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afb15861d6
Make it available if either FFmpeg or FFVPX is configured MozReview-Commit-ID: 7VTWQ7km4tV --HG-- extra : rebase_source : 453db0336f47f6dcd657c33345d3894aaa54f882
86 lines
2.7 KiB
C++
86 lines
2.7 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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#ifndef __FFmpegDecoderModule_h__
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#define __FFmpegDecoderModule_h__
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#include "PlatformDecoderModule.h"
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#include "FFmpegLibWrapper.h"
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#include "FFmpegAudioDecoder.h"
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#include "FFmpegVideoDecoder.h"
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#include "MediaPrefs.h"
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namespace mozilla {
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template <int V>
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class FFmpegDecoderModule : public PlatformDecoderModule
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{
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public:
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static already_AddRefed<PlatformDecoderModule>
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Create(FFmpegLibWrapper* aLib)
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{
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RefPtr<PlatformDecoderModule> pdm = new FFmpegDecoderModule(aLib);
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return pdm.forget();
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}
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explicit FFmpegDecoderModule(FFmpegLibWrapper* aLib) : mLib(aLib) { }
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virtual ~FFmpegDecoderModule() { }
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already_AddRefed<MediaDataDecoder>
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CreateVideoDecoder(const CreateDecoderParams& aParams) override
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{
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// Temporary - forces use of VPXDecoder when alpha is present.
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// Bug 1263836 will handle alpha scenario once implemented. It will shift
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// the check for alpha to PDMFactory but not itself remove the need for a
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// check.
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if (aParams.VideoConfig().HasAlpha()) {
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return nullptr;
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}
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if (aParams.mOptions.contains(
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CreateDecoderParams::Option::LowLatency) &&
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!MediaPrefs::PDMFFmpegLowLatencyEnabled()) {
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return nullptr;
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}
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RefPtr<MediaDataDecoder> decoder = new FFmpegVideoDecoder<V>(
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mLib,
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aParams.mTaskQueue,
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aParams.VideoConfig(),
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aParams.mImageContainer,
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aParams.mOptions.contains(CreateDecoderParams::Option::LowLatency));
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return decoder.forget();
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}
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already_AddRefed<MediaDataDecoder>
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CreateAudioDecoder(const CreateDecoderParams& aParams) override
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{
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RefPtr<MediaDataDecoder> decoder =
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new FFmpegAudioDecoder<V>(mLib,
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aParams.mTaskQueue,
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aParams.AudioConfig());
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return decoder.forget();
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}
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bool SupportsMimeType(const nsACString& aMimeType,
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DecoderDoctorDiagnostics* aDiagnostics) const override
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{
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AVCodecID videoCodec = FFmpegVideoDecoder<V>::GetCodecId(aMimeType);
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AVCodecID audioCodec = FFmpegAudioDecoder<V>::GetCodecId(aMimeType);
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if (audioCodec == AV_CODEC_ID_NONE && videoCodec == AV_CODEC_ID_NONE) {
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return false;
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}
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AVCodecID codec = audioCodec != AV_CODEC_ID_NONE ? audioCodec : videoCodec;
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return !!FFmpegDataDecoder<V>::FindAVCodec(mLib, codec);
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}
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private:
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FFmpegLibWrapper* mLib;
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};
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} // namespace mozilla
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#endif // __FFmpegDecoderModule_h__
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