Agora RTC Objective-C API Reference Refactor

NGIAgoraExtensionScreenSource.h
Go to the documentation of this file.
1 //
2 // Agora SDK
3 //
4 // Copyright (c) 2021 Agora.io. All rights reserved.
5 //
6
7 #pragma once // NOLINT(build/header_guard)
8
9 #include "AgoraBase.h"
10 #include "IAgoraLog.h"
11 #include "AgoraRefPtr.h"
12 #include "NGIAgoraVideoFrame.h"
13 #include "AgoraMediaBase.h"
14 #if defined(WEBRTC_IOS)
15 #include <coreVideo/CVPixelBuffer.h>
16 #endif
17 namespace agora {
18 namespace rtc {
19
20 struct ScreenCaptureProfilingStatistics {
21 int capture_type;
22 uint32_t captured_frame_width;
23 uint32_t captured_frame_height;
24 uint32_t total_captured_frames;
25 uint64_t per_frame_cap_time_ms;
26 uint64_t per_capture_cpu_cycles;
27 bool capture_mouse_cursor;
28 uint32_t target_fps;
29 uint32_t real_capture_fps;
30 uint32_t capture_out_fps;
31 uint32_t drop_fps;
32
33 ScreenCaptureProfilingStatistics()
34 : capture_type(-1), captured_frame_width(0), captured_frame_height(0),
35 total_captured_frames(0), per_frame_cap_time_ms(0),
36 per_capture_cpu_cycles(0), capture_mouse_cursor(true),
37 target_fps(0), real_capture_fps(0),
38 capture_out_fps(0), drop_fps(0) {}
39 };
40
41 class IScreenCaptureSource : public RefCountInterface {
42 public:
43 class Control : public RefCountInterface {
44 public:
45 virtual int postEvent(const char* key, const char* value) = 0;
46 virtual void printLog(commons::LOG_LEVEL level, const char* format, ...) = 0;
47 virtual void printLog(commons::LOG_LEVEL level, const char* fromat, va_list) = 0;
48 virtual int pushAudioFrame(const media::IAudioFrameObserver::AudioFrame& captured_frame) = 0;
49 virtual bool timeToPushVideo() = 0;
50 virtual int pushVideoFrame(const agora::agora_refptr<IVideoFrame>& captured_frame) = 0;
51 virtual agora::agora_refptr<IVideoFrameMemoryPool> getMemoryPool() = 0;
52 #if defined(WEBRTC_IOS)
53 virtual int pushVideoFrame(CVPixelBufferRef pixelBuffer, int64_t timestamp_ms, uint32_t rotation) = 0;
54 #endif
55 #if defined(WEBRTC_WIN)
56 virtual void recycleVideoCache() = 0;
57 #endif
58 };
59
60 struct AudioCaptureConfig {
61 uint32_t volume;
62 int sample_rate_hz;
63 int num_channels;
64 AudioCaptureConfig() : volume(0), sample_rate_hz(0), num_channels(0) {}
65 };
66
67 #if defined (__ANDROID__) || (defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE) || defined(__OHOS__)
68 struct VideoCaptureConfig {
69 agora::rtc::VideoDimensions dimensions;
70 int frameRate;
71 VideoCaptureConfig()
72 : dimensions(640, 360), frameRate(15) {}
73 };
74 #else
75 struct VideoCaptureConfig {
76 #if !defined(__linux__)
77 enum class CapturerMode {
78 kUnspecified = 0,
79 // Mac only
80 kScreenCaptureKit = 10,
81 kCoreGraphic = 11,
82 kAVFoundation = 12,
83 };
84 #endif
85
86 enum CaptureType {
87 CaptureWindow,
88 CaptureScreen,
89 };
90 CaptureType type;
91 Rectangle screen_rect;
92 Rectangle region_offset;
93 int64_t display_id;
94 view_t window_id;
95
96 bool window_focused;
97
98 // Mac only
99 bool disable_avf;
100 bool disable_frame_transparent_check;
101 #if !defined(__linux__)
102 CapturerMode capturerMode = CapturerMode::kUnspecified;
103
104 bool captureAudio = false;
105 int audio_channel_count = 2;
106 int audio_sample_rate = 48000;
107 bool excludeCurrentProcessAudio = true;
108 #endif
109
110 VideoCaptureConfig()
111 : type(CaptureScreen), screen_rect(), region_offset(), display_id(0), window_id(NULL), window_focused(false), disable_avf(false), disable_frame_transparent_check(false) { }
112 };
113 #endif
114
115 struct ScreenSourceListOption {
