Initial community commit

1 files changed, 466 insertions, 0 deletions

diff --git a/Src/external_dependencies/libmp4v2/atom_standard.cpp b/Src/external_dependencies/libmp4v2/atom_standard.cpp
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+++ b/Src/external_dependencies/libmp4v2/atom_standard.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. 2004.  All Rights Reserved.
+ * 
+ * Contributor(s): 
+ *		Bill May (from others work).
+ */
+
+#include "mp4common.h"
+#include "atoms.h"
+
+static const char name[5]={'\xA9','n', 'a', 'm', '\0'};
+static const char art[5]={'\xA9','A', 'R', 'T', '\0'};
+static const char wrt[5]={'\xA9','w', 'r', 't', '\0'};
+static const char alb[5]={'\xA9','a', 'l', 'b', '\0'};
+static const char day[5]={'\xA9','d', 'a', 'y', '\0'};
+static const char too[5]={'\xA9','t', 'o', 'o', '\0'};
+static const char cmt[5]={'\xA9','c', 'm', 't', '\0'};
+static const char gen[5]={'\xA9','g', 'e', 'n', '\0'};
+static const char grp[5]={'\xA9','g', 'r', 'p', '\0'};
+
+MP4StandardAtom::MP4StandardAtom (const char *type) : MP4Atom(type)
+{
+  /*
+   * This is a big if else loop.  Make sure that you don't break it 
+   * when adding new atoms, or you will set the unknown type flag
+   *
+   * Try to keep it in alphabetical order - it should only be called
+   * 1 time per atom, so it's not that urgent.
+   */
+  if (ATOMID(type) == ATOMID("aART") ||
+      ATOMID(type) == ATOMID("akID") ||
+      ATOMID(type) == ATOMID("apID") ||
+      ATOMID(type) == ATOMID("atID")) {
+      ExpectChildAtom("data", Required, OnlyOne);
+  /*
+   * b???
+   */
+  } else if (ATOMID(type) == ATOMID("bitr")) {
+    AddProperty( /* 0 */
+		new MP4Integer32Property("avgBitrate"));
+    
+    AddProperty( /* 1 */
+		new MP4Integer32Property("maxBitrate"));
+
+  } else if (ATOMID(type) == ATOMID("btrt")) {
+    AddProperty( new MP4Integer32Property("bufferSizeDB")); /* 0 */
+    AddProperty( new MP4Integer32Property("avgBitrate"));   /* 1 */
+    AddProperty( new MP4Integer32Property("maxBitrate"));   /* 2 */
+  } else if (ATOMID(type) == ATOMID("burl")) {
+    AddProperty( new MP4StringProperty("base_url"));
+  /*
+   * c???
+   */
+  } else if (ATOMID(type) == ATOMID("co64")) {
+    AddVersionAndFlags();
+    
+    MP4Integer32Property* pCount = 
+      new MP4Integer32Property("entryCount"); 
+    AddProperty(pCount);
+    
+    MP4TableProperty* pTable = new MP4TableProperty("entries", pCount);
+    AddProperty(pTable);
+    
+    pTable->AddProperty(
+			new MP4Integer64Property("chunkOffset"));
+
+  } else if (ATOMID(type) == ATOMID("cpil")) {
+    ExpectChildAtom("data", Required, OnlyOne);
+  } else if (ATOMID(type) == ATOMID("covr")) { /* Apple iTunes */
+    ExpectChildAtom("data", Required, Many);
+  } else if (ATOMID(type) == ATOMID("cprt") ||
+	     ATOMID(type) == ATOMID("cnID")) {
+#if 0
+    AddVersionAndFlags();
+    AddProperty(
+		new MP4Integer16Property("language"));
+    AddProperty(
+		new MP4StringProperty("notice"));
+#else
+    ExpectChildAtom("data", Required, OnlyOne);
+#endif
+
+  } else if (ATOMID(type) == ATOMID("ctts")) {
+    AddVersionAndFlags();
+    
+    MP4Integer32Property* pCount = 
+      new MP4Integer32Property("entryCount"); 
+    AddProperty(pCount);
+    
+    MP4TableProperty* pTable = new MP4TableProperty("entries", pCount);
+    AddProperty(pTable);
+    
+    pTable->AddProperty(new MP4Integer32Property("sampleCount"));
+    pTable->AddProperty(new MP4Integer32Property("sampleOffset"));
+  /*
+   * d???
