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324 lines
11 KiB
Objective-C
324 lines
11 KiB
Objective-C
//
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// SettingsViewController.m
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// Moonlight
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//
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// Created by Diego Waxemberg on 10/27/14.
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// Copyright (c) 2014 Moonlight Stream. All rights reserved.
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//
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#import "SettingsViewController.h"
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#import "TemporarySettings.h"
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#import "DataManager.h"
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#import <VideoToolbox/VideoToolbox.h>
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@implementation SettingsViewController {
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NSInteger _bitrate;
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}
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@dynamic overrideUserInterfaceStyle;
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static NSString* bitrateFormat = @"Bitrate: %.1f Mbps";
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static const int bitrateTable[] = {
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500,
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1000,
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1500,
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2000,
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2500,
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3000,
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4000,
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5000,
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6000,
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7000,
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8000,
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9000,
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10000,
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12000,
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15000,
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18000,
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20000,
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30000,
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40000,
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50000,
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60000,
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70000,
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80000,
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100000,
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120000,
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150000,
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};
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-(int)getSliderValueForBitrate:(NSInteger)bitrate {
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int i;
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for (i = 0; i < (sizeof(bitrateTable) / sizeof(*bitrateTable)); i++) {
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if (bitrate <= bitrateTable[i]) {
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return i;
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}
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}
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// Return the last entry in the table
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return i - 1;
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}
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-(void)viewDidLayoutSubviews {
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// On iPhone layouts, this view is rooted at a ScrollView. To make it
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// scrollable, we'll update content size here.
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if (self.scrollView != nil) {
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CGFloat highestViewY = 0;
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// Enumerate the scroll view's subviews looking for the
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// highest view Y value to set our scroll view's content
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// size.
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for (UIView* view in self.scrollView.subviews) {
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// UIScrollViews have 2 default child views
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// which represent the horizontal and vertical scrolling
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// indicators. Ignore any views we don't recognize.
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if (![view isKindOfClass:[UILabel class]] &&
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![view isKindOfClass:[UISegmentedControl class]] &&
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![view isKindOfClass:[UISlider class]]) {
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continue;
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}
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CGFloat currentViewY = view.frame.origin.y + view.frame.size.height;
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if (currentViewY > highestViewY) {
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highestViewY = currentViewY;
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}
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}
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// Add a bit of padding so the view doesn't end right at the button of the display
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self.scrollView.contentSize = CGSizeMake(self.scrollView.contentSize.width,
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highestViewY + 20);
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}
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}
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// Adjust the subviews for the safe area on the iPhone X.
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- (void)viewSafeAreaInsetsDidChange {
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[super viewSafeAreaInsetsDidChange];
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if (@available(iOS 11.0, *)) {
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for (UIView* view in self.view.subviews) {
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// HACK: The official safe area is much too large for our purposes
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// so we'll just use the presence of any safe area to indicate we should
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// pad by 20.
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if (self.view.safeAreaInsets.left >= 20 || self.view.safeAreaInsets.right >= 20) {
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view.frame = CGRectMake(view.frame.origin.x + 20, view.frame.origin.y, view.frame.size.width, view.frame.size.height);
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}
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}
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}
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}
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- (void)viewDidLoad {
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[super viewDidLoad];
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// Always run settings in dark mode because we want the light fonts
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if (@available(iOS 13.0, tvOS 13.0, *)) {
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self.overrideUserInterfaceStyle = UIUserInterfaceStyleDark;
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}
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DataManager* dataMan = [[DataManager alloc] init];
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TemporarySettings* currentSettings = [dataMan getSettings];
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// Ensure we pick a bitrate that falls exactly onto a slider notch
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_bitrate = bitrateTable[[self getSliderValueForBitrate:[currentSettings.bitrate intValue]]];
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NSInteger framerate;
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switch ([currentSettings.framerate integerValue]) {
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case 30:
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framerate = 0;
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break;
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default:
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case 60:
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framerate = 1;
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break;
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case 120:
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framerate = 2;
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break;
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}
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NSInteger resolution;
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switch ([currentSettings.height integerValue]) {
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case 360:
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resolution = 0;
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break;
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default:
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case 720:
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resolution = 1;
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break;
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case 1080:
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resolution = 2;
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break;
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case 2160:
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resolution = 3;
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break;
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}
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// Only show the 120 FPS option if we have a > 60-ish Hz display
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bool enable120Fps = false;
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if (@available(iOS 10.3, tvOS 10.3, *)) {
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if ([UIScreen mainScreen].maximumFramesPerSecond > 62) {
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enable120Fps = true;
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}
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}
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if (!enable120Fps) {
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[self.framerateSelector removeSegmentAtIndex:2 animated:NO];
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}
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// Only show the 4K option for "recent" devices. We'll judge that by whether
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// they support HEVC decoding (A9 or later).
