diff options
Diffstat (limited to 'tdeioslave/audiocd/plugins/wav/encodercda.cpp')
-rw-r--r-- | tdeioslave/audiocd/plugins/wav/encodercda.cpp | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/tdeioslave/audiocd/plugins/wav/encodercda.cpp b/tdeioslave/audiocd/plugins/wav/encodercda.cpp new file mode 100644 index 00000000..ef8522d9 --- /dev/null +++ b/tdeioslave/audiocd/plugins/wav/encodercda.cpp @@ -0,0 +1,67 @@ +/* + Copyright (C) 2000 Rik Hemsley (rikkus) <rik@kde.org> + Copyright (C) 2000, 2001, 2002 Michael Matz <matz@kde.org> + Copyright (C) 2001 Carsten Duvenhorst <duvenhorst@m2.uni-hannover.de> + Copyright (C) 2001 Adrian Schroeter <adrian@suse.de> + Copyright (C) 2003 Richard Lärkäng <richard@goteborg.utfors.se> + Copyright (C) 2003 Scott Wheeler <wheeler@kde.org> + Copyright (C) 2004, 2005 Benjamin Meyer <ben at meyerhome dot net> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +*/ + +#include "encodercda.h" + +class EncoderCda::Private +{ + public: + +}; + +unsigned long EncoderCda::size(long time_secs) const { + //return (time_secs * (44100 * 2 * 16))/8; + return (time_secs) * 176400; +} + +const char * EncoderCda::mimeType() const { + return "audio/x-cda"; +} + +// Remove this by calculating CD_FRAMESIZE_RAW from the frames +extern "C" +{ + #include <cdda_interface.h> +} + +inline int16_t swap16 (int16_t i) +{ + return (((i >> 8) & 0xFF) | ((i << 8) & 0xFF00)); +} + +long EncoderCda::read(int16_t * buf, int frames){ + TQByteArray output; + int16_t i16 = 1; + /* WAV is defined to be little endian, so we need to swap it + on big endian platforms. */ + if (((char*)&i16)[0] == 0) + for (int i=0; i < 2 * frames; i++) + buf[i] = swap16 (buf[i]); + char * cbuf = reinterpret_cast<char *>(buf); + output.setRawData(cbuf, CD_FRAMESIZE_RAW); + ioslave->data(output); + output.resetRawData(cbuf, CD_FRAMESIZE_RAW); + return CD_FRAMESIZE_RAW; +} + |