10e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org/* 20e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * libjingle 30e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * Copyright 2004 Google Inc. 40e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 50e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * Redistribution and use in source and binary forms, with or without 60e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * modification, are permitted provided that the following conditions are met: 70e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 80e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 1. Redistributions of source code must retain the above copyright notice, 90e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * this list of conditions and the following disclaimer. 100e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 2. Redistributions in binary form must reproduce the above copyright notice, 110e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * this list of conditions and the following disclaimer in the documentation 120e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * and/or other materials provided with the distribution. 130e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 3. The name of the author may not be used to endorse or promote products 140e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * derived from this software without specific prior written permission. 150e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * 160e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 170e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 180e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 190e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 200e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 210e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 220e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 230e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 240e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 250e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 260e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org */ 270e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 280e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#ifndef TALK_MEDIA_BASE_FAKEVIDEOCAPTURER_H_ 290e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#define TALK_MEDIA_BASE_FAKEVIDEOCAPTURER_H_ 300e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 310e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#include <string.h> 320e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 330e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#include <vector> 340e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 350e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#include "talk/media/base/videocapturer.h" 360e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#include "talk/media/base/videocommon.h" 370e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#include "talk/media/base/videoframe.h" 38cf81adffe15fa8ea0f333432e41f6d504148f18abuildbot@webrtc.org#include "webrtc/base/timeutils.h" 392a0553609b5b6d1d4dce0366b334dc9ef8aa4d65buildbot@webrtc.org#ifdef HAVE_WEBRTC_VIDEO 402a0553609b5b6d1d4dce0366b334dc9ef8aa4d65buildbot@webrtc.org#include "talk/media/webrtc/webrtcvideoframefactory.h" 412a0553609b5b6d1d4dce0366b334dc9ef8aa4d65buildbot@webrtc.org#endif 420e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 430e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgnamespace cricket { 440e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 450e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org// Fake video capturer that allows the test to manually pump in frames. 460e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.orgclass FakeVideoCapturer : public cricket::VideoCapturer { 470e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org public: 480e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org FakeVideoCapturer() 490e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org : running_(false), 502a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org initial_unix_timestamp_(time(NULL) * rtc::kNumNanosecsPerSec), 512a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org next_timestamp_(rtc::kNumNanosecsPerMillisec), 520e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org is_screencast_(false) { 532a0553609b5b6d1d4dce0366b334dc9ef8aa4d65buildbot@webrtc.org#ifdef HAVE_WEBRTC_VIDEO 542a0553609b5b6d1d4dce0366b334dc9ef8aa4d65buildbot@webrtc.org set_frame_factory(new cricket::WebRtcVideoFrameFactory()); 552a0553609b5b6d1d4dce0366b334dc9ef8aa4d65buildbot@webrtc.org#endif 560e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // Default supported formats. Use ResetSupportedFormats to over write. 570e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org std::vector<cricket::VideoFormat> formats; 580e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org formats.push_back(cricket::VideoFormat(1280, 720, 590e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420)); 600e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org formats.push_back(cricket::VideoFormat(640, 480, 610e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420)); 620e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org formats.push_back(cricket::VideoFormat(320, 240, 630e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420)); 640e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org formats.push_back(cricket::VideoFormat(160, 120, 650e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420)); 660e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org ResetSupportedFormats(formats); 670e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 680e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org ~FakeVideoCapturer() { 690e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org SignalDestroyed(this); 700e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 710e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 720e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org void ResetSupportedFormats(const std::vector<cricket::VideoFormat>& formats) { 730e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org SetSupportedFormats(formats); 740e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 750e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org bool CaptureFrame() { 760e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org if (!GetCaptureFormat()) { 770e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return false; 780e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 790e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return CaptureCustomFrame(GetCaptureFormat()->width, 800e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org GetCaptureFormat()->height, 810e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org GetCaptureFormat()->fourcc); 820e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 830e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org bool CaptureCustomFrame(int width, int height, uint32 fourcc) { 840e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org if (!running_) { 850e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return false; 860e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 870e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // Currently, |fourcc| is always I420 or ARGB. 880e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // TODO(fbarchard): Extend SizeOf to take fourcc. 890e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org uint32 size = 0u; 900e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org if (fourcc == cricket::FOURCC_ARGB) { 910e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org size = width * 4 * height; 920e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } else if (fourcc == cricket::FOURCC_I420) { 931a04b881e0ef480802fb01b4fbe9bcd5388d2c69henrike@webrtc.org size = static_cast<uint32>(cricket::VideoFrame::SizeOf(width, height)); 940e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } else { 950e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return false; // Unsupported FOURCC. 960e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 970e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org if (size == 0u) { 980e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return false; // Width and/or Height were zero. 990e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 1000e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1010e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org cricket::CapturedFrame frame; 1020e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org frame.width = width; 1030e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org frame.height = height; 1040e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org frame.fourcc = fourcc; 1050e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org frame.data_size = size; 1060e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org frame.elapsed_time = next_timestamp_; 1070e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org frame.time_stamp = initial_unix_timestamp_ + next_timestamp_; 1080e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org next_timestamp_ += 33333333; // 30 fps 1090e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1102a86ce22ccc387dfa6f8a98ce3eba5c1e6f9e538buildbot@webrtc.org rtc::scoped_ptr<char[]> data(new char[size]); 1110e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org frame.data = data.get(); 1120e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // Copy something non-zero into the buffer so Validate wont complain that 1130e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // the frame is all duplicate. 1140e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org memset(frame.data, 1, size / 2); 1150e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org memset(reinterpret_cast<uint8*>(frame.data) + (size / 2), 2, 1160e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org size - (size / 2)); 1170e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org memcpy(frame.data, reinterpret_cast<const uint8*>(&fourcc), 4); 1180e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // TODO(zhurunz): SignalFrameCaptured carry returned value to be able to 1190e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org // capture results from downstream. 1200e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org SignalFrameCaptured(this, &frame); 1210e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return true; 1220e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 1230e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1240e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org sigslot::signal1<FakeVideoCapturer*> SignalDestroyed; 1250e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1260e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org virtual cricket::CaptureState Start(const cricket::VideoFormat& format) { 1270e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org cricket::VideoFormat supported; 1280e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org if (GetBestCaptureFormat(format, &supported)) { 1290e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org SetCaptureFormat(&supported); 1300e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 1310e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org running_ = true; 1320e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org SetCaptureState(cricket::CS_RUNNING); 1330e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return cricket::CS_RUNNING; 1340e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 1350e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org virtual void Stop() { 1360e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org running_ = false; 1370e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org SetCaptureFormat(NULL); 1380e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org SetCaptureState(cricket::CS_STOPPED); 1390e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 1400e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org virtual bool IsRunning() { return running_; } 1410e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org void SetScreencast(bool is_screencast) { 1420e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org is_screencast_ = is_screencast; 1430e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 1440e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org virtual bool IsScreencast() const { return is_screencast_; } 1450e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org bool GetPreferredFourccs(std::vector<uint32>* fourccs) { 1460e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org fourccs->push_back(cricket::FOURCC_I420); 1470e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org fourccs->push_back(cricket::FOURCC_MJPG); 1480e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org return true; 1490e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org } 1500e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1510e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org private: 1520e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org bool running_; 1530e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org int64 initial_unix_timestamp_; 1540e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org int64 next_timestamp_; 1550e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org bool is_screencast_; 1560e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org}; 1570e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1580e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org} // namespace cricket 1590e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org 1600e118e7129884fbea117e78d6f2068139a414dbhenrike@webrtc.org#endif // TALK_MEDIA_BASE_FAKEVIDEOCAPTURER_H_ 161