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/*
* 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.
*/
#include <stdio.h>
#include <string>
#include <vector>
#include "talk/base/gunit.h"
#include "talk/base/logging.h"
#include "talk/base/thread.h"
#include "talk/media/base/testutils.h"
#include "talk/media/devices/filevideocapturer.h"
namespace {
class FileVideoCapturerTest : public testing::Test {
public:
virtual void SetUp() {
capturer_.reset(new cricket::FileVideoCapturer);
}
bool OpenFile(const std::string& filename) {
return capturer_->Init(cricket::GetTestFilePath(filename));
}
protected:
class VideoCapturerListener : public sigslot::has_slots<> {
public:
VideoCapturerListener()
: frame_count_(0),
frame_width_(0),
frame_height_(0),
resolution_changed_(false) {
}
void OnFrameCaptured(cricket::VideoCapturer* capturer,
const cricket::CapturedFrame* frame) {
++frame_count_;
if (1 == frame_count_) {
frame_width_ = frame->width;
frame_height_ = frame->height;
} else if (frame_width_ != frame->width ||
frame_height_ != frame->height) {
resolution_changed_ = true;
}
}
int frame_count() const { return frame_count_; }
int frame_width() const { return frame_width_; }
int frame_height() const { return frame_height_; }
bool resolution_changed() const { return resolution_changed_; }
private:
int frame_count_;
int frame_width_;
int frame_height_;
bool resolution_changed_;
};
talk_base::scoped_ptr<cricket::FileVideoCapturer> capturer_;
cricket::VideoFormat capture_format_;
};
TEST_F(FileVideoCapturerTest, TestNotOpened) {
EXPECT_EQ("", capturer_->GetId());
EXPECT_TRUE(capturer_->GetSupportedFormats()->empty());
EXPECT_EQ(NULL, capturer_->GetCaptureFormat());
EXPECT_FALSE(capturer_->IsRunning());
}
TEST_F(FileVideoCapturerTest, TestInvalidOpen) {
EXPECT_FALSE(OpenFile("NotmeNotme"));
}
TEST_F(FileVideoCapturerTest, TestOpen) {
EXPECT_TRUE(OpenFile("captured-320x240-2s-48.frames"));
EXPECT_NE("", capturer_->GetId());
EXPECT_TRUE(NULL != capturer_->GetSupportedFormats());
EXPECT_EQ(1U, capturer_->GetSupportedFormats()->size());
EXPECT_EQ(NULL, capturer_->GetCaptureFormat()); // not started yet
EXPECT_FALSE(capturer_->IsRunning());
}
TEST_F(FileVideoCapturerTest, TestLargeSmallDesiredFormat) {
EXPECT_TRUE(OpenFile("captured-320x240-2s-48.frames"));
// desired format with large resolution.
cricket::VideoFormat desired(
3200, 2400, cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_ANY);
EXPECT_TRUE(capturer_->GetBestCaptureFormat(desired, &capture_format_));
EXPECT_EQ(320, capture_format_.width);
EXPECT_EQ(240, capture_format_.height);
// Desired format with small resolution.
desired.width = 0;
desired.height = 0;
EXPECT_TRUE(capturer_->GetBestCaptureFormat(desired, &capture_format_));
EXPECT_EQ(320, capture_format_.width);
EXPECT_EQ(240, capture_format_.height);
}
TEST_F(FileVideoCapturerTest, TestSupportedAsDesiredFormat) {
EXPECT_TRUE(OpenFile("captured-320x240-2s-48.frames"));
// desired format same as the capture format supported by the file
cricket::VideoFormat desired = capturer_->GetSupportedFormats()->at(0);
EXPECT_TRUE(capturer_->GetBestCaptureFormat(desired, &capture_format_));
EXPECT_TRUE(desired == capture_format_);
// desired format same as the supported capture format except the fourcc
desired.fourcc = cricket::FOURCC_ANY;
EXPECT_TRUE(capturer_->GetBestCaptureFormat(desired, &capture_format_));
EXPECT_NE(capture_format_.fourcc, desired.fourcc);
// desired format with minimum interval
desired.interval = cricket::VideoFormat::kMinimumInterval;
EXPECT_TRUE(capturer_->GetBestCaptureFormat(desired, &capture_format_));
}
TEST_F(FileVideoCapturerTest, TestNoRepeat) {
EXPECT_TRUE(OpenFile("captured-320x240-2s-48.frames"));
VideoCapturerListener listener;
capturer_->SignalFrameCaptured.connect(
&listener, &VideoCapturerListener::OnFrameCaptured);
capturer_->set_repeat(0);
capture_format_ = capturer_->GetSupportedFormats()->at(0);
EXPECT_EQ(cricket::CS_RUNNING, capturer_->Start(capture_format_));
EXPECT_TRUE_WAIT(!capturer_->IsRunning(), 20000);
EXPECT_EQ(48, listener.frame_count());
}
TEST_F(FileVideoCapturerTest, TestRepeatForever) {
// Start the capturer_ with 50 fps and read no less than 150 frames.
EXPECT_TRUE(OpenFile("captured-320x240-2s-48.frames"));
VideoCapturerListener listener;
capturer_->SignalFrameCaptured.connect(
&listener, &VideoCapturerListener::OnFrameCaptured);
capturer_->set_repeat(talk_base::kForever);
capture_format_ = capturer_->GetSupportedFormats()->at(0);
capture_format_.interval = cricket::VideoFormat::FpsToInterval(50);
EXPECT_EQ(cricket::CS_RUNNING, capturer_->Start(capture_format_));
EXPECT_TRUE(NULL != capturer_->GetCaptureFormat());
EXPECT_TRUE(capture_format_ == *capturer_->GetCaptureFormat());
EXPECT_TRUE_WAIT(!capturer_->IsRunning() ||
listener.frame_count() >= 150, 20000);
capturer_->Stop();
EXPECT_FALSE(capturer_->IsRunning());
EXPECT_GE(listener.frame_count(), 150);
EXPECT_FALSE(listener.resolution_changed());
EXPECT_EQ(listener.frame_width(), capture_format_.width);
EXPECT_EQ(listener.frame_height(), capture_format_.height);
}
// See: https://code.google.com/p/webrtc/issues/detail?id=2409
TEST_F(FileVideoCapturerTest, DISABLED_TestPartialFrameHeader) {
EXPECT_TRUE(OpenFile("1.frame_plus_1.byte"));
VideoCapturerListener listener;
capturer_->SignalFrameCaptured.connect(
&listener, &VideoCapturerListener::OnFrameCaptured);
capturer_->set_repeat(0);
capture_format_ = capturer_->GetSupportedFormats()->at(0);
EXPECT_EQ(cricket::CS_RUNNING, capturer_->Start(capture_format_));
EXPECT_TRUE_WAIT(!capturer_->IsRunning(), 1000);
EXPECT_EQ(1, listener.frame_count());
}
TEST_F(FileVideoCapturerTest, TestFileDevices) {
cricket::Device not_a_file("I'm a camera", "with an id");
EXPECT_FALSE(
cricket::FileVideoCapturer::IsFileVideoCapturerDevice(not_a_file));
const std::string test_file =
cricket::GetTestFilePath("captured-320x240-2s-48.frames");
cricket::Device file_device =
cricket::FileVideoCapturer::CreateFileVideoCapturerDevice(test_file);
EXPECT_TRUE(
cricket::FileVideoCapturer::IsFileVideoCapturerDevice(file_device));
EXPECT_TRUE(capturer_->Init(file_device));
EXPECT_EQ(file_device.id, capturer_->GetId());
}
} // unnamed namespace
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