+   */
+  } else if (ATOMID(type) == ATOMID("dinf")) {
+    ExpectChildAtom("dref", Required, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("dimm")) {
+    AddProperty( // bytes of immediate data
+		new MP4Integer64Property("bytes"));
+
+  } else if (ATOMID(type) == ATOMID("disk")) { /* Apple iTunes */
+    ExpectChildAtom("data", Required, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("dmax")) {
+    AddProperty( // max packet duration 
+		new MP4Integer32Property("milliSecs"));
+
+  } else if (ATOMID(type) == ATOMID("dmed")) {
+    AddProperty( // bytes sent from media data
+		new MP4Integer64Property("bytes"));
+
+  } else if (ATOMID(type) == ATOMID("drep")) {
+    AddProperty( // bytes of repeated data
+		new MP4Integer64Property("bytes"));
+  /*
+   * e???
+   */
+  } else if (ATOMID(type) == ATOMID("edts")) {
+    ExpectChildAtom("elst", Required, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("esds")) {
+    AddVersionAndFlags();
+    AddProperty(
+		new MP4DescriptorProperty(NULL, MP4ESDescrTag, 0, 
+					  Required, OnlyOne));
+  /*
+   * f???
+   */
+  } else if (ATOMID(type) == ATOMID("frma")) {
+    AddProperty( /* 0 */
+                new MP4Integer32Property("data-format"));			
+  /*
+   * g???
+   */
+  } else if (ATOMID(type) == ATOMID("gmhd")) { 
+    ExpectChildAtom("gmin", Required, OnlyOne);
+    ExpectChildAtom("tmcd", Optional, OnlyOne);
+    ExpectChildAtom("text", Optional, OnlyOne);
+  } else if (ATOMID(type) == ATOMID("gnre") ||
+	     ATOMID(type) == ATOMID("geID")) { // Apple iTunes 
+    ExpectChildAtom("data", Optional, OnlyOne);
+
+  /*
+   * h???
+   */
+  } else if (ATOMID(type) == ATOMID("hmhd")) {
+    AddVersionAndFlags();
+    
+    AddProperty(new MP4Integer16Property("maxPduSize")); 
+    AddProperty(new MP4Integer16Property("avgPduSize")); 
+    AddProperty(new MP4Integer32Property("maxBitRate")); 
+    AddProperty(new MP4Integer32Property("avgBitRate")); 
+    AddProperty(new MP4Integer32Property("slidingAvgBitRate")); 
+  /*
+   * i???
+   */
+  } else if (ATOMID(type) == ATOMID("iKMS")) {
+    AddVersionAndFlags(); /* 0, 1 */
+    MP4StringProperty* pProp = new MP4StringProperty("kms_URI");
+    AddProperty(pProp); /* 2 */
+
+  } else if (ATOMID(type) == ATOMID("iSFM")) {
+    AddVersionAndFlags(); /* 0, 1 */
+    AddProperty( /* 2 */
+		new MP4BitfieldProperty("selective-encryption", 1));
+    AddProperty( /* 3 */
+		new MP4BitfieldProperty("reserved", 7));
+    AddProperty( /* 4 */
+		new MP4Integer8Property("key-indicator-length"));	
+    AddProperty( /* 5 */
+		new MP4Integer8Property("IV-length"));	
+
+  } else if (ATOMID(type) == ATOMID("ilst")) {
+    ExpectChildAtom("\251nam", Optional, OnlyOne); /* name */
+    ExpectChildAtom("\251ART", Optional, OnlyOne); /* artist */
+    ExpectChildAtom("\251wrt", Optional, OnlyOne); /* writer */
+    ExpectChildAtom("\251alb", Optional, OnlyOne); /* album */
+    ExpectChildAtom("\251day", Optional, OnlyOne); /* date */
+    ExpectChildAtom("\251too", Optional, OnlyOne); /* tool */
+    ExpectChildAtom("\251cmt", Optional, OnlyOne); /* comment */
+    ExpectChildAtom("\251gen", Optional, OnlyOne); /* custom genre */
