tenfourfox/dom/media/platforms/agnostic/eme/EMEVideoDecoder.cpp
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

50 lines
1.4 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 "EMEVideoDecoder.h"
#include "GMPVideoEncodedFrameImpl.h"
#include "mozilla/CDMProxy.h"
#include "MediaData.h"
namespace mozilla {
void
EMEVideoCallbackAdapter::Error(GMPErr aErr)
{
if (aErr == GMPNoKeyErr) {
// The GMP failed to decrypt a frame due to not having a key. This can
// happen if a key expires or a session is closed during playback.
NS_WARNING("GMP failed to decrypt due to lack of key");
return;
}
VideoCallbackAdapter::Error(aErr);
}
void
EMEVideoDecoder::InitTags(nsTArray<nsCString>& aTags)
{
aTags.AppendElement(NS_LITERAL_CSTRING("h264"));
aTags.AppendElement(NS_ConvertUTF16toUTF8(mProxy->KeySystem()));
}
nsCString
EMEVideoDecoder::GetNodeId()
{
return mProxy->GetNodeId();
}
GMPUniquePtr<GMPVideoEncodedFrame>
EMEVideoDecoder::CreateFrame(MediaRawData* aSample)
{
GMPUniquePtr<GMPVideoEncodedFrame> frame = GMPVideoDecoder::CreateFrame(aSample);
if (frame && aSample->mCrypto.mValid) {
static_cast<gmp::GMPVideoEncodedFrameImpl*>(frame.get())->InitCrypto(aSample->mCrypto);
}
return frame;
}
} // namespace mozilla