Merge WebM input/output branch

Change-Id: I83a6f18d2314e5d97759b4ae49afaa52fd8b3c44

args.c

@@ -120,9 +120,13 @@ void arg_show_usage(FILE *fp, const struct arg_def *const *defs)
         char *long_val = def->has_val ? "=<arg>" : "";
 
         if (def->short_name && def->long_name)
-            snprintf(option_text, 37, "-%s%s, --%s%s",
-                     def->short_name, short_val,
+        {
+            char *comma = def->has_val ? "," : ",      ";
+
+            snprintf(option_text, 37, "-%s%s%s --%s%6s",
+                     def->short_name, short_val, comma,
                      def->long_name, long_val);
+        }
         else if (def->short_name)
             snprintf(option_text, 37, "-%s%s",
                      def->short_name, short_val);

examples.mk

@@ -12,19 +12,38 @@
 # List of examples to build. UTILS are files that are taken from the source
 # tree directly, and GEN_EXAMPLES are files that are created from the
 # examples folder.
-UTILS-$(CONFIG_DECODERS)    += ivfdec.c
-ivfdec.SRCS                 += md5_utils.c md5_utils.h
-ivfdec.SRCS                 += vpx_ports/vpx_timer.h
-ivfdec.SRCS                 += vpx/vpx_integer.h
-ivfdec.SRCS                 += args.c args.h vpx_ports/config.h
-ivfdec.GUID                  = BA5FE66F-38DD-E034-F542-B1578C5FB950
-ivfdec.DESCRIPTION           = Full featured decoder
-UTILS-$(CONFIG_ENCODERS)    += ivfenc.c
-ivfenc.SRCS                 += args.c args.h y4minput.c y4minput.h
-ivfenc.SRCS                 += vpx_ports/config.h vpx_ports/mem_ops.h
-ivfenc.SRCS                 += vpx_ports/mem_ops_aligned.h
-ivfenc.GUID                  = 548DEC74-7A15-4B2B-AFC3-AA102E7C25C1
-ivfenc.DESCRIPTION           = Full featured encoder
+UTILS-$(CONFIG_DECODERS)    += vpxdec.c
+vpxdec.SRCS                 += md5_utils.c md5_utils.h
+vpxdec.SRCS                 += vpx_ports/vpx_timer.h
+vpxdec.SRCS                 += vpx/vpx_integer.h
+vpxdec.SRCS                 += args.c args.h vpx_ports/config.h
+vpxdec.SRCS                 += nestegg/halloc/halloc.h
+vpxdec.SRCS                 += nestegg/halloc/src/align.h
+vpxdec.SRCS                 += nestegg/halloc/src/halloc.c
+vpxdec.SRCS                 += nestegg/halloc/src/hlist.h
+vpxdec.SRCS                 += nestegg/halloc/src/macros.h
+vpxdec.SRCS                 += nestegg/include/nestegg/nestegg.h
+vpxdec.SRCS                 += nestegg/src/nestegg.c
+vpxdec.GUID                  = BA5FE66F-38DD-E034-F542-B1578C5FB950
+vpxdec.DESCRIPTION           = Full featured decoder
+UTILS-$(CONFIG_ENCODERS)    += vpxenc.c
+vpxenc.SRCS                 += args.c args.h y4minput.c y4minput.h
+vpxenc.SRCS                 += vpx_ports/config.h vpx_ports/mem_ops.h
+vpxenc.SRCS                 += vpx_ports/mem_ops_aligned.h
+vpxenc.SRCS                 += libmkv/EbmlIDs.h
+vpxenc.SRCS                 += libmkv/EbmlWriter.c
+vpxenc.SRCS                 += libmkv/EbmlWriter.h
+vpxenc.GUID                  = 548DEC74-7A15-4B2B-AFC3-AA102E7C25C1
+vpxenc.DESCRIPTION           = Full featured encoder
+
+# Clean up old ivfenc, ivfdec binaries.
+ifeq ($(CONFIG_MSVS),yes)
+CLEAN-OBJS += $(foreach p,$(VS_PLATFORMS),$(p)/Release/ivfenc.exe)
+CLEAN-OBJS += $(foreach p,$(VS_PLATFORMS),$(p)/Release/ivfdec.exe)
+else
+CLEAN-OBJS += ivfenc{.c.o,.c.d,.dox,.exe}
+CLEAN-OBJS += ivfdec{.c.o,.c.d,.dox,.exe}
+endif
 
