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authorNaushir Patuck <naush@raspberrypi.com>2021-03-23 14:36:06 +0000
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2021-03-23 18:43:59 +0200
commit90ac9849f47ff3c0e0cd68f63be9dcdd16c7071d (patch)
tree4b6ecbe0f350c716936cd094af1d8d6555638642 /src
parenteec070039dd215940151a5d0cc34752ae3dfada4 (diff)
pipeline: raspberrypi: Conditionally open the embedded data node
Conditionally open the embedded data node in pipeline_handler::match() based on whether the ipa::init() result reports if the sensor supports embedded data or not. Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Tested-by: David Plowman <david.plowman@raspberrypi.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'src')
-rw-r--r--src/libcamera/pipeline/raspberrypi/raspberrypi.cpp59
1 files changed, 23 insertions, 36 deletions
diff --git a/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp b/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp
index ce199418..ed8cc4ea 100644
--- a/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp
+++ b/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp
@@ -138,7 +138,7 @@ class RPiCameraData : public CameraData
{
public:
RPiCameraData(PipelineHandler *pipe)
- : CameraData(pipe), embeddedNodeOpened_(false), state_(State::Stopped),
+ : CameraData(pipe), state_(State::Stopped),
supportsFlips_(false), flipsAlterBayerOrder_(false),
updateScalerCrop_(true), dropFrameCount_(0), ispOutputCount_(0)
{
@@ -183,7 +183,6 @@ public:
std::unique_ptr<DelayedControls> delayedCtrls_;
bool sensorMetadata_;
- bool embeddedNodeOpened_;
/*
* All the functions in this class are called from a single calling
@@ -749,19 +748,13 @@ int PipelineHandlerRPi::configure(Camera *camera, CameraConfiguration *config)
LOG(RPI, Error) << "Failed to configure the IPA: " << ret;
/*
- * The IPA will set data->sensorMetadata_ to true if embedded data is
- * supported on this sensor. If so, open the Unicam embedded data
- * node and configure the output format.
+ * Configure the Unicam embedded data output format only if the sensor
+ * supports it.
*/
if (data->sensorMetadata_) {
format = {};
format.fourcc = V4L2PixelFormat(V4L2_META_FMT_SENSOR_DATA);
- if (!data->embeddedNodeOpened_) {
- data->unicam_[Unicam::Embedded].dev()->open();
- data->embeddedNodeOpened_ = true;
- }
-
LOG(RPI, Debug) << "Setting embedded data format.";
ret = data->unicam_[Unicam::Embedded].dev()->setFormat(&format);
if (ret) {
@@ -778,14 +771,6 @@ int PipelineHandlerRPi::configure(Camera *camera, CameraConfiguration *config)
*/
if (rawStream)
data->unicam_[Unicam::Embedded].setExternal(true);
- } else {
- /*
- * No embedded data present, so we do not want to iterate over
- * the embedded data stream when starting and stopping.
- */
- data->streams_.erase(std::remove(data->streams_.begin(), data->streams_.end(),
- &data->unicam_[Unicam::Embedded]),
- data->streams_.end());
}
/*
@@ -989,24 +974,6 @@ bool PipelineHandlerRPi::match(DeviceEnumerator *enumerator)
data->isp_[Isp::Output1] = RPi::Stream("ISP Output1", isp_->getEntityByName("bcm2835-isp0-capture2"));
data->isp_[Isp::Stats] = RPi::Stream("ISP Stats", isp_->getEntityByName("bcm2835-isp0-capture3"));
- /* This is just for convenience so that we can easily iterate over all streams. */
- for (auto &stream : data->unicam_)
- data->streams_.push_back(&stream);
- for (auto &stream : data->isp_)
- data->streams_.push_back(&stream);
-
- /*
- * Open all Unicam and ISP streams. The exception is the embedded data
- * stream, which only gets opened if the IPA reports that the sensor
- * supports embedded data. This happens in RPiCameraData::configureIPA().
- */
- for (auto const stream : data->streams_) {
- if (stream != &data->unicam_[Unicam::Embedded]) {
- if (stream->dev()->open())
- return false;
- }
- }
-
/* Wire up all the buffer connections. */
data->unicam_[Unicam::Image].dev()->frameStart.connect(data.get(), &RPiCameraData::frameStarted);
data->unicam_[Unicam::Image].dev()->bufferReady.connect(data.get(), &RPiCameraData::unicamBufferDequeue);
@@ -1037,6 +1004,26 @@ bool PipelineHandlerRPi::match(DeviceEnumerator *enumerator)
}
/*
+ * Open all Unicam and ISP streams. The exception is the embedded data
+ * stream, which only gets opened below if the IPA reports that the sensor
+ * supports embedded data.
+ *
+ * The below grouping is just for convenience so that we can easily
+ * iterate over all streams in one go.
+ */
+ data->streams_.push_back(&data->unicam_[Unicam::Image]);
+ if (sensorConfig.sensorMetadata)
+ data->streams_.push_back(&data->unicam_[Unicam::Embedded]);
+
+ for (auto &stream : data->isp_)
+ data->streams_.push_back(&stream);
+
+ for (auto stream : data->streams_) {
+ if (stream->dev()->open())
+ return false;
+ }
+
+ /*
* Setup our delayed control writer with the sensor default
* gain and exposure delays. Mark VBLANK for priority write.
*/