116 int thumb_width;
117 int thumb_height;
118 int icon_width;
119 int icon_height;
120 bool include_screen;
121 bool unfiltered;
122 bool unskip_system_window;
123 bool ignore_unresponsive;
124
125 #if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
126 enum class ApiType {
127 kUnspecified = 0,
128 kCGDisplay = 1,
129 kNSScreen = 2
130 };
131 ApiType api_type = ApiType::kUnspecified;
132 #endif
133 };
134
135 enum CaptureMode {
136 kPull, // SDK needs to poll the captured frame actively
137 kPush // Capture source pushes the captured frame to sdk
138 };
139
140
141 virtual ~IScreenCaptureSource() {}
142
143 virtual int initializeCapture(const agora_refptr<Control>& control) = 0;
144
145 virtual int initVideo(const VideoCaptureConfig& config) = 0;
146 // Start video capture interface for desktop capturing
147 virtual int startVideoCapture(const VideoCaptureConfig& config) = 0;
148 virtual int stopVideoCapture() = 0;
149 virtual int stopVideoCaptureAsync() = 0;
150
151 virtual CaptureMode getVideoCaptureMode() = 0;
152
153 // Implementation of the following interfaces are not mandatory
154 virtual bool isAudioCaptureSupported() {
155 return false;
156 }
157 virtual int startAudioCapture(const AudioCaptureConfig& config) {
158 return -ERR_NOT_SUPPORTED;
159 }
160 virtual int stopAudioCapture() {
161 return -ERR_NOT_SUPPORTED;
162 }
163 virtual int setAudioVolume(uint32_t volume) {
164 return -ERR_NOT_SUPPORTED;
165 }
166 virtual int setFrameRate(int fps) {
167 return -ERR_NOT_SUPPORTED;
168 }
169
170 virtual int setScreenCaptureDimensions(const agora::rtc::VideoDimensions& dimensions) {
171 return -ERR_NOT_SUPPORTED;
172 }
173 virtual int updateCaptureRegion(const agora::rtc::Rectangle& captureRegion) {
174 return -ERR_NOT_SUPPORTED;
175 }
176 virtual int setExcludeWindowList(void* const * handles, int count) {
177 return -ERR_NOT_SUPPORTED;
178 }
179 virtual int captureMouseCursor(bool capture) {
180 return -ERR_NOT_SUPPORTED;
181 }
182 virtual int capture(agora::agora_refptr<IVideoFrame>& frame) {
183 return -ERR_NOT_SUPPORTED;
184 }
185 virtual int getProfilingStats(ScreenCaptureProfilingStatistics& stats) {
186 return -ERR_NOT_SUPPORTED;
187 }
188 virtual int getScreenDimensions(int& width, int& height) {
189 return ERR_NOT_SUPPORTED;
190 }
191 virtual int setProperty(const char* key, const char* json_value) {
192 return -ERR_NOT_SUPPORTED;
193 }
194 virtual int setCustomContext(const char* key, const void* context) {
195 return -ERR_NOT_SUPPORTED;
196 }
197 virtual int getProperty(const char* key, char* json_value, int& length) {
198 return -ERR_NOT_SUPPORTED;
199 }
200 virtual int setHighLight(bool isHighLight, unsigned int color, int width) {
201 return -ERR_NOT_SUPPORTED;
202 }
203 virtual int setContentType(int contentType) {
204 return -ERR_NOT_SUPPORTED;
205 }
206 virtual void* getCustomContext(const char* key) {
207 return NULL;
208 }
209 virtual void* getScreenCaptureSources(const ScreenSourceListOption& option) {
210 return NULL;
211 }
212 virtual void setFrameCopy(bool frameCopy) {};
213 #if defined(WEBRTC_ANDROID) && !defined(RTC_EXCLUDE_JAVA)
214 virtual void setSmoothCapture(bool smoothCapture) {};
215 virtual void setResetVitualDisplay(bool reset) {};
216 #endif
217 #if defined(WEBRTC_ANDROID)
218 virtual int setExternalMediaProjection(void* mediaProjection) {
219 return -ERR_NOT_SUPPORTED;
220 }
221 #endif
222 };
223
224 } // namespace rtc
225 } // namespace agora
agora::rtc::IScreenCaptureSource::updateCaptureRegion
virtual int updateCaptureRegion(const agora::rtc::Rectangle &captureRegion)
