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authorJean-Francois Mauguit <jfmauguit@mac.com>2024-09-24 09:03:25 -0400
committerGitHub <noreply@github.com>2024-09-24 09:03:25 -0400
commitbab614c421ed7ae329d26bf028c4a3b1d2450f5a (patch)
tree12f17f78986871dd2cfb0a56e5e93b545c1ae0d0 /Src/external_dependencies/libmp4v2/atom_meta.cpp
parent4bde6044fddf053f31795b9eaccdd2a5a527d21f (diff)
parent20d28e80a5c861a9d5f449ea911ab75b4f37ad0d (diff)
downloadwinamp-bab614c421ed7ae329d26bf028c4a3b1d2450f5a.tar.gz
Merge pull request #5 from WinampDesktop/community
Merge to main
Diffstat (limited to 'Src/external_dependencies/libmp4v2/atom_meta.cpp')
-rw-r--r--Src/external_dependencies/libmp4v2/atom_meta.cpp117
1 files changed, 117 insertions, 0 deletions
diff --git a/Src/external_dependencies/libmp4v2/atom_meta.cpp b/Src/external_dependencies/libmp4v2/atom_meta.cpp
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+/*
+ * 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.
+ *
+ * Contributor(s):
+ * M. Bakker mbakker at nero.com
+ *
+ * Apple iTunes META data
+ */
+
+#include "mp4common.h"
+
+MP4Meta1Atom::MP4Meta1Atom(const char *name)
+ : MP4Atom(name)
+{
+ AddVersionAndFlags(); /* 0, 1 */
+
+ AddProperty(new MP4BytesProperty("metadata")); /* 2 */
+}
+
+void MP4Meta1Atom::Read()
+{
+ // calculate size of the metadata from the atom size
+ ((MP4BytesProperty*)m_pProperties[2])->SetValueSize(m_size - 4);
+
+ MP4Atom::Read();
+}
+
+MP4DataAtom::MP4DataAtom()
+ : MP4Atom("data")
+{
+ AddVersionAndFlags(); /* 0, 1 */
+ AddReserved("reserved2", 4); /* 2 */
+
+ AddProperty(
+ new MP4BytesProperty("metadata")); /* 3 */
+}
+
+void MP4DataAtom::Read()
+{
+ // calculate size of the metadata from the atom size
+ ((MP4BytesProperty*)m_pProperties[3])->SetValueSize(m_size - 8);
+
+ MP4Atom::Read();
+}
+
+
+// MP4Meta2Atom is for \251nam and \251cmt flags, which appear differently
+// in .mov and in itunes file. In .movs, they appear under udata, in
+// itunes, they appear under ilst.
+MP4Meta2Atom::MP4Meta2Atom (const char *name) : MP4Atom(name)
+{
+}
+
+void MP4Meta2Atom::Read ()
+{
+ MP4Atom *parent = GetParentAtom();
+ if (ATOMID(parent->GetType()) == ATOMID("udta")) {
+ // add data property
+ AddReserved("reserved2", 4); /* 0 */
+
+ AddProperty(
+ new MP4BytesProperty("metadata")); /* 1 */
+ ((MP4BytesProperty*)m_pProperties[1])->SetValueSize(m_size - 4);
+ } else {
+ ExpectChildAtom("data", Required, OnlyOne);
+ }
+ MP4Atom::Read();
+}
+
+
+MP4Meta3Atom::MP4Meta3Atom (const char *name) : MP4Atom(name)
+{
+ // add data property
+ AddReserved("reserved2", 4); /* 0 */
+ AddProperty(new MP4Integer16Property("language"));
+
+ MP4StringProperty *strProp = new MP4StringProperty("metadata");
+ strProp->SetUnicode(true);
+ AddProperty(strProp); /* 3 */
+}
+
+void MP4Meta3Atom::Read ()
+{
+
+
+ MP4Atom::Read();
+}
+
+MP4Meta4Atom::MP4Meta4Atom (const char *name) : MP4Atom(name)
+{
+
+ // add data property
+ AddReserved("reserved2", 4); /* 0 */
+
+ AddProperty(new MP4Integer16Property("metadata")); /* 1 */
+
+}
+
+void MP4Meta4Atom::Read ()
+{
+
+ MP4Atom::Read();
+}