feat: get audio file properties from taglib

This commit is contained in:
Gary Wang
2020-04-19 18:22:21 +08:00
parent 98d352a7c1
commit 35778d97bf
5 changed files with 88 additions and 7 deletions

View File

@ -6,6 +6,9 @@
#include "ID3v2Pic.h"
#include "FlacPic.h"
// taglib
#include <fileref.h>
#include <QPainter>
#include <QMediaPlayer>
#include <QMediaPlaylist>
@ -81,6 +84,43 @@ void MainWindow::loadPlaylistBySingleLocalFile(const QString &path)
playlist->setCurrentIndex(currentFileIndex);
}
void MainWindow::setAudioPropertyInfoForDisplay(int sampleRate, int bitrate, int channelCount, QString audioExt)
{
QStringList uiStrs;
QStringList tooltipStrs;
auto channelStr = [](int channelCnt) {
switch (channelCnt) {
case 1:
return tr("Mono");
case 2:
return tr("Stereo");
default:
return tr("%1 Channels").arg(channelCnt);
}
};
if (sampleRate >= 0) {
uiStrs << QString("%1 Hz").arg(sampleRate);
tooltipStrs << QString("Sample Rate: %1 Hz").arg(sampleRate);
}
if (bitrate >= 0) {
uiStrs << QString("%1 Kbps").arg(bitrate);
tooltipStrs << QString("Bitrate: %1 Kbps").arg(bitrate);
}
if (channelCount >= 0) {
uiStrs << channelStr(channelCount);
tooltipStrs << QString("Channel Count: %1").arg(channelCount);
}
uiStrs << audioExt;
ui->propLabel->setText(uiStrs.join(" | "));
ui->propLabel->setToolTip(tooltipStrs.join('\n'));
}
void MainWindow::localSocketPlayAudioFiles(QVariant audioFilesVariant)
{
QStringList urlStrList = audioFilesVariant.toStringList();
@ -248,6 +288,8 @@ void MainWindow::on_playBtn_clicked()
if (m_mediaPlayer->mediaStatus() == QMediaPlayer::NoMedia) {
loadFile();
m_mediaPlayer->play();
} else if (m_mediaPlayer->mediaStatus() == QMediaPlayer::InvalidMedia) {
ui->propLabel->setText("Error: InvalidMedia");
} else {
if (QList<QMediaPlayer::State> {QMediaPlayer::PausedState, QMediaPlayer::StoppedState}
.contains(m_mediaPlayer->state())) {
@ -364,22 +406,32 @@ void MainWindow::initConnections()
QUrl fileUrl = media.canonicalUrl();
#else
QUrl fileUrl = media.request().url();
#endif // QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
#endif // QT_VERSION < QT_VERSION_CHECK(5, 14, 0)
ui->titleLabel->setText(fileUrl.fileName());
ui->titleLabel->setToolTip(fileUrl.fileName());
if (fileUrl.isLocalFile()) {
QString filePath(fileUrl.toLocalFile());
QString suffix(filePath.mid(filePath.lastIndexOf('.') + 1));
suffix = suffix.toUpper();
TagLib::FileRef fileRef(filePath.toLocal8Bit().data());
if(!fileRef.isNull() && fileRef.audioProperties()) {
TagLib::AudioProperties *prop = fileRef.audioProperties();
setAudioPropertyInfoForDisplay(prop->sampleRate(), prop->bitrate(), prop->channels(), suffix);
}
using namespace spID3;
using namespace spFLAC;
QString filePath(fileUrl.toLocalFile());
if (filePath.endsWith(".mp3")) {
if (suffix == "MP3") {
if (spID3::loadPictureData(filePath.toLocal8Bit().data())) {
QByteArray picData((const char*)spID3::getPictureDataPtr(), spID3::getPictureLength());
ui->coverLabel->setPixmap(QPixmap::fromImage(QImage::fromData(picData)));
spID3::freePictureData();
}
} else if (filePath.endsWith(".flac")) {
} else if (suffix == "FLAC") {
if (spFLAC::loadPictureData(filePath.toLocal8Bit().data())) {
QByteArray picData((const char*)spFLAC::getPictureDataPtr(), spFLAC::getPictureLength());
ui->coverLabel->setPixmap(QPixmap::fromImage(QImage::fromData(picData)));