Definition: NGIAgoraExtensionScreenSource.h:173
agora::rtc::IScreenCaptureSource::getProfilingStats
virtual int getProfilingStats(ScreenCaptureProfilingStatistics &stats)
Definition: NGIAgoraExtensionScreenSource.h:185
agora::rtc::ScreenCaptureProfilingStatistics
Definition: NGIAgoraExtensionScreenSource.h:20
agora::rtc::IScreenCaptureSource::startVideoCapture
virtual int startVideoCapture(const VideoCaptureConfig &config)=0
agora::rtc::ScreenCaptureProfilingStatistics::captured_frame_height
uint32_t captured_frame_height
Definition: NGIAgoraExtensionScreenSource.h:23
AgoraBase.h
agora::agora_refptr
Definition: AgoraRefPtr.h:44
agora::rtc::IScreenCaptureSource::stopVideoCapture
virtual int stopVideoCapture()=0
agora::rtc::ScreenCaptureProfilingStatistics::per_frame_cap_time_ms
uint64_t per_frame_cap_time_ms
Definition: NGIAgoraExtensionScreenSource.h:25
agora::rtc::IScreenCaptureSource::setHighLight
virtual int setHighLight(bool isHighLight, unsigned int color, int width)
Definition: NGIAgoraExtensionScreenSource.h:200
agora::rtc::IScreenCaptureSource::kPull
@ kPull
Definition: NGIAgoraExtensionScreenSource.h:136
agora::rtc::IScreenCaptureSource::Control::postEvent
virtual int postEvent(const char *key, const char *value)=0
agora::rtc::IScreenCaptureSource::ScreenSourceListOption::ignore_unresponsive
bool ignore_unresponsive
Definition: NGIAgoraExtensionScreenSource.h:123
agora::rtc::ScreenCaptureProfilingStatistics::captured_frame_width
uint32_t captured_frame_width
Definition: NGIAgoraExtensionScreenSource.h:22
agora::rtc::Rectangle
The location of the target area relative to the screen or window. If you do not set this parameter,...
Definition: AgoraBase.h:2342
agora::media::IAudioFrameObserverBase::AudioFrame
Raw audio data.
Definition: AgoraMediaBase.h:1429
agora::view_t
void * view_t
Definition: AgoraBase.h:850
agora::rtc::IScreenCaptureSource::ScreenSourceListOption::include_screen
bool include_screen
Definition: NGIAgoraExtensionScreenSource.h:120
agora::rtc::IScreenCaptureSource::VideoCaptureConfig::dimensions
agora::rtc::VideoDimensions dimensions
Definition: NGIAgoraExtensionScreenSource.h:69
agora::rtc::IScreenCaptureSource::getVideoCaptureMode
virtual CaptureMode getVideoCaptureMode()=0
agora::rtc::IScreenCaptureSource::AudioCaptureConfig::AudioCaptureConfig
AudioCaptureConfig()
Definition: NGIAgoraExtensionScreenSource.h:64
agora::rtc::IScreenCaptureSource::Control::printLog
virtual void printLog(commons::LOG_LEVEL level, const char *format,...)=0
agora
Definition: AgoraAtomicOps.h:21
agora::rtc::IScreenCaptureSource::ScreenSourceListOption
Definition: NGIAgoraExtensionScreenSource.h:115
agora::rtc::ScreenCaptureProfilingStatistics::ScreenCaptureProfilingStatistics
ScreenCaptureProfilingStatistics()
Definition: NGIAgoraExtensionScreenSource.h:33
agora::rtc::IScreenCaptureSource::AudioCaptureConfig
Definition: NGIAgoraExtensionScreenSource.h:60
agora::rtc::IScreenCaptureSource::setCustomContext
virtual int setCustomContext(const char *key, const void *context)
Definition: NGIAgoraExtensionScreenSource.h:194
agora::rtc::IScreenCaptureSource::AudioCaptureConfig::volume
uint32_t volume
Definition: NGIAgoraExtensionScreenSource.h:61
agora::rtc::ScreenCaptureProfilingStatistics::drop_fps
uint32_t drop_fps
Definition: NGIAgoraExtensionScreenSource.h:31
NGIAgoraVideoFrame.h
agora::rtc::IScreenCaptureSource::AudioCaptureConfig::num_channels
int num_channels
Definition: NGIAgoraExtensionScreenSource.h:63
agora::commons::LOG_LEVEL
OPTIONAL_ENUM_CLASS LOG_LEVEL
The output log level of the SDK.
Definition: IAgoraLog.h:33
agora::rtc::ScreenCaptureProfilingStatistics::real_capture_fps
uint32_t real_capture_fps
Definition: NGIAgoraExtensionScreenSource.h:29
agora::rtc::IScreenCaptureSource::Control::getMemoryPool
virtual agora::agora_refptr< IVideoFrameMemoryPool > getMemoryPool()=0
agora::rtc::IScreenCaptureSource::ScreenSourceListOption::thumb_width
int thumb_width
Definition: NGIAgoraExtensionScreenSource.h:116
agora::rtc::IScreenCaptureSource::initializeCapture
virtual int initializeCapture(const agora_refptr< Control > &control)=0
agora::rtc::IScreenCaptureSource::setContentType
virtual int setContentType(int contentType)
Definition: NGIAgoraExtensionScreenSource.h:203
agora::rtc::IScreenCaptureSource::capture
virtual int capture(agora::agora_refptr< IVideoFrame > &frame)
Definition: NGIAgoraExtensionScreenSource.h:182
agora::rtc::ScreenCaptureProfilingStatistics::capture_out_fps
uint32_t capture_out_fps
Definition: NGIAgoraExtensionScreenSource.h:30
agora::rtc::IScreenCaptureSource::setAudioVolume
virtual int setAudioVolume(uint32_t volume)
Definition: NGIAgoraExtensionScreenSource.h:163
agora::rtc::IScreenCaptureSource::setProperty
virtual int setProperty(const char *key, const char *json_value)
Definition: NGIAgoraExtensionScreenSource.h:191
agora::rtc::IScreenCaptureSource::Control
Definition: NGIAgoraExtensionScreenSource.h:43
agora::rtc::IScreenCaptureSource::VideoCaptureConfig::VideoCaptureConfig
VideoCaptureConfig()
Definition: NGIAgoraExtensionScreenSource.h:71
agora::rtc::IScreenCaptureSource::kPush
@ kPush
Definition: NGIAgoraExtensionScreenSource.h:137
agora::rtc::ScreenCaptureProfilingStatistics::target_fps
uint32_t target_fps
Definition: NGIAgoraExtensionScreenSource.h:28
agora::rtc::IScreenCaptureSource::ScreenSourceListOption::thumb_height
int thumb_height
Definition: NGIAgoraExtensionScreenSource.h:117
agora::rtc::IScreenCaptureSource::setFrameCopy
virtual void setFrameCopy(bool frameCopy)
Definition: NGIAgoraExtensionScreenSource.h:212
IAgoraLog.h
agora::rtc::IScreenCaptureSource::setScreenCaptureDimensions
virtual int setScreenCaptureDimensions(const agora::rtc::VideoDimensions &dimensions)
Definition: NGIAgoraExtensionScreenSource.h:170
agora::rtc::IScreenCaptureSource::getScreenDimensions
virtual int getScreenDimensions(int &width, int &height)
Definition: NGIAgoraExtensionScreenSource.h:188
agora::rtc::IScreenCaptureSource::getScreenCaptureSources
virtual void * getScreenCaptureSources(const ScreenSourceListOption &option)
Definition: NGIAgoraExtensionScreenSource.h:209
agora::rtc::IScreenCaptureSource::Control::pushVideoFrame
virtual int pushVideoFrame(const agora::agora_refptr< IVideoFrame > &captured_frame)=0
AgoraRefPtr.h
agora::rtc::IScreenCaptureSource::AudioCaptureConfig::sample_rate_hz
int sample_rate_hz
Definition: NGIAgoraExtensionScreenSource.h:62
agora::rtc::IScreenCaptureSource::getCustomContext
virtual void * getCustomContext(const char *key)
Definition: NGIAgoraExtensionScreenSource.h:206
AgoraMediaBase.h
agora::rtc::IScreenCaptureSource::ScreenSourceListOption::unskip_system_window
bool unskip_system_window
Definition: NGIAgoraExtensionScreenSource.h:122
agora::rtc::IScreenCaptureSource
Definition: NGIAgoraExtensionScreenSource.h:41