 # XMA example disabled for now, not used in VP8
 #UTILS-$(CONFIG_DECODERS)    += example_xma.c

libmkv/EbmlBufferWriter.c

+//#include <strmif.h>
+#include "EbmlBufferWriter.h"
+#include "EbmlWriter.h"
+//#include <cassert>
+//#include <limits>
+//#include <malloc.h>  //_alloca
+#include <stdlib.h>
+#include <wchar.h>
+#include <string.h>
+
+void Ebml_Write(EbmlGlobal *glob, const void *buffer_in, unsigned long len)
+{
+    unsigned char *src = glob->buf;
+    src += glob->offset;
+    memcpy(src, buffer_in, len);
+    glob->offset += len;
+}
+
+static void _Serialize(EbmlGlobal *glob, const unsigned char *p, const unsigned char *q)
+{
+    while (q != p)
+    {
+        --q;
+
+        unsigned long cbWritten;
+        memcpy(&(glob->buf[glob->offset]), q, 1);
+        glob->offset ++;
+    }
+}
+
+void Ebml_Serialize(EbmlGlobal *glob, const void *buffer_in, unsigned long len)
+{
+    //assert(buf);
+
+    const unsigned char *const p = (const unsigned char *)(buffer_in);
+    const unsigned char *const q = p + len;
+
+    _Serialize(glob, p, q);
+}
+
+
+void Ebml_StartSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc, unsigned long class_id)
+{
+    Ebml_WriteID(glob, class_id);
+    ebmlLoc->offset = glob->offset;
+    //todo this is always taking 8 bytes, this may need later optimization
+    unsigned long long unknownLen =  0x01FFFFFFFFFFFFFFLLU;
+    Ebml_Serialize(glob, (void *)&unknownLen, 8); //this is a key that says lenght unknown
+}
+
+void Ebml_EndSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc)
+{
+    unsigned long long size = glob->offset - ebmlLoc->offset - 8;
+    unsigned long long curOffset = glob->offset;
+    glob->offset = ebmlLoc->offset;
+    size |=  0x0100000000000000LLU;
+    Ebml_Serialize(glob, &size, 8);
+    glob->offset = curOffset;
+}
+

libmkv/EbmlBufferWriter.h

+#ifndef EBMLBUFFERWRITER_HPP
+#define EBMLBUFFERWRITER_HPP
+
+typedef struct
+{
+    unsigned long long offset;
+} EbmlLoc;
+
+typedef struct
+{
+    unsigned char *buf;
+    unsigned int length;
+    unsigned int offset;
+} EbmlGlobal;
+
+
+void Ebml_StartSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc, unsigned long class_id);
+void Ebml_EndSubElement(EbmlGlobal *glob,  EbmlLoc *ebmlLoc);
+
+
+#endif

