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/AVCBox.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,87 @@
     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 <climits>
    1.10 +#include "ISOControl.h"
    1.11 +#include "ISOMediaBoxes.h"
    1.12 +#include "AVCBox.h"
    1.13 +
    1.14 +namespace mozilla {
    1.15 +
    1.16 +nsresult
    1.17 +AVCSampleEntry::Generate(uint32_t* aBoxSize)
    1.18 +{
    1.19 +  uint32_t avc_box_size = 0;
    1.20 +  nsresult rv;
    1.21 +  rv = avcConfigBox->Generate(&avc_box_size);
    1.22 +  NS_ENSURE_SUCCESS(rv, rv);
    1.23 +
    1.24 +  size += avc_box_size;
    1.25 +
    1.26 +  *aBoxSize = size;
    1.27 +
    1.28 +  return NS_OK;
    1.29 +}
    1.30 +
    1.31 +nsresult
    1.32 +AVCSampleEntry::Write()
    1.33 +{
    1.34 +  BoxSizeChecker checker(mControl, size);
    1.35 +  nsresult rv;
    1.36 +  rv = VisualSampleEntry::Write();
    1.37 +  NS_ENSURE_SUCCESS(rv, rv);
    1.38 +  rv = avcConfigBox->Write();
    1.39 +  NS_ENSURE_SUCCESS(rv, rv);
    1.40 +
    1.41 +  return NS_OK;
    1.42 +}
    1.43 +
    1.44 +AVCSampleEntry::AVCSampleEntry(ISOControl* aControl)
    1.45 +  : VisualSampleEntry(NS_LITERAL_CSTRING("avc1"), aControl)
    1.46 +{
    1.47 +  avcConfigBox = new AVCConfigurationBox(aControl);
    1.48 +  MOZ_COUNT_CTOR(AVCSampleEntry);
    1.49 +}
    1.50 +
    1.51 +AVCSampleEntry::~AVCSampleEntry()
    1.52 +{
    1.53 +  MOZ_COUNT_DTOR(AVCSampleEntry);
    1.54 +}
    1.55 +
    1.56 +AVCConfigurationBox::AVCConfigurationBox(ISOControl* aControl)
    1.57 +  : Box(NS_LITERAL_CSTRING("avcC"), aControl)
    1.58 +{
    1.59 +  MOZ_COUNT_CTOR(AVCConfigurationBox);
    1.60 +}
    1.61 +
    1.62 +AVCConfigurationBox::~AVCConfigurationBox()
    1.63 +{
    1.64 +  MOZ_COUNT_DTOR(AVCConfigurationBox);
    1.65 +}
    1.66 +
    1.67 +nsresult
    1.68 +AVCConfigurationBox::Generate(uint32_t* aBoxSize)
    1.69 +{
    1.70 +  nsresult rv;
    1.71 +  FragmentBuffer* frag = mControl->GetFragment(Video_Track);
    1.72 +  rv = frag->GetCSD(avcConfig);
    1.73 +  NS_ENSURE_SUCCESS(rv, rv);
    1.74 +  size += avcConfig.Length();
    1.75 +  *aBoxSize = size;
    1.76 +  return NS_OK;
    1.77 +}
    1.78 +
    1.79 +nsresult
    1.80 +AVCConfigurationBox::Write()
    1.81 +{
    1.82 +  BoxSizeChecker checker(mControl, size);
    1.83 +  Box::Write();
    1.84 +
    1.85 +  mControl->Write(avcConfig.Elements(), avcConfig.Length());
    1.86 +
    1.87 +  return NS_OK;
    1.88 +}
    1.89 +
    1.90 +}