+    ExpectChildAtom("trkn", Optional, OnlyOne); /* tracknumber */
+    ExpectChildAtom("disk", Optional, OnlyOne); /* disknumber */
+    ExpectChildAtom("gnre", Optional, OnlyOne); /* genre (ID3v1 index + 1) */
+    ExpectChildAtom("cpil", Optional, OnlyOne); /* compilation */
+    ExpectChildAtom("tmpo", Optional, OnlyOne); /* BPM */
+    ExpectChildAtom("covr", Optional, OnlyOne); /* cover art */
+    ExpectChildAtom("aART", Optional, OnlyOne); /* album artist */
+    ExpectChildAtom("----", Optional, Many); /* ---- free form */
+    ExpectChildAtom("pgap", Optional, OnlyOne); /* part of gapless album */
+	ExpectChildAtom("rate", Optional, OnlyOne); /* rating 0-100 */
+  }  else if (ATOMID(type) == ATOMID("imif")) {
+    AddVersionAndFlags();
+    AddProperty(new MP4DescriptorProperty("ipmp_desc", MP4IPMPDescrTag,
+					  MP4IPMPDescrTag, Required, Many));
+  } else if (ATOMID(type) == ATOMID("iods")) {
+    AddVersionAndFlags();
+    AddProperty(
+		new MP4DescriptorProperty(NULL, MP4FileIODescrTag, 
+					  MP4FileODescrTag, 
+					  Required, OnlyOne));
+  /*
+   * m???
+   */
+  } else if (ATOMID(type) == ATOMID("maxr")) {
+    AddProperty(new MP4Integer32Property("granularity"));
+    AddProperty(new MP4Integer32Property("bytes"));
+
+  } else if (ATOMID(type) == ATOMID("mdia")) {
+    ExpectChildAtom("mdhd", Required, OnlyOne);
+    ExpectChildAtom("hdlr", Required, OnlyOne);
+    ExpectChildAtom("minf", Required, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("meta")) { // iTunes
+    AddVersionAndFlags(); /* 0, 1 */
+    ExpectChildAtom("hdlr", Required, OnlyOne);
+    ExpectChildAtom("ilst", Required, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("mfhd")) {
+    AddVersionAndFlags();	/* 0, 1 */
+    AddProperty( /* 2 */
+		new MP4Integer32Property("sequenceNumber"));
+
+  } else if (ATOMID(type) == ATOMID("minf")) {
+    ExpectChildAtom("vmhd", Optional, OnlyOne);
+    ExpectChildAtom("smhd", Optional, OnlyOne);
+    ExpectChildAtom("hmhd", Optional, OnlyOne);
+    ExpectChildAtom("nmhd", Optional, OnlyOne);
+    ExpectChildAtom("gmhd", Optional, OnlyOne);
+    ExpectChildAtom("dinf", Required, OnlyOne);
+    ExpectChildAtom("stbl", Required, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("moof")) {
+    ExpectChildAtom("mfhd", Required, OnlyOne);
+    ExpectChildAtom("traf", Optional, Many);
+
+  } else if (ATOMID(type) == ATOMID("moov")) {
+    ExpectChildAtom("mvhd", Required, OnlyOne);
+    ExpectChildAtom("iods", Optional, OnlyOne);
+    ExpectChildAtom("trak", Required, Many);
+    ExpectChildAtom("udta", Optional, Many);
+    ExpectChildAtom("mvex", Optional, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("mvex")) {
+    ExpectChildAtom("trex", Required, Many);
+
+  /*
+   * n???
+   */
+  } else if (ATOMID(type) == ATOMID("nmhd")) {
+    AddVersionAndFlags();
+
+  } else if (ATOMID(type) == ATOMID("nump")) {
+    AddProperty( // packets sent
+		new MP4Integer64Property("packets"));
+  /*
+    * o???
+    */
+  } else if (ATOMID(type) == ATOMID("odkm")) {
+    AddVersionAndFlags();
+    ExpectChildAtom("ohdr", Required, OnlyOne);
+  /*
+   * p???
