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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2019-02-08 16:42:40 +0200
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2019-02-11 11:23:51 +0200
commit04d5be7f76fe350997d7cd1c1ea54a5b1972404e (patch)
treea5b157f5b52a3fc43b58263e3d69fcb7d45ef24a /src
parent8a401ed4119aac4ca994f70cb5540bc1b2c6939a (diff)
libcamera: v4l2_device: Inherit from Loggable to print device node name
Automate printing of device node name in log messages by inheriting from the Loggable class. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Diffstat (limited to 'src')
-rw-r--r--src/libcamera/include/v4l2_device.h7
-rw-r--r--src/libcamera/v4l2_device.cpp16
2 files changed, 15 insertions, 8 deletions
diff --git a/src/libcamera/include/v4l2_device.h b/src/libcamera/include/v4l2_device.h
index 988e646c..983b9d90 100644
--- a/src/libcamera/include/v4l2_device.h
+++ b/src/libcamera/include/v4l2_device.h
@@ -15,6 +15,8 @@
#include <libcamera/signal.h>
+#include "log.h"
+
namespace libcamera {
class Buffer;
@@ -76,7 +78,7 @@ public:
unsigned int planesCount;
};
-class V4L2Device
+class V4L2Device : protected Loggable
{
public:
explicit V4L2Device(const std::string &deviceNode);
@@ -106,6 +108,9 @@ public:
int streamOn();
int streamOff();
+protected:
+ std::string logPrefix() const;
+
private:
int getFormatSingleplane(V4L2DeviceFormat *format);
int setFormatSingleplane(V4L2DeviceFormat *format);
diff --git a/src/libcamera/v4l2_device.cpp b/src/libcamera/v4l2_device.cpp
index 64325ff9..23c0da29 100644
--- a/src/libcamera/v4l2_device.cpp
+++ b/src/libcamera/v4l2_device.cpp
@@ -262,8 +262,7 @@ int V4L2Device::open()
if (ret < 0) {
ret = -errno;
LOG(V4L2, Error)
- << "Failed to open V4L2 device '" << deviceNode_
- << "': " << strerror(-ret);
+ << "Failed to open V4L2 device: " << strerror(-ret);
return ret;
}
fd_ = ret;
@@ -278,9 +277,8 @@ int V4L2Device::open()
}
LOG(V4L2, Debug)
- << "Opened '" << deviceNode_ << "' "
- << caps_.bus_info() << ": " << caps_.driver()
- << ": " << caps_.card();
+ << "Opened device " << caps_.bus_info() << ": "
+ << caps_.driver() << ": " << caps_.card();
if (!caps_.isCapture() && !caps_.isOutput()) {
LOG(V4L2, Debug) << "Device is not a supported type";
@@ -350,6 +348,11 @@ void V4L2Device::close()
* \return The string containing the device location
*/
+std::string V4L2Device::logPrefix() const
+{
+ return deviceNode_;
+}
+
/**
* \brief Retrieve the image format set on the V4L2 device
* \param[out] format The image format applied on the device
@@ -519,8 +522,7 @@ int V4L2Device::requestBuffers(unsigned int count)
return ret;
}
- LOG(V4L2, Debug)
- << deviceNode_ << ":" << rb.count << " buffers requested.";
+ LOG(V4L2, Debug) << rb.count << " buffers requested.";
return rb.count;
}