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Untested version of DRM checking in WMA files

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This commit is contained in:
Lukáš Lalinský 2011-03-29 15:49:24 +02:00
parent 97cd58bc65
commit 7a6647cb99
3 changed files with 19 additions and 1 deletions
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5
taglib/asf/asffile.cpp
View File

@ -69,6 +69,8 @@ static ByteVector extendedContentDescriptionGuid("\x40\xA4\xD0\xD2\x07\xE3\xD2\x
static ByteVector headerExtensionGuid("\xb5\x03\xbf_.\xa9\xcf\x11\x8e\xe3\x00\xc0\x0c Se", 16);
static ByteVector metadataGuid("\xEA\xCB\xF8\xC5\xAF[wH\204g\xAA\214D\xFAL\xCA", 16);
static ByteVector metadataLibraryGuid("\224\034#D\230\224\321I\241A\x1d\x13NEpT", 16);
static ByteVector contentEncryptionGuid("\x22\x11\xB3\xFB\xBD\x23\x11\xD2\xB4\xB7\x00\xA0\xC9\x55\xFC\x6E");
static ByteVector extendedContentEncryptionGuid("\x29\x8A\xE6\x14\x26\x22\x4C\x17\xB9\x35\xDA\xE0\x7E\xE9\x28\x9C");
class ASF::File::BaseObject
{
@ -337,6 +339,9 @@ void ASF::File::HeaderExtensionObject::parse(ASF::File *file, uint /*size*/)
obj = new MetadataLibraryObject();
}
else {
if(guid == contentEncryptionGuid || guid == extendedContentEncryptionGuid) {
file->d->properties->setEncrypted(true);
}
obj = new UnknownObject(guid);
}
obj->parse(file, size);

13
taglib/asf/asfproperties.cpp
View File

@ -38,11 +38,12 @@ using namespace TagLib;
class ASF::Properties::PropertiesPrivate
{
public:
PropertiesPrivate(): length(0), bitrate(0), sampleRate(0), channels(0) {}
PropertiesPrivate(): length(0), bitrate(0), sampleRate(0), channels(0), encrypted(false) {}
int length;
int bitrate;
int sampleRate;
int channels;
bool encrypted;
};
////////////////////////////////////////////////////////////////////////////////
@ -80,6 +81,11 @@ int ASF::Properties::channels() const
return d->channels;
}
bool ASF::Properties::isEncrypted() const
{
return d->encrypted;
}
////////////////////////////////////////////////////////////////////////////////
// private members
////////////////////////////////////////////////////////////////////////////////
@ -104,4 +110,9 @@ void ASF::Properties::setChannels(int length)
d->channels = length;
}
void ASF::Properties::setEncrypted(bool encrypted)
{
d->encrypted = encrypted;
}
#endif

2
taglib/asf/asfproperties.h
View File

@ -54,12 +54,14 @@ namespace TagLib {
virtual int bitrate() const;
virtual int sampleRate() const;
virtual int channels() const;
bool isEncrypted() const;
#ifndef DO_NOT_DOCUMENT
void setLength(int value);
void setBitrate(int value);
void setSampleRate(int value);
void setChannels(int value);
void setEncrypted(bool value);
#endif
private: