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Camera and media editor improvements

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This commit is contained in:
Ilya Laktyushin
2023-05-10 17:10:27 +04:00
parent c114f218b9
commit d15c48ff07
104 changed files with 9805 additions and 676 deletions
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52
submodules/Camera/Sources/CameraDevice.swift
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@@ -25,6 +25,58 @@ final class CameraDevice {
self.audioDevice = AVCaptureDevice.default(for: .audio)
}
func configureDeviceFormat(maxDimensions: CMVideoDimensions, maxFramerate: Double) {
guard let device = self.videoDevice else {
return
}
self.transaction(device) { device in
var maxWidth: Int32 = 0
var maxHeight: Int32 = 0
var hasSecondaryZoomLevels = false
var candidates: [AVCaptureDevice.Format] = []
outer: for format in device.formats {
if format.mediaType != .video || format.value(forKey: "isPhotoFormat") as? Bool == true {
continue
}
let dimensions = CMVideoFormatDescriptionGetDimensions(format.formatDescription)
if dimensions.width >= maxWidth && dimensions.width <= maxDimensions.width && dimensions.height >= maxHeight && dimensions.height <= maxDimensions.height {
if dimensions.width > maxWidth {
hasSecondaryZoomLevels = false
candidates.removeAll()
}
let subtype = CMFormatDescriptionGetMediaSubType(format.formatDescription)
if subtype == kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange {
for range in format.videoSupportedFrameRateRanges {
if range.maxFrameRate > maxFramerate {
continue outer
}
}
maxWidth = dimensions.width
maxHeight = dimensions.height
if #available(iOS 16.0, *), !format.secondaryNativeResolutionZoomFactors.isEmpty {
hasSecondaryZoomLevels = true
candidates.append(format)
} else if !hasSecondaryZoomLevels {
candidates.append(format)
}
}
}
}
if let bestFormat = candidates.last {
device.activeFormat = bestFormat
}
if let targetFPS = device.actualFPS(maxFramerate) {
device.activeVideoMinFrameDuration = targetFPS.duration
device.activeVideoMaxFrameDuration = targetFPS.duration
}
}
}
func transaction(_ device: AVCaptureDevice, update: (AVCaptureDevice) -> Void) {
if let _ = try? device.lockForConfiguration() {
update(device)