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Add caching progress in seek slider bar (#1376)

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This commit is contained in:
Alex
2026-01-19 05:34:39 +11:00
committed by Gauvain
parent 0a58514964
commit 976af60185
6 changed files with 42 additions and 15 deletions
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28
modules/mpv-player/ios/MPVLayerRenderer.swift
View File

@@ -5,7 +5,7 @@ import CoreVideo
import AVFoundation
protocol MPVLayerRendererDelegate: AnyObject {
func renderer(_ renderer: MPVLayerRenderer, didUpdatePosition position: Double, duration: Double)
func renderer(_ renderer: MPVLayerRenderer, didUpdatePosition position: Double, duration: Double, cacheSeconds: Double)
func renderer(_ renderer: MPVLayerRenderer, didChangePause isPaused: Bool)
func renderer(_ renderer: MPVLayerRenderer, didChangeLoading isLoading: Bool)
func renderer(_ renderer: MPVLayerRenderer, didBecomeReadyToSeek: Bool)
@@ -44,6 +44,7 @@ final class MPVLayerRenderer {
// Thread-safe state for playback
private var _cachedDuration: Double = 0
private var _cachedPosition: Double = 0
private var _cachedCacheSeconds: Double = 0
private var _isPaused: Bool = true
private var _playbackSpeed: Double = 1.0
private var _isLoading: Bool = false
@@ -75,6 +76,10 @@ final class MPVLayerRenderer {
get { stateQueue.sync { _cachedPosition } }
set { stateQueue.async(flags: .barrier) { self._cachedPosition = newValue } }
}
private var cachedCacheSeconds: Double {
get { stateQueue.sync { _cachedCacheSeconds } }
set { stateQueue.async(flags: .barrier) { self._cachedCacheSeconds = newValue } }
}
private var isPaused: Bool {
get { stateQueue.sync { _isPaused } }
set { stateQueue.async(flags: .barrier) { self._isPaused = newValue } }
@@ -162,16 +167,16 @@ final class MPVLayerRenderer {
// Use AVFoundation video output - required for PiP support
checkError(mpv_set_option_string(handle, "vo", "avfoundation"))
// Enable composite OSD mode - renders subtitles directly onto video frames using GPU
// This is better for PiP as subtitles are baked into the video
checkError(mpv_set_option_string(handle, "avfoundation-composite-osd", "yes"))
// Hardware decoding with VideoToolbox
// On simulator, use software decoding since VideoToolbox is not available
// On device, use VideoToolbox with software fallback enabled
#if targetEnvironment(simulator)
checkError(mpv_set_option_string(handle, "hwdec", "no"))
#else
// Only enable composite OSD mode on real device (OSD is not supported in simulator).
// This renders subtitles directly onto video frames using the GPU, which is better for PiP since subtitles are baked into the video.
checkError(mpv_set_option_string(handle, "avfoundation-composite-osd", "yes"))
checkError(mpv_set_option_string(handle, "hwdec", "videotoolbox"))
#endif
checkError(mpv_set_option_string(handle, "hwdec-codecs", "all"))
@@ -340,7 +345,8 @@ final class MPVLayerRenderer {
("time-pos", MPV_FORMAT_DOUBLE),
("pause", MPV_FORMAT_FLAG),
("track-list/count", MPV_FORMAT_INT64),
("paused-for-cache", MPV_FORMAT_FLAG)
("paused-for-cache", MPV_FORMAT_FLAG),
("demuxer-cache-duration", MPV_FORMAT_DOUBLE)
]
for (name, format) in properties {
mpv_observe_property(handle, 0, name, format)
@@ -484,7 +490,7 @@ final class MPVLayerRenderer {
cachedDuration = value
DispatchQueue.main.async { [weak self] in
guard let self else { return }
self.delegate?.renderer(self, didUpdatePosition: self.cachedPosition, duration: self.cachedDuration)
self.delegate?.renderer(self, didUpdatePosition: self.cachedPosition, duration: self.cachedDuration, cacheSeconds: self.cachedCacheSeconds)
}
}
case "time-pos":
@@ -499,10 +505,16 @@ final class MPVLayerRenderer {
lastProgressUpdateTime = now
DispatchQueue.main.async { [weak self] in
guard let self else { return }
self.delegate?.renderer(self, didUpdatePosition: self.cachedPosition, duration: self.cachedDuration)
self.delegate?.renderer(self, didUpdatePosition: self.cachedPosition, duration: self.cachedDuration, cacheSeconds: self.cachedCacheSeconds)
}
}
}
case "demuxer-cache-duration":
var value = Double(0)
let status = getProperty(handle: handle, name: name, format: MPV_FORMAT_DOUBLE, value: &value)
if status >= 0 {
cachedCacheSeconds = value
}
case "pause":
var flag: Int32 = 0
let status = getProperty(handle: handle, name: name, format: MPV_FORMAT_FLAG, value: &flag)

3
modules/mpv-player/ios/MpvPlayerView.swift
View File

@@ -298,7 +298,7 @@ class MpvPlayerView: ExpoView {
// MARK: - MPVLayerRendererDelegate
extension MpvPlayerView: MPVLayerRendererDelegate {
func renderer(_: MPVLayerRenderer, didUpdatePosition position: Double, duration: Double) {
func renderer(_: MPVLayerRenderer, didUpdatePosition position: Double, duration: Double, cacheSeconds: Double) {
cachedPosition = position
cachedDuration = duration
@@ -313,6 +313,7 @@ extension MpvPlayerView: MPVLayerRendererDelegate {
"position": position,
"duration": duration,
"progress": duration > 0 ? position / duration : 0,
"cacheSeconds": cacheSeconds,
])
}
}