blob: ac265c8296104fa1fb73780595f6f0d66c88601c [file] [log] [blame]
/*
* Copyright 2016 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#import "ARDSettingsModel+Private.h"
#import "ARDSettingsStore.h"
#import "ARDVideoEncoderFactory.h"
#import "WebRTC/RTCCameraVideoCapturer.h"
#import "WebRTC/RTCMediaConstraints.h"
NS_ASSUME_NONNULL_BEGIN
@interface ARDSettingsModel () {
ARDSettingsStore *_settingsStore;
}
@end
@implementation ARDSettingsModel
- (NSArray<NSString *> *)availableVideoResolutions {
NSMutableSet<NSArray<NSNumber *> *> *resolutions =
[[NSMutableSet<NSArray<NSNumber *> *> alloc] init];
for (AVCaptureDevice *device in [RTCCameraVideoCapturer captureDevices]) {
for (AVCaptureDeviceFormat *format in
[RTCCameraVideoCapturer supportedFormatsForDevice:device]) {
CMVideoDimensions resolution =
CMVideoFormatDescriptionGetDimensions(format.formatDescription);
NSArray<NSNumber *> *resolutionObject = @[ @(resolution.width), @(resolution.height) ];
[resolutions addObject:resolutionObject];
}
}
NSArray<NSArray<NSNumber *> *> *sortedResolutions =
[[resolutions allObjects] sortedArrayUsingComparator:^NSComparisonResult(
NSArray<NSNumber *> *obj1, NSArray<NSNumber *> *obj2) {
return obj1.firstObject > obj2.firstObject;
}];
NSMutableArray<NSString *> *resolutionStrings = [[NSMutableArray<NSString *> alloc] init];
for (NSArray<NSNumber *> *resolution in sortedResolutions) {
NSString *resolutionString =
[NSString stringWithFormat:@"%@x%@", resolution.firstObject, resolution.lastObject];
[resolutionStrings addObject:resolutionString];
}
return [resolutionStrings copy];
}
- (NSString *)currentVideoResolutionSettingFromStore {
[self registerStoreDefaults];
return [[self settingsStore] videoResolution];
}
- (BOOL)storeVideoResolutionSetting:(NSString *)resolution {
if (![[self availableVideoResolutions] containsObject:resolution]) {
return NO;
}
[[self settingsStore] setVideoResolution:resolution];
return YES;
}
- (NSArray<RTCVideoCodecInfo *> *)availableVideoCodecs {
NSArray<RTCVideoCodecInfo *> *supportedCodecs =
[[[ARDVideoEncoderFactory alloc] init] supportedCodecs];
return supportedCodecs;
}
- (RTCVideoCodecInfo *)currentVideoCodecSettingFromStore {
[self registerStoreDefaults];
NSData *codecData = [[self settingsStore] videoCodec];
return [NSKeyedUnarchiver unarchiveObjectWithData:codecData];
}
- (BOOL)storeVideoCodecSetting:(RTCVideoCodecInfo *)videoCodec {
if (![[self availableVideoCodecs] containsObject:videoCodec]) {
return NO;
}
NSData *codecData = [NSKeyedArchiver archivedDataWithRootObject:videoCodec];
[[self settingsStore] setVideoCodec:codecData];
return YES;
}
- (nullable NSNumber *)currentMaxBitrateSettingFromStore {
[self registerStoreDefaults];
return [[self settingsStore] maxBitrate];
}
- (void)storeMaxBitrateSetting:(nullable NSNumber *)bitrate {
[[self settingsStore] setMaxBitrate:bitrate];
}
- (BOOL)currentAudioOnlySettingFromStore {
return [[self settingsStore] audioOnly];
}
- (void)storeAudioOnlySetting:(BOOL)audioOnly {
[[self settingsStore] setAudioOnly:audioOnly];
}
- (BOOL)currentCreateAecDumpSettingFromStore {
return [[self settingsStore] createAecDump];
}
- (void)storeCreateAecDumpSetting:(BOOL)createAecDump {
[[self settingsStore] setCreateAecDump:createAecDump];
}
- (BOOL)currentUseLevelControllerSettingFromStore {
return [[self settingsStore] useLevelController];
}
- (void)storeUseLevelControllerSetting:(BOOL)useLevelController {
[[self settingsStore] setUseLevelController:useLevelController];
}
- (BOOL)currentUseManualAudioConfigSettingFromStore {
return [[self settingsStore] useManualAudioConfig];
}
- (void)storeUseManualAudioConfigSetting:(BOOL)useManualAudioConfig {
[[self settingsStore] setUseManualAudioConfig:useManualAudioConfig];
}
#pragma mark - Testable
- (ARDSettingsStore *)settingsStore {
if (!_settingsStore) {
_settingsStore = [[ARDSettingsStore alloc] init];
[self registerStoreDefaults];
}
return _settingsStore;
}
- (int)currentVideoResolutionWidthFromStore {
NSString *resolution = [self currentVideoResolutionSettingFromStore];
return [self videoResolutionComponentAtIndex:0 inString:resolution];
}
- (int)currentVideoResolutionHeightFromStore {
NSString *resolution = [self currentVideoResolutionSettingFromStore];
return [self videoResolutionComponentAtIndex:1 inString:resolution];
}
#pragma mark -
- (NSString *)defaultVideoResolutionSetting {
return [self availableVideoResolutions].firstObject;
}
- (RTCVideoCodecInfo *)defaultVideoCodecSetting {
return [self availableVideoCodecs].firstObject;
}
- (int)videoResolutionComponentAtIndex:(int)index inString:(NSString *)resolution {
if (index != 0 && index != 1) {
return 0;
}
NSArray<NSString *> *components = [resolution componentsSeparatedByString:@"x"];
if (components.count != 2) {
return 0;
}
return components[index].intValue;
}
- (void)registerStoreDefaults {
NSString *defaultVideoResolutionSetting = [self defaultVideoResolutionSetting];
BOOL audioOnly = (defaultVideoResolutionSetting.length == 0);
// The iOS simulator doesn't provide any sort of camera capture
// support or emulation (http://goo.gl/rHAnC1) so don't bother
// trying to open a local stream.
#if TARGET_IPHONE_SIMULATOR
audioOnly = YES;
#endif
NSData *codecData = [NSKeyedArchiver archivedDataWithRootObject:[self defaultVideoCodecSetting]];
[ARDSettingsStore setDefaultsForVideoResolution:[self defaultVideoResolutionSetting]
videoCodec:codecData
bitrate:nil
audioOnly:audioOnly
createAecDump:NO
useLevelController:NO
useManualAudioConfig:YES];
}
@end
NS_ASSUME_NONNULL_END