diff options
| -rw-r--r-- | src/libcamera/pipeline/ipu3/ipu3.cpp | 104 |
1 files changed, 97 insertions, 7 deletions
diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp index 34bfc2a0..42c1164e 100644 --- a/src/libcamera/pipeline/ipu3/ipu3.cpp +++ b/src/libcamera/pipeline/ipu3/ipu3.cpp @@ -70,6 +70,9 @@ public: int exportBuffers(ImgUOutput *output, BufferPool *pool); void freeBuffers(); + int start(); + int stop(); + unsigned int index_; std::string name_; MediaDevice *media_; @@ -109,6 +112,9 @@ public: BufferPool *exportBuffers(); void freeBuffers(); + int start(); + int stop(); + static int mediaBusToFormat(unsigned int code); V4L2Device *output_; @@ -335,25 +341,43 @@ int PipelineHandlerIPU3::freeBuffers(Camera *camera, Stream *stream) int PipelineHandlerIPU3::start(Camera *camera) { IPU3CameraData *data = cameraData(camera); - V4L2Device *cio2 = data->cio2_.output_; + CIO2Device *cio2 = &data->cio2_; + ImgUDevice *imgu = data->imgu_; int ret; - ret = cio2->streamOn(); + /* + * Start the ImgU video devices, buffers will be queued to the + * ImgU output and viewfinder when requests will be queued. + */ + ret = cio2->start(); + if (ret) + goto error; + + ret = imgu->start(); if (ret) { - LOG(IPU3, Info) << "Failed to start camera " << camera->name(); - return ret; + imgu->stop(); + cio2->stop(); + goto error; } return 0; + +error: + LOG(IPU3, Error) << "Failed to start camera " << camera->name(); + + return ret; } void PipelineHandlerIPU3::stop(Camera *camera) { IPU3CameraData *data = cameraData(camera); - V4L2Device *cio2 = data->cio2_.output_; + int ret; - if (cio2->streamOff()) - LOG(IPU3, Info) << "Failed to stop camera " << camera->name(); + ret = data->cio2_.stop(); + ret |= data->imgu_->stop(); + if (ret) + LOG(IPU3, Warning) << "Failed to stop camera " + << camera->name(); PipelineHandler::stop(camera); } @@ -764,6 +788,50 @@ void ImgUDevice::freeBuffers() LOG(IPU3, Error) << "Failed to release ImgU input buffers"; } +int ImgUDevice::start() +{ + int ret; + + /* Start the ImgU video devices. */ + ret = output_.dev->streamOn(); + if (ret) { + LOG(IPU3, Error) << "Failed to start ImgU output"; + return ret; + } + + ret = viewfinder_.dev->streamOn(); + if (ret) { + LOG(IPU3, Error) << "Failed to start ImgU viewfinder"; + return ret; + } + + ret = stat_.dev->streamOn(); + if (ret) { + LOG(IPU3, Error) << "Failed to start ImgU stat"; + return ret; + } + + ret = input_->streamOn(); + if (ret) { + LOG(IPU3, Error) << "Failed to start ImgU input"; + return ret; + } + + return 0; +} + +int ImgUDevice::stop() +{ + int ret; + + ret = output_.dev->streamOff(); + ret |= viewfinder_.dev->streamOff(); + ret |= stat_.dev->streamOff(); + ret |= input_->streamOff(); + + return ret; +} + /*------------------------------------------------------------------------------ * CIO2 Device */ @@ -957,6 +1025,28 @@ void CIO2Device::freeBuffers() LOG(IPU3, Error) << "Failed to release CIO2 buffers"; } +int CIO2Device::start() +{ + int ret; + + for (Buffer &buffer : pool_.buffers()) { + ret = output_->queueBuffer(&buffer); + if (ret) + return ret; + } + + ret = output_->streamOn(); + if (ret) + return ret; + + return 0; +} + +int CIO2Device::stop() +{ + return output_->streamOff(); +} + int CIO2Device::mediaBusToFormat(unsigned int code) { switch (code) { |