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//
// HBAudioSettings.m
// HandBrake
//
// Created by Damiano Galassi on 29/07/14.
//
//
#import "HBAudioSettings.h"
#import "HBAudioTrackPreset.h"
#import "hb.h"
#import "lang.h"
@interface HBAudioSettings ()
@property (nonatomic, readwrite) int container;
@end
@implementation HBAudioSettings
- (instancetype)init
{
self = [super init];
if (self) {
_encoderFallback = HB_ACODEC_AC3;
_trackSelectionLanguages = [[NSMutableArray alloc] init];
_tracksArray = [[NSMutableArray alloc] init];
_trackSelectionBehavior = HBAudioTrackSelectionBehaviorFirst;
_container = HB_MUX_MKV;
}
return self;
}
- (void)dealloc
{
[_trackSelectionLanguages release];
[_tracksArray release];
[super dealloc];
}
- (NSArray *)audioEncoderFallbacks
{
NSMutableArray *fallbacks = [[NSMutableArray alloc] init];
for (const hb_encoder_t *audio_encoder = hb_audio_encoder_get_next(NULL);
audio_encoder != NULL;
audio_encoder = hb_audio_encoder_get_next(audio_encoder))
{
if ((audio_encoder->codec & HB_ACODEC_PASS_FLAG) == 0 &&
(audio_encoder->muxers & self.container))
{
[fallbacks addObject:@(audio_encoder->name)];
}
}
return [fallbacks autorelease];
}
- (void)applySettingsFromPreset:(NSDictionary *)preset
{
// Track selection behavior
if ([preset[@"AudioTrackSelectionBehavior"] isEqualToString:@"first"])
{
self.trackSelectionBehavior = HBAudioTrackSelectionBehaviorFirst;
}
else if ([preset[@"AudioTrackSelectionBehavior"] isEqualToString:@"all"])
{
self.trackSelectionBehavior = HBAudioTrackSelectionBehaviorAll;
}
else if ([preset[@"AudioTrackSelectionBehavior"] isEqualToString:@"none"])
{
self.trackSelectionBehavior = HBAudioTrackSelectionBehaviorNone;
}
else
{
// Keep the previous behavior for the old presets
self.trackSelectionBehavior = HBAudioTrackSelectionBehaviorFirst;
}
self.trackSelectionLanguages = [NSMutableArray arrayWithArray:preset[@"AudioLanguageList"]];
// If the preset is one of the built in, set some additional options
if ([preset[@"Type"] intValue] == 0)
{
self.trackSelectionBehavior = HBAudioTrackSelectionBehaviorFirst;
if (self.trackSelectionLanguages.count == 0)
{
if ([[NSUserDefaults standardUserDefaults] stringForKey:@"DefaultLanguage"])
{
iso639_lang_t *lang = lang_for_english([[[NSUserDefaults standardUserDefaults] stringForKey:@"DefaultLanguage"] UTF8String]);
[self.trackSelectionLanguages addObject:@(lang->iso639_2)];
}
if ([[NSUserDefaults standardUserDefaults] stringForKey:@"AlternateLanguage"])
{
iso639_lang_t *lang = lang_for_english([[[NSUserDefaults standardUserDefaults] stringForKey:@"AlternateLanguage"] UTF8String]);
[self.trackSelectionLanguages addObject:@(lang->iso639_2)];
}
}
}
// Passthru settings
self.allowAACPassthru = [preset[@"AudioAllowAACPass"] boolValue];
self.allowAC3Passthru = [preset[@"AudioAllowAC3Pass"] boolValue];
self.allowDTSHDPassthru = [preset[@"AudioAllowDTSHDPass"] boolValue];
self.allowDTSPassthru= [preset[@"AudioAllowDTSPass"] boolValue];
self.allowMP3Passthru = [preset[@"AudioAllowMP3Pass"] boolValue];
self.secondaryEncoderMode = [preset[@"AudioSecondaryEncoderMode"] boolValue];
if (preset[@"AudioEncoderFallback"])
{
// map legacy encoder names via libhb
const char *strValue = hb_audio_encoder_sanitize_name([preset[@"AudioEncoderFallback"] UTF8String]);
self.encoderFallback = hb_audio_encoder_get_from_name(strValue);
}
for (NSDictionary *track in preset[@"AudioList"])
{
HBAudioTrackPreset *newTrack = [[HBAudioTrackPreset alloc] init];
newTrack.encoder = hb_audio_encoder_get_from_name([track[@"AudioEncoder"] UTF8String]);
newTrack.mixdown = hb_mixdown_get_from_name([track[@"AudioMixdown"] UTF8String]);
newTrack.sampleRate = [track[@"AudioSamplerate"] intValue];
newTrack.bitRate = [track[@"AudioBitrate"] intValue];
newTrack.drc = [track[@"AudioTrackDRCSlider"] intValue];
newTrack.gain = [track[@"AudioTrackGainSlider"] intValue];
[self.tracksArray addObject:newTrack];
[newTrack release];
}
}
- (void)prepareAudioForPreset:(NSMutableDictionary *)preset
{
// Track selection behavior
if (self.trackSelectionBehavior == HBAudioTrackSelectionBehaviorFirst)
{
preset[@"AudioTrackSelectionBehavior"] = @"first";
}
else if (self.trackSelectionBehavior == HBAudioTrackSelectionBehaviorAll)
{
preset[@"AudioTrackSelectionBehavior"] = @"all";
}
else
{
preset[@"AudioTrackSelectionBehavior"] = @"none";
}
preset[@"AudioLanguageList"] = self.trackSelectionLanguages;
// Passthru settings
preset[@"AudioAllowAACPass"] = @(self.allowAACPassthru);
preset[@"AudioAllowAC3Pass"] = @(self.allowAC3Passthru);
preset[@"AudioAllowDTSHDPass"] = @(self.allowDTSHDPassthru);
preset[@"AudioAllowDTSPass"] = @(self.allowDTSPassthru);
preset[@"AudioAllowMP3Pass"] = @(self.allowMP3Passthru);
preset[@"AudioEncoderFallback"] = @(hb_audio_encoder_get_name(self.encoderFallback));
preset[@"AudioSecondaryEncoderMode"] = @(self.secondaryEncoderMode);
NSMutableArray *audioList = [[NSMutableArray alloc] init];
for (HBAudioTrackPreset *track in self.tracksArray)
{
NSDictionary *newTrack = @{@"AudioEncoder": @(hb_audio_encoder_get_name(track.encoder)),
@"AudioMixdown": @(hb_mixdown_get_name(track.mixdown)),
@"AudioSamplerate": @(track.sampleRate),
@"AudioBitrate": @(track.bitRate),
@"AudioTrackDRCSlider": @(track.drc),
@"AudioTrackGainSlider": @(track.gain)};
[audioList addObject:newTrack];
}
preset[@"AudioList"] = audioList;
[audioList release];
}
- (void)validateEncoderFallbackForVideoContainer:(int)container
{
BOOL isValid = NO;
for (const hb_encoder_t *audio_encoder = hb_audio_encoder_get_next(NULL);
audio_encoder != NULL;
audio_encoder = hb_audio_encoder_get_next(audio_encoder))
{
if (audio_encoder->muxers & container)
{
if (audio_encoder->codec == self.encoderFallback)
{
isValid = YES;
break;
}
}
}
if (!isValid)
{
self.encoderFallback = HB_ACODEC_AC3;
}
self.container = container;
}
@end
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