Move talk/media to webrtc/media

talk/media/base/fakevideocapturer.h

-/*
- * libjingle
- * Copyright 2004 Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *  1. Redistributions of source code must retain the above copyright notice,
- *     this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright notice,
- *     this list of conditions and the following disclaimer in the documentation
- *     and/or other materials provided with the distribution.
- *  3. The name of the author may not be used to endorse or promote products
- *     derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef TALK_MEDIA_BASE_FAKEVIDEOCAPTURER_H_
-#define TALK_MEDIA_BASE_FAKEVIDEOCAPTURER_H_
-
-#include <string.h>
-
-#include <vector>
-
-#include "talk/media/base/videocapturer.h"
-#include "talk/media/base/videocommon.h"
-#include "talk/media/base/videoframe.h"
-#include "webrtc/base/timeutils.h"
-#ifdef HAVE_WEBRTC_VIDEO
-#include "talk/media/webrtc/webrtcvideoframefactory.h"
-#endif
-
-namespace cricket {
-
-// Fake video capturer that allows the test to manually pump in frames.
-class FakeVideoCapturer : public cricket::VideoCapturer {
- public:
-  FakeVideoCapturer()
-      : running_(false),
-        initial_unix_timestamp_(time(NULL) * rtc::kNumNanosecsPerSec),
-        next_timestamp_(rtc::kNumNanosecsPerMillisec),
-        is_screencast_(false),
-        rotation_(webrtc::kVideoRotation_0) {
-#ifdef HAVE_WEBRTC_VIDEO
-    set_frame_factory(new cricket::WebRtcVideoFrameFactory());
-#endif
-    // Default supported formats. Use ResetSupportedFormats to over write.
-    std::vector<cricket::VideoFormat> formats;
-    formats.push_back(cricket::VideoFormat(1280, 720,
-        cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-    formats.push_back(cricket::VideoFormat(640, 480,
-        cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-    formats.push_back(cricket::VideoFormat(320, 240,
-        cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-    formats.push_back(cricket::VideoFormat(160, 120,
-        cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-    formats.push_back(cricket::VideoFormat(1280, 720,
-        cricket::VideoFormat::FpsToInterval(60), cricket::FOURCC_I420));
-    ResetSupportedFormats(formats);
-  }
-  ~FakeVideoCapturer() {
-    SignalDestroyed(this);
-  }
-
-  void ResetSupportedFormats(const std::vector<cricket::VideoFormat>& formats) {
-    SetSupportedFormats(formats);
-  }
-  bool CaptureFrame() {
-    if (!GetCaptureFormat()) {
-      return false;
-    }
-    return CaptureCustomFrame(GetCaptureFormat()->width,
-                              GetCaptureFormat()->height,
-                              GetCaptureFormat()->interval,
-                              GetCaptureFormat()->fourcc);
-  }
-  bool CaptureCustomFrame(int width, int height, uint32_t fourcc) {
-    // default to 30fps
-    return CaptureCustomFrame(width, height, 33333333, fourcc);
-  }
-  bool CaptureCustomFrame(int width,
-                          int height,
-                          int64_t timestamp_interval,
-                          uint32_t fourcc) {
-    if (!running_) {
-      return false;
-    }
-    // Currently, |fourcc| is always I420 or ARGB.
-    // TODO(fbarchard): Extend SizeOf to take fourcc.
-    uint32_t size = 0u;
-    if (fourcc == cricket::FOURCC_ARGB) {
-      size = width * 4 * height;
-    } else if (fourcc == cricket::FOURCC_I420) {
-      size = static_cast<uint32_t>(cricket::VideoFrame::SizeOf(width, height));
-    } else {
-      return false;  // Unsupported FOURCC.
-    }
-    if (size == 0u) {
-      return false;  // Width and/or Height were zero.
-    }
-
-    cricket::CapturedFrame frame;
-    frame.width = width;
-    frame.height = height;
-    frame.fourcc = fourcc;
-    frame.data_size = size;
-    frame.time_stamp = initial_unix_timestamp_ + next_timestamp_;
-    next_timestamp_ += timestamp_interval;
-
-    rtc::scoped_ptr<char[]> data(new char[size]);
-    frame.data = data.get();
-    // Copy something non-zero into the buffer so Validate wont complain that
-    // the frame is all duplicate.
-    memset(frame.data, 1, size / 2);
-    memset(reinterpret_cast<uint8_t*>(frame.data) + (size / 2), 2,
-           size - (size / 2));
-    memcpy(frame.data, reinterpret_cast<const uint8_t*>(&fourcc), 4);
-    frame.rotation = rotation_;
-    // TODO(zhurunz): SignalFrameCaptured carry returned value to be able to
-    // capture results from downstream.
-    SignalFrameCaptured(this, &frame);
-    return true;
-  }
-
-  void SignalCapturedFrame(cricket::CapturedFrame* frame) {
-    SignalFrameCaptured(this, frame);
-  }
-
-  sigslot::signal1<FakeVideoCapturer*> SignalDestroyed;
-
-  virtual cricket::CaptureState Start(const cricket::VideoFormat& format) {
-    cricket::VideoFormat supported;
-    if (GetBestCaptureFormat(format, &supported)) {
-      SetCaptureFormat(&supported);
-    }
-    running_ = true;
-    SetCaptureState(cricket::CS_RUNNING);
-    return cricket::CS_RUNNING;
-  }
-  virtual void Stop() {
-    running_ = false;
-    SetCaptureFormat(NULL);
-    SetCaptureState(cricket::CS_STOPPED);
-  }
-  virtual bool IsRunning() { return running_; }
-  void SetScreencast(bool is_screencast) {
-    is_screencast_ = is_screencast;
-  }
-  virtual bool IsScreencast() const { return is_screencast_; }
-  bool GetPreferredFourccs(std::vector<uint32_t>* fourccs) {
-    fourccs->push_back(cricket::FOURCC_I420);
-    fourccs->push_back(cricket::FOURCC_MJPG);
-    return true;
-  }
-
-  void SetRotation(webrtc::VideoRotation rotation) {
-    rotation_ = rotation;
-  }
-
-  webrtc::VideoRotation GetRotation() { return rotation_; }
-
- private:
-  bool running_;
-  int64_t initial_unix_timestamp_;
-  int64_t next_timestamp_;
-  bool is_screencast_;
-  webrtc::VideoRotation rotation_;
-};
-
-}  // namespace cricket
-
-#endif  // TALK_MEDIA_BASE_FAKEVIDEOCAPTURER_H_