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libcamera: v4l2subdev: Print mbus string instead of code

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Modify toString() to print mbus format name instead of its hex code as
the name is easier to understand.

Signed-off-by: Kaaira Gupta <kgupta@es.iitr.ac.in>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Acked-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
This commit is contained in:
Kaaira Gupta 2020-06-07 16:22:13 +05:30 • committed by Kieran Bingham
parent 5a3cfc33db
commit 34540a6f03
1 changed files with 100 additions and 80 deletions
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180
src/libcamera/v4l2_subdevice.cpp
View file

@ -36,83 +36,95 @@ LOG_DECLARE_CATEGORY(V4L2)
namespace {
/*
* \var formatInfoMap
* \brief A map that associates bits per pixel to V4L2 media bus codes
* \struct V4L2SubdeviceFormatInfo
* \brief Information about media bus formats
* \param bitsPerPixel Bits per pixel
* \param name Name of MBUS format
*/
const std::map<uint32_t, unsigned int> formatInfoMap = {
{ V4L2_MBUS_FMT_RGB444_2X8_PADHI_BE, 16 },
{ V4L2_MBUS_FMT_RGB444_2X8_PADHI_LE, 16 },
{ V4L2_MBUS_FMT_RGB555_2X8_PADHI_BE, 16 },
{ V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE, 16 },
{ V4L2_MBUS_FMT_BGR565_2X8_BE, 16 },
{ V4L2_MBUS_FMT_BGR565_2X8_LE, 16 },
{ V4L2_MBUS_FMT_RGB565_2X8_BE, 16 },
{ V4L2_MBUS_FMT_RGB565_2X8_LE, 16 },
{ V4L2_MBUS_FMT_RGB666_1X18, 18 },
{ V4L2_MBUS_FMT_RGB888_1X24, 24 },
{ V4L2_MBUS_FMT_RGB888_2X12_BE, 24 },
{ V4L2_MBUS_FMT_RGB888_2X12_LE, 24 },
{ V4L2_MBUS_FMT_ARGB8888_1X32, 32 },
{ V4L2_MBUS_FMT_Y8_1X8, 8 },
{ V4L2_MBUS_FMT_UV8_1X8, 8 },
{ V4L2_MBUS_FMT_UYVY8_1_5X8, 12 },
{ V4L2_MBUS_FMT_VYUY8_1_5X8, 12 },
{ V4L2_MBUS_FMT_YUYV8_1_5X8, 12 },
{ V4L2_MBUS_FMT_YVYU8_1_5X8, 12 },
{ V4L2_MBUS_FMT_UYVY8_2X8, 16 },
{ V4L2_MBUS_FMT_VYUY8_2X8, 16 },
{ V4L2_MBUS_FMT_YUYV8_2X8, 16 },
{ V4L2_MBUS_FMT_YVYU8_2X8, 16 },
{ V4L2_MBUS_FMT_Y10_1X10, 10 },
{ V4L2_MBUS_FMT_UYVY10_2X10, 20 },
{ V4L2_MBUS_FMT_VYUY10_2X10, 20 },
{ V4L2_MBUS_FMT_YUYV10_2X10, 20 },
{ V4L2_MBUS_FMT_YVYU10_2X10, 20 },
{ V4L2_MBUS_FMT_Y12_1X12, 12 },
{ V4L2_MBUS_FMT_UYVY8_1X16, 16 },
{ V4L2_MBUS_FMT_VYUY8_1X16, 16 },
{ V4L2_MBUS_FMT_YUYV8_1X16, 16 },
