diff options
author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2019-10-13 22:22:04 +0300 |
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committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2019-10-15 16:49:55 +0300 |
commit | f391048a7b987a149d0ba5421846b9b5ab916338 (patch) | |
tree | de82297ab5c83cc530d51bd9e76040f6d0b909f3 /src/libcamera/v4l2_videodevice.cpp | |
parent | ce739e616c42105e5c6f22bf4df5dc19b5e8c8f9 (diff) |
libcamera: utils: Add hex stream output helper
Add a utils::hex() function that simplifies writing hexadecimal values
to an ostream. The function handles the '0x' prefix, the field width and
the fill character automatically. Use it through the libcamera code
base, and add a test.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'src/libcamera/v4l2_videodevice.cpp')
-rw-r--r-- | src/libcamera/v4l2_videodevice.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/libcamera/v4l2_videodevice.cpp b/src/libcamera/v4l2_videodevice.cpp index eb4e44de..208ab541 100644 --- a/src/libcamera/v4l2_videodevice.cpp +++ b/src/libcamera/v4l2_videodevice.cpp @@ -23,6 +23,7 @@ #include "log.h" #include "media_device.h" #include "media_object.h" +#include "utils.h" /** * \file v4l2_videodevice.h @@ -239,10 +240,7 @@ LOG_DECLARE_CATEGORY(V4L2) const std::string V4L2DeviceFormat::toString() const { std::stringstream ss; - - ss.fill(0); - ss << size.toString() << "-0x" << std::hex << std::setw(8) << fourcc; - + ss << size.toString() << "-" << utils::hex(fourcc); return ss.str(); } |