NekoCWD/libcamera
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libcamera: formats: PixelFormatInfo: Add name lookup function

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Add a function which returns PixelFormatInfo, given format name as
a string.

Signed-off-by: Kaaira Gupta <kgupta@es.iitr.ac.in>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
This commit is contained in:
Kaaira Gupta 2020-07-27 21:51:41 +05:30 • committed by Kieran Bingham
parent 2dd19efffc
commit c4b75cb66c
2 changed files with 17 additions and 0 deletions
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16
src/libcamera/formats.cpp
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@ -703,6 +703,22 @@ const PixelFormatInfo &PixelFormatInfo::info(const V4L2PixelFormat &format)
return info->second;
}
/**
* \brief Retrieve information about a pixel format
* \param[in] name The name of pixel format
* \return The PixelFormatInfo describing the PixelFormat matching the
* \a name if known, or an invalid PixelFormatInfo otherwise
*/
const PixelFormatInfo &PixelFormatInfo::info(const std::string &name)
{
for (const auto &info : pixelFormatInfo) {
if (info.second.name == name)
return info.second;
}
return pixelFormatInfoInvalid;
}
/**
* \brief Compute the stride
* \param[in] width The width of the line, in pixels