{ V4L2_MBUS_FMT_YVYU8_1X16, 16 },
{ V4L2_MBUS_FMT_YDYUYDYV8_1X16, 16 },
{ V4L2_MBUS_FMT_UYVY10_1X20, 20 },
{ V4L2_MBUS_FMT_VYUY10_1X20, 20 },
{ V4L2_MBUS_FMT_YUYV10_1X20, 20 },
{ V4L2_MBUS_FMT_YVYU10_1X20, 20 },
{ V4L2_MBUS_FMT_YUV10_1X30, 30 },
{ V4L2_MBUS_FMT_AYUV8_1X32, 32 },
{ V4L2_MBUS_FMT_UYVY12_2X12, 24 },
{ V4L2_MBUS_FMT_VYUY12_2X12, 24 },
{ V4L2_MBUS_FMT_YUYV12_2X12, 24 },
{ V4L2_MBUS_FMT_YVYU12_2X12, 24 },
{ V4L2_MBUS_FMT_UYVY12_1X24, 24 },
{ V4L2_MBUS_FMT_VYUY12_1X24, 24 },
{ V4L2_MBUS_FMT_YUYV12_1X24, 24 },
{ V4L2_MBUS_FMT_YVYU12_1X24, 24 },
{ V4L2_MBUS_FMT_SBGGR8_1X8, 8 },
{ V4L2_MBUS_FMT_SGBRG8_1X8, 8 },
{ V4L2_MBUS_FMT_SGRBG8_1X8, 8 },
{ V4L2_MBUS_FMT_SRGGB8_1X8, 8 },
{ V4L2_MBUS_FMT_SBGGR10_ALAW8_1X8, 8 },
{ V4L2_MBUS_FMT_SGBRG10_ALAW8_1X8, 8 },
{ V4L2_MBUS_FMT_SGRBG10_ALAW8_1X8, 8 },
{ V4L2_MBUS_FMT_SRGGB10_ALAW8_1X8, 8 },
{ V4L2_MBUS_FMT_SBGGR10_DPCM8_1X8, 8 },
{ V4L2_MBUS_FMT_SGBRG10_DPCM8_1X8, 8 },
{ V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8, 8 },
{ V4L2_MBUS_FMT_SRGGB10_DPCM8_1X8, 8 },
{ V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_BE, 16 },
{ V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE, 16 },
{ V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_BE, 16 },
{ V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_LE, 16 },
{ V4L2_MBUS_FMT_SBGGR10_1X10, 10 },
{ V4L2_MBUS_FMT_SGBRG10_1X10, 10 },
{ V4L2_MBUS_FMT_SGRBG10_1X10, 10 },
{ V4L2_MBUS_FMT_SRGGB10_1X10, 10 },
{ V4L2_MBUS_FMT_SBGGR12_1X12, 12 },
{ V4L2_MBUS_FMT_SGBRG12_1X12, 12 },
{ V4L2_MBUS_FMT_SGRBG12_1X12, 12 },
{ V4L2_MBUS_FMT_SRGGB12_1X12, 12 },
{ V4L2_MBUS_FMT_AHSV8888_1X32, 32 },
struct V4L2SubdeviceFormatInfo {
unsigned int bitsPerPixel;
const char *name;
};
/*
* \var formatInfoMap
* \brief A map that associates V4L2SubdeviceFormatInfo struct to V4L2 media
* bus codes
*/
const std::map<uint32_t, V4L2SubdeviceFormatInfo> formatInfoMap = {
{ V4L2_MBUS_FMT_RGB444_2X8_PADHI_BE, { 16, "RGB444_2X8_PADHI_BE" } },
{ V4L2_MBUS_FMT_RGB444_2X8_PADHI_LE, { 16, "RGB444_2X8_PADHI_LE" } },
{ V4L2_MBUS_FMT_RGB555_2X8_PADHI_BE, { 16, "RGB555_2X8_PADHI_BE" } },
{ V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE, { 16, "RGB555_2X8_PADHI_LE" } },
{ V4L2_MBUS_FMT_BGR565_2X8_BE, { 16, "BGR565_2X8_BE" } },
