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70 lines
2.8 KiB
C
70 lines
2.8 KiB
C
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/*
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* Copyright (C) 2021 Seungha Yang <seungha@centricular.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_MM_DEVICE_ENUMERATOR_H__
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#define __GST_MM_DEVICE_ENUMERATOR_H__
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#include <gst/gst.h>
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#include <mmdeviceapi.h>
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G_BEGIN_DECLS
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#define GST_TYPE_MM_DEVICE_ENUMERATOR (gst_mm_device_enumerator_get_type ())
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G_DECLARE_FINAL_TYPE (GstMMDeviceEnumerator, gst_mm_device_enumerator,
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GST, MM_DEVICE_ENUMERATOR, GstObject);
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typedef struct
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{
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HRESULT (*device_state_changed) (GstMMDeviceEnumerator * enumerator,
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LPCWSTR device_id,
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DWORD new_state,
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gpointer user_data);
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HRESULT (*device_added) (GstMMDeviceEnumerator * enumerator,
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LPCWSTR device_id,
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gpointer user_data);
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HRESULT (*device_removed) (GstMMDeviceEnumerator * provider,
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LPCWSTR device_id,
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gpointer user_data);
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HRESULT (*default_device_changed) (GstMMDeviceEnumerator * provider,
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EDataFlow flow,
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ERole role,
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LPCWSTR default_device_id,
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gpointer user_data);
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HRESULT (*property_value_changed) (GstMMDeviceEnumerator * provider,
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LPCWSTR device_id,
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const PROPERTYKEY key,
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gpointer user_data);
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} GstMMNotificationClientCallbacks;
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GstMMDeviceEnumerator * gst_mm_device_enumerator_new (void);
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IMMDeviceEnumerator * gst_mm_device_enumerator_get_handle (GstMMDeviceEnumerator * enumerator);
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gboolean gst_mm_device_enumerator_set_notification_callback (GstMMDeviceEnumerator * enumerator,
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GstMMNotificationClientCallbacks * callbacks,
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gpointer user_data);
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G_END_DECLS
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#endif /* __GST_MM_DEVICE_ENUMERATOR_H__ */
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