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/*
* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#if !defined(__has_feature) || !__has_feature(objc_arc)
# error "This file requires ARC support."
#endif
#include "device_info_objc.h"
#include "rtc_video_capture_objc.h"
#include "rtc_base/ref_counted_object.h"
#include "api/scoped_refptr.h"
#include "video_capture_avfoundation.h"
#include "mozilla/StaticPrefs_media.h"
using namespace mozilla;
using namespace webrtc;
using namespace videocapturemodule;
rtc::scoped_refptr<VideoCaptureModule> VideoCaptureImpl::Create(const char* deviceUniqueIdUTF8) {
if (StaticPrefs::media_getusermedia_camera_macavf_enabled_AtStartup()) {
return VideoCaptureAvFoundation::Create(deviceUniqueIdUTF8);
}
return VideoCaptureIos::Create(deviceUniqueIdUTF8);
}
VideoCaptureIos::VideoCaptureIos() : is_capturing_(false) {
capability_.width = kDefaultWidth;
capability_.height = kDefaultHeight;
capability_.maxFPS = kDefaultFrameRate;
capture_device_ = nil;
}
VideoCaptureIos::~VideoCaptureIos() {
if (is_capturing_) {
[capture_device_ stopCapture];
capture_device_ = nil;
}
}
rtc::scoped_refptr<VideoCaptureModule> VideoCaptureIos::Create(const char* deviceUniqueIdUTF8) {
if (!deviceUniqueIdUTF8[0]) {
return NULL;
}
rtc::scoped_refptr<VideoCaptureIos> capture_module(new rtc::RefCountedObject<VideoCaptureIos>());
const int32_t name_length = strlen(deviceUniqueIdUTF8);
if (name_length >= kVideoCaptureUniqueNameLength) return nullptr;
capture_module->_deviceUniqueId = new char[name_length + 1];
strncpy(capture_module->_deviceUniqueId, deviceUniqueIdUTF8, name_length + 1);
capture_module->_deviceUniqueId[name_length] = '\0';
capture_module->capture_device_ =
[[RTCVideoCaptureIosObjC alloc] initWithOwner:capture_module.get()];
if (!capture_module->capture_device_) {
return nullptr;
}
if (![capture_module->capture_device_
setCaptureDeviceByUniqueId:[[NSString alloc] initWithCString:deviceUniqueIdUTF8
encoding:NSUTF8StringEncoding]]) {
return nullptr;
}
return capture_module;
}
int32_t VideoCaptureIos::StartCapture(const VideoCaptureCapability& capability) {
capability_ = capability;
if (![capture_device_ startCaptureWithCapability:capability]) {
return -1;
}
is_capturing_ = true;
return 0;
}
int32_t VideoCaptureIos::StopCapture() {
if (![capture_device_ stopCapture]) {
return -1;
}
is_capturing_ = false;
return 0;
}
bool VideoCaptureIos::CaptureStarted() { return is_capturing_; }
int32_t VideoCaptureIos::CaptureSettings(VideoCaptureCapability& settings) {
settings = capability_;
settings.videoType = VideoType::kNV12;
return 0;
}
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