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-rw-r--r--tdeioslave/audiocd/plugins/flac/Makefile.am13
-rw-r--r--tdeioslave/audiocd/plugins/flac/encoderflac.cpp214
-rw-r--r--tdeioslave/audiocd/plugins/flac/encoderflac.h61
3 files changed, 288 insertions, 0 deletions
diff --git a/tdeioslave/audiocd/plugins/flac/Makefile.am b/tdeioslave/audiocd/plugins/flac/Makefile.am
new file mode 100644
index 00000000..4e693c53
--- /dev/null
+++ b/tdeioslave/audiocd/plugins/flac/Makefile.am
@@ -0,0 +1,13 @@
+INCLUDES = -I$(top_srcdir)/libkcddb -I$(srcdir)/.. $(all_includes)
+
+kde_module_LTLIBRARIES = libaudiocd_encoder_flac.la
+
+libaudiocd_encoder_flac_la_SOURCES = encoderflac.cpp
+
+libaudiocd_encoder_flac_la_LIBADD = $(LIBFLAC) $(LIB_KIO) ../libaudiocdplugins.la
+
+libaudiocd_encoder_flac_la_LDFLAGS = -avoid-version -module -no-undefined $(all_libraries)
+
+pluginsdir = $(kde_datadir)/audiocd/plugins
+
+METASOURCES = AUTO
diff --git a/tdeioslave/audiocd/plugins/flac/encoderflac.cpp b/tdeioslave/audiocd/plugins/flac/encoderflac.cpp
new file mode 100644
index 00000000..ed1c5dde
--- /dev/null
+++ b/tdeioslave/audiocd/plugins/flac/encoderflac.cpp
@@ -0,0 +1,214 @@
+/*
+ Copyright (C) 2004 Allan Sandfeld Jensen <kde@carewolf.com>
+ Copyright (C) 2005 Benjamin Meyer <ben at meyerhome dot net>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+#include "encoderflac.h"
+
+#ifdef HAVE_LIBFLAC
+
+#include <FLAC/format.h>
+#include <FLAC/metadata.h>
+#include <FLAC/stream_encoder.h>
+
+#include <tdeconfig.h>
+#include <kdebug.h>
+
+#if !defined FLAC_API_VERSION_CURRENT || FLAC_API_VERSION_CURRENT < 8
+#define LEGACY_FLAC
+#else
+#undef LEGACY_FLAC
+#endif
+
+extern "C"
+{
+ KDE_EXPORT void create_audiocd_encoders(TDEIO::SlaveBase *slave, TQPtrList<AudioCDEncoder> &encoders)
+ {
+ encoders.append(new EncoderFLAC(slave));
+ }
+}
+
+class EncoderFLAC::Private {
+
+public:
+ FLAC__StreamEncoder *encoder;
+ FLAC__StreamMetadata** metadata;
+ TDEIO::SlaveBase* ioslave;
+ unsigned long data;
+};
+
+#ifdef LEGACY_FLAC
+static FLAC__StreamEncoderWriteStatus WriteCallback(const FLAC__StreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data)
+#else
+static FLAC__StreamEncoderWriteStatus WriteCallback(const FLAC__StreamEncoder *encoder, const FLAC__byte buffer[], size_t bytes, unsigned samples, unsigned current_frame, void *client_data)
+#endif
+{
+ EncoderFLAC::Private *d = (EncoderFLAC::Private*)client_data;
+
+ d->data += bytes;
+
+ TQByteArray output;
+
+ if (bytes) {
+ output.setRawData((const char*)buffer, bytes);
+ d->ioslave->data(output);
+ output.resetRawData((const char*)buffer, bytes);
+ }
+
+ return FLAC__STREAM_ENCODER_WRITE_STATUS_OK;
+}
+
+static void MetadataCallback (const FLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data)
+{
+ // We do not have seekable writeback so we just discard the updated metadata
+
+}
+
+/*
+static FLAC__SeekableStreamEncoderSeekStatus SeekCallback(const FLAC__SeekableStreamEncoder *encoder, FLAC__uint64 absolute_byte_offset, void *client_data)
+{} ; */
+
+
+
+
+EncoderFLAC::EncoderFLAC(TDEIO::SlaveBase *slave) : AudioCDEncoder(slave) {
+ d = new Private();
+ d->ioslave = slave;
+ d->encoder = 0;
+}
+
+EncoderFLAC::~EncoderFLAC() {
+ if (d->encoder) FLAC__stream_encoder_delete(d->encoder);
+ delete d;
+}
+
+bool EncoderFLAC::init(){
+ d->encoder = FLAC__stream_encoder_new();
+ d->metadata = 0;
+ d->data = 0;
+ return true;
+}
+
+void EncoderFLAC::loadSettings() {
+// config->setGroup("FLAC");
+
+}
+
+// Estimate size to be 5/8 of uncompresed size.
