Mercurial > hg > svcore
comparison data/fileio/OggVorbisFileReader.cpp @ 316:3a6725f285d6
* Make RemoteFile far more pervasive, and use it for local files as well
so that we can handle both transparently. Make it shallow copy with
reference counting, so it can be used by value without having to worry
about the cache file lifetime. Use RemoteFile for MainWindow file-open
functions, etc
author | Chris Cannam |
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date | Thu, 18 Oct 2007 15:31:20 +0000 |
parents | c022976d18e8 |
children | c324d410b096 |
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315:96ef9746c560 | 316:3a6725f285d6 |
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30 #include <QFileInfo> | 30 #include <QFileInfo> |
31 #include <QProgressDialog> | 31 #include <QProgressDialog> |
32 | 32 |
33 static int instances = 0; | 33 static int instances = 0; |
34 | 34 |
35 OggVorbisFileReader::OggVorbisFileReader(QString path, | 35 OggVorbisFileReader::OggVorbisFileReader(RemoteFile source, |
36 DecodeMode decodeMode, | 36 DecodeMode decodeMode, |
37 CacheMode mode, | 37 CacheMode mode, |
38 size_t targetRate) : | 38 size_t targetRate) : |
39 CodedAudioFileReader(mode, targetRate), | 39 CodedAudioFileReader(mode, targetRate), |
40 m_path(path), | 40 m_source(source), |
41 m_path(source.getLocalFilename()), | |
41 m_progress(0), | 42 m_progress(0), |
42 m_fileSize(0), | 43 m_fileSize(0), |
43 m_bytesRead(0), | 44 m_bytesRead(0), |
44 m_commentsRead(false), | 45 m_commentsRead(false), |
45 m_cancelled(false), | 46 m_cancelled(false), |
47 m_decodeThread(0) | 48 m_decodeThread(0) |
48 { | 49 { |
49 m_channelCount = 0; | 50 m_channelCount = 0; |
50 m_fileRate = 0; | 51 m_fileRate = 0; |
51 | 52 |
52 std::cerr << "OggVorbisFileReader::OggVorbisFileReader(" << path.toLocal8Bit().data() << "): now have " << (++instances) << " instances" << std::endl; | 53 std::cerr << "OggVorbisFileReader::OggVorbisFileReader(" << m_path.toLocal8Bit().data() << "): now have " << (++instances) << " instances" << std::endl; |
53 | 54 |
54 Profiler profiler("OggVorbisFileReader::OggVorbisFileReader", true); | 55 Profiler profiler("OggVorbisFileReader::OggVorbisFileReader", true); |
55 | 56 |
56 QFileInfo info(path); | 57 QFileInfo info(m_path); |
57 m_fileSize = info.size(); | 58 m_fileSize = info.size(); |
58 | 59 |
59 if (!(m_oggz = oggz_open(path.toLocal8Bit().data(), OGGZ_READ))) { | 60 if (!(m_oggz = oggz_open(m_path.toLocal8Bit().data(), OGGZ_READ))) { |
60 m_error = QString("File %1 is not an OGG file.").arg(path); | 61 m_error = QString("File %1 is not an OGG file.").arg(m_path); |
61 return; | 62 return; |
62 } | 63 } |
63 | 64 |
64 FishSoundInfo fsinfo; | 65 FishSoundInfo fsinfo; |
65 m_fishSound = fish_sound_new(FISH_SOUND_DECODE, &fsinfo); | 66 m_fishSound = fish_sound_new(FISH_SOUND_DECODE, &fsinfo); |
68 oggz_set_read_callback(m_oggz, -1, readPacket, this); | 69 oggz_set_read_callback(m_oggz, -1, readPacket, this); |
69 | 70 |
70 if (decodeMode == DecodeAtOnce) { | 71 if (decodeMode == DecodeAtOnce) { |
71 | 72 |
72 m_progress = new QProgressDialog | 73 m_progress = new QProgressDialog |
73 (QObject::tr("Decoding %1...").arg(QFileInfo(path).fileName()), | 74 (QObject::tr("Decoding %1...").arg(QFileInfo(m_path).fileName()), |
74 QObject::tr("Stop"), 0, 100); | 75 QObject::tr("Stop"), 0, 100); |
75 m_progress->hide(); | 76 m_progress->hide(); |
76 | 77 |
77 while (oggz_read(m_oggz, 1024) > 0); | 78 while (oggz_read(m_oggz, 1024) > 0); |
78 | 79 |
199 OggVorbisFileReader::getSupportedExtensions(std::set<QString> &extensions) | 200 OggVorbisFileReader::getSupportedExtensions(std::set<QString> &extensions) |
200 { | 201 { |
201 extensions.insert("ogg"); | 202 extensions.insert("ogg"); |
202 } | 203 } |
203 | 204 |
205 bool | |
206 OggVorbisFileReader::supportsExtension(QString extension) | |
207 { | |
208 std::set<QString> extensions; | |
209 getSupportedExtensions(extensions); | |
210 return (extensions.find(extension.toLower()) != extensions.end()); | |
211 } | |
212 | |
213 bool | |
214 OggVorbisFileReader::supportsContentType(QString type) | |
215 { | |
216 return (type == "application/ogg"); | |
217 } | |
218 | |
219 bool | |
220 OggVorbisFileReader::supports(RemoteFile &source) | |
221 { | |
222 return (supportsExtension(source.getExtension()) || | |
223 supportsContentType(source.getContentType())); | |
224 } | |
225 | |
204 #endif | 226 #endif |
205 #endif | 227 #endif |