+   */
+  } else if (ATOMID(type) == ATOMID("payt")) {
+    AddProperty(new MP4Integer32Property("payloadNumber"));
+    AddProperty(new MP4StringProperty("rtpMap", Counted));
+
+  } else if (ATOMID(type) == ATOMID("pinf")) {
+    ExpectChildAtom("frma", Required, OnlyOne);
+  } else if (ATOMID(type) == ATOMID("pmax")) {
+    AddProperty( // max packet size 
+		new MP4Integer32Property("bytes"));
+  } else if (ATOMID(type) == ATOMID("pgap") ||
+	     ATOMID(type) == ATOMID("plID") ||
+	     ATOMID(type) == ATOMID("purd") ||
+	     ATOMID(type) == ATOMID("rtng")) {
+    ExpectChildAtom("data", Required, OnlyOne);
+  /*
+   * s???
+   */
+  } else if (ATOMID(type) == ATOMID("schi")) {
+    // not sure if this is child atoms or table of boxes
+    // get clarification on spec 9.1.2.5
+    ExpectChildAtom("odkm", Optional, OnlyOne);
+    ExpectChildAtom("iKMS", Optional, OnlyOne);
+    ExpectChildAtom("iSFM", Optional, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("schm")) {
+    AddVersionAndFlags(); /* 0, 1 */
+    AddProperty( /* 2 */
+                new MP4Integer32Property("scheme_type"));
+    AddProperty( /* 3 */
+	        new MP4Integer32Property("scheme_version"));
+    // browser URI if flags set, TODO
+
+  } else if (ATOMID(type) == ATOMID("sinf")) {
+    ExpectChildAtom("frma", Required, OnlyOne);
+    ExpectChildAtom("imif", Optional, OnlyOne);
+    ExpectChildAtom("schm", Optional, OnlyOne);
+    ExpectChildAtom("schi", Optional, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("smhd")) {
+    AddVersionAndFlags();
+    AddReserved("reserved", 4);
+
+  } else if (ATOMID(type) == ATOMID("snro")) {
+    AddProperty(new MP4Integer32Property("offset"));
+
+  } else if (ATOMID(type) == ATOMID("stco")) {
+    AddVersionAndFlags();
+
+    MP4Integer32Property* pCount = new MP4Integer32Property("entryCount"); 
+    AddProperty(pCount);
+
+    MP4TableProperty* pTable = new MP4TableProperty("entries", pCount);
+    AddProperty(pTable);
+
+    pTable->AddProperty(new MP4Integer32Property("chunkOffset"));
+
+  } else if (ATOMID(type) == ATOMID("stsh")) {
+    AddVersionAndFlags();
+
+    MP4Integer32Property* pCount = new MP4Integer32Property("entryCount"); 
+    AddProperty(pCount);
+
+    MP4TableProperty* pTable = new MP4TableProperty("entries", pCount);
+    AddProperty(pTable);
+
+    pTable->AddProperty(new MP4Integer32Property("shadowedSampleNumber"));
+    pTable->AddProperty(new MP4Integer32Property("syncSampleNumber"));
+
+  } else if (ATOMID(type) == ATOMID("stss")) {
+    AddVersionAndFlags();
+
+    MP4Integer32Property* pCount = new MP4Integer32Property("entryCount"); 
+    AddProperty(pCount);
+
+    MP4TableProperty* pTable = new MP4TableProperty("entries", pCount);
+    AddProperty(pTable);
+
+    pTable->AddProperty(new MP4Integer32Property("sampleNumber"));
+
+  } else if (ATOMID(type) == ATOMID("stts")) {
+    AddVersionAndFlags();
+    MP4Integer32Property* pCount = new MP4Integer32Property("entryCount"); 
+    AddProperty(pCount);
+
+    MP4TableProperty* pTable = new MP4TableProperty("entries", pCount);
+    AddProperty(pTable);
+
+    pTable->AddProperty(new MP4Integer32Property("sampleCount"));
+    pTable->AddProperty(new MP4Integer32Property("sampleDelta"));
+  } else if (ATOMID(type) == ATOMID("sfID") ||
+	     ATOMID(type) == ATOMID("stik")) {
+    ExpectChildAtom("data", Required, OnlyOne);
+  /*
+   * t???
