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wip: hdr

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This commit is contained in:
Fredrik Burmester
2026-01-18 11:58:32 +01:00
parent c515d037cf
commit 9efa2bbaa2
1 changed files with 58 additions and 20 deletions
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78
modules/mpv-player/ios/MpvPlayerView.swift
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@@ -391,10 +391,54 @@ extension MpvPlayerView: MPVLayerRendererDelegate {
#if os(tvOS)
import AVKit
import CoreMedia
extension MpvPlayerView {
/// Creates a CMFormatDescription with HDR metadata for display criteria
private func createHDRFormatDescription(hdrMode: HDRMode) -> CMFormatDescription? {
var formatDescription: CMFormatDescription?
// Build extensions dictionary for HDR color properties
var extensions: [String: Any] = [
kCMFormatDescriptionExtension_FullRangeVideo as String: true
]
switch hdrMode {
case .hdr10, .dolbyVision:
// HDR10 and Dolby Vision use BT.2020 primaries with PQ transfer function
extensions[kCMFormatDescriptionExtension_ColorPrimaries as String] = kCMFormatDescriptionColorPrimaries_ITU_R_2020
extensions[kCMFormatDescriptionExtension_TransferFunction as String] = kCMFormatDescriptionTransferFunction_SMPTE_ST_2084_PQ
extensions[kCMFormatDescriptionExtension_YCbCrMatrix as String] = kCMFormatDescriptionYCbCrMatrix_ITU_R_2020
case .hlg:
// HLG uses BT.2020 primaries with HLG transfer function
extensions[kCMFormatDescriptionExtension_ColorPrimaries as String] = kCMFormatDescriptionColorPrimaries_ITU_R_2020
extensions[kCMFormatDescriptionExtension_TransferFunction as String] = kCMFormatDescriptionTransferFunction_ITU_R_2100_HLG
extensions[kCMFormatDescriptionExtension_YCbCrMatrix as String] = kCMFormatDescriptionYCbCrMatrix_ITU_R_2020
case .sdr:
return nil
}
// Create a video format description with HDR extensions
// Using HEVC codec type and 4K resolution as typical HDR parameters
let status = CMVideoFormatDescriptionCreate(
allocator: kCFAllocatorDefault,
codecType: kCMVideoCodecType_HEVC,
width: 3840,
height: 2160,
extensions: extensions as CFDictionary,
formatDescriptionOut: &formatDescription
)
return status == noErr ? formatDescription : nil
}
/// Sets the preferred display criteria for HDR content on tvOS
func setDisplayCriteria(for hdrMode: HDRMode, fps: Float) {
guard #available(tvOS 17.0, *) else {
print("🎬 HDR: AVDisplayCriteria requires tvOS 17.0+")
return
}
guard let window = self.window else {
print("🎬 HDR: No window available for display criteria")
return
@@ -402,33 +446,27 @@ extension MpvPlayerView {
let manager = window.avDisplayManager
switch hdrMode {
case .sdr:
if hdrMode == .sdr {
print("🎬 HDR: Setting display criteria to SDR (nil)")
manager.preferredDisplayCriteria = nil
case .hdr10:
print("🎬 HDR: Setting display criteria to HDR10, fps: \(fps)")
manager.preferredDisplayCriteria = AVDisplayCriteria(
refreshRate: fps,
videoDynamicRange: "hdr10"
)
case .dolbyVision:
print("🎬 HDR: Setting display criteria to Dolby Vision, fps: \(fps)")
manager.preferredDisplayCriteria = AVDisplayCriteria(
refreshRate: fps,
videoDynamicRange: "dolbyVision"
)
case .hlg:
print("🎬 HDR: Setting display criteria to HLG, fps: \(fps)")
manager.preferredDisplayCriteria = AVDisplayCriteria(
refreshRate: fps,
videoDynamicRange: "hlg"
)
return
}
guard let formatDescription = createHDRFormatDescription(hdrMode: hdrMode) else {
print("🎬 HDR: Failed to create format description for \(hdrMode)")
return
}
print("🎬 HDR: Setting display criteria to \(hdrMode), fps: \(fps)")
manager.preferredDisplayCriteria = AVDisplayCriteria(
refreshRate: fps,
formatDescription: formatDescription
)
}
/// Resets display criteria when playback ends
func resetDisplayCriteria() {
guard #available(tvOS 17.0, *) else { return }
guard let window = self.window else { return }
print("🎬 HDR: Resetting display criteria")
window.avDisplayManager.preferredDisplayCriteria = nil