diff options
| -rw-r--r-- | include/libcamera/internal/v4l2_pixelformat.h | 5 | ||||
| -rw-r--r-- | src/libcamera/v4l2_pixelformat.cpp | 182 |
2 files changed, 130 insertions, 57 deletions
diff --git a/include/libcamera/internal/v4l2_pixelformat.h b/include/libcamera/internal/v4l2_pixelformat.h index 560c5c53..87872542 100644 --- a/include/libcamera/internal/v4l2_pixelformat.h +++ b/include/libcamera/internal/v4l2_pixelformat.h @@ -20,6 +20,11 @@ namespace libcamera { class V4L2PixelFormat { public: + struct Info { + PixelFormat format; + const char *description; + }; + V4L2PixelFormat() : fourcc_(0) { diff --git a/src/libcamera/v4l2_pixelformat.cpp b/src/libcamera/v4l2_pixelformat.cpp index d1f3a42f..795da771 100644 --- a/src/libcamera/v4l2_pixelformat.cpp +++ b/src/libcamera/v4l2_pixelformat.cpp @@ -45,78 +45,146 @@ LOG_DECLARE_CATEGORY(V4L2) namespace { -const std::map<V4L2PixelFormat, PixelFormat> vpf2pf{ +const std::map<V4L2PixelFormat, V4L2PixelFormat::Info> vpf2pf{ /* RGB formats. */ - { V4L2PixelFormat(V4L2_PIX_FMT_RGB565), formats::RGB565 }, - { V4L2PixelFormat(V4L2_PIX_FMT_RGB565X), formats::RGB565_BE }, - { V4L2PixelFormat(V4L2_PIX_FMT_RGB24), formats::BGR888 }, - { V4L2PixelFormat(V4L2_PIX_FMT_BGR24), formats::RGB888 }, - { V4L2PixelFormat(V4L2_PIX_FMT_XBGR32), formats::XRGB8888 }, - { V4L2PixelFormat(V4L2_PIX_FMT_XRGB32), formats::BGRX8888 }, - { V4L2PixelFormat(V4L2_PIX_FMT_RGBX32), formats::XBGR8888 }, - { V4L2PixelFormat(V4L2_PIX_FMT_RGBA32), formats::ABGR8888 }, - { V4L2PixelFormat(V4L2_PIX_FMT_ABGR32), formats::ARGB8888 }, - { V4L2PixelFormat(V4L2_PIX_FMT_ARGB32), formats::BGRA8888 }, - { V4L2PixelFormat(V4L2_PIX_FMT_BGRA32), formats::RGBA8888 }, + { V4L2PixelFormat(V4L2_PIX_FMT_RGB565), + { formats::RGB565, "16-bit RGB 5-6-5" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_RGB565X), + { formats::RGB565_BE, "16-bit RGB 5-6-5 BE" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_RGB24), + { formats::BGR888, "24-bit RGB 8-8-8" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_BGR24), + { formats::RGB888, "24-bit BGR 8-8-8" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_XBGR32), + { formats::XRGB8888, "32-bit BGRX 8-8-8-8" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_XRGB32), + { formats::BGRX8888, "32-bit XRGB 8-8-8-8" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_RGBX32), + { formats::XBGR8888, "32-bit RGBX 8-8-8-8" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_RGBA32), + { formats::ABGR8888, "32-bit RGBA 8-8-8-8" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_ABGR32), + { formats::ARGB8888, "32-bit BGRA 8-8-8-8" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_ARGB32), + { formats::BGRA8888, "32-bit ARGB 8-8-8-8" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_BGRA32), + { formats::RGBA8888, "32-bit ABGR 8-8-8-8" } }, /* YUV packed formats. */ - { V4L2PixelFormat(V4L2_PIX_FMT_YUYV), formats::YUYV }, - { V4L2PixelFormat(V4L2_PIX_FMT_YVYU), formats::YVYU }, - { V4L2PixelFormat(V4L2_PIX_FMT_UYVY), formats::UYVY }, - { V4L2PixelFormat(V4L2_PIX_FMT_VYUY), formats::VYUY }, + { V4L2PixelFormat(V4L2_PIX_FMT_YUYV), + { formats::YUYV, "YUYV 4:2:2" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_YVYU), + { formats::YVYU, "YVYU 4:2:2" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_UYVY), + { formats::UYVY, "UYVY 4:2:2" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_VYUY), + { formats::VYUY, "VYUY 4:2:2" } }, /* YUV planar formats. */ - { V4L2PixelFormat(V4L2_PIX_FMT_NV16), formats::NV16 }, - { V4L2PixelFormat(V4L2_PIX_FMT_NV16M), formats::NV16 }, - { V4L2PixelFormat(V4L2_PIX_FMT_NV61), formats::NV61 }, - { V4L2PixelFormat(V4L2_PIX_FMT_NV61M), formats::NV61 }, - { V4L2PixelFormat(V4L2_PIX_FMT_NV12), formats::NV12 }, - { V4L2PixelFormat(V4L2_PIX_FMT_NV12M), formats::NV12 }, - { V4L2PixelFormat(V4L2_PIX_FMT_NV21), formats::NV21 }, - { V4L2PixelFormat(V4L2_PIX_FMT_NV21M), formats::NV21 }, - { V4L2PixelFormat(V4L2_PIX_FMT_YUV420), formats::YUV420 }, - { V4L2PixelFormat(V4L2_PIX_FMT_YUV420M), formats::YUV420 }, - { V4L2PixelFormat(V4L2_PIX_FMT_YVU420), formats::YVU420 }, - { V4L2PixelFormat(V4L2_PIX_FMT_YVU420M), formats::YVU420 }, - { V4L2PixelFormat(V4L2_PIX_FMT_YUV422P), formats::YUV422 }, - { V4L2PixelFormat(V4L2_PIX_FMT_YUV422M), formats::YUV422 }, + { V4L2PixelFormat(V4L2_PIX_FMT_NV16), + { formats::NV16, "Y/CbCr 4:2:2" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_NV16M), + { formats::NV16, "Y/CbCr 4:2:2 (N-C)" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_NV61), + { formats::NV61, "Y/CrCb 4:2:2" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_NV61M), + { formats::NV61, "Y/CrCb 4:2:2 (N-C)" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_NV12), + { formats::NV12, "Y/CbCr 4:2:0" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_NV12M), + { formats::NV12, "Y/CbCr 4:2:0 (N-C)" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_NV21), + { formats::NV21, "Y/CrCb 4:2:0" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_NV21M), + { formats::NV21, "Y/CrCb 4:2:0 (N-C)" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_YUV420), + { formats::YUV420, "Planar YUV 4:2:0" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_YUV420M), + { formats::YUV420, "Planar YUV 4:2:0 (N-C)" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_YVU420), + { formats::YVU420, "Planar YVU 4:2:0" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_YVU420M), + { formats::YVU420, "Planar YVU 4:2:0 (N-C)" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_YUV422P), + { formats::YUV422, "Planar YUV 4:2:2" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_YUV422M), + { formats::YUV422, "Planar YUV 4:2:2 (N-C)" } }, /* Greyscale formats. */ - { V4L2PixelFormat(V4L2_PIX_FMT_GREY), formats::R8 }, + { V4L2PixelFormat(V4L2_PIX_FMT_GREY), + { formats::R8, "8-bit Greyscale" } }, /* Bayer formats. */ - { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR8), formats::SBGGR8 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG8), formats::SGBRG8 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG8), formats::SGRBG8 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB8), formats::SRGGB8 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR10), formats::SBGGR10 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG10), formats::SGBRG10 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG10), formats::SGRBG10 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB10), formats::SRGGB10 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR10P), formats::SBGGR10_CSI2P }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG10P), formats::SGBRG10_CSI2P }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG10P), formats::SGRBG10_CSI2P }, - { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB10P), formats::SRGGB10_CSI2P }, - { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR12), formats::SBGGR12 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG12), formats::SGBRG12 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG12), formats::SGRBG12 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB12), formats::SRGGB12 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR12P), formats::SBGGR12_CSI2P }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG12P), formats::SGBRG12_CSI2P }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG12P), formats::SGRBG12_CSI2P }, - { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB12P), formats::SRGGB12_CSI2P }, - { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR16), formats::SBGGR16 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG16), formats::SGBRG16 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG16), formats::SGRBG16 }, - { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB16), formats::SRGGB16 }, + { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR8), + { formats::SBGGR8, "8-bit Bayer BGBG/GRGR" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG8), + { formats::SGBRG8, "8-bit Bayer GBGB/RGRG" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG8), + { formats::SGRBG8, "8-bit Bayer GRGR/BGBG" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB8), + { formats::SRGGB8, "8-bit Bayer RGRG/GBGB" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR10), + { formats::SBGGR10, "10-bit Bayer BGBG/GRGR" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG10), + { formats::SGBRG10, "10-bit Bayer GBGB/RGRG" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG10), + { formats::SGRBG10, "10-bit Bayer GRGR/BGBG" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB10), + { formats::SRGGB10, "10-bit Bayer RGRG/GBGB" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR10P), + { formats::SBGGR10_CSI2P, "10-bit Bayer BGBG/GRGR Packed" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG10P), + { formats::SGBRG10_CSI2P, "10-bit Bayer GBGB/RGRG Packed" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG10P), + { formats::SGRBG10_CSI2P, "10-bit Bayer GRGR/BGBG Packed" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB10P), + { formats::SRGGB10_CSI2P, "10-bit Bayer RGRG/GBGB Packed" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR12), + { formats::SBGGR12, "12-bit Bayer BGBG/GRGR" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG12), + { formats::SGBRG12, "12-bit Bayer GBGB/RGRG" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG12), + { formats::SGRBG12, "12-bit Bayer GRGR/BGBG" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB12), + { formats::SRGGB12, "12-bit Bayer RGRG/GBGB" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR12P), + { formats::SBGGR12_CSI2P, "12-bit Bayer BGBG/GRGR Packed" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG12P), + { formats::SGBRG12_CSI2P, "12-bit Bayer GBGB/RGRG Packed" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG12P), + { formats::SGRBG12_CSI2P, "12-bit Bayer GRGR/BGBG Packed" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB12P), + { formats::SRGGB12_CSI2P, "12-bit Bayer RGRG/GBGB Packed" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SBGGR16), + { formats::SBGGR16, "16-bit Bayer BGBG/GRGR" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGBRG16), + { formats::SGBRG16, "16-bit Bayer GBGB/RGRG" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SGRBG16), + { formats::SGRBG16, "16-bit Bayer GRGR/BGBG" } }, + { V4L2PixelFormat(V4L2_PIX_FMT_SRGGB16), + { formats::SRGGB16, "16-bit Bayer RGRG/GBGB" } }, /* Compressed formats. */ - { V4L2PixelFormat(V4L2_PIX_FMT_MJPEG), formats::MJPEG }, + { V4L2PixelFormat(V4L2_PIX_FMT_MJPEG), + { formats::MJPEG, "Motion-JPEG" } }, }; } /* namespace */ /** + * \struct V4L2PixelFormat::Info + * \brief Information about a V4L2 pixel format + * + * \var V4L2PixelFormat::Info::format + * \brief The corresponding libcamera PixelFormat + * + * \sa PixelFormat + * + * \var V4L2PixelFormat::Info::description + * \brief The human-readable description of the V4L2 pixel format + */ + +/** * \fn V4L2PixelFormat::V4L2PixelFormat() * \brief Construct a V4L2PixelFormat with an invalid format * @@ -192,7 +260,7 @@ PixelFormat V4L2PixelFormat::toPixelFormat() const return PixelFormat(); } - return iter->second; + return iter->second.format; } /** |