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0ef52f01029176a8fb8fbef2c22ae9350635ebe1
qtmultimedia/src/plugins/wmf/player/mfmetadatacontrol.cpp
Sze Howe Koh f4348fe3ae Decouple qmediametadata.h from qmultimedia.h 
qmultimedia.h is included in more places, but qmediametadata.h is
larger. This patch should reduce unnecessary #include-ing.

Change-Id: I4a3d174bafc555d794bb75087c1f6b79745ae903
Reviewed-by: Yoann Lopes <yoann.lopes@digia.com>
2013-05-14 11:27:05 +02:00

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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <qmediametadata.h>
#include <qdatetime.h>
#include <qimage.h>
#include "mfmetadatacontrol.h"
#include "mfplayerservice.h"
#include "Propkey.h"
//#define DEBUG_MEDIAFOUNDATION
static QString nameForGUID(GUID guid)
{
// Audio formats
if (guid == MFAudioFormat_AAC)
return QStringLiteral("MPEG AAC Audio");
else if (guid == MFAudioFormat_ADTS)
return QStringLiteral("MPEG ADTS AAC Audio");
else if (guid == MFAudioFormat_Dolby_AC3_SPDIF)
return QStringLiteral("Dolby AC-3 SPDIF");
else if (guid == MFAudioFormat_DRM)
return QStringLiteral("DRM");
else if (guid == MFAudioFormat_DTS)
return QStringLiteral("Digital Theater Systems Audio (DTS)");
else if (guid == MFAudioFormat_Float)
return QStringLiteral("IEEE Float Audio");
else if (guid == MFAudioFormat_MP3)
return QStringLiteral("MPEG Audio Layer-3 (MP3)");
else if (guid == MFAudioFormat_MPEG)
return QStringLiteral("MPEG-1 Audio");
else if (guid == MFAudioFormat_MSP1)
return QStringLiteral("Windows Media Audio Voice");
else if (guid == MFAudioFormat_PCM)
return QStringLiteral("Uncompressed PCM Audio");
else if (guid == MFAudioFormat_WMASPDIF)
return QStringLiteral("Windows Media Audio 9 SPDIF");
else if (guid == MFAudioFormat_WMAudioV8)
return QStringLiteral("Windows Media Audio 8 (WMA2)");
else if (guid == MFAudioFormat_WMAudioV9)
return QStringLiteral("Windows Media Audio 9 (WMA3");
else if (guid == MFAudioFormat_WMAudio_Lossless)
return QStringLiteral("Windows Media Audio 9 Lossless");
// Video formats
if (guid == MFVideoFormat_DV25)
return QStringLiteral("DVCPRO 25 (DV25)");
else if (guid == MFVideoFormat_DV50)
return QStringLiteral("DVCPRO 50 (DV50)");
else if (guid == MFVideoFormat_DVC)
return QStringLiteral("DVC/DV Video");
else if (guid == MFVideoFormat_DVH1)
return QStringLiteral("DVCPRO 100 (DVH1)");
else if (guid == MFVideoFormat_DVHD)
return QStringLiteral("HD-DVCR (DVHD)");
else if (guid == MFVideoFormat_DVSD)
return QStringLiteral("SDL-DVCR (DVSD)");
else if (guid == MFVideoFormat_DVSL)
return QStringLiteral("SD-DVCR (DVSL)");
else if (guid == MFVideoFormat_H264)
return QStringLiteral("H.264 Video");
else if (guid == MFVideoFormat_M4S2)
return QStringLiteral("MPEG-4 part 2 Video (M4S2)");
else if (guid == MFVideoFormat_MJPG)
return QStringLiteral("Motion JPEG (MJPG)");
else if (guid == MFVideoFormat_MP43)
return QStringLiteral("Microsoft MPEG 4 version 3 (MP43)");
else if (guid == MFVideoFormat_MP4S)
return QStringLiteral("ISO MPEG 4 version 1 (MP4S)");
else if (guid == MFVideoFormat_MP4V)
return QStringLiteral("MPEG-4 part 2 Video (MP4V)");
else if (guid == MFVideoFormat_MPEG2)
return QStringLiteral("MPEG-2 Video");
else if (guid == MFVideoFormat_MPG1)
return QStringLiteral("MPEG-1 Video");
else if (guid == MFVideoFormat_MSS1)
return QStringLiteral("Windows Media Screen 1 (MSS1)");
else if (guid == MFVideoFormat_MSS2)
