mirror of
https://github.com/mozilla/gecko-dev.git
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66 lines
1.6 KiB
C++
66 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "PlatformDecoderModule.h"
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#ifdef XP_WIN
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#include "WMFDecoderModule.h"
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#endif
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#ifdef MOZ_FFMPEG
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#include "FFmpegDecoderModule.h"
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#endif
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#include "mozilla/Preferences.h"
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namespace mozilla {
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extern PlatformDecoderModule* CreateBlankDecoderModule();
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bool PlatformDecoderModule::sUseBlankDecoder = false;
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bool PlatformDecoderModule::sFFmpegDecoderEnabled = false;
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/* static */
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void
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PlatformDecoderModule::Init()
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{
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MOZ_ASSERT(NS_IsMainThread());
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static bool alreadyInitialized = false;
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if (alreadyInitialized) {
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return;
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}
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alreadyInitialized = true;
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Preferences::AddBoolVarCache(&sUseBlankDecoder,
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"media.fragmented-mp4.use-blank-decoder");
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Preferences::AddBoolVarCache(&sFFmpegDecoderEnabled,
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"media.fragmented-mp4.ffmpeg.enabled", false);
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#ifdef XP_WIN
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WMFDecoderModule::Init();
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#endif
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}
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/* static */
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PlatformDecoderModule*
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PlatformDecoderModule::Create()
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{
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if (sUseBlankDecoder) {
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return CreateBlankDecoderModule();
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}
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#ifdef XP_WIN
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nsAutoPtr<WMFDecoderModule> m(new WMFDecoderModule());
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if (NS_SUCCEEDED(m->Startup())) {
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return m.forget();
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}
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#endif
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#ifdef MOZ_FFMPEG
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if (sFFmpegDecoderEnabled) {
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return new FFmpegDecoderModule();
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}
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#endif
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return nullptr;
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}
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} // namespace mozilla
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