gecko-dev/content/media/omx/RtspOmxDecoder.cpp

66 lines
1.9 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 "RtspMediaResource.h"
#include "RtspOmxDecoder.h"
#include "RtspOmxReader.h"
#include "MediaOmxStateMachine.h"
namespace mozilla {
MediaDecoder* RtspOmxDecoder::Clone()
{
return new RtspOmxDecoder();
}
MediaDecoderStateMachine* RtspOmxDecoder::CreateStateMachine()
{
return new MediaOmxStateMachine(this, new RtspOmxReader(this),
mResource->IsRealTime());
}
void RtspOmxDecoder::ApplyStateToStateMachine(PlayState aState)
{
MOZ_ASSERT(NS_IsMainThread());
GetReentrantMonitor().AssertCurrentThreadIn();
MediaDecoder::ApplyStateToStateMachine(aState);
// Send play/pause commands here through the nsIStreamingProtocolController
// except seek command. We need to clear the decoded/un-decoded buffer data
// before sending seek command. So the seek calling path to controller is:
// mDecoderStateMachine::Seek-> RtspOmxReader::Seek-> RtspResource::SeekTime->
// controller->Seek(). RtspOmxReader::Seek will clear the decoded buffer and
// the RtspResource::SeekTime will clear the un-decoded buffer.
RtspMediaResource* rtspResource = mResource->GetRtspPointer();
MOZ_ASSERT(rtspResource);
nsIStreamingProtocolController* controller =
rtspResource->GetMediaStreamController();
if (mDecoderStateMachine) {
switch (aState) {
case PLAY_STATE_PLAYING:
if (controller) {
controller->Play();
}
break;
case PLAY_STATE_PAUSED:
if (controller) {
controller->Pause();
}
break;
default:
/* No action needed */
break;
}
}
}
} // namespace mozilla