return QStringLiteral("Windows Media Video 9 Screen (MSS2)");
else if (guid == MFVideoFormat_WMV1)
return QStringLiteral("Windows Media Video 7 (WMV1)");
else if (guid == MFVideoFormat_WMV2)
return QStringLiteral("Windows Media Video 8 (WMV2)");
else if (guid == MFVideoFormat_WMV3)
return QStringLiteral("Windows Media Video 9 (WMV3)");
else if (guid == MFVideoFormat_WVC1)
return QStringLiteral("Windows Media Video VC1 (WVC1)");
else
return QStringLiteral("Unknown codec");
}
MFMetaDataControl::MFMetaDataControl(QObject *parent)
: QMetaDataReaderControl(parent)
, m_metaData(0)
, m_content(0)
{
}
MFMetaDataControl::~MFMetaDataControl()
{
if (m_metaData)
m_metaData->Release();
if (m_content)
m_content->Release();
}
bool MFMetaDataControl::isMetaDataAvailable() const
{
return m_content || m_metaData;
}
QVariant MFMetaDataControl::metaData(const QString &key) const
{
QVariant value;
if (!isMetaDataAvailable())
return value;
int index = m_availableMetaDatas.indexOf(key);
if (index < 0)
return value;
PROPVARIANT var;
PropVariantInit(&var);
HRESULT hr = S_FALSE;
if (m_content)
hr = m_content->GetValue(m_commonKeys[index], &var);
else if (m_metaData)
hr = m_metaData->GetProperty(reinterpret_cast<LPCWSTR>(m_commonNames[index].utf16()), &var);
if (SUCCEEDED(hr)) {
value = convertValue(var);
// some metadata needs to be reformatted
if (value.isValid() && m_content) {
if (key == QMediaMetaData::MediaType) {
QString v = value.toString();
if (v == QLatin1String("{D1607DBC-E323-4BE2-86A1-48A42A28441E}"))
value = QStringLiteral("Music");
else if (v == QLatin1String("{DB9830BD-3AB3-4FAB-8A37-1A995F7FF74B}"))
value = QStringLiteral("Video");
else if (v == QLatin1String("{01CD0F29-DA4E-4157-897B-6275D50C4F11}"))
value = QStringLiteral("Audio");
else if (v == QLatin1String("{FCF24A76-9A57-4036-990D-E35DD8B244E1}"))
value = QStringLiteral("Other");
} else if (key == QMediaMetaData::Duration) {
// duration is provided in 100-nanosecond units, convert to milliseconds
value = (value.toLongLong() + 10000) / 10000;
} else if (key == QMediaMetaData::AudioCodec || key == QMediaMetaData::VideoCodec) {
GUID guid;
if (SUCCEEDED(CLSIDFromString((const WCHAR*)value.toString().utf16(), &guid)))
value = nameForGUID(guid);
} else if (key == QMediaMetaData::Resolution) {
QSize res;
res.setHeight(value.toUInt());
if (m_content && SUCCEEDED(m_content->GetValue(PKEY_Video_FrameWidth, &var)))
res.setWidth(convertValue(var).toUInt());
value = res;
} else if (key == QMediaMetaData::PixelAspectRatio) {
QSize aspectRatio;
aspectRatio.setWidth(value.toUInt());
if (m_content && SUCCEEDED(m_content->GetValue(PKEY_Video_VerticalAspectRatio, &var)))
aspectRatio.setHeight(convertValue(var).toUInt());
value = aspectRatio;
} else if (key == QMediaMetaData::VideoFrameRate) {
value = value.toReal() / 1000.f;
}
}
}
PropVariantClear(&var);
return value;
}
QVariant MFMetaDataControl::convertValue(const PROPVARIANT& var) const
{
QVariant value;
switch (var.vt) {
case VT_LPWSTR:
value = QString::fromUtf16(reinterpret_cast<const ushort*>(var.pwszVal));
break;
case VT_UI4:
value = uint(var.ulVal);
break;
case VT_UI8:
value = qulonglong(var.uhVal.QuadPart);
break;
case VT_BOOL:
value = bool(var.boolVal);
break;
case VT_FILETIME:
SYSTEMTIME sysDate;
if (!FileTimeToSystemTime(&var.filetime, &sysDate))
break;
value = QDate(sysDate.wYear, sysDate.wMonth, sysDate.wDay);
break;
case VT_STREAM:
{
STATSTG stat;
if (FAILED(var.pStream->Stat(&stat, STATFLAG_NONAME)))
