NekoCWD/libcamera
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libcamera: v4l2_device: Expose the device node path

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Provide a getter method to access the device node path. For video
devices it is usually the most informative description.

Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
This commit is contained in:
Jacopo Mondi 2019-02-28 11:25:13 +01:00
parent 617a3aa582
commit 3ab7f65d6f
2 changed files with 7 additions and 0 deletions
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1
src/libcamera/include/v4l2_device.h
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@ -95,6 +95,7 @@ public:
const char *driverName() const { return caps_.driver(); }
const char *deviceName() const { return caps_.card(); }
const char *busName() const { return caps_.bus_info(); }
const std::string &deviceNode() const { return deviceNode_; }
int getFormat(V4L2DeviceFormat *format);
int setFormat(V4L2DeviceFormat *format);

6
src/libcamera/v4l2_device.cpp
View file

@ -356,6 +356,12 @@ void V4L2Device::close()
* \return The string containing the device location
*/
/**
* \fn V4L2Device::deviceNode()
* \brief Retrieve the video device node path
* \return The video device device node path
*/
std::string V4L2Device::logPrefix() const
{
return deviceNode_;