NekoCWD/libcamera
NekoCWD/libcamera
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libcamera: Use log categories

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Use log categories in the whole existing code base.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Laurent Pinchart 2019-01-20 15:03:01 +02:00
parent 457208178c
commit 8b8ae52134
9 changed files with 107 additions and 60 deletions
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25
src/libcamera/v4l2_device.cpp
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@ -20,6 +20,8 @@
*/
namespace libcamera {
LOG_DEFINE_CATEGORY(V4L2)
/**
* \struct V4L2Capability
* \brief struct v4l2_capability object wrapper and helpers
@ -106,15 +108,16 @@ int V4L2Device::open()
int ret;
if (isOpen()) {
LOG(Error) << "Device already open";
LOG(V4L2, Error) << "Device already open";
return -EBUSY;
}
ret = ::open(devnode_.c_str(), O_RDWR);
if (ret < 0) {
ret = -errno;
LOG(Error) << "Failed to open V4L2 device '" << devnode_
<< "': " << strerror(-ret);
LOG(V4L2, Error)
<< "Failed to open V4L2 device '" << devnode_
<< "': " << strerror(-ret);
return ret;
}
fd_ = ret;
@ -122,22 +125,24 @@ int V4L2Device::open()
ret = ioctl(fd_, VIDIOC_QUERYCAP, &caps_);
if (ret < 0) {
ret = -errno;
LOG(Error) << "Failed to query device capabilities: "
<< strerror(-ret);
LOG(V4L2, Error)
<< "Failed to query device capabilities: "
<< strerror(-ret);
return ret;
}
LOG(Debug) << "Opened '" << devnode_ << "' "
<< caps_.bus_info() << ": " << caps_.driver()
<< ": " << caps_.card();
LOG(V4L2, Debug)
<< "Opened '" << devnode_ << "' "
<< caps_.bus_info() << ": " << caps_.driver()
<< ": " << caps_.card();
if (!caps_.isCapture() && !caps_.isOutput()) {
LOG(Debug) << "Device is not a supported type";
LOG(V4L2, Debug) << "Device is not a supported type";
return -EINVAL;
}
if (!caps_.hasStreaming()) {
LOG(Error) << "Device does not support streaming I/O";
LOG(V4L2, Error) << "Device does not support streaming I/O";
return -EINVAL;
}