| /* Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| /* From dev/ppb_device_ref_dev.idl modified Mon Jan 09 12:04:09 2017. */ |
| |
| #ifndef PPAPI_C_DEV_PPB_DEVICE_REF_DEV_H_ |
| #define PPAPI_C_DEV_PPB_DEVICE_REF_DEV_H_ |
| |
| #include "ppapi/c/pp_bool.h" |
| #include "ppapi/c/pp_macros.h" |
| #include "ppapi/c/pp_resource.h" |
| #include "ppapi/c/pp_stdint.h" |
| #include "ppapi/c/pp_var.h" |
| |
| #define PPB_DEVICEREF_DEV_INTERFACE_0_1 "PPB_DeviceRef(Dev);0.1" |
| #define PPB_DEVICEREF_DEV_INTERFACE PPB_DEVICEREF_DEV_INTERFACE_0_1 |
| |
| /** |
| * @file |
| * This file defines the <code>PPB_DeviceRef_Dev</code> interface. |
| */ |
| |
| |
| /** |
| * @addtogroup Typedefs |
| * @{ |
| */ |
| /** |
| * Defines the callback type to receive device change notifications for |
| * <code>PPB_AudioInput_Dev.MonitorDeviceChange()</code> and |
| * <code>PPB_VideoCapture_Dev.MonitorDeviceChange()</code>. |
| * |
| * @param[inout] user_data The opaque pointer that the caller passed into |
| * <code>MonitorDeviceChange()</code>. |
| * @param[in] device_count How many devices in the array. |
| * @param[in] devices An array of <code>PPB_DeviceRef_Dev</code>. Please note |
| * that the ref count of the elements is not increased on behalf of the plugin. |
| */ |
| typedef void (*PP_MonitorDeviceChangeCallback)(void* user_data, |
| uint32_t device_count, |
| const PP_Resource devices[]); |
| /** |
| * @} |
| */ |
| |
| /** |
| * @addtogroup Enums |
| * @{ |
| */ |
| /** |
| * Device types. |
| */ |
| typedef enum { |
| PP_DEVICETYPE_DEV_INVALID = 0, |
| PP_DEVICETYPE_DEV_AUDIOCAPTURE = 1, |
| PP_DEVICETYPE_DEV_VIDEOCAPTURE = 2, |
| PP_DEVICETYPE_DEV_AUDIOOUTPUT = 3, |
| PP_DEVICETYPE_DEV_MAX = PP_DEVICETYPE_DEV_AUDIOOUTPUT |
| } PP_DeviceType_Dev; |
| PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_DeviceType_Dev, 4); |
| /** |
| * @} |
| */ |
| |
| /** |
| * @addtogroup Interfaces |
| * @{ |
| */ |
| struct PPB_DeviceRef_Dev_0_1 { |
| /** |
| * Determines if the provided resource is a device reference. |
| * |
| * @param[in] resource A <code>PP_Resource</code> corresponding to a generic |
| * resource. |
| * |
| * @return A <code>PP_Bool</code> that is <code>PP_TRUE</code> if the given |
| * resource is a device reference, otherwise <code>PP_FALSE</code>. |
| */ |
| PP_Bool (*IsDeviceRef)(PP_Resource resource); |
| /** |
| * Gets the device type. |
| * |
| * @param[in] device_ref A <code>PP_Resource</code> corresponding to a device |
| * reference. |
| * |
| * @return A <code>PP_DeviceType_Dev</code> value. |
| */ |
| PP_DeviceType_Dev (*GetType)(PP_Resource device_ref); |
| /** |
| * Gets the device name. |
| * |
| * @param[in] device_ref A <code>PP_Resource</code> corresponding to a device |
| * reference. |
| * |
| * @return A <code>PP_Var</code> of type <code>PP_VARTYPE_STRING</code> |
| * containing the name of the device if successful; a <code>PP_Var</code> of |
| * type <code>PP_VARTYPE_UNDEFINED</code> if failed. |
| */ |
| struct PP_Var (*GetName)(PP_Resource device_ref); |
| }; |
| |
| typedef struct PPB_DeviceRef_Dev_0_1 PPB_DeviceRef_Dev; |
| /** |
| * @} |
| */ |
| |
| #endif /* PPAPI_C_DEV_PPB_DEVICE_REF_DEV_H_ */ |
| |