Use a const reference in range-based for loops to avoid copies of the loop elements. While at it, change looping over controls in PipelineHandlerUVC::processControls to use structured bindings. Signed-off-by: Christian Rauch <Rauch.Christian@gmx.de> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
2022-08-24gstreamer: Add support for additional RGB formatsLaurent Pinchart
libcamerasrc only supports three RGB formats. Adding the other RGB formats supported by libcamera is trivial, do so. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Tested-by: Xavier Roumegue <xavier.roumegue@oss.nxp.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-08-21ipa: rkisp1: Add support of Denoise Pre-Filter controlFlorian Sylvestre
The denoise pre-filter algorithm is a bilateral filter which combines a range filter and a domain filter. The denoise pre-filter is applied before demosaicing. Signed-off-by: Florian Sylvestre <fsylvestre@baylibre.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-08-21ipa: rkisp1: Add enable field for LSC algorithm in IPA contextFlorian Sylvestre
Add an enable variable in the lsc struct in IPASessionConfiguration which indicates if the LSC hardware module is enabled. This will allow other algorithms to retrieve this information. Signed-off-by: Florian Sylvestre <fsylvestre@baylibre.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-08-21ipa: rkisp1: Add enable field for AWB algorithm in IPA contextFlorian Sylvestre
Add an enable variable in the awb struct in IPASessionConfiguration which indicates if the AWB hardware module is enabled. This will allow other algorithms to retrieve this information. Signed-off-by: Florian Sylvestre <fsylvestre@baylibre.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-08-21libcamera: yaml_parser: De-duplicate common code in YamlObject::get()Laurent Pinchart
The specializations of the YamlObject::get() function template for integer types duplicate code that doesn't directly depend on the template type argument. Move it to separate helper functions to reduce the object size. While at it, rephrase the comment about unsigned integer parsing. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
2022-08-21libcamera: yaml_parser: Enable YamlObject::get() for int8_t and uint8_tLaurent Pinchart
The YamlObject::get() function template is implemented for 16-bit and 32-bit integers. Add an 8-bit specialization that will be used in the rkisp1 IPA module, and extend the unit tests accordingly. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
2022-08-21libcamera: yaml_parser: Fix bounds checking for 16-bit YamlObject::get()Laurent Pinchart
The YamlObject::get() function specializations for 16-bit integers cast the return value of strto(u)l() to a 16-bit integer, rendering the bounds checking useless. Fix them. Fixes: c7d260c03abd ("libcamera: yaml_parser: Add get() specializations for 16-bit integers") Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
2022-08-21libcamera: pipeline: rkisp1: Remove unused assignmentChristian Rauch
The variable 'ret' is assigned but not read until after the next assignment. Signed-off-by: Christian Rauch <Rauch.Christian@gmx.de> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-21libcamera: Remove unused headersChristian Rauch
These headers are not used as reported by clangd. Signed-off-by: Christian Rauch <Rauch.Christian@gmx.de> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-20libcamera: v4l2: Set colorspace flagsUmang Jain
The colorspace fields are read-only from an application point of view, both on video devices and on subdevs, unless the V4L2_PIX_FMT_FLAG_SET_CSC or V4L2_MBUS_FRAMEFMT_SET_CSC flags (respectively) are set when calling the S_FMT ioctl. Set the flags accordingly within the V4L2SubDevice and V4L2Device when a colorspace is being set by the application. Signed-off-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-19ipa: rkisp1: Add manual color gainsPaul Elder
Add support for manually controlling the color gains on the rkisp1 IPA. To that end, add and plumb the AwbEnable and ColourGains controls. As per-frame controls aren't supported yet in the rkisp1 IPA, simply apply and perform checks on the controls immediately. Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-19py: Switch to non-blocking eventfdTomi Valkeinen
Blocking wait can be easily implemented on top in Python, so rather than supporting only blocking reads, or supporting both non-blocking and blocking reads, let's support only non-blocking reads. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-19py: Use libcamera's Mutex classesTomi Valkeinen
Use libcamera's Mutex and MutexLocker instead of the std versions to get thread safety annotations. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-19py: Set EFD_CLOEXEC on eventfd to avoid fd leakingTomi Valkeinen
Set EFD_CLOEXEC on eventfd to avoid fd leaking. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-19py: Use UniqueFDTomi Valkeinen
Use UniqueFD to automate the eventfd lifetime management. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-19py: Create PyCameraManagerTomi Valkeinen
