content/media/directshow/DirectShowDecoder.h@6474c204b198 (annotated)
content/media/directshow/DirectShowDecoder.h
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* vim:set ts=2 sw=2 sts=2 et cindent: */ |
| michael@0 | 3 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 4 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 5 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 6 | |
| michael@0 | 7 | #if !defined(DirectShowDecoder_h_) |
| michael@0 | 8 | #define DirectShowDecoder_h_ |
| michael@0 | 9 | |
| michael@0 | 10 | #include "MediaDecoder.h" |
| michael@0 | 11 | |
| michael@0 | 12 | namespace mozilla { |
| michael@0 | 13 | |
| michael@0 | 14 | // Decoder that uses DirectShow to playback MP3 files only. |
| michael@0 | 15 | class DirectShowDecoder : public MediaDecoder |
| michael@0 | 16 | { |
| michael@0 | 17 | public: |
| michael@0 | 18 | |
| michael@0 | 19 | DirectShowDecoder(); |
| michael@0 | 20 | virtual ~DirectShowDecoder(); |
| michael@0 | 21 | |
| michael@0 | 22 | MediaDecoder* Clone() MOZ_OVERRIDE { |
| michael@0 | 23 | if (!IsEnabled()) { |
| michael@0 | 24 | return nullptr; |
| michael@0 | 25 | } |
| michael@0 | 26 | return new DirectShowDecoder(); |
| michael@0 | 27 | } |
| michael@0 | 28 | |
| michael@0 | 29 | MediaDecoderStateMachine* CreateStateMachine() MOZ_OVERRIDE; |
| michael@0 | 30 | |
| michael@0 | 31 | // Returns true if aType is a MIME type that we render with the |
| michael@0 | 32 | // DirectShow backend. If aCodecList is non null, |
| michael@0 | 33 | // it is filled with a (static const) null-terminated list of strings |
| michael@0 | 34 | // denoting the codecs we'll playback. Note that playback is strictly |
| michael@0 | 35 | // limited to MP3 only. |
| michael@0 | 36 | static bool GetSupportedCodecs(const nsACString& aType, |
| michael@0 | 37 | char const *const ** aCodecList); |
| michael@0 | 38 | |
| michael@0 | 39 | // Returns true if the DirectShow backend is preffed on. |
| michael@0 | 40 | static bool IsEnabled(); |
| michael@0 | 41 | }; |
| michael@0 | 42 | |
| michael@0 | 43 | } // namespace mozilla |
| michael@0 | 44 | |
| michael@0 | 45 | #endif |
