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208 lines
6.7 KiB
C
208 lines
6.7 KiB
C
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/* Jack
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Jack definitions copied from:
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- jack/jack.h
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- jack/types.h
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- jack/transport.h
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Copyright (C) 2001 Paul Davis
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Copyright (C) 2003 Jack O'Quin
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Copyright (C) 2004 Jack O'Quin
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _GST_JACK_WRAPPER_H_
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#define _GST_JACK_WRAPPER_H_
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#include <stdint.h>
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#include <gst/gst.h>
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#include "gstjackloader.h"
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G_BEGIN_DECLS
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typedef uint32_t jack_nframes_t;
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typedef struct _jack_client jack_client_t;
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typedef struct _jack_port jack_port_t;
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typedef struct _jack_position jack_position_t;
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typedef struct _jack_latency_range jack_latency_range_t;
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typedef void (* JackShutdownCallback) (void *arg);
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typedef int (* JackProcessCallback) (jack_nframes_t nframes, void *arg);
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typedef int (* JackBufferSizeCallback) (jack_nframes_t nframes, void *arg);
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typedef int (* JackSampleRateCallback) (jack_nframes_t nframes, void *arg);
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#define JACK_DEFAULT_AUDIO_TYPE "32 bit float mono audio"
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struct _jack_latency_range
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{
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jack_nframes_t min;
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jack_nframes_t max;
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};
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enum JackLatencyCallbackMode {
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JackCaptureLatency,
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JackPlaybackLatency
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};
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typedef enum JackLatencyCallbackMode jack_latency_callback_mode_t;
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enum JackOptions {
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JackNullOption = 0x00,
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JackNoStartServer = 0x01,
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JackUseExactName = 0x02,
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JackServerName = 0x04,
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JackLoadName = 0x08,
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JackLoadInit = 0x10,
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JackSessionID = 0x20
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};
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typedef enum JackOptions jack_options_t;
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enum JackStatus {
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JackFailure = 0x01,
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JackInvalidOption = 0x02,
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JackNameNotUnique = 0x04,
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JackServerStarted = 0x08,
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JackServerFailed = 0x10,
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JackServerError = 0x20,
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JackNoSuchClient = 0x40,
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JackLoadFailure = 0x80,
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JackInitFailure = 0x100,
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JackShmFailure = 0x200,
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JackVersionError = 0x400,
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/*
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* BackendError
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*/
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JackBackendError = 0x800,
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/*
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* Client is being shutdown against its will
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*/
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JackClientZombie = 0x1000
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};
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typedef enum JackStatus jack_status_t;
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typedef float jack_default_audio_sample_t;
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enum JackPortFlags {
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JackPortIsInput = 0x1,
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JackPortIsOutput = 0x2,
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JackPortIsPhysical = 0x4,
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JackPortCanMonitor = 0x8,
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JackPortIsTerminal = 0x10
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};
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typedef enum {
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/* the order matters for binary compatibility */
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JackTransportStopped = 0, /* Transport halted */
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JackTransportRolling = 1, /* Transport playing */
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JackTransportLooping = 2, /* For OLD_TRANSPORT, now ignored */
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JackTransportStarting = 3, /* Waiting for sync ready */
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JackTransportNetStarting = 4, /* Waiting for sync ready on the network*/
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} jack_transport_state_t;
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gboolean gst_jack_load_library (void);
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//
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// jack/jack.h
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//
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jack_client_t * gst_jack_client_open (const char *client_name,
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jack_options_t options,
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jack_status_t *status, ...);
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jack_client_t * gst_jack_client_new (const char *client_name) ;
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int gst_jack_client_close (jack_client_t *client);
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int gst_jack_activate (jack_client_t *client);
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int gst_jack_deactivate (jack_client_t *client);
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void gst_jack_on_shutdown (jack_client_t * client,
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JackShutdownCallback shutdown_callback,
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void *arg);
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int gst_jack_set_process_callback (jack_client_t * client,
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JackProcessCallback process_callback,
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void *arg);
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int gst_jack_set_buffer_size_callback (jack_client_t *client,
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JackBufferSizeCallback bufsize_callback,
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void *arg);
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int gst_jack_set_sample_rate_callback (jack_client_t * client,
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JackSampleRateCallback srate_callback, void *arg);
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int gst_jack_set_buffer_size (jack_client_t * client, jack_nframes_t nframes);
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jack_nframes_t gst_jack_get_sample_rate (jack_client_t * client);
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jack_nframes_t gst_jack_get_buffer_size (jack_client_t * client);
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jack_port_t * gst_jack_port_register (jack_client_t *client,
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const char *port_name,
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const char *port_type,
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unsigned long flags,
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unsigned long buffer_size);
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int gst_jack_port_unregister (jack_client_t *client, jack_port_t *port);
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void * gst_jack_port_get_buffer (jack_port_t* port, jack_nframes_t nframes);
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const char * gst_jack_port_name (const jack_port_t* port);
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int gst_jack_port_flags (const jack_port_t*port);
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int gst_jack_connect (jack_client_t * client,
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const char *source_port,
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const char *destination_port);
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void gst_jack_port_get_latency_range (jack_port_t* port,
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jack_latency_callback_mode_t mode,
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jack_latency_range_t * range);
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const char ** gst_jack_get_ports (jack_client_t *client,
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const char *port_name_pattern,
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const char *type_name_pattern,
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unsigned long flags);
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jack_port_t * gst_jack_port_by_name (jack_client_t * client,
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const char *port_name);
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void gst_jack_set_error_function (void (*func)(const char *));
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void gst_jack_set_info_function (void (*func)(const char *));
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void gst_jack_free (void* ptr);
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//
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// jack/transport.h
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//
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void gst_jack_transport_start (jack_client_t *client);
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void gst_jack_transport_stop (jack_client_t *client);
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jack_transport_state_t gst_jack_transport_query (const jack_client_t *client,
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jack_position_t *pos);
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G_END_DECLS
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#endif // _GST_JACK_UTIL_H_
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