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libcamera: v4l2_subdevice: Replace ImageFormats with a map

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Replace the V4L2Subdevice usage of the ImageFormats class with a
std::map and the utils::map_keys() helper.

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 22:05:09 +02:00
parent d9295552b1
commit dcda73ec14
5 changed files with 29 additions and 22 deletions
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13
src/libcamera/camera_sensor.cpp
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@@ -18,7 +18,6 @@
#include "libcamera/internal/formats.h"
#include "libcamera/internal/utils.h"
#include "libcamera/internal/v4l2_subdevice.h"
/**
* \file camera_sensor.h
@@ -245,15 +244,15 @@ int CameraSensor::init()
/* Enumerate, sort and cache media bus codes and sizes. */
formats_ = subdev_->formats(pad_);
if (formats_.isEmpty()) {
if (formats_.empty()) {
LOG(CameraSensor, Error) << "No image format found";
return -EINVAL;
}
mbusCodes_ = formats_.formats();
mbusCodes_ = utils::map_keys(formats_);
std::sort(mbusCodes_.begin(), mbusCodes_.end());
for (const auto &format : formats_.data()) {
for (const auto &format : formats_) {
const std::vector<SizeRange> &ranges = format.second;
std::transform(ranges.begin(), ranges.end(), std::back_inserter(sizes_),
[](const SizeRange &range) { return range.max; });
@@ -359,9 +358,11 @@ V4L2SubdeviceFormat CameraSensor::getFormat(const std::vector<unsigned int> &mbu
uint32_t bestCode = 0;
for (unsigned int code : mbusCodes) {
const std::vector<SizeRange> &ranges = formats_.sizes(code);
const auto formats = formats_.find(code);
if (formats == formats_.end())
continue;
for (const SizeRange &range : ranges) {
for (const SizeRange &range : formats->second) {
const Size &sz = range.max;
if (sz.width < size.width || sz.height < size.height)