break;
void *data = malloc(stat.cbSize.QuadPart);
ULONG read = 0;
if (FAILED(var.pStream->Read(data, stat.cbSize.QuadPart, &read))) {
free(data);
break;
}
value = QImage::fromData((const uchar*)data, read);
free(data);
}
break;
case VT_VECTOR | VT_LPWSTR:
QStringList vList;
for (ULONG i = 0; i < var.calpwstr.cElems; ++i)
vList.append(QString::fromUtf16(reinterpret_cast<const ushort*>(var.calpwstr.pElems[i])));
value = vList;
break;
}
return value;
}
QStringList MFMetaDataControl::availableMetaData() const
{
return m_availableMetaDatas;
}
void MFMetaDataControl::updateSource(IMFPresentationDescriptor* sourcePD, IMFMediaSource* mediaSource)
{
if (m_metaData) {
m_metaData->Release();
m_metaData = 0;
}
if (m_content) {
m_content->Release();
m_content = 0;
}
m_availableMetaDatas.clear();
m_commonKeys.clear();
m_commonNames.clear();
if (SUCCEEDED(MFGetService(mediaSource, MF_PROPERTY_HANDLER_SERVICE, IID_PPV_ARGS(&m_content)))) {
DWORD cProps;
if (SUCCEEDED(m_content->GetCount(&cProps))) {
for (DWORD i = 0; i < cProps; i++)
{
PROPERTYKEY key;
if (FAILED(m_content->GetAt(i, &key)))
continue;
bool common = true;
if (key == PKEY_Author) {
m_availableMetaDatas.push_back(QMediaMetaData::Author);
} else if (key == PKEY_Title) {
m_availableMetaDatas.push_back(QMediaMetaData::Title);
} else if (key == PKEY_Media_SubTitle) {
m_availableMetaDatas.push_back(QMediaMetaData::SubTitle);
} else if (key == PKEY_ParentalRating) {
m_availableMetaDatas.push_back(QMediaMetaData::ParentalRating);
} else if (key == PKEY_Comment) {
m_availableMetaDatas.push_back(QMediaMetaData::Description);
} else if (key == PKEY_Copyright) {
m_availableMetaDatas.push_back(QMediaMetaData::Copyright);
} else if (key == PKEY_Comment) {
m_availableMetaDatas.push_back(QMediaMetaData::Comment);
} else if (key == PKEY_Media_ProviderStyle) {
m_availableMetaDatas.push_back(QMediaMetaData::Genre);
} else if (key == PKEY_Media_Year) {
m_availableMetaDatas.push_back(QMediaMetaData::Year);
} else if (key == PKEY_Media_DateEncoded) {
m_availableMetaDatas.push_back(QMediaMetaData::Date);
} else if (key == PKEY_Rating) {
m_availableMetaDatas.push_back(QMediaMetaData::UserRating);
} else if (key == PKEY_Keywords) {
m_availableMetaDatas.push_back(QMediaMetaData::Keywords);
} else if (key == PKEY_Language) {
m_availableMetaDatas.push_back(QMediaMetaData::Language);
} else if (key == PKEY_Media_Publisher) {
m_availableMetaDatas.push_back(QMediaMetaData::Publisher);
} else if (key == PKEY_Media_ClassPrimaryID) {
m_availableMetaDatas.push_back(QMediaMetaData::MediaType);
} else if (key == PKEY_Media_Duration) {
m_availableMetaDatas.push_back(QMediaMetaData::Duration);
} else if (key == PKEY_Audio_EncodingBitrate) {
m_availableMetaDatas.push_back(QMediaMetaData::AudioBitRate);
} else if (key == PKEY_Audio_Format) {
m_availableMetaDatas.push_back(QMediaMetaData::AudioCodec);
} else if (key == PKEY_Media_AverageLevel) {
m_availableMetaDatas.push_back(QMediaMetaData::AverageLevel);
} else if (key == PKEY_Audio_ChannelCount) {
m_availableMetaDatas.push_back(QMediaMetaData::ChannelCount);
} else if (key == PKEY_Audio_PeakValue) {
m_availableMetaDatas.push_back(QMediaMetaData::PeakValue);
} else if (key == PKEY_Audio_SampleRate) {
m_availableMetaDatas.push_back(QMediaMetaData::SampleRate);
} else if (key == PKEY_Music_AlbumTitle) {
m_availableMetaDatas.push_back(QMediaMetaData::AlbumTitle);
} else if (key == PKEY_Music_AlbumArtist) {
