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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et ft=cpp : */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
#include "placeholder_device_info.h"
#include "modules/video_capture/video_capture_factory.h"
namespace mozilla {
PlaceholderDeviceInfo::PlaceholderDeviceInfo(bool aCameraPresent)
: mCameraPresent(aCameraPresent) {}
PlaceholderDeviceInfo::~PlaceholderDeviceInfo() = default;
uint32_t PlaceholderDeviceInfo::NumberOfDevices() { return mCameraPresent; }
int32_t PlaceholderDeviceInfo::Init() { return 0; }
int32_t PlaceholderDeviceInfo::GetDeviceName(
uint32_t aDeviceNumber, char* aDeviceNameUTF8, uint32_t aDeviceNameLength,
char* aDeviceUniqueIdUTF8, uint32_t aDeviceUniqueIdUTF8Length,
char* aProductUniqueIdUTF8, uint32_t aProductUniqueIdUTF8Length,
pid_t* aPid, bool* aDeviceIsPlaceholder) {
// Check whether there is camera device reported by the Camera portal
// When the promise is resolved, it means there is a camera available
// but we have to use a placeholder device.
if (!mCameraPresent) {
return -1;
}
// Making these empty to follow the specs for non-legacy enumeration:
memset(aDeviceNameUTF8, 0, aDeviceNameLength);
memset(aDeviceUniqueIdUTF8, 0, aDeviceUniqueIdUTF8Length);
if (aProductUniqueIdUTF8) {
memset(aProductUniqueIdUTF8, 0, aProductUniqueIdUTF8Length);
}
if (aDeviceIsPlaceholder) {
*aDeviceIsPlaceholder = true;
}
return 0;
}
int32_t PlaceholderDeviceInfo::CreateCapabilityMap(
const char* /*aDeviceUniqueIdUTF8*/) {
return -1;
}
int32_t PlaceholderDeviceInfo::DisplayCaptureSettingsDialogBox(
const char* /*deviceUniqueIdUTF8*/, const char* /*dialogTitleUTF8*/,
void* /*parentWindow*/, uint32_t /*positionX*/, uint32_t /*positionY*/) {
return -1;
}
} // namespace mozilla