{ V4L2_MBUS_FMT_BGR565_2X8_LE, { 16, "BGR565_2X8_LE" } },
{ V4L2_MBUS_FMT_RGB565_2X8_BE, { 16, "RGB565_2X8_BE" } },
{ V4L2_MBUS_FMT_RGB565_2X8_LE, { 16, "RGB565_2X8_LE" } },
{ V4L2_MBUS_FMT_RGB666_1X18, { 18, "RGB666_1X18" } },
{ V4L2_MBUS_FMT_RGB888_1X24, { 24, "RGB888_1X24" } },
{ V4L2_MBUS_FMT_RGB888_2X12_BE, { 24, "RGB888_2X12_BE" } },
{ V4L2_MBUS_FMT_RGB888_2X12_LE, { 24, "RGB888_2X12_LE" } },
{ V4L2_MBUS_FMT_ARGB8888_1X32, { 32, "ARGB8888_1X32" } },
{ V4L2_MBUS_FMT_Y8_1X8, { 8, "Y8_1X8" } },
{ V4L2_MBUS_FMT_UV8_1X8, { 8, "UV8_1X8" } },
{ V4L2_MBUS_FMT_UYVY8_1_5X8, { 12, "UYVY8_1_5X8" } },
{ V4L2_MBUS_FMT_VYUY8_1_5X8, { 12, "VYUY8_1_5X8" } },
{ V4L2_MBUS_FMT_YUYV8_1_5X8, { 12, "YUYV8_1_5X8" } },
{ V4L2_MBUS_FMT_YVYU8_1_5X8, { 12, "YVYU8_1_5X8" } },
{ V4L2_MBUS_FMT_UYVY8_2X8, { 16, "UYVY8_2X8" } },
{ V4L2_MBUS_FMT_VYUY8_2X8, { 16, "VYUY8_2X8" } },
{ V4L2_MBUS_FMT_YUYV8_2X8, { 16, "YUYV8_2X8" } },
{ V4L2_MBUS_FMT_YVYU8_2X8, { 16, "YVYU8_2X8" } },
{ V4L2_MBUS_FMT_Y10_1X10, { 10, "Y10_1X10" } },
{ V4L2_MBUS_FMT_UYVY10_2X10, { 20, "UYVY10_2X10" } },
{ V4L2_MBUS_FMT_VYUY10_2X10, { 20, "VYUY10_2X10" } },
{ V4L2_MBUS_FMT_YUYV10_2X10, { 20, "YUYV10_2X10" } },
{ V4L2_MBUS_FMT_YVYU10_2X10, { 20, "YVYU10_2X10" } },
{ V4L2_MBUS_FMT_Y12_1X12, { 12, "Y12_1X12" } },
{ V4L2_MBUS_FMT_UYVY8_1X16, { 16, "UYVY8_1X16" } },
{ V4L2_MBUS_FMT_VYUY8_1X16, { 16, "VYUY8_1X16" } },
{ V4L2_MBUS_FMT_YUYV8_1X16, { 16, "YUYV8_1X16" } },
{ V4L2_MBUS_FMT_YVYU8_1X16, { 16, "YVYU8_1X16" } },
{ V4L2_MBUS_FMT_YDYUYDYV8_1X16, { 16, "YDYUYDYV8_1X16" } },
{ V4L2_MBUS_FMT_UYVY10_1X20, { 20, "UYVY10_1X20" } },
{ V4L2_MBUS_FMT_VYUY10_1X20, { 20, "VYUY10_1X20" } },
{ V4L2_MBUS_FMT_YUYV10_1X20, { 20, "YUYV10_1X20" } },
{ V4L2_MBUS_FMT_YVYU10_1X20, { 20, "YVYU10_1X20" } },
{ V4L2_MBUS_FMT_YUV10_1X30, { 30, "YUV10_1X30" } },
{ V4L2_MBUS_FMT_AYUV8_1X32, { 32, "AYUV8_1X32" } },
{ V4L2_MBUS_FMT_UYVY12_2X12, { 24, "UYVY12_2X12" } },
{ V4L2_MBUS_FMT_VYUY12_2X12, { 24, "VYUY12_2X12" } },
{ V4L2_MBUS_FMT_YUYV12_2X12, { 24, "YUYV12_2X12" } },
{ V4L2_MBUS_FMT_YVYU12_2X12, { 24, "YVYU12_2X12" } },
{ V4L2_MBUS_FMT_UYVY12_1X24, { 24, "UYVY12_1X24" } },
{ V4L2_MBUS_FMT_VYUY12_1X24, { 24, "VYUY12_1X24" } },
{ V4L2_MBUS_FMT_YUYV12_1X24, { 24, "YUYV12_1X24" } },
{ V4L2_MBUS_FMT_YVYU12_1X24, { 24, "YVYU12_1X24" } },
