From 702cf19f9ecf5d1491e0098ffd31f438f5ec8a26 Mon Sep 17 00:00:00 2001
From: trialuser02 <trialuser02@90c681e8-e032-0410-971d-27865f9a5e38>
Date: Mon, 18 Jan 2021 18:44:53 +0000
Subject: ffmpeg: added m4b support

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@9653 90c681e8-e032-0410-971d-27865f9a5e38
---
 src/plugins/Input/ffmpeg/decoderffmpegfactory.cpp | 62 ++++++++++++++++++++---
 1 file changed, 55 insertions(+), 7 deletions(-)

(limited to 'src/plugins/Input/ffmpeg/decoderffmpegfactory.cpp')

diff --git a/src/plugins/Input/ffmpeg/decoderffmpegfactory.cpp b/src/plugins/Input/ffmpeg/decoderffmpegfactory.cpp
index 6c5c1c53a..040819ba9 100644
--- a/src/plugins/Input/ffmpeg/decoderffmpegfactory.cpp
+++ b/src/plugins/Input/ffmpeg/decoderffmpegfactory.cpp
@@ -22,6 +22,7 @@
 #include <QMessageBox>
 #include <QFileInfo>
 #include <QRegularExpression>
+#include <QtDebug>
 #include <qmmp/cueparser.h>
 extern "C"{
 #include <libavformat/avformat.h>
@@ -34,6 +35,7 @@ extern "C"{
 #include "settingsdialog.h"
 #include "decoder_ffmpeg.h"
 #include "decoder_ffmpegcue.h"
+#include "decoder_ffmpegm4b.h"
 #include "decoderffmpegfactory.h"
 
 
@@ -96,10 +98,13 @@ DecoderProperties DecoderFFmpegFactory::properties() const
 {
     QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
     QStringList filters = {
-        "*.wma", "*.ape", "*.tta", "*.m4a", "*.aac", "*.ra", "*.shn", "*.vqf", "*.ac3", "*.tak", "*.dsf", "*.dsdiff"
+        "*.wma", "*.ape", "*.tta", "*.m4a", "*.m4b", "*.aac", "*.ra", "*.shn", "*.vqf", "*.ac3", "*.tak", "*.dsf", "*.dsdiff"
     };
     filters = settings.value("FFMPEG/filters", filters).toStringList();
 
+    if(filters.contains("*.m4a") && !filters.contains("*.m4b"))
+        filters << "*.m4b";
+
     if(!avcodec_find_decoder(AV_CODEC_ID_WMAV1))
         filters.removeAll("*.wma");
     if(!avcodec_find_decoder(AV_CODEC_ID_APE))
@@ -111,7 +116,10 @@ DecoderProperties DecoderFFmpegFactory::properties() const
     if(!avcodec_find_decoder(AV_CODEC_ID_MP3))
         filters.removeAll("*.mp3");
     if(!avcodec_find_decoder(AV_CODEC_ID_AAC) && !avcodec_find_decoder(AV_CODEC_ID_ALAC))
+    {
         filters.removeAll("*.m4a");
+        filters.removeAll("*.m4b");
+    }
     if(!avcodec_find_decoder(AV_CODEC_ID_RA_288))
         filters.removeAll("*.ra");
     if(!avcodec_find_decoder(AV_CODEC_ID_SHORTEN))
@@ -160,7 +168,7 @@ DecoderProperties DecoderFFmpegFactory::properties() const
     properties.hasAbout = true;
     properties.hasSettings = true;
     properties.noInput = false;
-    properties.protocols << "ffmpeg";
+    properties.protocols << "ffmpeg" << "m4b";
     properties.priority = 10;
     return properties;
 }
@@ -169,24 +177,28 @@ Decoder *DecoderFFmpegFactory::create(const QString &path, QIODevice *input)
 {
     if(path.startsWith("ffmpeg://"))
         return new DecoderFFmpegCue(path);
+    else if(path.startsWith("m4b://"))
+        return new DecoderFFmpegM4b(this, path);
     else
         return new DecoderFFmpeg(path, input);
 }
 
 QList<TrackInfo *> DecoderFFmpegFactory::createPlayList(const QString &path, TrackInfo::Parts parts, QStringList *)
 {
-    int cueTrack = -1; //cue track
+    qDebug() << path;
+    int trackNumber = -1; //cue/m4b track
     QString filePath = path;
 
     if(path.contains("://")) //is it cue track?
     {
         filePath.remove("ffmpeg://");
+        filePath.remove("m4b://");
         filePath.remove(QRegularExpression("#\\d+$"));
-        cueTrack = path.section("#", -1).toInt();
-        parts = TrackInfo::AllParts; //extract all metadata for single cue track
+        trackNumber = path.section("#", -1).toInt();
+        parts = TrackInfo::AllParts; //extract all metadata for single cue/m4b track
     }
 
-     TrackInfo *info = new TrackInfo(filePath);
+    TrackInfo *info = new TrackInfo(filePath);
 
     if(parts == TrackInfo::Parts())
         return QList<TrackInfo*>() << info;
@@ -241,7 +253,7 @@ QList<TrackInfo *> DecoderFFmpegFactory::createPlayList(const QString &path, Tra
 
             avformat_close_input(&in);
             delete info;
-            return (cueTrack > 0) ? parser.createPlayList(cueTrack) : parser.createPlayList();
+            return (trackNumber > 0) ? parser.createPlayList(trackNumber) : parser.createPlayList();
         }
 
         AVDictionaryEntry *album = av_dict_get(in->metadata,"album",nullptr,0);
@@ -288,6 +300,14 @@ QList<TrackInfo *> DecoderFFmpegFactory::createPlayList(const QString &path, Tra
             info->setValue(Qmmp::YEAR, year->value);
         if(track)
             info->setValue(Qmmp::TRACK, track->value);
+
+        if(in->nb_chapters > 1 && filePath.endsWith(".m4b", Qt::CaseInsensitive))
+        {
+            QList<TrackInfo *> tracks = createPlayListFromChapters(in, info, trackNumber);
+            avformat_close_input(&in);
+            delete info;
+            return tracks;
+        }
     }
 
     avformat_close_input(&in);
@@ -330,3 +350,31 @@ QString DecoderFFmpegFactory::translation() const
 {
     return QLatin1String(":/ffmpeg_plugin_");
 }
+
+QList<TrackInfo *> DecoderFFmpegFactory::createPlayListFromChapters(AVFormatContext *in,
+                                                                    TrackInfo *extraInfo,
+                                                                    int trackNumber)
+{
+    QList<TrackInfo *> tracks;
+
+    for(unsigned int i = 0; i < in->nb_chapters; ++i)
+    {
+        if((trackNumber > 0) && (int(i + 1) != trackNumber))
+            continue;
+
+        AVChapter *chapter = in->chapters[i];
+        TrackInfo *info = new TrackInfo(QString("m4b://%1#%2").arg(extraInfo->path()).arg(i + 1));
+        info->setDuration((chapter->end - chapter->start) * av_q2d(chapter->time_base) * 1000);
+        info->setValues(extraInfo->properties());
+        info->setValues(extraInfo->metaData());
+        info->setValue(Qmmp::TRACK, i + 1);
+
+        AVDictionaryEntry *title = av_dict_get(chapter->metadata,"title", nullptr, 0);
+        if(title)
+            info->setValue(Qmmp::TITLE, QString::fromUtf8(title->value).trimmed());
+
+        tracks << info;
+    }
+
+    return tracks;
+}
-- 
cgit v1.2.3-13-gbd6f