libmkv/EbmlIDs.h

+// Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+//
+// Use of this source code is governed by a BSD-style license
+// that can be found in the LICENSE file in the root of the source
+// tree. An additional intellectual property rights grant can be found
+// in the file PATENTS.  All contributing project authors may
+// be found in the AUTHORS file in the root of the source tree.
+
+
+#ifndef MKV_DEFS_HPP
+#define MKV_DEFS_HPP 1
+
+//Commenting out values not available in webm, but available in matroska
+
+enum mkv
+{
+    EBML = 0x1A45DFA3,
+    EBMLVersion = 0x4286,
+    EBMLReadVersion = 0x42F7,
+    EBMLMaxIDLength = 0x42F2,
+    EBMLMaxSizeLength = 0x42F3,
+    DocType = 0x4282,
+    DocTypeVersion = 0x4287,
+    DocTypeReadVersion = 0x4285,
+//  CRC_32 = 0xBF,
+    Void = 0xEC,
+    SignatureSlot = 0x1B538667,
+    SignatureAlgo = 0x7E8A,
+    SignatureHash = 0x7E9A,
+    SignaturePublicKey = 0x7EA5,
+    Signature = 0x7EB5,
+    SignatureElements = 0x7E5B,
+    SignatureElementList = 0x7E7B,
+    SignedElement = 0x6532,
+    //segment
+    Segment = 0x18538067,
+    //Meta Seek Information
+    SeekHead = 0x114D9B74,
+    Seek = 0x4DBB,
+    SeekID = 0x53AB,
+    SeekPosition = 0x53AC,
+    //Segment Information
+    Info = 0x1549A966,
+//  SegmentUID = 0x73A4,
+//  SegmentFilename = 0x7384,
+//  PrevUID = 0x3CB923,
+//  PrevFilename = 0x3C83AB,
+//  NextUID = 0x3EB923,
+//  NextFilename = 0x3E83BB,
+//  SegmentFamily = 0x4444,
+//  ChapterTranslate = 0x6924,
+//  ChapterTranslateEditionUID = 0x69FC,
+//  ChapterTranslateCodec = 0x69BF,
+//  ChapterTranslateID = 0x69A5,
+    TimecodeScale = 0x2AD7B1,
+    Segment_Duration = 0x4489,
+    DateUTC = 0x4461,
+//  Title = 0x7BA9,
+    MuxingApp = 0x4D80,
+    WritingApp = 0x5741,
+    //Cluster
+    Cluster = 0x1F43B675,
+    Timecode = 0xE7,
+//  SilentTracks = 0x5854,
+//  SilentTrackNumber = 0x58D7,
+//  Position = 0xA7,
+    PrevSize = 0xAB,
+    BlockGroup = 0xA0,
+    Block = 0xA1,
+//  BlockVirtual = 0xA2,
+//  BlockAdditions = 0x75A1,
+//  BlockMore = 0xA6,
+//  BlockAddID = 0xEE,
+//  BlockAdditional = 0xA5,
+    BlockDuration = 0x9B,
+//  ReferencePriority = 0xFA,
+    ReferenceBlock = 0xFB,
+//  ReferenceVirtual = 0xFD,
+//  CodecState = 0xA4,
+//  Slices = 0x8E,
+//  TimeSlice = 0xE8,
+    LaceNumber = 0xCC,
+//  FrameNumber = 0xCD,
+//  BlockAdditionID = 0xCB,
+//  MkvDelay = 0xCE,
+//  Cluster_Duration = 0xCF,
+    SimpleBlock = 0xA3,
+//  EncryptedBlock = 0xAF,
+    //Track
+    Tracks = 0x1654AE6B,
+    TrackEntry = 0xAE,
+    TrackNumber = 0xD7,
+    TrackUID = 0x73C5,
+    TrackType = 0x83,
+    FlagEnabled = 0xB9,
+    FlagDefault = 0x88,
+    FlagForced = 0x55AA,
+    FlagLacing = 0x9C,
+//  MinCache = 0x6DE7,
+//  MaxCache = 0x6DF8,
