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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/cast/framer/frame_buffer.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace media {
namespace cast {
class FrameBufferTest : public ::testing::Test {
protected:
FrameBufferTest() {}
virtual ~FrameBufferTest() {}
virtual void SetUp() {
payload_.assign(kIpPacketSize, 0);
// Build a default one packet frame - populate webrtc header.
rtp_header_.is_key_frame = false;
rtp_header_.frame_id = 0;
rtp_header_.packet_id = 0;
rtp_header_.max_packet_id = 0;
rtp_header_.is_reference = false;
rtp_header_.reference_frame_id = 0;
}
FrameBuffer buffer_;
std::vector<uint8> payload_;
RtpCastHeader rtp_header_;
};
TEST_F(FrameBufferTest, EmptyBuffer) {
EXPECT_FALSE(buffer_.Complete());
EXPECT_FALSE(buffer_.is_key_frame());
EncodedVideoFrame frame;
uint32 rtp_timestamp;
EXPECT_FALSE(buffer_.GetEncodedVideoFrame(&frame, &rtp_timestamp));
}
TEST_F(FrameBufferTest, DefaultOnePacketFrame) {
buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
EXPECT_TRUE(buffer_.Complete());
EXPECT_FALSE(buffer_.is_key_frame());
EncodedVideoFrame frame;
uint32 rtp_timestamp;
EXPECT_TRUE(buffer_.GetEncodedVideoFrame(&frame, &rtp_timestamp));
EXPECT_EQ(payload_.size(), frame.data.size());
}
TEST_F(FrameBufferTest, MultiplePacketFrame) {
rtp_header_.is_key_frame = true;
rtp_header_.max_packet_id = 2;
buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
++rtp_header_.packet_id;
buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
++rtp_header_.packet_id;
buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
++rtp_header_.packet_id;
EXPECT_TRUE(buffer_.Complete());
EXPECT_TRUE(buffer_.is_key_frame());
EncodedVideoFrame frame;
uint32 rtp_timestamp;
EXPECT_TRUE(buffer_.GetEncodedVideoFrame(&frame, &rtp_timestamp));
EXPECT_EQ(3 * payload_.size(), frame.data.size());
}
TEST_F(FrameBufferTest, InCompleteFrame) {
rtp_header_.max_packet_id = 4;
buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
++rtp_header_.packet_id;
buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
++rtp_header_.packet_id;
// Increment again - skip packet #2.
++rtp_header_.packet_id;
buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
++rtp_header_.packet_id;
buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
EXPECT_FALSE(buffer_.Complete());
// Insert missing packet.
rtp_header_.packet_id = 2;
buffer_.InsertPacket(payload_.data(), payload_.size(), rtp_header_);
EXPECT_TRUE(buffer_.Complete());
}
} // namespace media
} // namespace cast
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