The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/content/media/encoder/fmp4_muxer/AMRBox.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,84 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
     1.7 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +#include "ISOControl.h"
    1.10 +#include "ISOMediaBoxes.h"
    1.11 +#include "AMRBox.h"
    1.12 +#include "ISOTrackMetadata.h"
    1.13 +
    1.14 +namespace mozilla {
    1.15 +
    1.16 +nsresult
    1.17 +AMRSampleEntry::Generate(uint32_t* aBoxSize)
    1.18 +{
    1.19 +  uint32_t box_size;
    1.20 +  nsresult rv = amr_special_box->Generate(&box_size);
    1.21 +  NS_ENSURE_SUCCESS(rv, rv);
    1.22 +  size += box_size;
    1.23 +
    1.24 +  *aBoxSize = size;
    1.25 +  return NS_OK;
    1.26 +}
    1.27 +
    1.28 +nsresult
    1.29 +AMRSampleEntry::Write()
    1.30 +{
    1.31 +  BoxSizeChecker checker(mControl, size);
    1.32 +  nsresult rv;
    1.33 +  rv = AudioSampleEntry::Write();
    1.34 +  NS_ENSURE_SUCCESS(rv, rv);
    1.35 +  rv = amr_special_box->Write();
    1.36 +  NS_ENSURE_SUCCESS(rv, rv);
    1.37 +
    1.38 +  return NS_OK;
    1.39 +}
    1.40 +
    1.41 +AMRSampleEntry::AMRSampleEntry(ISOControl* aControl)
    1.42 +  : AudioSampleEntry(NS_LITERAL_CSTRING("samr"), aControl)
    1.43 +{
    1.44 +  amr_special_box = new AMRSpecificBox(aControl);
    1.45 +  MOZ_COUNT_CTOR(AMRSampleEntry);
    1.46 +}
    1.47 +
    1.48 +AMRSampleEntry::~AMRSampleEntry()
    1.49 +{
    1.50 +  MOZ_COUNT_DTOR(AMRSampleEntry);
    1.51 +}
    1.52 +
    1.53 +nsresult
    1.54 +AMRSpecificBox::Generate(uint32_t* aBoxSize)
    1.55 +{
    1.56 +  nsresult rv;
    1.57 +  FragmentBuffer* frag = mControl->GetFragment(Audio_Track);
    1.58 +  rv = frag->GetCSD(amrDecSpecInfo);
    1.59 +  NS_ENSURE_SUCCESS(rv, rv);
    1.60 +
    1.61 +  size += amrDecSpecInfo.Length();
    1.62 +  *aBoxSize = size;
    1.63 +
    1.64 +  return NS_OK;
    1.65 +}
    1.66 +
    1.67 +nsresult
    1.68 +AMRSpecificBox::Write()
    1.69 +{
    1.70 +  BoxSizeChecker checker(mControl, size);
    1.71 +  Box::Write();
    1.72 +  mControl->Write(amrDecSpecInfo.Elements(), amrDecSpecInfo.Length());
    1.73 +  return NS_OK;
    1.74 +}
    1.75 +
    1.76 +AMRSpecificBox::AMRSpecificBox(ISOControl* aControl)
    1.77 +  : Box(NS_LITERAL_CSTRING("damr"), aControl)
    1.78 +{
    1.79 +  MOZ_COUNT_CTOR(AMRSpecificBox);
    1.80 +}
    1.81 +
    1.82 +AMRSpecificBox::~AMRSpecificBox()
    1.83 +{
    1.84 +  MOZ_COUNT_DTOR(AMRSpecificBox);
    1.85 +}
    1.86 +
    1.87 +}