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Fix stuck frames while scrubbing video

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This commit is contained in:
Peter
2019-07-25 18:02:02 +01:00
parent 209319ec23
commit db4aa60e6e
3 changed files with 25 additions and 24 deletions
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10
submodules/MediaPlayer/Sources/UniversalSoftwareVideoSource.swift
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@@ -249,11 +249,11 @@ private final class UniversalSoftwareVideoSourceImpl {
self.currentNumberOfReads = 0
self.currentReadBytes = 0
for i in 0 ..< 10 {
for _ in 0 ..< 10 {
let (decodableFrame, loop) = self.readDecodableFrame()
if let decodableFrame = decodableFrame {
if let renderedFrame = videoStream.decoder.render(frame: decodableFrame) {
print("Frame rendered in \(self.currentNumberOfReads) reads, \(self.currentReadBytes) bytes, total frames read: \(i + 1)")
//print("Frame rendered in \(self.currentNumberOfReads) reads, \(self.currentReadBytes) bytes, total frames read: \(i + 1)")
return (renderedFrame, CGFloat(videoStream.rotationAngle), CGFloat(videoStream.aspect), loop)
}
}
@@ -332,11 +332,11 @@ private final class UniversalSoftwareVideoSourceThread: NSObject {
source.cancelRead = params.cancel
source.requiredDataIsNotLocallyAvailable = params.requiredDataIsNotLocallyAvailable
source.state.set(.generatingFrame)
let startTime = CFAbsoluteTimeGetCurrent()
let image = source.readImage(at: params.timestamp).0
params.completion(image)
source.cancelRead = .single(false)
source.requiredDataIsNotLocallyAvailable = nil
source.state.set(.ready)
print("take frame: \(CFAbsoluteTimeGetCurrent() - startTime) s")
params.completion(image)
}
}