зеркало из https://github.com/mozilla/gecko-dev.git
71 строка
2.1 KiB
C++
71 строка
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/. */
|
|
|
|
#ifndef MediaBufferDecoder_h_
|
|
#define MediaBufferDecoder_h_
|
|
|
|
#include "AudioSegment.h"
|
|
#include "nsWrapperCache.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "nsString.h"
|
|
#include "nsTArray.h"
|
|
#include "mozilla/Attributes.h"
|
|
#include "mozilla/dom/TypedArray.h"
|
|
#include "mozilla/MemoryReporting.h"
|
|
|
|
namespace mozilla {
|
|
|
|
class ThreadSharedFloatArrayBufferList;
|
|
|
|
namespace dom {
|
|
class AudioBuffer;
|
|
class AudioContext;
|
|
class DecodeErrorCallback;
|
|
class DecodeSuccessCallback;
|
|
class Promise;
|
|
} // namespace dom
|
|
|
|
struct WebAudioDecodeJob final {
|
|
// You may omit both the success and failure callback, or you must pass both.
|
|
// The callbacks are only necessary for asynchronous operation.
|
|
WebAudioDecodeJob(dom::AudioContext* aContext, dom::Promise* aPromise,
|
|
dom::DecodeSuccessCallback* aSuccessCallback = nullptr,
|
|
dom::DecodeErrorCallback* aFailureCallback = nullptr);
|
|
~WebAudioDecodeJob();
|
|
|
|
enum ErrorCode {
|
|
NoError,
|
|
UnknownContent,
|
|
UnknownError,
|
|
InvalidContent,
|
|
NoAudio
|
|
};
|
|
|
|
typedef void (WebAudioDecodeJob::*ResultFn)(ErrorCode);
|
|
|
|
MOZ_CAN_RUN_SCRIPT void OnSuccess(ErrorCode /* ignored */);
|
|
MOZ_CAN_RUN_SCRIPT void OnFailure(ErrorCode aErrorCode);
|
|
|
|
bool AllocateBuffer();
|
|
|
|
size_t SizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
|
|
size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
|
|
|
|
AudioChunk mBuffer;
|
|
RefPtr<dom::AudioContext> mContext;
|
|
RefPtr<dom::Promise> mPromise;
|
|
RefPtr<dom::DecodeSuccessCallback> mSuccessCallback;
|
|
RefPtr<dom::DecodeErrorCallback> mFailureCallback; // can be null
|
|
RefPtr<dom::AudioBuffer> mOutput;
|
|
};
|
|
|
|
void AsyncDecodeWebAudio(const char* aContentType, uint8_t* aBuffer,
|
|
uint32_t aLength, WebAudioDecodeJob& aDecodeJob);
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif
|