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More granular video scrubbing

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This commit is contained in:
Peter
2019-07-17 17:45:23 +01:00
parent 0bf61a2794
commit 6f268d7998
3 changed files with 18 additions and 10 deletions
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13
submodules/MediaPlayer/Sources/UniversalSoftwareVideoSource.swift
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@@ -19,11 +19,18 @@ private func readPacketCallback(userData: UnsafeMutableRawPointer?, buffer: Unsa
data = context.mediaBox.resourceData(context.fileReference.media.resource, size: context.size, in: requestRange, mode: .partial)
let requiredDataIsNotLocallyAvailable = context.requiredDataIsNotLocallyAvailable
var fetchedData: Data?
let fetchDisposable = MetaDisposable()
let isInitialized = context.videoStream != nil
let mediaBox = context.mediaBox
let reference = context.fileReference.resourceReference(context.fileReference.media.resource)
let disposable = data.start(next: { data in
if data.count == readCount {
fetchedData = data
semaphore.signal()
} else {
if isInitialized {
fetchDisposable.set(fetchedMediaResource(mediaBox: mediaBox, reference: reference, ranges: [(requestRange, .maximum)]).start())
}
requiredDataIsNotLocallyAvailable?()
}
})
@@ -32,15 +39,11 @@ private func readPacketCallback(userData: UnsafeMutableRawPointer?, buffer: Unsa
semaphore.signal()
}
})
var fetchDisposable: Disposable?
if context.videoStream != nil {
fetchDisposable = fetchedMediaResource(mediaBox: context.mediaBox, reference: context.fileReference.resourceReference(context.fileReference.media.resource), ranges: [(requestRange, .elevated)]).start()
}
semaphore.wait()
disposable.dispose()
cancelDisposable.dispose()
fetchDisposable?.dispose()
fetchDisposable.dispose()
if let fetchedData = fetchedData {
fetchedData.withUnsafeBytes { (bytes: UnsafePointer<UInt8>) -> Void in