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Merge pull request #681 from stonerl/speed-up-sorting

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speed up sorting for Stream
This commit is contained in:
Arkadiusz Fal 2024-05-23 11:33:51 +02:00 committed by GitHub
commit 4fd3a37705
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2 changed files with 16 additions and 15 deletions
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23
Model/Player/Backends/PlayerBackend.swift
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@ -133,23 +133,22 @@ extension PlayerBackend {
}
func bestPlayable(_ streams: [Stream], maxResolution: ResolutionSetting, formatOrder: [QualityProfile.Format]) -> Stream? {
// filter out non HLS streams
let nonHLSStreams = streams.filter { $0.kind != .hls }
// filter out non-HLS streams and streams with resolution more than maxResolution
let nonHLSStreams = streams.filter {
$0.kind != .hls && $0.resolution <= maxResolution.value
}
// find max resolution from non HLS streams
let bestResolution = nonHLSStreams
.filter { $0.resolution <= maxResolution.value }
.max { $0.resolution < $1.resolution }
// find max resolution and bitrate from non-HLS streams
let bestResolutionStream = nonHLSStreams.max { $0.resolution < $1.resolution }
let bestBitrateStream = nonHLSStreams.max { $0.bitrate ?? 0 < $1.bitrate ?? 0 }
// finde max bitrate from non HLS streams
let bestBitrate = nonHLSStreams
.filter { $0.resolution <= maxResolution.value }
.max { $0.bitrate ?? 0 < $1.bitrate ?? 0 }
let bestResolution = bestResolutionStream?.resolution ?? maxResolution.value
let bestBitrate = bestBitrateStream?.bitrate ?? bestResolutionStream?.resolution.bitrate ?? maxResolution.value.bitrate
return streams.map { stream in
if stream.kind == .hls {
stream.resolution = bestResolution?.resolution ?? maxResolution.value
stream.bitrate = bestBitrate?.bitrate ?? (bestResolution?.resolution.bitrate ?? maxResolution.value.bitrate)
stream.resolution = bestResolution
stream.bitrate = bestBitrate
stream.format = .hls
} else if stream.kind == .stream {
stream.format = .stream

8
Model/Player/PlayerStreams.swift
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@ -196,11 +196,13 @@ extension PlayerModel {
}
}
func streamsSorter(_ lhs: Stream, _ rhs: Stream) -> Bool {
if lhs.resolution.isNil || rhs.resolution.isNil {
func streamsSorter(lhs: Stream, rhs: Stream) -> Bool {
// Use optional chaining to simplify nil handling
guard let lhsRes = lhs.resolution?.height, let rhsRes = rhs.resolution?.height else {
return lhs.kind < rhs.kind
}
return lhs.kind == rhs.kind ? (lhs.resolution.height > rhs.resolution.height) : (lhs.kind < rhs.kind)
// Compare either kind or resolution based on conditions
return lhs.kind == rhs.kind ? (lhsRes > rhsRes) : (lhs.kind < rhs.kind)
}
}