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if (@available(iOS 11.0, tvOS 11.0, *)) {
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if (!VTIsHardwareDecodeSupported(kCMVideoCodecType_HEVC)) {
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[self.resolutionSelector removeSegmentAtIndex:3 animated:NO];
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}
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}
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else {
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[self.resolutionSelector removeSegmentAtIndex:3 animated:NO];
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}
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// Disable the HEVC selector if HEVC is not supported by the hardware
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// or the version of iOS. See comment in Connection.m for reasoning behind
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// the iOS 11.3 check.
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if (@available(iOS 11.3, tvOS 11.3, *)) {
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if (VTIsHardwareDecodeSupported(kCMVideoCodecType_HEVC)) {
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[self.hevcSelector setSelectedSegmentIndex:currentSettings.useHevc ? 1 : 0];
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}
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else {
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[self.hevcSelector removeAllSegments];
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[self.hevcSelector insertSegmentWithTitle:@"Unsupported on this device" atIndex:0 animated:NO];
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[self.hevcSelector setEnabled:NO];
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}
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}
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else {
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[self.hevcSelector removeAllSegments];
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[self.hevcSelector insertSegmentWithTitle:@"Requires iOS 11.3 or later" atIndex:0 animated:NO];
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[self.hevcSelector setEnabled:NO];
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}
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[self.btMouseSelector setSelectedSegmentIndex:currentSettings.btMouseSupport ? 1 : 0];
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[self.optimizeSettingsSelector setSelectedSegmentIndex:currentSettings.optimizeGames ? 1 : 0];
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[self.multiControllerSelector setSelectedSegmentIndex:currentSettings.multiController ? 1 : 0];
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[self.audioOnPCSelector setSelectedSegmentIndex:currentSettings.playAudioOnPC ? 1 : 0];
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NSInteger onscreenControls = [currentSettings.onscreenControls integerValue];
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[self.resolutionSelector setSelectedSegmentIndex:resolution];
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[self.resolutionSelector addTarget:self action:@selector(newResolutionFpsChosen) forControlEvents:UIControlEventValueChanged];
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[self.framerateSelector setSelectedSegmentIndex:framerate];
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[self.framerateSelector addTarget:self action:@selector(newResolutionFpsChosen) forControlEvents:UIControlEventValueChanged];
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[self.onscreenControlSelector setSelectedSegmentIndex:onscreenControls];
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[self.bitrateSlider setMinimumValue:0];
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[self.bitrateSlider setMaximumValue:(sizeof(bitrateTable) / sizeof(*bitrateTable)) - 1];
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[self.bitrateSlider setValue:[self getSliderValueForBitrate:_bitrate] animated:YES];
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[self.bitrateSlider addTarget:self action:@selector(bitrateSliderMoved) forControlEvents:UIControlEventValueChanged];
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[self updateBitrateText];
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}
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- (void) newResolutionFpsChosen {
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NSInteger fps = [self getChosenFrameRate];
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NSInteger width = [self getChosenStreamWidth];
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NSInteger height = [self getChosenStreamHeight];
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NSInteger defaultBitrate;
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// This table prefers 16:10 resolutions because they are
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// only slightly more pixels than the 16:9 equivalents, so
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// we don't want to bump those 16:10 resolutions up to the
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// next 16:9 slot.
