winamp/Src/external_dependencies/libmp4v2/atom_s263.cpp
2024-09-24 14:54:57 +02:00

79 lines
2.1 KiB
C++

/*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is MPEG4IP.
*
* The Initial Developer of the Original Code is Cisco Systems Inc.
* Portions created by Cisco Systems Inc. are
* Copyright (C) Cisco Systems Inc. 2001. All Rights Reserved.
*
* 3GPP features implementation is based on 3GPP's TS26.234-v5.60,
* and was contributed by Ximpo Group Ltd.
*
* Portions created by Ximpo Group Ltd. are
* Copyright (C) Ximpo Group Ltd. 2003, 2004. All Rights Reserved.
*
* Contributor(s):
* Ximpo Group Ltd. mp4v2@ximpo.com
*/
#include "mp4common.h"
MP4S263Atom::MP4S263Atom()
: MP4Atom("s263")
{
AddReserved("reserved1", 6); /* 0 */
AddProperty( /* 1 */
new MP4Integer16Property("dataReferenceIndex"));
AddReserved("reserved2", 16); /* 2 */
AddProperty( /* 3 */
new MP4Integer16Property("width"));
AddProperty( /* 4 */
new MP4Integer16Property("height"));
AddReserved("reserved3", 50); /* 5 */
ExpectChildAtom("d263", Required, OnlyOne);
}
void MP4S263Atom::Generate()
{
MP4Atom::Generate();
((MP4Integer16Property*)m_pProperties[1])->SetValue(1);
// property reserved2 has non-zero fixed values
static u_int8_t reserved3[50] = {
0x00, 0x48, 0x00, 0x00,
0x00, 0x48, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x24,
0xFF, 0xFF
};
m_pProperties[5]->SetReadOnly(false);
((MP4BytesProperty*)m_pProperties[5])->
SetValue(reserved3, sizeof(reserved3));
m_pProperties[5]->SetReadOnly(true);
}