diff options
author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2019-04-29 20:58:34 +0300 |
---|---|---|
committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2019-05-23 01:07:21 +0300 |
commit | 75de3bff9e165e512be5f53e19f31c7388dc08b1 (patch) | |
tree | bc91c3263a613fc492820af4d753147e971df65d /src/libcamera/pipeline/ipu3/ipu3.cpp | |
parent | 77ae64eb24bf6c2fe241b6f7b841315b1ee15707 (diff) |
libcamera: camera: Return a pointer from generateConfiguration()
To prepare for specialising the CameraConfiguration class in pipeline
handlers, return a pointer to a camera configuration instead of a
reference from Camera::generateConfiguration(). The camera configuration
always needs to be allocated from the pipeline handler, and its
ownership is passed to the application.
For symmetry, change Camera::configure() to take a CameraConfiguration
pointer instead of a reference. This aligns with our coding practice of
passing parameters that are modified by the callee by pointer.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'src/libcamera/pipeline/ipu3/ipu3.cpp')
-rw-r--r-- | src/libcamera/pipeline/ipu3/ipu3.cpp | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp index ed0ef69d..3acf82ff 100644 --- a/src/libcamera/pipeline/ipu3/ipu3.cpp +++ b/src/libcamera/pipeline/ipu3/ipu3.cpp @@ -150,9 +150,9 @@ class PipelineHandlerIPU3 : public PipelineHandler public: PipelineHandlerIPU3(CameraManager *manager); - CameraConfiguration - generateConfiguration(Camera *camera, const StreamRoles &roles) override; - int configure(Camera *camera, CameraConfiguration &config) override; + CameraConfiguration *generateConfiguration(Camera *camera, + const StreamRoles &roles) override; + int configure(Camera *camera, CameraConfiguration *config) override; int allocateBuffers(Camera *camera, const std::set<Stream *> &streams) override; @@ -207,12 +207,11 @@ PipelineHandlerIPU3::PipelineHandlerIPU3(CameraManager *manager) { } -CameraConfiguration -PipelineHandlerIPU3::generateConfiguration(Camera *camera, - const StreamRoles &roles) +CameraConfiguration *PipelineHandlerIPU3::generateConfiguration(Camera *camera, + const StreamRoles &roles) { IPU3CameraData *data = cameraData(camera); - CameraConfiguration config = {}; + CameraConfiguration *config = new CameraConfiguration(); std::set<IPU3Stream *> streams = { &data->outStream_, &data->vfStream_, @@ -290,21 +289,23 @@ PipelineHandlerIPU3::generateConfiguration(Camera *camera, break; } - if (!stream) - return CameraConfiguration{}; + if (!stream) { + delete config; + return nullptr; + } streams.erase(stream); cfg.pixelFormat = V4L2_PIX_FMT_NV12; cfg.bufferCount = IPU3_BUFFER_COUNT; - config.addConfiguration(cfg); + config->addConfiguration(cfg); } return config; } -int PipelineHandlerIPU3::configure(Camera *camera, CameraConfiguration &config) +int PipelineHandlerIPU3::configure(Camera *camera, CameraConfiguration *config) { IPU3CameraData *data = cameraData(camera); IPU3Stream *outStream = &data->outStream_; @@ -316,7 +317,7 @@ int PipelineHandlerIPU3::configure(Camera *camera, CameraConfiguration &config) outStream->active_ = false; vfStream->active_ = false; - for (StreamConfiguration &cfg : config) { + for (StreamConfiguration &cfg : *config) { /* * Pick a stream for the configuration entry. * \todo: This is a naive temporary implementation that will be @@ -382,7 +383,7 @@ int PipelineHandlerIPU3::configure(Camera *camera, CameraConfiguration &config) return ret; /* Apply the format to the configured streams output devices. */ - for (StreamConfiguration &cfg : config) { + for (StreamConfiguration &cfg : *config) { IPU3Stream *stream = static_cast<IPU3Stream *>(cfg.stream()); ret = imgu->configureOutput(stream->device_, cfg); if (ret) @@ -395,13 +396,13 @@ int PipelineHandlerIPU3::configure(Camera *camera, CameraConfiguration &config) * be at least one active stream in the configuration request). */ if (!outStream->active_) { - ret = imgu->configureOutput(outStream->device_, config[0]); + ret = imgu->configureOutput(outStream->device_, config->at(0)); if (ret) return ret; } if (!vfStream->active_) { - ret = imgu->configureOutput(vfStream->device_, config[0]); + ret = imgu->configureOutput(vfStream->device_, config->at(0)); if (ret) return ret; } |