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libcamera: formats: Remove ImageFormats

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The ImageFormats helper class is not used anymore and can be removed.

Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
This commit is contained in:
Niklas Söderlund 2020-07-01 22:36:29 +02:00
parent dcda73ec14
commit 4a5b0df984
2 changed files with 0 additions and 102 deletions
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88
src/libcamera/formats.cpp
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@ -23,94 +23,6 @@ namespace libcamera {
LOG_DEFINE_CATEGORY(Formats)
/**
* \class ImageFormats
* \brief Describe V4L2Device and V4L2SubDevice image formats
*
* This class stores a list of image formats, each associated with a
* corresponding set of image sizes. It is used to describe the formats and
* sizes supported by a V4L2Device or V4L2Subdevice.
*
* Formats are stored as an integer. When used for a V4L2Device, the image
* formats are fourcc pixel formats. When used for a V4L2Subdevice they are
* media bus codes. Both are defined by the V4L2 specification.
*
* Sizes are stored as a list of SizeRange.
*/
/**
* \brief Add a format and corresponding sizes to the description
* \param[in] format Pixel format or media bus code to describe
* \param[in] sizes List of supported size ranges for the format
*
* \return 0 on success or a negative error code otherwise
* \retval -EEXIST The format is already described
*/
int ImageFormats::addFormat(unsigned int format, const std::vector<SizeRange> &sizes)
{
if (data_.find(format) != data_.end())
return -EEXIST;
data_[format] = sizes;
return 0;
}
/**
* \brief Check if the list of devices supported formats is empty
* \return True if the list of supported formats is empty
*/
bool ImageFormats::isEmpty() const
{
return data_.empty();
}
/**
* \brief Retrieve a list of all supported image formats
* \return List of pixel formats or media bus codes
*/
std::vector<unsigned int> ImageFormats::formats() const
{
std::vector<unsigned int> formats;
formats.reserve(data_.size());
/* \todo: Should this be cached instead of computed each time? */
for (auto const &it : data_)
formats.push_back(it.first);
return formats;
}
/**
* \brief Retrieve all sizes for a specific format
* \param[in] format The pixel format or mbus code
*
* Retrieve all size ranges for a specific format. For V4L2Device \a format is a
* pixel format while for a V4L2Subdevice \a format is a media bus code.
*
* \return The list of image sizes supported for \a format, or an empty list if
* the format is not supported
*/
const std::vector<SizeRange> &ImageFormats::sizes(unsigned int format) const
{
static const std::vector<SizeRange> empty;
auto const &it = data_.find(format);
if (it == data_.end())
return empty;
return it->second;
}
/**
* \brief Retrieve the map that associates formats to image sizes
* \return The map that associates formats to image sizes
*/
const std::map<unsigned int, std::vector<SizeRange>> &ImageFormats::data() const
{
return data_;
}
/**
* \class PixelFormatPlaneInfo
* \brief Information about a single plane of a pixel format