+   */
+  } else if (ATOMID(type) == ATOMID("tims")) {
+    AddProperty( 
+		new MP4Integer32Property("timeScale"));
+
+  } else if (ATOMID(type) == ATOMID("tmin")) {
+    AddProperty( // min relative xmit time
+		new MP4Integer32Property("milliSecs"));
+
+  } else if (ATOMID(type) == ATOMID("tmax")) {
+    AddProperty( // max relative xmit time
+		new MP4Integer32Property("milliSecs"));
+
+  } else if (ATOMID(type) == ATOMID("tmpo")) { // iTunes
+    ExpectChildAtom("data", Required, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("traf")) {
+    ExpectChildAtom("tfhd", Required, OnlyOne);
+    ExpectChildAtom("trun", Optional, Many);
+
+  } else if (ATOMID(type) == ATOMID("trak")) {
+    ExpectChildAtom("tkhd", Required, OnlyOne);
+    ExpectChildAtom("tref", Optional, OnlyOne);
+    ExpectChildAtom("edts", Optional, OnlyOne);
+    ExpectChildAtom("mdia", Required, OnlyOne);
+    ExpectChildAtom("udta", Optional, Many);
+
+  } else if (ATOMID(type) == ATOMID("tref")) {
+    ExpectChildAtom("chap", Optional, OnlyOne);
+    ExpectChildAtom("dpnd", Optional, OnlyOne);
+    ExpectChildAtom("hint", Optional, OnlyOne);
+    ExpectChildAtom("ipir", Optional, OnlyOne);
+    ExpectChildAtom("mpod", Optional, OnlyOne);
+    ExpectChildAtom("sync", Optional, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("trex")) {
+    AddVersionAndFlags();	/* 0, 1 */
+    AddProperty( /* 2 */
+		new MP4Integer32Property("trackId"));
+    AddProperty( /* 3 */
+		new MP4Integer32Property("defaultSampleDesriptionIndex"));
+    AddProperty( /* 4 */
+		new MP4Integer32Property("defaultSampleDuration"));
+    AddProperty( /* 5 */
+		new MP4Integer32Property("defaultSampleSize"));
+    AddProperty( /* 6 */
+		new MP4Integer32Property("defaultSampleFlags"));
+
+  } else if (ATOMID(type) == ATOMID("rate")) {
+    ExpectChildAtom("data", Optional, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("trkn")) { // iTunes
+    ExpectChildAtom("data", Required, OnlyOne);
+
+  } else if (ATOMID(type) == ATOMID("trpy") ||
+	     ATOMID(type) == ATOMID("tpyl")) {
+    AddProperty( // bytes sent including RTP headers
+		new MP4Integer64Property("bytes"));
+
+  } else if (ATOMID(type) == ATOMID("tsro")) {
+    AddProperty( 
+		new MP4Integer32Property("offset"));
+  } else if (ATOMID(type) == ATOMID("wave")) {
+    ExpectChildAtom("esds", Required, OnlyOne);
+  /*
+   * copyright???
+   */
+  } else if (ATOMID(type) == ATOMID(art) ||
+	     ATOMID(type) == ATOMID(wrt) ||
+	     ATOMID(type) == ATOMID(alb) ||
+	     ATOMID(type) == ATOMID(day) ||
+	     ATOMID(type) == ATOMID(too) ||
+	     ATOMID(type) == ATOMID(gen) ||
+	     ATOMID(type) == ATOMID(grp)) { /* Apple iTunes */
+    ExpectChildAtom("data", Required, OnlyOne);
+  /*
+   * ---- 
+   */
+  } else if (ATOMID(type) == ATOMID("----")) { /* Apple iTunes */
+    ExpectChildAtom("mean", Required, OnlyOne);
+    ExpectChildAtom("name", Required, OnlyOne);
+    ExpectChildAtom("data", Required, OnlyOne);
+  } else {
+  /*
+   * default - unknown type
+   */
+    SetUnknownType(true);
+  }
+  
+}