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Adapt to new version of TagLib and read Vorbis Album art.

CQTexperiment
Dzmitry Neviadomski 2021-02-07 04:48:49 +03:00
parent cb1e7e9d49
commit 15cbc97040
1 changed files with 79 additions and 55 deletions
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134
Plugins/TagLib/TagLibMetadataReader.m
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@ -9,8 +9,12 @@
#import "TagLibMetadataReader.h"
#import <taglib/fileref.h>
#import <taglib/tag.h>
#import <taglib/mpcproperties.h>
#import <taglib/audioproperties.h>
#import <taglib/mpeg/mpegfile.h>
#import <taglib/mp4/mp4file.h>
#import <taglib/xiphcomment.h>
#import <taglib/vorbisfile.h>
#import <taglib/mpeg/id3v2/id3v2tag.h>
#import <taglib/mpeg/id3v2/frames/attachedpictureframe.h>
@ -24,39 +28,39 @@
NSMutableDictionary *dict = [[NSMutableDictionary alloc] init];
if ( !*TagLib::ascii_encoding ) {
NSStringEncoding enc = [NSString defaultCStringEncoding];
CFStringEncoding cfenc = CFStringConvertNSStringEncodingToEncoding(enc);
NSString *ref = (NSString *)CFStringConvertEncodingToIANACharSetName(cfenc);
UInt32 cp = CFStringConvertEncodingToWindowsCodepage(cfenc);
// Most tags are using windows codepage, so remap OS X codepage to Windows one.
static struct {
UInt32 from, to;
} codepage_remaps[] = {
{ 10001, 932 }, // Japanese Shift-JIS
{ 10002, 950 }, // Traditional Chinese
{ 10003, 949 }, // Korean
{ 10004, 1256 }, // Arabic
{ 10005, 1255 }, // Hebrew
{ 10006, 1253 }, // Greek
{ 10007, 1251 }, // Cyrillic
{ 10008, 936 }, // Simplified Chinese
{ 10029, 1250 }, // Central European (latin2)
};
int i;
int max = sizeof(codepage_remaps)/sizeof(codepage_remaps[0]);
for ( i=0; i<max; i++ )
if ( codepage_remaps[i].from == cp )
break;
if ( i < max )
sprintf(TagLib::ascii_encoding, "windows-%d", codepage_remaps[i].to);
else
strcpy(TagLib::ascii_encoding, [ref UTF8String]);
}
// if ( !*TagLib::ascii_encoding ) {
// NSStringEncoding enc = [NSString defaultCStringEncoding];
// CFStringEncoding cfenc = CFStringConvertNSStringEncodingToEncoding(enc);
// NSString *ref = (NSString *)CFStringConvertEncodingToIANACharSetName(cfenc);
// UInt32 cp = CFStringConvertEncodingToWindowsCodepage(cfenc);
//
// // Most tags are using windows codepage, so remap OS X codepage to Windows one.
