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2f9fa71ab3
Similar to wasapi/wasapi2 plugins on Windows, adding low-latency option so that jack element can optimize GstAudioRingBufferSpec setting for low latency. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/1034>
88 lines
3 KiB
C
88 lines
3 KiB
C
/* GStreamer
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* Copyright (C) 2008 Tristan Matthews <tristan@sat.qc.ca>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Alternatively, the contents of this file may be used under the
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* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
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* which case the following provisions apply instead of the ones
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* mentioned above:
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_JACK_AUDIO_SRC_H__
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#define __GST_JACK_AUDIO_SRC_H__
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#include <jack/jack.h>
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#include <gst/gst.h>
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#include <gst/audio/gstaudiosrc.h>
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#include "gstjackaudioclient.h"
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#include "gstjack.h"
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G_BEGIN_DECLS
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#define GST_TYPE_JACK_AUDIO_SRC (gst_jack_audio_src_get_type())
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G_DECLARE_FINAL_TYPE (GstJackAudioSrc, gst_jack_audio_src,
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GST, JACK_AUDIO_SRC, GstAudioBaseSrc)
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struct _GstJackAudioSrc
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{
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GstAudioBaseSrc src;
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/*< private >*/
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/* cached caps */
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GstCaps *caps;
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/* properties */
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GstJackConnect connect;
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gchar *server;
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jack_client_t *jclient;
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gchar *client_name;
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gchar *port_pattern;
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guint transport;
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gboolean low_latency;
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/* our client */
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GstJackAudioClient *client;
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/* our ports */
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jack_port_t **ports;
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int port_count;
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sample_t **buffers;
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};
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G_END_DECLS
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#endif /* __GST_JACK_AUDIO_SRC_H__ */
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