text_track.h revision eb525c5499e34cc9c4b825d6d9e75bb07cc06ace
190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// found in the LICENSE file. 490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#ifndef MEDIA_BASE_TEXT_TRACK_H_ 690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#define MEDIA_BASE_TEXT_TRACK_H_ 790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include <string> 990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 1090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/callback.h" 1190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/memory/scoped_ptr.h" 12eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "base/time/time.h" 1390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 1490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)namespace media { 1590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 1690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)// Specifies the varieties of text tracks. 1790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)enum TextKind { 1890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) kTextSubtitles, 1990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) kTextCaptions, 2090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) kTextDescriptions, 2190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) kTextMetadata, 2290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) kTextNone 2390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)}; 2490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 2590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)class TextTrack { 2690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) public: 2790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual ~TextTrack() {} 2890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) virtual void addWebVTTCue(const base::TimeDelta& start, 2990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const base::TimeDelta& end, 3090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const std::string& id, 3190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const std::string& content, 3290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const std::string& settings) = 0; 3390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)}; 3490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 3590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)typedef base::Callback<scoped_ptr<TextTrack> 3690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) (TextKind kind, 3790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const std::string& label, 3890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const std::string& language)> AddTextTrackCB; 3990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} // namespace media 4190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#endif // MEDIA_BASE_TEXT_TRACK_H_ 43