//
// static struct {
// UInt32 from, to;
// } codepage_remaps[] = {
// { 10001, 932 }, // Japanese Shift-JIS
// { 10002, 950 }, // Traditional Chinese
// { 10003, 949 }, // Korean
// { 10004, 1256 }, // Arabic
// { 10005, 1255 }, // Hebrew
// { 10006, 1253 }, // Greek
// { 10007, 1251 }, // Cyrillic
// { 10008, 936 }, // Simplified Chinese
// { 10029, 1250 }, // Central European (latin2)
// };
//
// int i;
// int max = sizeof(codepage_remaps)/sizeof(codepage_remaps[0]);
// for ( i=0; i<max; i++ )
// if ( codepage_remaps[i].from == cp )
// break;
// if ( i < max )
// sprintf(TagLib::ascii_encoding, "windows-%d", codepage_remaps[i].to);
// else
// strcpy(TagLib::ascii_encoding, [ref UTF8String]);
//
// }
TagLib::FileRef f((const char *)[[url path] UTF8String], false);
@ -68,7 +72,6 @@
{
TagLib::String artist, title, album, genre, comment;
int year, track;
float rgAlbumGain, rgAlbumPeak, rgTrackGain, rgTrackPeak;
artist = tag->artist();
title = tag->title();;
@ -81,28 +84,31 @@
track = tag->track();
[dict setObject:[NSNumber numberWithInt:track] forKey:@"track"];
if (!artist.isEmpty())
[dict setObject:[NSString stringWithUTF8String:artist.toCString(true)] forKey:@"artist"];
rgAlbumGain = tag->rgAlbumGain();
rgAlbumPeak = tag->rgAlbumPeak();
rgTrackGain = tag->rgTrackGain();
rgTrackPeak = tag->rgTrackPeak();
if (!album.isEmpty())
[dict setObject:[NSString stringWithUTF8String:album.toCString(true)] forKey:@"album"];
if (!title.isEmpty())
[dict setObject:[NSString stringWithUTF8String:title.toCString(true)] forKey:@"title"];
if (!genre.isEmpty())
[dict setObject:[NSString stringWithUTF8String:genre.toCString(true)] forKey:@"genre"];
}
if (auto props = dynamic_cast<TagLib::MPC::Properties*>(f.audioProperties())) {
float rgAlbumGain, rgAlbumPeak, rgTrackGain, rgTrackPeak;
rgAlbumGain = 64.82f - (props->albumGain() / 256.0f);
rgAlbumPeak = props->albumPeak() / 256.0f;
rgTrackGain = 64.82f - (props->trackGain() / 256.0f);
rgTrackPeak = props->trackPeak() / 256.0f;
[dict setObject:[NSNumber numberWithFloat:rgAlbumGain] forKey:@"replayGainAlbumGain"];
[dict setObject:[NSNumber numberWithFloat:rgAlbumPeak] forKey:@"replayGainAlbumPeak"];
[dict setObject:[NSNumber numberWithFloat:rgTrackGain] forKey:@"replayGainTrackGain"];
[dict setObject:[NSNumber numberWithFloat:rgTrackPeak] forKey:@"replayGainTrackPeak"];
if (!artist.isNull())
[dict setObject:[NSString stringWithUTF8String:artist.toCString(true)] forKey:@"artist"];
if (!album.isNull())
[dict setObject:[NSString stringWithUTF8String:album.toCString(true)] forKey:@"album"];
if (!title.isNull())
[dict setObject:[NSString stringWithUTF8String:title.toCString(true)] forKey:@"title"];
if (!genre.isNull())
[dict setObject:[NSString stringWithUTF8String:genre.toCString(true)] forKey:@"genre"];
}
}
// Try to load the image.
NSData * image = nil;
@ -128,10 +134,9 @@
if (m4f) {
TagLib::MP4::Tag *tag = m4f->tag();
if (tag) {
TagLib::MP4::ItemListMap itemsListMap = tag->itemListMap();
if (itemsListMap.contains("covr")) {
TagLib::MP4::Item coverItem = itemsListMap["covr"];
TagLib::MP4::CoverArtList coverArtList = coverItem.toCoverArtList();
auto covr = tag->item("covr");
if (covr.isValid()) {
auto coverArtList = covr.toCoverArtList();
if (!coverArtList.isEmpty()) {
TagLib::MP4::CoverArt coverArt = coverArtList.front();
image = [NSData dataWithBytes:coverArt.data().data() length:coverArt.data().size()];
@ -140,6 +145,25 @@
}
}
TagLib::Ogg::Vorbis::File *vorbis = dynamic_cast<TagLib::Ogg::Vorbis::File*>(f.file());
if (vorbis) {
TagLib::Ogg::XiphComment *tag = vorbis->tag();
if (tag) {
auto list = tag->pictureList();
if (!list.isEmpty()) {
// Just get the first image for now.
TagLib::FLAC::Picture* coverArt = list.front();
if (coverArt) {
// Look into TagLib::FLAC::Picture::Type for type description.
NSLog(@"Loading image metadata from Ogg Vorbis, type = %d",
static_cast<int>(coverArt->type()));
image = [NSData dataWithBytes:coverArt->data().data()
length:coverArt->data().size()];
}
}
}
}
if (nil == image) {
// Try to load image from external file