diff options
| author | Kaaira Gupta <kgupta@es.iitr.ac.in> | 2020-07-27 21:51:41 +0530 |
|---|---|---|
| committer | Kieran Bingham <kieran.bingham@ideasonboard.com> | 2020-08-03 11:48:46 +0100 |
| commit | c4b75cb66c5671e6494ce9ec0aa661ce1b90572d (patch) | |
| tree | 41bdd83fc3b56ccf92319d17ac79185bd40f1438 | |
| parent | 2dd19efffc5a68f857e3d1748767eeb6f8fe1161 (diff) | |
libcamera: formats: PixelFormatInfo: Add name lookup function
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>
| -rw-r--r-- | include/libcamera/internal/formats.h | 1 | ||||
| -rw-r--r-- | src/libcamera/formats.cpp | 16 |
2 files changed, 17 insertions, 0 deletions
diff --git a/include/libcamera/internal/formats.h b/include/libcamera/internal/formats.h index 0bb15104..b8e47491 100644 --- a/include/libcamera/internal/formats.h +++ b/include/libcamera/internal/formats.h @@ -38,6 +38,7 @@ public: static const PixelFormatInfo &info(const PixelFormat &format); static const PixelFormatInfo &info(const V4L2PixelFormat &format); + static const PixelFormatInfo &info(const std::string &name); unsigned int stride(unsigned int width, unsigned int plane, unsigned int align = 1) const; diff --git a/src/libcamera/formats.cpp b/src/libcamera/formats.cpp index cd63c15c..a51e9681 100644 --- a/src/libcamera/formats.cpp +++ b/src/libcamera/formats.cpp @@ -704,6 +704,22 @@ const PixelFormatInfo &PixelFormatInfo::info(const V4L2PixelFormat &format) } /** + * \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 * \param[in] plane The index of the plane whose stride is to be computed |