{ V4L2_MBUS_FMT_SBGGR8_1X8, { 8, "SBGGR8_1X8" } },
{ V4L2_MBUS_FMT_SGBRG8_1X8, { 8, "SGBRG8_1X8" } },
{ V4L2_MBUS_FMT_SGRBG8_1X8, { 8, "SGRBG8_1X8" } },
{ V4L2_MBUS_FMT_SRGGB8_1X8, { 8, "SRGGB8_1X8" } },
{ V4L2_MBUS_FMT_SBGGR10_ALAW8_1X8, { 8, "SBGGR10_ALAW8_1X8" } },
{ V4L2_MBUS_FMT_SGBRG10_ALAW8_1X8, { 8, "SGBRG10_ALAW8_1X8" } },
{ V4L2_MBUS_FMT_SGRBG10_ALAW8_1X8, { 8, "SGRBG10_ALAW8_1X8" } },
{ V4L2_MBUS_FMT_SRGGB10_ALAW8_1X8, { 8, "SRGGB10_ALAW8_1X8" } },
{ V4L2_MBUS_FMT_SBGGR10_DPCM8_1X8, { 8, "SBGGR10_DPCM8_1X8" } },
{ V4L2_MBUS_FMT_SGBRG10_DPCM8_1X8, { 8, "SGBRG10_DPCM8_1X8" } },
{ V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8, { 8, "SGRBG10_DPCM8_1X8" } },
{ V4L2_MBUS_FMT_SRGGB10_DPCM8_1X8, { 8, "SRGGB10_DPCM8_1X8" } },
{ V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_BE, { 16, "SBGGR10_2X8_PADHI_BE" } },
{ V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE, { 16, "SBGGR10_2X8_PADHI_LE" } },
{ V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_BE, { 16, "SBGGR10_2X8_PADLO_BE" } },
{ V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_LE, { 16, "SBGGR10_2X8_PADLO_LE" } },
{ V4L2_MBUS_FMT_SBGGR10_1X10, { 10, "SBGGR10_1X10" } },
{ V4L2_MBUS_FMT_SGBRG10_1X10, { 10, "SGBRG10_1X10" } },
{ V4L2_MBUS_FMT_SGRBG10_1X10, { 10, "SGRBG10_1X10" } },
{ V4L2_MBUS_FMT_SRGGB10_1X10, { 10, "SRGGB10_1X10" } },
{ V4L2_MBUS_FMT_SBGGR12_1X12, { 12, "SBGGR12_1X12" } },
{ V4L2_MBUS_FMT_SGBRG12_1X12, { 12, "SGBRG12_1X12" } },
{ V4L2_MBUS_FMT_SGRBG12_1X12, { 12, "SGRBG12_1X12" } },
{ V4L2_MBUS_FMT_SRGGB12_1X12, { 12, "SRGGB12_1X12" } },
{ V4L2_MBUS_FMT_AHSV8888_1X32, { 32, "AHSV8888_1X32" } },
};
} /* namespace */
@ -161,9 +173,17 @@ const std::map<uint32_t, unsigned int> formatInfoMap = {
*/
const std::string V4L2SubdeviceFormat::toString() const
{
std::stringstream ss;
ss << size.toString() << "-" << utils::hex(mbus_code, 4);
return ss.str();
std::stringstream mbus;
mbus << size.toString() << "-";
const auto it = formatInfoMap.find(mbus_code);
if (it == formatInfoMap.end())
mbus << utils::hex(mbus_code, 4);
else
mbus << it->second.name;
return mbus.str();
}
/**
@ -180,7 +200,7 @@ uint8_t V4L2SubdeviceFormat::bitsPerPixel() const
return 0;
}
return it->second;
return it->second.bitsPerPixel;
}
/**