Wrap the CameraManager with a PyCameraManager class and move the related code inside the new class. This helps understanding the life times of the used-to-be global variables, gets rid of static handleRequestCompleted function, and allows us to simplify the binding code as the more complex pieces are inside the class. There should be no user visible functional changes. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-19py: meson: Use libcamera_private dependencyTomi Valkeinen
We define -DLIBCAMERA_BASE_PRIVATE to get access to libcamera private headers, but the correct way to do this is to have a meson dependency to libcamera_private. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-18py: cam.py: Remove todo commentTomi Valkeinen
The comment is no longer valid. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-18py: Move ControlValue helpers to py_helpers.cppTomi Valkeinen
Clean up the py_main.cpp a bit by moving the ControlValue helpers to a separate file. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-18py: Add Python logging categoryTomi Valkeinen
Add Python logging category, and use it in handleRequestCompleted(). Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-18py: cam.py: Fix multi camera capture without -CTomi Valkeinen
-C flag is supposed to affect only the camera that was previously defined in the arguments. That's not the case, and, e.g.: cam.py -c2 -C -c3 causes camera 3 to start capturing, but it stops after the initial Requests have been completed. Fix the issue by filtering out camera contexts that do not have -C defined. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-16libcamera: base: Make message.h and mutex.h privateLaurent Pinchart
The message.h and mutex.h headers are not used in the libcamera public API. Make them private to avoid there usage in applications, and to prevent having to maintain them with a stable ABI. As mutex.h is used by libcamerasrc, the GStreamer element must switch from the libcamera_public to the libcamera_private dependency. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-16meson: Use dependency() instead of find_library() where possibleLaurent Pinchart
Usage of find_library() to find dependencies that libcamera needs to compile against can lead to the library being found even if the corresponding headers are not installed. This will then result in a compilation failure. Switch to dependency() for libdw, libunwind and lttng-ust to fix this, all three libraries come with a pkgconfig file that is usually installed by the distribution package that contains the library headers. Reported-by: Christian Rauch <Rauch.Christian@gmx.de> 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>
2022-08-10libcamera: Allow concurrent use of cameras from same pipeline handlerLaurent Pinchart
libcamera implements a pipeline handler locking mechanism based on advisory locks on media devices, to prevent concurrent access to cameras from the same pipeline handler from different processes (this only works between multiple libcamera instances, as other processes won't use advisory locks on media devices). A side effect of the implementation prevents multiple cameras created by the same pipeline handler from being used concurrently. Fix this by turning the PipelineHandler lock() and unlock() functions into acquire() and release(), with a use count to replace the boolean lock flag. The Camera class is updated accordingly. As a consequence of this change, the IPU3 pipeline handler will fail to operate properly when the cameras it exposes are operated concurrently. The android.hardware.camera2.cts.MultiViewTest#testDualCameraPreview test fails as a result. This should be fixed in the IPU3 pipeline handler to implement mutual exclusion between cameras. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Tested-by: David Plowman <david.plowman@raspberrypi.com>
2022-08-10libcamera: formats: Fix warning for unknown V4L2 pixfmtJacopo Mondi
Commit f25ad4a2b16b ("libcamera: formats: Reimplement V4L2 PixelFormatInfo::info()") changed the PixelFormatInfo::info(const V4L2PixelFormat &format) function overload to: return info(format.toPixelFormat()); As part of the series that contains such commit, the PixelFormatInfo for the pixel format applied to a video device is now retrieved at V4L2VideoDevice::open() time. Some video devices register formats not available to applications, for example metadata formats or, in the case of ISP devices, formats to describe the ISP statistics and parameters. This causes the format.toPixelFormat() call to output a WARN message, which spams the log and unnecessarily alerts the users. Augment V4L2PixelFormat::toPixelFormat() with an optional argument to suppress warnings in the case a V4L2 pixel format is not known, to restore the behaviour preceding commit f25ad4a2b16b and returns an invalid PixelFormatInfo without outputting any unnecessary warning message. Fixes: f25ad4a2b16b ("libcamera: formats: Reimplement V4L2 PixelFormatInfo::info()") Signed-off-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com>
2022-08-09ipa: ipu3: Add YAML tuning file supportLaurent Pinchart
Replace the manual instantiation of algorithms with an automatic mechanism based on a tuning data file, provided by the Module base class. This brings the IPU3 IPA module in line with the RkISP1 IPA module. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-09ipa: ipu3: Register algorithmsLaurent Pinchart
To prepare for dynamic instantiation of algorithms from the tuning file, register the algorithms with the Module class. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-09ipa: ipu3: Add an uncalibrated.yaml tuning data fileLaurent Pinchart
Add a tuning data file for uncalibrated sensors, picked by the pipeline handler when no sensor-specific tuning file is available. The file lists the 5 algorithms currently instantiated by the IPA module. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-09pipeline: ipu3: Support IPA tuning fileLaurent Pinchart
Pass the path name of the YAML IPA tuning file to the IPA module. The file name is derived from the sensor name ("${sensor_name}.yaml"), with a fallback to "uncalibrated.yaml". Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-09libcamera: yaml_parser: Return nullopt on error from YamlObject::get()Laurent Pinchart
The YamlParser::get<>() function returns an std::optional<> to indicate when YAML parsing failed. The current implementation returns a default constructed std::optional in case of errors with return {}; This has been reported as generating compiler warnings with a gcc 9.3.0 arm64 cross-compiler: ../src/libcamera/yaml_parser.cpp:184:11: error: ‘<anonymous>’ may be used uninitialized in this function [-Werror=maybe-uninitialized] 184 | return {}; | ^ Replace this with an explicit return std::nullopt; which fixes the warnings and conveys the purpose more explicitly. Reported-by: Christian Rauch <Rauch.Christian@gmx.de> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
2022-08-09cam: sdl_texture: Rename 'pitch' to 'stride'Laurent Pinchart
The libcamera public API uses 'stride' to refer to the line stride. Rename the SDLTexture::pitch_ member variable for consistency. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Eric Curtin <ecurtin@redhat.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
2022-08-09ipa: rkisp1: Remove unused algorithms includes from rkisp1.cppDaniel Semkowicz
Algorithms are now created dynamically basing on tuning file, so there is no longer dependency on specific algorithms. Signed-off-by: Daniel Semkowicz <dse@thaumatec.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2022-08-09libcamera: Make IPA module signing recommended instead of mandatoryLaurent Pinchart
Commit b382f67c833d ("libcamera: Make IPA module signing mandatory for the meantime") made openssl and gnutls dependencies mandatory to work around the lack of proper IPA module isolation support, which broke operation without module signatures. This has now been fixed, so IPA module isolation isn't strictly required anymore. There are few use cases for disabling module signing completely, given that the openssl or gnutls dependencies are available on the vast majority of systems and the overheard introduced by isolating all IPA modules when signatures are not available is better avoided. Nonetheless, libcamera should operate properly with forced IPA module isolation, so we can support those use cases. Adopt a middle-ground approach to avoid unintentional isolation by documenting the dependencies as recommended, and warn at meson setup time if they are not found. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Tested-by: Eric Curtin <ecurtin@redhat.com> Reviewed-by: Eric Curtin <ecurtin@redhat.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-09libcamera: pub_key: Support openssl as an alternative to gnutlsLaurent Pinchart
Support verify IPA signatures with openssl as an alternative to gnutls, to offer more flexibility in the selection of dependencies. Use gnutls by default, for no specific reason as both are equally well supported. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Tested-by: Eric Curtin <ecurtin@redhat.com> Reviewed-by: Eric Curtin <ecurtin@redhat.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-09libcamera: pub_key: Gracefully handle failures to load public keyLaurent Pinchart
If the public key fails to load, PubKey::isValid() function returns false. The only user of the PubKey class, the IPAManager class, doesn't check that condition, and still calls the PubKey::verify() function, which leads to a crash. Fix this by returning false from PubKey::verify() if the key isn't valid, and log a warning in the IPAManager constructor to report the issue. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Tested-by: Eric Curtin <ecurtin@redhat.com> Reviewed-by: Eric Curtin <ecurtin@redhat.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-09libcamera: meson: Use dependency() to find gnutlsLaurent Pinchart
The gnutls library ships a pkgconfig .pc file. Use the standard dependency() method to locate it, instead of cc.find_library(). Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Tested-by: Eric Curtin <ecurtin@redhat.com> Reviewed-by: Eric Curtin <ecurtin@redhat.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2022-08-09libcamera: controls: Generate and use fixed-sized Span typesChristian Rauch
Define Span types explicitly as either variable- or fixed-sized. This introduces a new convention for defining Span dimensions in the property and control value definitions and generates Span types as variable-sized Span<T> or as fixed-sized Span<T,N>. Signed-off-by: Christian Rauch <Rauch.Christian@gmx.de> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>