agora::rtc::IScreenCaptureSource::VideoCaptureConfig::frameRate
int frameRate
Definition: NGIAgoraExtensionScreenSource.h:70
agora::rtc::IScreenCaptureSource::stopAudioCapture
virtual int stopAudioCapture()
Definition: NGIAgoraExtensionScreenSource.h:160
agora::rtc::ScreenCaptureProfilingStatistics::total_captured_frames
uint32_t total_captured_frames
Definition: NGIAgoraExtensionScreenSource.h:24
agora::rtc::ScreenCaptureProfilingStatistics::per_capture_cpu_cycles
uint64_t per_capture_cpu_cycles
Definition: NGIAgoraExtensionScreenSource.h:26
agora::RefCountInterface
Definition: AgoraRefPtr.h:31
agora::rtc::IScreenCaptureSource::isAudioCaptureSupported
virtual bool isAudioCaptureSupported()
Definition: NGIAgoraExtensionScreenSource.h:154
agora::rtc::IScreenCaptureSource::getProperty
virtual int getProperty(const char *key, char *json_value, int &length)
Definition: NGIAgoraExtensionScreenSource.h:197
agora::rtc::IScreenCaptureSource::setFrameRate
virtual int setFrameRate(int fps)
Definition: NGIAgoraExtensionScreenSource.h:166
agora::rtc::IScreenCaptureSource::CaptureMode
CaptureMode
Definition: NGIAgoraExtensionScreenSource.h:135
agora::rtc::IScreenCaptureSource::startAudioCapture
virtual int startAudioCapture(const AudioCaptureConfig &config)
Definition: NGIAgoraExtensionScreenSource.h:157
agora::rtc::VideoDimensions
The video dimension.
Definition: AgoraBase.h:1166
agora::rtc::ScreenCaptureProfilingStatistics::capture_type
int capture_type
Definition: NGIAgoraExtensionScreenSource.h:21
agora::rtc::ScreenCaptureProfilingStatistics::capture_mouse_cursor
bool capture_mouse_cursor
Definition: NGIAgoraExtensionScreenSource.h:27
agora::rtc::IScreenCaptureSource::Control::timeToPushVideo
virtual bool timeToPushVideo()=0
agora::rtc::IScreenCaptureSource::~IScreenCaptureSource
virtual ~IScreenCaptureSource()
Definition: NGIAgoraExtensionScreenSource.h:141
agora::rtc::IScreenCaptureSource::Control::pushAudioFrame
virtual int pushAudioFrame(const media::IAudioFrameObserver::AudioFrame &captured_frame)=0
agora::rtc::IScreenCaptureSource::ScreenSourceListOption::unfiltered
bool unfiltered
Definition: NGIAgoraExtensionScreenSource.h:121
agora::rtc::IScreenCaptureSource::Control::printLog
virtual void printLog(commons::LOG_LEVEL level, const char *fromat, va_list)=0
agora::rtc::IScreenCaptureSource::stopVideoCaptureAsync
virtual int stopVideoCaptureAsync()=0
agora::rtc::IScreenCaptureSource::ScreenSourceListOption::icon_height
int icon_height
Definition: NGIAgoraExtensionScreenSource.h:119
agora::ERR_NOT_SUPPORTED
@ ERR_NOT_SUPPORTED
Definition: AgoraBase.h:488
agora::rtc::IScreenCaptureSource::initVideo
virtual int initVideo(const VideoCaptureConfig &config)=0
agora::rtc::IScreenCaptureSource::VideoCaptureConfig
Definition: NGIAgoraExtensionScreenSource.h:68
agora::rtc::IScreenCaptureSource::ScreenSourceListOption::icon_width
int icon_width
Definition: NGIAgoraExtensionScreenSource.h:118
agora::rtc::IScreenCaptureSource::setExcludeWindowList
virtual int setExcludeWindowList(void *const *handles, int count)
Definition: NGIAgoraExtensionScreenSource.h:176
agora::rtc::IScreenCaptureSource::captureMouseCursor
virtual int captureMouseCursor(bool capture)
Definition: NGIAgoraExtensionScreenSource.h:179