From 4ecbd0ea5a036eaab168c23e85fc697a7a6f2d85 Mon Sep 17 00:00:00 2001 From: Jacopo Mondi Date: Wed, 8 Jul 2020 14:26:52 +0200 Subject: libcamera: ipu3: Validate the pipe configuration MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Collect the desired ImgU pipe configuration while assigning streams in the pipeline handler validate() function and ask the ImgUDevice class to calculate the pipe configuration parameters. If the requested pipe configuration results in a non-valid configuration, return an error from the validate() function. Reviewed-by: Laurent Pinchart Reviewed-by: Niklas Söderlund Signed-off-by: Jacopo Mondi --- src/libcamera/pipeline/ipu3/ipu3.cpp | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'src') diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp index c20ab3ab..a0df81a0 100644 --- a/src/libcamera/pipeline/ipu3/ipu3.cpp +++ b/src/libcamera/pipeline/ipu3/ipu3.cpp @@ -77,6 +77,7 @@ private: const IPU3CameraData *data_; StreamConfiguration cio2Configuration_; + ImgUDevice::PipeConfig pipeConfig_; }; class PipelineHandlerIPU3 : public PipelineHandler @@ -189,6 +190,9 @@ CameraConfiguration::Status IPU3CameraConfiguration::validate() LOG(IPU3, Debug) << "CIO2 configuration: " << cio2Configuration_.toString(); + ImgUDevice::Pipe pipe{}; + pipe.input = cio2Configuration_.size; + /* * Adjust the configurations if needed and assign streams while * iterating them. @@ -263,10 +267,15 @@ CameraConfiguration::Status IPU3CameraConfiguration::validate() cfg->setStream(const_cast(&data_->outStream_)); mainOutputAvailable = false; + pipe.main = cfg->size; + if (yuvCount == 1) + pipe.viewfinder = pipe.main; + LOG(IPU3, Debug) << "Assigned " << cfg->toString() << " to the main output"; } else { cfg->setStream(const_cast(&data_->vfStream_)); + pipe.viewfinder = cfg->size; LOG(IPU3, Debug) << "Assigned " << cfg->toString() << " to the viewfinder output"; @@ -282,6 +291,16 @@ CameraConfiguration::Status IPU3CameraConfiguration::validate() } } + /* Only compute the ImgU configuration if a YUV stream has been requested. */ + if (yuvCount) { + pipeConfig_ = data_->imgu_->calculatePipeConfig(&pipe); + if (pipeConfig_.isNull()) { + LOG(IPU3, Error) << "Failed to calculate pipe configuration: " + << "unsupported resolutions."; + return Invalid; + } + } + return status; } -- cgit v1.2.1