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author | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2010-03-01 19:09:31 +0000 |
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committer | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2010-03-01 19:09:31 +0000 |
commit | f2cfda2a54780868dfe0af7bd652fcd4906547da (patch) | |
tree | c6ac23545528f5701818424f2af5f79ce3665e6c /src/metadata/trueaudio/ttaproperties.cpp | |
download | soundkonverter-f2cfda2a54780868dfe0af7bd652fcd4906547da.tar.gz soundkonverter-f2cfda2a54780868dfe0af7bd652fcd4906547da.zip |
Added KDE3 version of SoundKonverter
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/soundkonverter@1097614 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'src/metadata/trueaudio/ttaproperties.cpp')
-rw-r--r-- | src/metadata/trueaudio/ttaproperties.cpp | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/src/metadata/trueaudio/ttaproperties.cpp b/src/metadata/trueaudio/ttaproperties.cpp new file mode 100644 index 0000000..c4f6a29 --- /dev/null +++ b/src/metadata/trueaudio/ttaproperties.cpp @@ -0,0 +1,134 @@ +/*************************************************************************** + copyright : (C) 2006 by Lukáš Lalinský + email : lalinsky@gmail.com + + copyright : (C) 2004 by Allan Sandfeld Jensen + email : kde@carewolf.org + (original MPC implementation) + ***************************************************************************/ + +/*************************************************************************** + * This library is free software; you can redistribute it and/or modify * + * it under the terms of the GNU Lesser General Public License version * + * 2.1 as published by the Free Software Foundation. * + * * + * This library is distributed in the hope that it will be useful, but * + * WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * + * Lesser General Public License for more details. * + * * + * You should have received a copy of the GNU Lesser General Public * + * License along with this library; if not, write to the Free Software * + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, * + * MA 02110-1301 USA * + ***************************************************************************/ + +#include <tstring.h> +#if 0 +#include <tdebug.h> +#endif +#include <bitset> + +#include "ttaproperties.h" +#include "ttafile.h" + +using namespace TagLib; + +class TTA::Properties::PropertiesPrivate +{ +public: + PropertiesPrivate(const ByteVector &d, long length, ReadStyle s) : + data(d), + streamLength(length), + style(s), + version(0), + length(0), + bitrate(0), + sampleRate(0), + channels(0), + bitsPerSample(0) {} + + ByteVector data; + long streamLength; + ReadStyle style; + int version; + int length; + int bitrate; + int sampleRate; + int channels; + int bitsPerSample; +}; + +//////////////////////////////////////////////////////////////////////////////// +// public members +//////////////////////////////////////////////////////////////////////////////// + +TTA::Properties::Properties(const ByteVector &data, long streamLength, ReadStyle style) : AudioProperties(style) +{ + d = new PropertiesPrivate(data, streamLength, style); + read(); +} + +TTA::Properties::~Properties() +{ + delete d; +} + +int TTA::Properties::length() const +{ + return d->length; +} + +int TTA::Properties::bitrate() const +{ + return d->bitrate; +} + +int TTA::Properties::sampleRate() const +{ + return d->sampleRate; +} + +int TTA::Properties::bitsPerSample() const +{ + return d->bitsPerSample; +} + +int TTA::Properties::channels() const +{ + return d->channels; +} + +int TTA::Properties::ttaVersion() const +{ + return d->version; +} + +//////////////////////////////////////////////////////////////////////////////// +// private members +//////////////////////////////////////////////////////////////////////////////// + +void TTA::Properties::read() +{ + if(!d->data.startsWith("TTA")) + return; + + int pos = 3; + + d->version = d->data[pos] - '0'; + pos += 1 + 2; + + d->channels = d->data.mid(pos, 2).toShort(false); + pos += 2; + + d->bitsPerSample = d->data.mid(pos, 2).toShort(false); + pos += 2; + + d->sampleRate = d->data.mid(pos, 4).toUInt(false); + pos += 4; + + unsigned long samples = d->data.mid(pos, 4).toUInt(false); + d->length = samples / d->sampleRate; + + d->bitrate = d->length > 0 ? ((d->streamLength * 8L) / d->length) / 1000 : 0; +} |