63 lines
2.3 KiB
C
63 lines
2.3 KiB
C
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/*
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* Copyright 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef PC_RTP_MEDIA_UTILS_H_
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#define PC_RTP_MEDIA_UTILS_H_
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#include "api/rtp_transceiver_interface.h"
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namespace webrtc {
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// Returns the RtpTransceiverDirection that satisfies specified send and receive
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// conditions.
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RtpTransceiverDirection RtpTransceiverDirectionFromSendRecv(bool send,
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bool recv);
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// Returns true only if the direction will send media.
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bool RtpTransceiverDirectionHasSend(RtpTransceiverDirection direction);
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// Returns true only if the direction will receive media.
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bool RtpTransceiverDirectionHasRecv(RtpTransceiverDirection direction);
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// Returns the RtpTransceiverDirection which is the reverse of the given
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// direction.
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RtpTransceiverDirection RtpTransceiverDirectionReversed(
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RtpTransceiverDirection direction);
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// Returns the RtpTransceiverDirection with its send component set to |send|.
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RtpTransceiverDirection RtpTransceiverDirectionWithSendSet(
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RtpTransceiverDirection direction,
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bool send = true);
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// Returns the RtpTransceiverDirection with its recv component set to |recv|.
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RtpTransceiverDirection RtpTransceiverDirectionWithRecvSet(
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RtpTransceiverDirection direction,
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bool recv = true);
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// Returns an unspecified string representation of the given direction.
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const char* RtpTransceiverDirectionToString(RtpTransceiverDirection direction);
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// Returns the intersection of the directions of two transceivers.
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RtpTransceiverDirection RtpTransceiverDirectionIntersection(
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RtpTransceiverDirection lhs,
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RtpTransceiverDirection rhs);
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#ifdef UNIT_TEST
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inline std::ostream& operator<<( // no-presubmit-check TODO(webrtc:8982)
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std::ostream& os, // no-presubmit-check TODO(webrtc:8982)
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RtpTransceiverDirection direction) {
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return os << RtpTransceiverDirectionToString(direction);
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}
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#endif // UNIT_TEST
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} // namespace webrtc
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#endif // PC_RTP_MEDIA_UTILS_H_
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