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/*
* libjingle
* Copyright 2015 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 <string.h>
#include "talk/media/base/videoframe_unittest.h"
#include "talk/media/webrtc/webrtcvideoframe.h"
#include "talk/media/webrtc/webrtcvideoframefactory.h"
class WebRtcVideoFrameFactoryTest
: public VideoFrameTest<cricket::WebRtcVideoFrameFactory> {
public:
WebRtcVideoFrameFactoryTest() {}
void InitFrame(webrtc::VideoRotation frame_rotation) {
const int frame_width = 1920;
const int frame_height = 1080;
// Build the CapturedFrame.
captured_frame_.fourcc = cricket::FOURCC_I420;
captured_frame_.pixel_width = 1;
captured_frame_.pixel_height = 1;
captured_frame_.time_stamp = 5678;
captured_frame_.rotation = frame_rotation;
captured_frame_.width = frame_width;
captured_frame_.height = frame_height;
captured_frame_.data_size =
(frame_width * frame_height) +
((frame_width + 1) / 2) * ((frame_height + 1) / 2) * 2;
captured_frame_buffer_.reset(new uint8_t[captured_frame_.data_size]);
// Initialize memory to satisfy DrMemory tests.
memset(captured_frame_buffer_.get(), 0, captured_frame_.data_size);
captured_frame_.data = captured_frame_buffer_.get();
}
void VerifyFrame(cricket::VideoFrame* dest_frame,
webrtc::VideoRotation src_rotation,
int src_width,
int src_height,
bool apply_rotation) {
if (!apply_rotation) {
EXPECT_EQ(dest_frame->GetRotation(), src_rotation);
EXPECT_EQ(dest_frame->GetWidth(), src_width);
EXPECT_EQ(dest_frame->GetHeight(), src_height);
} else {
EXPECT_EQ(dest_frame->GetRotation(), webrtc::kVideoRotation_0);
if (src_rotation == webrtc::kVideoRotation_90 ||
src_rotation == webrtc::kVideoRotation_270) {
EXPECT_EQ(dest_frame->GetWidth(), src_height);
EXPECT_EQ(dest_frame->GetHeight(), src_width);
} else {
EXPECT_EQ(dest_frame->GetWidth(), src_width);
EXPECT_EQ(dest_frame->GetHeight(), src_height);
}
}
}
void TestCreateAliasedFrame(bool apply_rotation) {
cricket::VideoFrameFactory& factory = factory_;
factory.SetApplyRotation(apply_rotation);
InitFrame(webrtc::kVideoRotation_270);
const cricket::CapturedFrame& captured_frame = get_captured_frame();
// Create the new frame from the CapturedFrame.
rtc::scoped_ptr<cricket::VideoFrame> frame;
int new_width = captured_frame.width / 2;
int new_height = captured_frame.height / 2;
frame.reset(factory.CreateAliasedFrame(&captured_frame, new_width,
new_height, new_width, new_height));
VerifyFrame(frame.get(), webrtc::kVideoRotation_270, new_width, new_height,
apply_rotation);
frame.reset(factory.CreateAliasedFrame(
&captured_frame, new_width, new_height, new_width / 2, new_height / 2));
VerifyFrame(frame.get(), webrtc::kVideoRotation_270, new_width / 2,
new_height / 2, apply_rotation);
// Reset the frame first so it's exclusive hence we could go through the
// StretchToFrame code path in CreateAliasedFrame.
frame.reset();
frame.reset(factory.CreateAliasedFrame(
&captured_frame, new_width, new_height, new_width / 2, new_height / 2));
VerifyFrame(frame.get(), webrtc::kVideoRotation_270, new_width / 2,
new_height / 2, apply_rotation);
}
const cricket::CapturedFrame& get_captured_frame() { return captured_frame_; }
private:
cricket::CapturedFrame captured_frame_;
rtc::scoped_ptr<uint8_t[]> captured_frame_buffer_;
cricket::WebRtcVideoFrameFactory factory_;
};
TEST_F(WebRtcVideoFrameFactoryTest, NoApplyRotation) {
TestCreateAliasedFrame(false);
}
TEST_F(WebRtcVideoFrameFactoryTest, ApplyRotation) {
TestCreateAliasedFrame(true);
}
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