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Diffstat (limited to 'kttsd/players/alsaplayer/alsaplayer.h')
| -rw-r--r-- | kttsd/players/alsaplayer/alsaplayer.h | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/kttsd/players/alsaplayer/alsaplayer.h b/kttsd/players/alsaplayer/alsaplayer.h new file mode 100644 index 0000000..acd465c --- /dev/null +++ b/kttsd/players/alsaplayer/alsaplayer.h @@ -0,0 +1,187 @@ +/***************************************************** vim:set ts=4 sw=4 sts=4: + ALSA player. + ------------------- + Copyright: + (C) 2005 by Gary Cramblitt <garycramblitt@comcast.net> + ------------------- + Original author: Gary Cramblitt <garycramblitt@comcast.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. + ******************************************************************************/ + +#ifndef ALSAPLAYER_H +#define ALSAPLAYER_H + +// System includes. +#include <alsa/asoundlib.h> +#include <sys/poll.h> + +// Qt includes. +#include <qstring.h> +#include <qobject.h> +#include <qthread.h> +#include <qfile.h> +#include <qmutex.h> + +// KDE includes. +#include <config.h> +#include <kdemacros.h> +#include "kdeexportfix.h" +#include <kurl.h> + +// AlsaPlayer includes. +#include "formats.h" +#include "player.h" + +#ifndef LLONG_MAX +#define LLONG_MAX 9223372036854775807LL +#endif + +#define DEFAULT_FORMAT SND_PCM_FORMAT_U8 +#define DEFAULT_SPEED 8000 + +#define FORMAT_DEFAULT -1 +#define FORMAT_RAW 0 +#define FORMAT_VOC 1 +#define FORMAT_WAVE 2 +#define FORMAT_AU 3 + +static snd_pcm_sframes_t (*readi_func)(snd_pcm_t *handle, void *buffer, snd_pcm_uframes_t size); +static snd_pcm_sframes_t (*writei_func)(snd_pcm_t *handle, const void *buffer, snd_pcm_uframes_t size); +static snd_pcm_sframes_t (*readn_func)(snd_pcm_t *handle, void **bufs, snd_pcm_uframes_t size); +static snd_pcm_sframes_t (*writen_func)(snd_pcm_t *handle, void **bufs, snd_pcm_uframes_t size); + +class KDE_EXPORT AlsaPlayer : public Player, QThread +{ + Q_OBJECT + +public: + AlsaPlayer(QObject* parent = 0, const char* name = 0, const QStringList& args=QStringList()); + ~AlsaPlayer(); + + virtual void startPlay(const QString& file); + virtual void pause(); + virtual void stop(); + + virtual void setVolume(float volume = 1.0); + virtual float volume() const; + + virtual bool playing() const; + virtual bool paused() const; + + virtual int totalTime() const; + virtual int currentTime() const; + virtual int position() const; // in this case not really the percent + + virtual void seek(int seekTime); + virtual void seekPosition(int position); + + virtual QStringList getPluginList( const QCString& classname ); + virtual void setSinkName(const QString &sinkName); + + virtual void setDebugLevel(uint level) { m_debugLevel = level; } + virtual void setPeriodSize(uint periodSize) { m_defPeriodSize = periodSize; } + virtual void setPeriods(uint periods) { m_defPeriods = periods; } + +protected: + virtual void run(); + +private slots: + +private: + void init(); + void cleanup(); + void stopAndExit(); + int wait_for_poll(int draining); + + QString timestamp() const; + + ssize_t safe_read(int fd, void *buf, size_t count); + int test_vocfile(void *buffer); + size_t test_wavefile_read(int fd, char *buffer, size_t *size, size_t reqsize, int line); + ssize_t test_wavefile(int fd, char *_buffer, size_t size); + int test_au(int fd, char *buffer); + void set_params(void); + void xrun(); + void suspend(void); + void compute_max_peak(char *data, size_t count); + ssize_t pcm_write(char *data, size_t count); + ssize_t voc_pcm_write(u_char *data, size_t count); + void voc_write_silence(unsigned x); + void voc_pcm_flush(void); + void voc_play(int fd, int ofs, const char *name); + void init_raw_data(void); + off64_t calc_count(void); + void header(int rtype, const char *name); + void playback_go(int fd, size_t loaded, off64_t count, int rtype, const char *name); + void playback(int fd); + + KURL m_currentURL; + float m_currentVolume; + QString m_pcmName; + char* pcm_name; + mutable QMutex m_mutex; + + QFile audiofile; + QString name; + bool canPause; + + snd_pcm_t *handle; + struct { + snd_pcm_format_t format; + unsigned int channels; + unsigned int rate; + } hwdata, rhwdata; + int timelimit; + int file_type; + unsigned int sleep_min; + int open_mode; + snd_pcm_stream_t stream; + int mmap_flag; + int interleaved; + QByteArray audioBuffer; + char *audiobuf; + snd_pcm_uframes_t chunk_size; + snd_pcm_uframes_t period_frames; + unsigned period_time; + unsigned buffer_time; + snd_pcm_uframes_t buffer_size; + int avail_min; + int start_delay; + int stop_delay; + int buffer_pos; + size_t bits_per_sample; + size_t bits_per_frame; + size_t chunk_bytes; + snd_output_t *log; + int fd; + off64_t pbrec_count; + off64_t fdcount; + int vocmajor; + int vocminor; + + int alsa_stop_pipe[2]; /* Pipe for communication about stop requests*/ + int alsa_fd_count; /* Counter of descriptors to poll */ + QByteArray alsa_poll_fds_barray; + struct pollfd *alsa_poll_fds; /* Descriptors to poll */ + unsigned int m_defPeriodSize; + unsigned int m_defPeriods; + unsigned int m_debugLevel; + bool m_simulatedPause; +}; + +#endif // ALSAPLAYER_H + +// vim: sw=4 ts=8 et |