Cast: Reshuffle files under media/cast

media/cast/rtp_receiver/rtp_parser/test/rtp_packet_builder.cc

-// 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/rtp_receiver/rtp_parser/test/rtp_packet_builder.h"
-
-#include "base/big_endian.h"
-#include "base/logging.h"
-
-namespace media {
-namespace cast {
-
-const uint32 kCastRtpHeaderLength = 7;
-const uint32 kGenericRtpHeaderLength = 12;
-static const uint8 kRtpMarkerBitMask = 0x80;
-
-RtpPacketBuilder::RtpPacketBuilder()
-    : is_key_(false),
-      frame_id_(0),
-      packet_id_(0),
-      max_packet_id_(0),
-      reference_frame_id_(0),
-      timestamp_(0),
-      sequence_number_(0),
-      marker_(false),
-      payload_type_(0),
-      ssrc_(0) {}
-
-void RtpPacketBuilder::SetKeyFrame(bool is_key) { is_key_ = is_key; }
-
-void RtpPacketBuilder::SetFrameIds(uint32 frame_id, uint32 reference_frame_id) {
-  frame_id_ = frame_id;
-  reference_frame_id_ = reference_frame_id;
-}
-
-void RtpPacketBuilder::SetPacketId(uint16 packet_id) { packet_id_ = packet_id; }
-
-void RtpPacketBuilder::SetMaxPacketId(uint16 max_packet_id) {
-  max_packet_id_ = max_packet_id;
-}
-
-void RtpPacketBuilder::SetTimestamp(uint32 timestamp) {
-  timestamp_ = timestamp;
-}
-
-void RtpPacketBuilder::SetSequenceNumber(uint16 sequence_number) {
-  sequence_number_ = sequence_number;
-}
-
-void RtpPacketBuilder::SetMarkerBit(bool marker) { marker_ = marker; }
-
-void RtpPacketBuilder::SetPayloadType(int payload_type) {
-  payload_type_ = payload_type;
-}
-
-void RtpPacketBuilder::SetSsrc(uint32 ssrc) { ssrc_ = ssrc; }
-
-void RtpPacketBuilder::BuildHeader(uint8* data, uint32 data_length) {
-  BuildCommonHeader(data, data_length);
-  BuildCastHeader(data + kGenericRtpHeaderLength,
-                  data_length - kGenericRtpHeaderLength);
-}
-
-void RtpPacketBuilder::BuildCastHeader(uint8* data, uint32 data_length) {
-  // Build header.
-  DCHECK_LE(kCastRtpHeaderLength, data_length);
-  // Set the first 7 bytes to 0.
-  memset(data, 0, kCastRtpHeaderLength);
-  base::BigEndianWriter big_endian_writer(reinterpret_cast<char*>(data), 56);
-  const bool includes_specific_frame_reference =
-      (is_key_ && (reference_frame_id_ != frame_id_)) ||
-      (!is_key_ && (reference_frame_id_ != (frame_id_ - 1)));
-  big_endian_writer.WriteU8((is_key_ ? 0x80 : 0) |
-                            (includes_specific_frame_reference ? 0x40 : 0));
-  big_endian_writer.WriteU8(frame_id_);
-  big_endian_writer.WriteU16(packet_id_);
-  big_endian_writer.WriteU16(max_packet_id_);
-  if (includes_specific_frame_reference) {
-    big_endian_writer.WriteU8(reference_frame_id_);
-  }
-}
-
-void RtpPacketBuilder::BuildCommonHeader(uint8* data, uint32 data_length) {
-  DCHECK_LE(kGenericRtpHeaderLength, data_length);
-  base::BigEndianWriter big_endian_writer(reinterpret_cast<char*>(data), 96);
-  big_endian_writer.WriteU8(0x80);
-  big_endian_writer.WriteU8(payload_type_ | (marker_ ? kRtpMarkerBitMask : 0));
-  big_endian_writer.WriteU16(sequence_number_);
-  big_endian_writer.WriteU32(timestamp_);
-  big_endian_writer.WriteU32(ssrc_);
-}
-
-}  // namespace cast
-}  // namespace media