diff options
Diffstat (limited to 'src/plugins/gstreamer/camerabin/camerabinaudioencoder.cpp')
| -rw-r--r-- | src/plugins/gstreamer/camerabin/camerabinaudioencoder.cpp | 200 |
1 files changed, 18 insertions, 182 deletions
diff --git a/src/plugins/gstreamer/camerabin/camerabinaudioencoder.cpp b/src/plugins/gstreamer/camerabin/camerabinaudioencoder.cpp index c1e59ff4f..c1f2df916 100644 --- a/src/plugins/gstreamer/camerabin/camerabinaudioencoder.cpp +++ b/src/plugins/gstreamer/camerabin/camerabinaudioencoder.cpp @@ -41,68 +41,14 @@ #include "camerabinaudioencoder.h" #include "camerabincontainer.h" +#include "qgstcodecsinfo.h" #include <QtCore/qdebug.h> CameraBinAudioEncoder::CameraBinAudioEncoder(QObject *parent) - :QAudioEncoderControl(parent) + :QAudioEncoderControl(parent), + m_codecs(QGstCodecsInfo::AudioEncoder) { - QList<QByteArray> codecCandidates; - -#if defined(Q_WS_MAEMO_6) - codecCandidates << "audio/AAC" << "audio/PCM" << "audio/AMR" << "audio/AMR-WB" << "audio/speex" - << "audio/ADPCM" << "audio/iLBC" << "audio/vorbis" << "audio/mpeg" << "audio/FLAC"; - - m_elementNames["audio/AAC"] = "nokiaaacenc"; - m_elementNames["audio/speex"] = "speexenc"; - m_elementNames["audio/PCM"] = "audioresample"; - m_elementNames["audio/AMR"] = "nokiaamrnbenc"; - m_elementNames["audio/AMR-WB"] = "nokiaamrwbenc"; - m_elementNames["audio/ADPCM"] = "nokiaadpcmenc"; - m_elementNames["audio/iLBC"] = "nokiailbcenc"; - m_elementNames["audio/vorbis"] = "vorbisenc"; - m_elementNames["audio/FLAC"] = "flacenc"; - m_elementNames["audio/mpeg"] = "ffenc_mp2"; -#else - codecCandidates << "audio/mpeg" << "audio/vorbis" << "audio/speex" << "audio/GSM" - << "audio/PCM" << "audio/AMR" << "audio/AMR-WB"; - - m_elementNames["audio/mpeg"] = "lamemp3enc"; - m_elementNames["audio/vorbis"] = "vorbisenc"; - m_elementNames["audio/speex"] = "speexenc"; - m_elementNames["audio/GSM"] = "gsmenc"; - m_elementNames["audio/PCM"] = "audioresample"; - m_elementNames["audio/AMR"] = "amrnbenc"; - m_elementNames["audio/AMR-WB"] = "amrwbenc"; - - m_codecOptions["audio/vorbis"] = QStringList() << "min-bitrate" << "max-bitrate"; - m_codecOptions["audio/mpeg"] = QStringList() << "mode"; - m_codecOptions["audio/speex"] = QStringList() << "mode" << "vbr" << "vad" << "dtx"; - m_codecOptions["audio/GSM"] = QStringList(); - m_codecOptions["audio/PCM"] = QStringList(); - m_codecOptions["audio/AMR"] = QStringList(); - m_codecOptions["audio/AMR-WB"] = QStringList(); -#endif - - foreach( const QByteArray& codecName, codecCandidates ) { - QByteArray elementName = m_elementNames[codecName]; - GstElementFactory *factory = gst_element_factory_find(elementName.constData()); - - if (factory) { - m_codecs.append(codecName); - const gchar *descr = gst_element_factory_get_description(factory); - - if (codecName == QByteArray("audio/PCM")) - m_codecDescriptions.insert(codecName, tr("Raw PCM audio")); - else - m_codecDescriptions.insert(codecName, QString::fromUtf8(descr)); - - m_streamTypes.insert(codecName, - CameraBinContainer::supportedStreamTypes(factory, GST_PAD_SRC)); - - gst_object_unref(GST_OBJECT(factory)); - } - } } CameraBinAudioEncoder::~CameraBinAudioEncoder() @@ -111,12 +57,12 @@ CameraBinAudioEncoder::~CameraBinAudioEncoder() QStringList CameraBinAudioEncoder::supportedAudioCodecs() const { - return m_codecs; + return m_codecs.supportedCodecs(); } QString CameraBinAudioEncoder::codecDescription(const QString &codecName) const { - return m_codecDescriptions.value(codecName); + return m_codecs.codecDescription(codecName); } QStringList CameraBinAudioEncoder::supportedEncodingOptions(const QString &codec) const @@ -165,129 +111,19 @@ void CameraBinAudioEncoder::resetActualSettings() m_audioSettings = m_userSettings; } -GstElement *CameraBinAudioEncoder::createEncoder() +GstEncodingProfile *CameraBinAudioEncoder::createProfile() { QString codec = m_audioSettings.codec(); - QByteArray encoderElementName = m_elementNames.value(codec); - GstElement *encoderElement = gst_element_factory_make(encoderElementName.constData(), NULL); - if (!encoderElement) - return 0; - - GstBin * encoderBin = GST_BIN(gst_bin_new("audio-encoder-bin")); - GstElement *capsFilter = gst_element_factory_make("capsfilter", NULL); - - gst_bin_add(encoderBin, capsFilter); - gst_bin_add(encoderBin, encoderElement); - gst_element_link(capsFilter, encoderElement); - - // add ghostpads - GstPad *pad = gst_element_get_static_pad(capsFilter, "sink"); - gst_element_add_pad(GST_ELEMENT(encoderBin), gst_ghost_pad_new("sink", pad)); - gst_object_unref(GST_OBJECT(pad)); - - pad = gst_element_get_static_pad(encoderElement, "src"); - gst_element_add_pad(GST_ELEMENT(encoderBin), gst_ghost_pad_new("src", pad)); - gst_object_unref(GST_OBJECT(pad)); - - if (m_audioSettings.sampleRate() > 0 || m_audioSettings.channelCount() > 0) { - GstCaps *caps = gst_caps_new_empty(); - GstStructure *structure = gst_structure_new("audio/x-raw-int", NULL); - - if (m_audioSettings.sampleRate() > 0) - gst_structure_set(structure, "rate", G_TYPE_INT, m_audioSettings.sampleRate(), NULL ); - - if (m_audioSettings.channelCount() > 0) - gst_structure_set(structure, "channels", G_TYPE_INT, m_audioSettings.channelCount(), NULL ); - - gst_caps_append_structure(caps,structure); - - g_object_set(G_OBJECT(capsFilter), "caps", caps, NULL); - } - - if (encoderElement) { - if (m_audioSettings.encodingMode() == QtMultimediaKit::ConstantQualityEncoding) { - QtMultimediaKit::EncodingQuality qualityValue = m_audioSettings.quality(); - - if (encoderElementName == "lamemp3enc") { - g_object_set(G_OBJECT(encoderElement), "target", 0, NULL); //constant quality mode - qreal quality[] = { - 10.0, //VeryLow - 6.0, //Low - 4.0, //Normal - 2.0, //High - 0.0 //VeryHigh - }; - g_object_set(G_OBJECT(encoderElement), "quality", quality[qualityValue], NULL); - } else if (encoderElementName == "ffenc_mp2") { - int quality[] = { - 8000, //VeryLow - 64000, //Low - 128000, //Normal - 192000, //High - 320000 //VeryHigh - }; - g_object_set(G_OBJECT(encoderElement), "bitrate", quality[qualityValue], NULL); - } else if (codec == QLatin1String("audio/speex")) { - //0-10 range with default 8 - double qualityTable[] = { - 2, //VeryLow - 5, //Low - 8, //Normal - 9, //High - 10 //VeryHigh - }; - g_object_set(G_OBJECT(encoderElement), "quality", qualityTable[qualityValue], NULL); - } else if (codec.startsWith("audio/AMR")) { - int band[] = { - 0, //VeryLow - 2, //Low - 4, //Normal - 6, //High - 7 //VeryHigh - }; - - g_object_set(G_OBJECT(encoderElement), "band-mode", band[qualityValue], NULL); - } - } else { - int bitrate = m_audioSettings.bitRate(); - if (bitrate > 0) { - g_object_set(G_OBJECT(encoderElement), "bitrate", bitrate, NULL); - } - } - - QMap<QString, QVariant> options = m_options.value(codec); - QMapIterator<QString,QVariant> it(options); - while (it.hasNext()) { - it.next(); - QString option = it.key(); - QVariant value = it.value(); - - switch (value.type()) { - case QVariant::Int: - g_object_set(G_OBJECT(encoderElement), option.toAscii(), value.toInt(), NULL); - break; - case QVariant::Bool: - g_object_set(G_OBJECT(encoderElement), option.toAscii(), value.toBool(), NULL); - break; - case QVariant::Double: - g_object_set(G_OBJECT(encoderElement), option.toAscii(), value.toDouble(), NULL); - break; - case QVariant::String: - g_object_set(G_OBJECT(encoderElement), option.toAscii(), value.toString().toUtf8().constData(), NULL); - break; - default: - qWarning() << "unsupported option type:" << option << value; - break; - } - } - } - - return GST_ELEMENT(encoderBin); - -} - - -QSet<QString> CameraBinAudioEncoder::supportedStreamTypes(const QString &codecName) const -{ - return m_streamTypes.value(codecName); + GstCaps *caps; + + if (codec.isEmpty()) + caps = gst_caps_new_any(); + else + caps = gst_caps_from_string(codec.toLatin1()); + + return (GstEncodingProfile *)gst_encoding_audio_profile_new( + caps, + NULL, //preset + NULL, //restriction + 0); //presence } |