michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include <climits>
michael@0: #include "ISOControl.h"
michael@0: #include "ISOMediaBoxes.h"
michael@0: #include "MP4ESDS.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: 
michael@0: nsresult
michael@0: MP4AudioSampleEntry::Generate(uint32_t* aBoxSize)
michael@0: {
michael@0:   uint32_t box_size;
michael@0:   nsresult rv = es->Generate(&box_size);
michael@0:   NS_ENSURE_SUCCESS(rv, rv);
michael@0:   size += box_size;
michael@0: 
michael@0:   *aBoxSize = size;
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: MP4AudioSampleEntry::Write()
michael@0: {
michael@0:   BoxSizeChecker checker(mControl, size);
michael@0:   nsresult rv;
michael@0:   rv = AudioSampleEntry::Write();
michael@0:   NS_ENSURE_SUCCESS(rv, rv);
michael@0:   rv = es->Write();
michael@0:   NS_ENSURE_SUCCESS(rv, rv);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: MP4AudioSampleEntry::MP4AudioSampleEntry(ISOControl* aControl)
michael@0:   : AudioSampleEntry(NS_LITERAL_CSTRING("mp4a"), aControl)
michael@0: {
michael@0:   es = new ESDBox(aControl);
michael@0:   MOZ_COUNT_CTOR(MP4AudioSampleEntry);
michael@0: }
michael@0: 
michael@0: MP4AudioSampleEntry::~MP4AudioSampleEntry()
michael@0: {
michael@0:   MOZ_COUNT_DTOR(MP4AudioSampleEntry);
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: ESDBox::Generate(uint32_t* aBoxSize)
michael@0: {
michael@0:   uint32_t box_size;
michael@0:   es_descriptor->Generate(&box_size);
michael@0:   size += box_size;
michael@0:   *aBoxSize = size;
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: ESDBox::Write()
michael@0: {
michael@0:   WRITE_FULLBOX(mControl, size)
michael@0:   es_descriptor->Write();
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: ESDBox::ESDBox(ISOControl* aControl)
michael@0:   : FullBox(NS_LITERAL_CSTRING("esds"), 0, 0, aControl)
michael@0: {
michael@0:   es_descriptor = new ES_Descriptor(aControl);
michael@0:   MOZ_COUNT_CTOR(ESDBox);
michael@0: }
michael@0: 
michael@0: ESDBox::~ESDBox()
michael@0: {
michael@0:   MOZ_COUNT_DTOR(ESDBox);
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: ES_Descriptor::Find(const nsACString& aType,
michael@0:                     nsTArray<nsRefPtr<MuxerOperation>>& aOperations)
michael@0: {
michael@0:   // ES_Descriptor is not a real ISOMediaBox, so we return nothing here.
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: ES_Descriptor::Write()
michael@0: {
michael@0:   mControl->Write(tag);
michael@0:   mControl->Write(length);
michael@0:   mControl->Write(ES_ID);
michael@0:   mControl->WriteBits(streamDependenceFlag.to_ulong(), streamDependenceFlag.size());
michael@0:   mControl->WriteBits(URL_Flag.to_ulong(), URL_Flag.size());
michael@0:   mControl->WriteBits(reserved.to_ulong(), reserved.size());
michael@0:   mControl->WriteBits(streamPriority.to_ulong(), streamPriority.size());
michael@0:   mControl->Write(DecodeSpecificInfo.Elements(), DecodeSpecificInfo.Length());
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: ES_Descriptor::Generate(uint32_t* aBoxSize)
michael@0: {
michael@0:   nsresult rv;
michael@0:   //   14496-1 '8.3.4 DecoderConfigDescriptor'
michael@0:   //   14496-1 '10.2.3 SL Packet Header Configuration'
michael@0:   FragmentBuffer* frag = mControl->GetFragment(Audio_Track);
michael@0:   rv = frag->GetCSD(DecodeSpecificInfo);
michael@0:   NS_ENSURE_SUCCESS(rv, rv);
michael@0: 
michael@0:   length = sizeof(ES_ID) + 1;
michael@0:   length += DecodeSpecificInfo.Length();
michael@0: 
michael@0:   *aBoxSize = sizeof(tag) + sizeof(length) + length;
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: ES_Descriptor::ES_Descriptor(ISOControl* aControl)
michael@0:   : tag(ESDescrTag)
michael@0:   , length(0)
michael@0:   , ES_ID(0)
michael@0:   , streamDependenceFlag(0)
michael@0:   , URL_Flag(0)
michael@0:   , reserved(0)
michael@0:   , streamPriority(0)
michael@0:   , mControl(aControl)
michael@0: {
michael@0:   MOZ_COUNT_CTOR(ES_Descriptor);
michael@0: }
michael@0: 
michael@0: ES_Descriptor::~ES_Descriptor()
michael@0: {
michael@0:   MOZ_COUNT_DTOR(ES_Descriptor);
michael@0: }
michael@0: 
michael@0: }