57 lines
2.1 KiB
C++
57 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim:set ts=2 sw=2 sts=2 et cindent: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "DummyMediaDataDecoder.h"
|
|
#include "ImageContainer.h"
|
|
|
|
namespace mozilla {
|
|
|
|
class NullVideoDataCreator : public DummyDataCreator {
|
|
public:
|
|
NullVideoDataCreator() = default;
|
|
|
|
already_AddRefed<MediaData> Create(MediaRawData* aSample) override {
|
|
// Create a dummy VideoData with an empty image. This gives us something to
|
|
// send to media streams if necessary.
|
|
RefPtr<layers::PlanarYCbCrImage> image =
|
|
new layers::RecyclingPlanarYCbCrImage(new layers::BufferRecycleBin());
|
|
return VideoData::CreateFromImage(gfx::IntSize(), aSample->mOffset,
|
|
aSample->mTime, aSample->mDuration, image,
|
|
aSample->mKeyframe, aSample->mTimecode);
|
|
}
|
|
};
|
|
|
|
class NullDecoderModule : public PlatformDecoderModule {
|
|
public:
|
|
// Decode thread.
|
|
already_AddRefed<MediaDataDecoder> CreateVideoDecoder(
|
|
const CreateDecoderParams& aParams) override {
|
|
UniquePtr<DummyDataCreator> creator = MakeUnique<NullVideoDataCreator>();
|
|
RefPtr<MediaDataDecoder> decoder = new DummyMediaDataDecoder(
|
|
std::move(creator), "null media data decoder"_ns, aParams);
|
|
return decoder.forget();
|
|
}
|
|
|
|
// Decode thread.
|
|
already_AddRefed<MediaDataDecoder> CreateAudioDecoder(
|
|
const CreateDecoderParams& aParams) override {
|
|
MOZ_ASSERT(false, "Audio decoders are unsupported.");
|
|
return nullptr;
|
|
}
|
|
|
|
media::DecodeSupportSet SupportsMimeType(
|
|
const nsACString& aMimeType,
|
|
DecoderDoctorDiagnostics* aDiagnostics) const override {
|
|
return media::DecodeSupport::SoftwareDecode;
|
|
}
|
|
};
|
|
|
|
already_AddRefed<PlatformDecoderModule> CreateNullDecoderModule() {
|
|
RefPtr<PlatformDecoderModule> pdm = new NullDecoderModule();
|
|
return pdm.forget();
|
|
}
|
|
|
|
} // namespace mozilla
|