From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- dom/media/webaudio/MediaBufferDecoder.h | 70 +++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 dom/media/webaudio/MediaBufferDecoder.h (limited to 'dom/media/webaudio/MediaBufferDecoder.h') diff --git a/dom/media/webaudio/MediaBufferDecoder.h b/dom/media/webaudio/MediaBufferDecoder.h new file mode 100644 index 0000000000..7af1acfd06 --- /dev/null +++ b/dom/media/webaudio/MediaBufferDecoder.h @@ -0,0 +1,70 @@ +/* -*- 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 mContext; + RefPtr mPromise; + RefPtr mSuccessCallback; + RefPtr mFailureCallback; // can be null + RefPtr mOutput; +}; + +void AsyncDecodeWebAudio(const char* aContentType, uint8_t* aBuffer, + uint32_t aLength, WebAudioDecodeJob& aDecodeJob); + +} // namespace mozilla + +#endif -- cgit v1.2.3