+unsigned long EncoderFLAC::size(long time_secs) const {
+ long uncompressed = (time_secs * (44100*2*2));
+ return (uncompressed/8)*5 + 1000;
+}
+
+long EncoderFLAC::readInit(long size) {
+ kdDebug(7117) << "EncoderFLAC::readInit() called"<< endl;
+ d->data = 0;
+#ifdef LEGACY_FLAC
+ FLAC__stream_encoder_set_write_callback(d->encoder, WriteCallback);
+ FLAC__stream_encoder_set_metadata_callback(d->encoder, MetadataCallback);
+ FLAC__stream_encoder_set_client_data(d->encoder, d);
+#endif
+
+ // The options match approximely those of flac compression-level-3
+ FLAC__stream_encoder_set_do_mid_side_stereo(d->encoder, true);
+ FLAC__stream_encoder_set_loose_mid_side_stereo(d->encoder, true); // flac -M
+ FLAC__stream_encoder_set_max_lpc_order(d->encoder, 6); // flac -l6
+ FLAC__stream_encoder_set_min_residual_partition_order(d->encoder, 3);
+ FLAC__stream_encoder_set_max_residual_partition_order(d->encoder, 3); // flac -r3,3
+ FLAC__stream_encoder_set_blocksize(d->encoder, 4608);
+ FLAC__stream_encoder_set_streamable_subset(d->encoder, true);
+ if (size > 0)
+ FLAC__stream_encoder_set_total_samples_estimate(d->encoder, size/4);
+
+#ifdef LEGACY_FLAC
+ if(FLAC__stream_encoder_init(d->encoder) != FLAC__STREAM_ENCODER_OK)
+ ; // really should handle an init failure
+#else
+ if(FLAC__stream_encoder_init_stream(d->encoder, WriteCallback, NULL, NULL, MetadataCallback, d) != FLAC__STREAM_ENCODER_INIT_STATUS_OK)
+ ; // really should handle an init failure
+#endif
+ return d->data;
+}
+
+long EncoderFLAC::read(int16_t * buf, int frames)
+{
+ unsigned long olddata = d->data;
+ FLAC__int32 *buffer = new FLAC__int32[frames*2];
+ for(int i=0; i<frames*2;i++) {
+ buffer[i] = (FLAC__int32)buf[i];
+ }
+
+ bool res = FLAC__stream_encoder_process_interleaved (d->encoder, buffer, frames);
+ delete[] buffer;
+ return d->data - olddata;
+}
+
+long EncoderFLAC::readCleanup()
+{
+ FLAC__stream_encoder_finish(d->encoder);
+// FLAC__stream_encoder_delete(d->encoder);
+ if (d->metadata) {
+ FLAC__metadata_object_delete(d->metadata[0]);
+ delete[] d->metadata;
+ d->metadata = 0;
+ }
+ return 0;
+}
+
+void EncoderFLAC::fillSongInfo( KCDDB::CDInfo info, int track, const TQString &comment )
+{
+ d->metadata = new FLAC__StreamMetadata*[1];
+ d->metadata[0] = FLAC__metadata_object_new(FLAC__METADATA_TYPE_VORBIS_COMMENT);
+// d->metadata[1] = FLAC__metadata_object_new(FLAC__METADATA_TYPE_PADDING);
+// d->metadata[2] = FLAC__metadata_object_new(FLAC__METADATA_TYPE_SEEKTABLE)
+
+ typedef TQPair<TQString, TQVariant> Comment;
+ Comment comments[7] = { Comment("Title", info.trackInfoList[track].get("title")),
+ Comment("Artist", info.get("artist")),
+ Comment("Album", info.get("title")),
+ Comment("Genre", info.get("genre")),
+ Comment("Tracknumber", TQString::number(track+1)),
+ Comment("Comment", comment),
+ Comment("Date", TQString() )};
+ if (info.get("Year").toInt() > 0) {
+ TQDateTime dt(TQDate(info.get("Year").toInt(), 1, 1));
+ comments[6] = Comment("Date", dt.toString(Qt::ISODate));
+ }
+
+ FLAC__StreamMetadata_VorbisComment_Entry entry;
+ TQString field;
+ TQCString cfield;
+ int num_comments = 0;
+
+ for(int i=0; i<7; i++) {
+ if (!comments[i].second.toString().isEmpty()) {
+ field = comments[i].first+"="+comments[i].second.toString();
+ cfield = field.utf8();
+ entry.entry = (FLAC__byte*)tqstrdup(cfield);
+ entry.length = cfield.length();
+ // Insert in vorbiscomment and assign ownership of pointers to FLAC
+ FLAC__metadata_object_vorbiscomment_insert_comment(d->metadata[0], num_comments, entry, false);
+ num_comments++;
+ }
+ }
+
+ FLAC__stream_encoder_set_metadata(d->encoder, d->metadata, 1);
+}
+
+#endif // HAVE_LIBFLAC
+
diff --git a/tdeioslave/audiocd/plugins/flac/encoderflac.h b/tdeioslave/audiocd/plugins/flac/encoderflac.h
new file mode 100644
index 00000000..e563e061
--- /dev/null
+++ b/tdeioslave/audiocd/plugins/flac/encoderflac.h
@@ -0,0 +1,61 @@
+/*
+ Copyright (C) 2004 Allan Sandfeld Jensen <kde@carewolf.com>
+ Copyright (C) 2005 Benjamin Meyer <ben at meyerhome dot net>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+#ifndef ENCODER_FLAC_H
+#define ENCODER_FLAC_H
+
+#include <config.h>
+
+#ifdef HAVE_LIBFLAC
+
+#include <audiocdencoder.h>
+
+/**
+ * FLAC encoder.
+ * This encoder is only enabled when HAVE_LIBFLAC is set.
+ * Check out http://flac.sourceforge.net/ for more information.
+ */
+class EncoderFLAC : public AudioCDEncoder {
+
+public:
+ EncoderFLAC(TDEIO::SlaveBase *slave);
+ ~EncoderFLAC();
+
+ virtual TQString type() const { return "FLAC"; };
+ virtual bool init();
+ virtual void loadSettings();
+ virtual unsigned long size(long time_secs) const;
+ virtual const char * fileType() const { return "flac"; };
+ virtual const char * mimeType() const { return "audio/x-flac"; }
+ virtual void fillSongInfo( KCDDB::CDInfo info, int track, const TQString &comment );
+ virtual long readInit(long size);
+ virtual long read(int16_t * buf, int frames);
+ virtual long readCleanup();
+
+ class Private;
+private:
+ Private * d;
+
+};
+
+#endif // HAVE_FLAC
+
+#endif // ENCODER_FLAC_H
+