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| 1 /* | |
| 2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #if !defined(__has_feature) || !__has_feature(objc_arc) | |
| 12 #error "This file requires ARC support." | |
| 13 #endif | |
| 14 | |
| 15 #include "webrtc/base/refcount.h" | |
| 16 #include "webrtc/base/scoped_ref_ptr.h" | |
| 17 #include "webrtc/modules/video_capture/ios/device_info_ios_objc.h" | |
| 18 #include "webrtc/modules/video_capture/ios/rtc_video_capture_ios_objc.h" | |
| 19 #include "webrtc/system_wrappers/include/trace.h" | |
| 20 | |
| 21 using namespace webrtc; | |
| 22 using namespace videocapturemodule; | |
| 23 | |
| 24 rtc::scoped_refptr<VideoCaptureModule> VideoCaptureImpl::Create( | |
| 25 const int32_t capture_id, | |
| 26 const char* deviceUniqueIdUTF8) { | |
| 27 return VideoCaptureIos::Create(capture_id, deviceUniqueIdUTF8); | |
| 28 } | |
| 29 | |
| 30 VideoCaptureIos::VideoCaptureIos(const int32_t capture_id) | |
| 31 : VideoCaptureImpl(capture_id), is_capturing_(false), id_(capture_id) { | |
| 32 capability_.width = kDefaultWidth; | |
| 33 capability_.height = kDefaultHeight; | |
| 34 capability_.maxFPS = kDefaultFrameRate; | |
| 35 capture_device_ = nil; | |
| 36 } | |
| 37 | |
| 38 VideoCaptureIos::~VideoCaptureIos() { | |
| 39 if (is_capturing_) { | |
| 40 [capture_device_ stopCapture]; | |
| 41 capture_device_ = nil; | |
| 42 } | |
| 43 } | |
| 44 | |
| 45 rtc::scoped_refptr<VideoCaptureModule> VideoCaptureIos::Create( | |
| 46 const int32_t capture_id, | |
| 47 const char* deviceUniqueIdUTF8) { | |
| 48 if (!deviceUniqueIdUTF8[0]) { | |
| 49 return NULL; | |
| 50 } | |
| 51 | |
| 52 rtc::scoped_refptr<VideoCaptureIos> capture_module( | |
| 53 new rtc::RefCountedObject<VideoCaptureIos>(capture_id)); | |
| 54 | |
| 55 const int32_t name_length = strlen(deviceUniqueIdUTF8); | |
| 56 if (name_length > kVideoCaptureUniqueNameLength) | |
| 57 return nullptr; | |
| 58 | |
| 59 capture_module->_deviceUniqueId = new char[name_length + 1]; | |
| 60 strncpy(capture_module->_deviceUniqueId, deviceUniqueIdUTF8, name_length + 1); | |
| 61 capture_module->_deviceUniqueId[name_length] = '\0'; | |
| 62 | |
| 63 capture_module->capture_device_ = | |
| 64 [[RTCVideoCaptureIosObjC alloc] initWithOwner:capture_module | |
| 65 captureId:capture_module->id_]; | |
| 66 if (!capture_module->capture_device_) { | |
| 67 return nullptr; | |
| 68 } | |
| 69 | |
| 70 if (![capture_module->capture_device_ setCaptureDeviceByUniqueId:[ | |
| 71 [NSString alloc] initWithCString:deviceUniqueIdUTF8 | |
| 72 encoding:NSUTF8StringEncoding]]) { | |
| 73 return nullptr; | |
| 74 } | |
| 75 return capture_module; | |
| 76 } | |
| 77 | |
| 78 int32_t VideoCaptureIos::StartCapture( | |
| 79 const VideoCaptureCapability& capability) { | |
| 80 capability_ = capability; | |
| 81 | |
| 82 if (![capture_device_ startCaptureWithCapability:capability]) { | |
| 83 return -1; | |
| 84 } | |
| 85 | |
| 86 is_capturing_ = true; | |
| 87 | |
| 88 return 0; | |
| 89 } | |
| 90 | |
| 91 int32_t VideoCaptureIos::StopCapture() { | |
| 92 if (![capture_device_ stopCapture]) { | |
| 93 return -1; | |
| 94 } | |
| 95 | |
| 96 is_capturing_ = false; | |
| 97 return 0; | |
| 98 } | |
| 99 | |
| 100 bool VideoCaptureIos::CaptureStarted() { return is_capturing_; } | |
| 101 | |
| 102 int32_t VideoCaptureIos::CaptureSettings(VideoCaptureCapability& settings) { | |
| 103 settings = capability_; | |
| 104 settings.rawType = kVideoNV12; | |
| 105 return 0; | |
| 106 } | |
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Chromium Code Reviews
Issue 2309253005:
Unify the macOS and iOS capturer implementations (Closed)
