mirror of
https://github.com/classilla/tenfourfox.git
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286 lines
6.5 KiB
C++
286 lines
6.5 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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#include "SampleSink.h"
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#include "AudioSinkFilter.h"
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#include "AudioSinkInputPin.h"
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#include "VideoUtils.h"
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#include "mozilla/Logging.h"
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#include <initguid.h>
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#include <wmsdkidl.h>
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#define DELETE_RESET(p) { delete (p) ; (p) = nullptr ;}
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DEFINE_GUID(CLSID_MozAudioSinkFilter, 0x1872d8c8, 0xea8d, 0x4c34, 0xae, 0x96, 0x69, 0xde,
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0xf1, 0x33, 0x7b, 0x33);
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using namespace mozilla::media;
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namespace mozilla {
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extern LogModule* GetDirectShowLog();
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#define LOG(...) MOZ_LOG(GetDirectShowLog(), mozilla::LogLevel::Debug, (__VA_ARGS__))
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AudioSinkFilter::AudioSinkFilter(const wchar_t* aObjectName, HRESULT* aOutResult)
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: BaseFilter(aObjectName, CLSID_MozAudioSinkFilter),
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mFilterCritSec("AudioSinkFilter::mFilterCritSec")
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{
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(*aOutResult) = S_OK;
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mInputPin = new AudioSinkInputPin(L"AudioSinkInputPin",
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this,
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&mFilterCritSec,
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aOutResult);
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}
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AudioSinkFilter::~AudioSinkFilter()
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{
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}
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int
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AudioSinkFilter::GetPinCount()
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{
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return 1;
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}
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BasePin*
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AudioSinkFilter::GetPin(int aIndex)
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{
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CriticalSectionAutoEnter lockFilter(mFilterCritSec);
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return (aIndex == 0) ? static_cast<BasePin*>(mInputPin) : nullptr;
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}
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HRESULT
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AudioSinkFilter::Pause()
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{
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CriticalSectionAutoEnter lockFilter(mFilterCritSec);
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if (mState == State_Stopped) {
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// Change the state, THEN activate the input pin.
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mState = State_Paused;
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if (mInputPin && mInputPin->IsConnected()) {
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mInputPin->Active();
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}
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} else if (mState == State_Running) {
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mState = State_Paused;
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}
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return S_OK;
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}
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HRESULT
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AudioSinkFilter::Stop()
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{
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CriticalSectionAutoEnter lockFilter(mFilterCritSec);
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mState = State_Stopped;
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if (mInputPin) {
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mInputPin->Inactive();
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}
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GetSampleSink()->Flush();
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return S_OK;
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}
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HRESULT
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AudioSinkFilter::Run(REFERENCE_TIME tStart)
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{
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LOG("AudioSinkFilter::Run(%lld) [%4.2lf]",
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RefTimeToUsecs(tStart),
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double(RefTimeToUsecs(tStart)) / USECS_PER_S);
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return media::BaseFilter::Run(tStart);
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}
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HRESULT
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AudioSinkFilter::GetClassID( OUT CLSID * pCLSID )
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{
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(* pCLSID) = CLSID_MozAudioSinkFilter;
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return S_OK;
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}
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HRESULT
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AudioSinkFilter::QueryInterface(REFIID aIId, void **aInterface)
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{
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if (aIId == IID_IMediaSeeking) {
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*aInterface = static_cast<IMediaSeeking*>(this);
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AddRef();
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return S_OK;
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}
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return mozilla::media::BaseFilter::QueryInterface(aIId, aInterface);
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}
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ULONG
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AudioSinkFilter::AddRef()
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{
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return ::InterlockedIncrement(&mRefCnt);
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}
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ULONG
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AudioSinkFilter::Release()
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{
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unsigned long newRefCnt = ::InterlockedDecrement(&mRefCnt);
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if (!newRefCnt) {
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delete this;
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}
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return newRefCnt;
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}
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SampleSink*
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AudioSinkFilter::GetSampleSink()
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{
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return mInputPin->GetSampleSink();
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}
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// IMediaSeeking implementation.
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//
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// Calls to IMediaSeeking are forwarded to the output pin that the
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// AudioSinkInputPin is connected to, i.e. upstream towards the parser and
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// source filters, which actually implement seeking.
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#define ENSURE_CONNECTED_PIN_SEEKING \
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if (!mInputPin) { \
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return E_NOTIMPL; \
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} \
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RefPtr<IMediaSeeking> pinSeeking = mInputPin->GetConnectedPinSeeking(); \
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if (!pinSeeking) { \
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return E_NOTIMPL; \
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}
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HRESULT
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AudioSinkFilter::GetCapabilities(DWORD* aCapabilities)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->GetCapabilities(aCapabilities);
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}
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HRESULT
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AudioSinkFilter::CheckCapabilities(DWORD* aCapabilities)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->CheckCapabilities(aCapabilities);
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}
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HRESULT
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AudioSinkFilter::IsFormatSupported(const GUID* aFormat)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->IsFormatSupported(aFormat);
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}
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HRESULT
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AudioSinkFilter::QueryPreferredFormat(GUID* aFormat)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->QueryPreferredFormat(aFormat);
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}
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HRESULT
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AudioSinkFilter::GetTimeFormat(GUID* aFormat)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->GetTimeFormat(aFormat);
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}
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HRESULT
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AudioSinkFilter::IsUsingTimeFormat(const GUID* aFormat)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->IsUsingTimeFormat(aFormat);
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}
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HRESULT
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AudioSinkFilter::SetTimeFormat(const GUID* aFormat)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->SetTimeFormat(aFormat);
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}
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HRESULT
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AudioSinkFilter::GetDuration(LONGLONG* aDuration)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->GetDuration(aDuration);
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}
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HRESULT
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AudioSinkFilter::GetStopPosition(LONGLONG* aStop)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->GetStopPosition(aStop);
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}
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HRESULT
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AudioSinkFilter::GetCurrentPosition(LONGLONG* aCurrent)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->GetCurrentPosition(aCurrent);
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}
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HRESULT
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AudioSinkFilter::ConvertTimeFormat(LONGLONG* aTarget,
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const GUID* aTargetFormat,
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LONGLONG aSource,
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const GUID* aSourceFormat)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->ConvertTimeFormat(aTarget,
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aTargetFormat,
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aSource,
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aSourceFormat);
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}
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HRESULT
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AudioSinkFilter::SetPositions(LONGLONG* aCurrent,
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DWORD aCurrentFlags,
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LONGLONG* aStop,
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DWORD aStopFlags)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->SetPositions(aCurrent,
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aCurrentFlags,
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aStop,
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aStopFlags);
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}
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HRESULT
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AudioSinkFilter::GetPositions(LONGLONG* aCurrent,
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LONGLONG* aStop)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->GetPositions(aCurrent, aStop);
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}
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HRESULT
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AudioSinkFilter::GetAvailable(LONGLONG* aEarliest,
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LONGLONG* aLatest)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->GetAvailable(aEarliest, aLatest);
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}
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HRESULT
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AudioSinkFilter::SetRate(double aRate)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->SetRate(aRate);
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}
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HRESULT
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AudioSinkFilter::GetRate(double* aRate)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->GetRate(aRate);
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}
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HRESULT
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AudioSinkFilter::GetPreroll(LONGLONG* aPreroll)
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{
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ENSURE_CONNECTED_PIN_SEEKING
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return pinSeeking->GetPreroll(aPreroll);
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}
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} // namespace mozilla
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