mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-22 17:55:50 +00:00
51e5ab32af
The rate changes after decoding the first sample to what was indicated in the container. The code to handle that case was incorrectly removed in bug 1530234 Differential Revision: https://phabricator.services.mozilla.com/D21618 --HG-- extra : moz-landing-system : lando
59 lines
1.6 KiB
C++
59 lines
1.6 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/. */
|
|
|
|
#if !defined(WMFAudioOutputSource_h_)
|
|
# define WMFAudioOutputSource_h_
|
|
|
|
# include "MFTDecoder.h"
|
|
# include "WMF.h"
|
|
# include "WMFMediaDataDecoder.h"
|
|
# include "mozilla/RefPtr.h"
|
|
|
|
namespace mozilla {
|
|
|
|
class WMFAudioMFTManager : public MFTManager {
|
|
public:
|
|
explicit WMFAudioMFTManager(const AudioInfo& aConfig);
|
|
~WMFAudioMFTManager();
|
|
|
|
bool Init();
|
|
|
|
HRESULT Input(MediaRawData* aSample) override;
|
|
|
|
// Note WMF's AAC decoder sometimes output negatively timestamped samples,
|
|
// presumably they're the preroll samples, and we strip them. We may return
|
|
// a null aOutput in this case.
|
|
HRESULT Output(int64_t aStreamOffset, RefPtr<MediaData>& aOutput) override;
|
|
|
|
void Shutdown() override;
|
|
|
|
TrackInfo::TrackType GetType() override { return TrackInfo::kAudioTrack; }
|
|
|
|
nsCString GetDescriptionName() const override {
|
|
return NS_LITERAL_CSTRING("wmf audio decoder");
|
|
}
|
|
|
|
private:
|
|
HRESULT UpdateOutputType();
|
|
|
|
uint32_t mAudioChannels;
|
|
AudioConfig::ChannelLayout::ChannelMap mChannelsMap;
|
|
uint32_t mAudioRate;
|
|
nsTArray<BYTE> mUserData;
|
|
|
|
enum StreamType { Unknown, AAC, MP3 };
|
|
StreamType mStreamType;
|
|
|
|
const GUID& GetMFTGUID();
|
|
const GUID& GetMediaSubtypeGUID();
|
|
|
|
bool mFirstFrame = true;
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif // WMFAudioOutputSource_h_
|