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//
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// This logic is shamelessly stolen from Moonlight Qt:
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// https://github.com/moonlight-stream/moonlight-qt/blob/master/app/settings/streamingpreferences.cpp
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if (width * height <= 640 * 360) {
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defaultBitrate = 1000 * (fps / 30.0);
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}
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// This covers 1280x720 and 1280x800 too
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else if (width * height <= 1366 * 768) {
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defaultBitrate = 5000 * (fps / 30.0);
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}
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else if (width * height <= 1920 * 1200) {
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defaultBitrate = 10000 * (fps / 30.0);
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}
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else if (width * height <= 2560 * 1600) {
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defaultBitrate = 20000 * (fps / 30.0);
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}
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else /* if (width * height <= 3840 * 2160) */ {
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defaultBitrate = 40000 * (fps / 30.0);
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}
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// We should always be exactly on a slider position with default bitrates
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_bitrate = MIN(defaultBitrate, 100000);
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assert(bitrateTable[[self getSliderValueForBitrate:_bitrate]] == _bitrate);
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[self.bitrateSlider setValue:[self getSliderValueForBitrate:_bitrate] animated:YES];
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[self updateBitrateText];
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}
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- (void) bitrateSliderMoved {
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assert(self.bitrateSlider.value < (sizeof(bitrateTable) / sizeof(*bitrateTable)));
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_bitrate = bitrateTable[(int)self.bitrateSlider.value];
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[self updateBitrateText];
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}
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- (void) updateBitrateText {
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// Display bitrate in Mbps
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[self.bitrateLabel setText:[NSString stringWithFormat:bitrateFormat, _bitrate / 1000.]];
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}
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- (NSInteger) getChosenFrameRate {
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switch ([self.framerateSelector selectedSegmentIndex]) {
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case 0:
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return 30;
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case 1:
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return 60;
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case 2:
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return 120;
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default:
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abort();
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}
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}
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- (NSInteger) getChosenStreamHeight {
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const int resolutionTable[] = { 360, 720, 1080, 2160 };
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return resolutionTable[[self.resolutionSelector selectedSegmentIndex]];
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}
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- (NSInteger) getChosenStreamWidth {
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// Assumes fixed 16:9 aspect ratio
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return ([self getChosenStreamHeight] * 16) / 9;
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}
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- (void) saveSettings {
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DataManager* dataMan = [[DataManager alloc] init];
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NSInteger framerate = [self getChosenFrameRate];
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NSInteger height = [self getChosenStreamHeight];
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NSInteger width = [self getChosenStreamWidth];
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NSInteger onscreenControls = [self.onscreenControlSelector selectedSegmentIndex];
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BOOL optimizeGames = [self.optimizeSettingsSelector selectedSegmentIndex] == 1;
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BOOL multiController = [self.multiControllerSelector selectedSegmentIndex] == 1;
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BOOL audioOnPC = [self.audioOnPCSelector selectedSegmentIndex] == 1;
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BOOL useHevc = [self.hevcSelector selectedSegmentIndex] == 1;
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BOOL btMouseSupport = [self.btMouseSelector selectedSegmentIndex] == 1;
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[dataMan saveSettingsWithBitrate:_bitrate
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framerate:framerate
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height:height
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width:width
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onscreenControls:onscreenControls
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remote:NO
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optimizeGames:optimizeGames
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multiController:multiController
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audioOnPC:audioOnPC
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useHevc:useHevc
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enableHdr:NO
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btMouseSupport:btMouseSupport];
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}
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- (void)didReceiveMemoryWarning {
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[super didReceiveMemoryWarning];
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// Dispose of any resources that can be recreated.
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}
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#pragma mark - Navigation
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- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
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}
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@end
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