m_availableMetaDatas.push_back(QMediaMetaData::AlbumArtist);
} else if (key == PKEY_Music_Artist) {
m_availableMetaDatas.push_back(QMediaMetaData::ContributingArtist);
} else if (key == PKEY_Music_Composer) {
m_availableMetaDatas.push_back(QMediaMetaData::Composer);
} else if (key == PKEY_Music_Conductor) {
m_availableMetaDatas.push_back(QMediaMetaData::Conductor);
} else if (key == PKEY_Music_Lyrics) {
m_availableMetaDatas.push_back(QMediaMetaData::Lyrics);
} else if (key == PKEY_Music_Mood) {
m_availableMetaDatas.push_back(QMediaMetaData::Mood);
} else if (key == PKEY_Music_TrackNumber) {
m_availableMetaDatas.push_back(QMediaMetaData::TrackNumber);
} else if (key == PKEY_Music_Genre) {
m_availableMetaDatas.push_back(QMediaMetaData::Genre);
} else if (key == PKEY_ThumbnailStream) {
m_availableMetaDatas.push_back(QMediaMetaData::ThumbnailImage);
} else if (key == PKEY_Video_FrameHeight) {
m_availableMetaDatas.push_back(QMediaMetaData::Resolution);
} else if (key == PKEY_Video_HorizontalAspectRatio) {
m_availableMetaDatas.push_back(QMediaMetaData::PixelAspectRatio);
} else if (key == PKEY_Video_FrameRate) {
m_availableMetaDatas.push_back(QMediaMetaData::VideoFrameRate);
} else if (key == PKEY_Video_EncodingBitrate) {
m_availableMetaDatas.push_back(QMediaMetaData::VideoBitRate);
} else if (key == PKEY_Video_Compression) {
m_availableMetaDatas.push_back(QMediaMetaData::VideoCodec);
} else if (key == PKEY_Video_Director) {
m_availableMetaDatas.push_back(QMediaMetaData::Director);
} else if (key == PKEY_Media_Writer) {
m_availableMetaDatas.push_back(QMediaMetaData::Writer);
} else {
common = false;
//TODO: add more extended keys
}
if (common)
m_commonKeys.push_back(key);
}
} else {
m_content->Release();
m_content = NULL;
}
}
if (!m_content) {
//fallback to Vista approach
IMFMetadataProvider *provider = NULL;
if (SUCCEEDED(MFGetService(mediaSource, MF_METADATA_PROVIDER_SERVICE, IID_PPV_ARGS(&provider)))) {
if (SUCCEEDED(provider->GetMFMetadata(sourcePD, 0, 0, &m_metaData))) {
PROPVARIANT varNames;
PropVariantInit(&varNames);
if (SUCCEEDED(m_metaData->GetAllPropertyNames(&varNames)) && varNames.vt == (VT_VECTOR | VT_LPWSTR)) {
ULONG cElements = varNames.calpwstr.cElems;
for (ULONG i = 0; i < cElements; i++)
{
const WCHAR* sName = varNames.calpwstr.pElems[i];
#ifdef DEBUG_MEDIAFOUNDATION
qDebug() << "metadata: " << QString::fromUtf16(sName);
#endif
if (wcscmp(sName, L"Author") == 0) {
m_availableMetaDatas.push_back(QMediaMetaData::Author);
} else if (wcscmp(sName, L"Title") == 0) {
m_availableMetaDatas.push_back(QMediaMetaData::Title);
} else if (wcscmp(sName, L"Rating") == 0) {
m_availableMetaDatas.push_back(QMediaMetaData::ParentalRating);
} else if (wcscmp(sName, L"Description") == 0) {
m_availableMetaDatas.push_back(QMediaMetaData::Description);
} else if (wcscmp(sName, L"Copyright") == 0) {
m_availableMetaDatas.push_back(QMediaMetaData::Copyright);
//TODO: add more common keys
} else {
m_availableMetaDatas.push_back(QString::fromUtf16(reinterpret_cast<const ushort*>(sName)));
}
m_commonNames.push_back(QString::fromUtf16(reinterpret_cast<const ushort*>(sName)));
}
}
PropVariantClear(&varNames);
} else {
qWarning("Failed to get IMFMetadata");
}
provider->Release();
} else {
qWarning("Failed to get IMFMetadataProvider from source");
}
}
emit metaDataChanged();
emit metaDataAvailableChanged(m_metaData || m_content);
}
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