зеркало из https://github.com/mozilla/gecko-dev.git
27 строки
864 B
C
27 строки
864 B
C
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_TRACK_ID_H_
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#define MOZILLA_TRACK_ID_H_
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namespace mozilla {
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/**
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* Unique ID for track within a StreamTracks. Tracks from different
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* StreamTrackss may have the same ID; this matters when appending
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* StreamTrackss, since tracks with the same ID are matched. Only IDs greater
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* than 0 are allowed.
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*/
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typedef int32_t TrackID;
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const TrackID TRACK_NONE = 0;
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const TrackID TRACK_INVALID = -1;
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const TrackID TRACK_ANY = -2;
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inline bool IsTrackIDExplicit(const TrackID& aId) { return aId > TRACK_NONE; }
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} // namespace mozilla
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#endif // MOZILLA_TRACK_ID_H_
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