mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-09 10:59:39 +00:00
7ab51e85ab
IAudioClient::Stop() doesn't seem to wake up the event handle, then read() or write() could be blocked forever by WaitForSingleObject. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1329>
79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
/*
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* Copyright (C) 2008 Ole André Vadla Ravnås <ole.andre.ravnas@tandberg.com>
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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_WASAPI_SINK_H__
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#define __GST_WASAPI_SINK_H__
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#include "gstwasapiutil.h"
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G_BEGIN_DECLS
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#define GST_TYPE_WASAPI_SINK \
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(gst_wasapi_sink_get_type ())
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#define GST_WASAPI_SINK(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_WASAPI_SINK, GstWasapiSink))
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#define GST_WASAPI_SINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_WASAPI_SINK, GstWasapiSinkClass))
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#define GST_IS_WASAPI_SINK(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_WASAPI_SINK))
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#define GST_IS_WASAPI_SINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_WASAPI_SINK))
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typedef struct _GstWasapiSink GstWasapiSink;
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typedef struct _GstWasapiSinkClass GstWasapiSinkClass;
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struct _GstWasapiSink
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{
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GstAudioSink parent;
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IMMDevice *device;
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IAudioClient *client;
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IAudioRenderClient *render_client;
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HANDLE event_handle;
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HANDLE cancellable;
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/* Client was reset, so it needs to be started again */
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gboolean client_needs_restart;
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/* Actual size of the allocated buffer */
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guint buffer_frame_count;
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/* The mix format that wasapi prefers in shared mode */
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WAVEFORMATEX *mix_format;
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/* The probed caps that we can accept */
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GstCaps *cached_caps;
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/* The channel positions in the data to be written to the device we
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* will pass this to GstAudioRingbuffer so it can to it translate
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* from the native GStreamer channel layout. */
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GstAudioChannelPosition *positions;
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/* properties */
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gint role;
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gint sharemode;
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gboolean mute;
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gboolean low_latency;
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gboolean try_audioclient3;
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wchar_t *device_strid;
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};
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struct _GstWasapiSinkClass
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{
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GstAudioSinkClass parent_class;
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};
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GType gst_wasapi_sink_get_type (void);
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G_END_DECLS
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#endif /* __GST_WASAPI_SINK_H__ */
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