+    DefaultDuration = 0x23E383,
+//  TrackTimecodeScale = 0x23314F,
+//  TrackOffset = 0x537F,
+//  MaxBlockAdditionID = 0x55EE,
+    Name = 0x536E,
+    Language = 0x22B59C,
+    CodecID = 0x86,
+    CodecPrivate = 0x63A2,
+    CodecName = 0x258688,
+//  AttachmentLink = 0x7446,
+//  CodecSettings = 0x3A9697,
+//  CodecInfoURL = 0x3B4040,
+//  CodecDownloadURL = 0x26B240,
+//  CodecDecodeAll = 0xAA,
+//  TrackOverlay = 0x6FAB,
+//  TrackTranslate = 0x6624,
+//  TrackTranslateEditionUID = 0x66FC,
+//  TrackTranslateCodec = 0x66BF,
+//  TrackTranslateTrackID = 0x66A5,
+    //video
+    Video = 0xE0,
+    FlagInterlaced = 0x9A,
+//  StereoMode = 0x53B8,
+    PixelWidth = 0xB0,
+    PixelHeight = 0xBA,
+    PixelCropBottom = 0x54AA,
+    PixelCropTop = 0x54BB,
+    PixelCropLeft = 0x54CC,
+    PixelCropRight = 0x54DD,
+    DisplayWidth = 0x54B0,
+    DisplayHeight = 0x54BA,
+    DisplayUnit = 0x54B2,
+    AspectRatioType = 0x54B3,
+//  ColourSpace = 0x2EB524,
+//  GammaValue = 0x2FB523,
+    FrameRate = 0x2383E3,
+    //end video
+    //audio
+    Audio = 0xE1,
+    SamplingFrequency = 0xB5,
+    OutputSamplingFrequency = 0x78B5,
+    Channels = 0x9F,
+//  ChannelPositions = 0x7D7B,
+    BitDepth = 0x6264,
+    //end audio
+    //content encoding
+//  ContentEncodings = 0x6d80,
+//  ContentEncoding = 0x6240,
+//  ContentEncodingOrder = 0x5031,
+//  ContentEncodingScope = 0x5032,
+//  ContentEncodingType = 0x5033,
+//  ContentCompression = 0x5034,
+//  ContentCompAlgo = 0x4254,
+//  ContentCompSettings = 0x4255,
+//  ContentEncryption = 0x5035,
+//  ContentEncAlgo = 0x47e1,
+//  ContentEncKeyID = 0x47e2,
+//  ContentSignature = 0x47e3,
+//  ContentSigKeyID = 0x47e4,
+//  ContentSigAlgo = 0x47e5,
+//  ContentSigHashAlgo = 0x47e6,
+    //end content encoding
+    //Cueing Data
+    Cues = 0x1C53BB6B,
+    CuePoint = 0xBB,
+    CueTime = 0xB3,
+    CueTrackPositions = 0xB7,
+    CueTrack = 0xF7,
+    CueClusterPosition = 0xF1,
+    CueBlockNumber = 0x5378,
+//  CueCodecState = 0xEA,
+//  CueReference = 0xDB,
+//  CueRefTime = 0x96,
+//  CueRefCluster = 0x97,
+//  CueRefNumber = 0x535F,
+//  CueRefCodecState = 0xEB,
+    //Attachment
+//  Attachments = 0x1941A469,
+//  AttachedFile = 0x61A7,
+//  FileDescription = 0x467E,
+//  FileName = 0x466E,
+//  FileMimeType = 0x4660,
+//  FileData = 0x465C,
+//  FileUID = 0x46AE,
+//  FileReferral = 0x4675,
+    //Chapters
+//  Chapters = 0x1043A770,
+//  EditionEntry = 0x45B9,
+//  EditionUID = 0x45BC,
+//  EditionFlagHidden = 0x45BD,
+//  EditionFlagDefault = 0x45DB,
+//  EditionFlagOrdered = 0x45DD,
+//  ChapterAtom = 0xB6,
+//  ChapterUID = 0x73C4,
+//  ChapterTimeStart = 0x91,
+//  ChapterTimeEnd = 0x92,
+//  ChapterFlagHidden = 0x98,
+//  ChapterFlagEnabled = 0x4598,
+//  ChapterSegmentUID = 0x6E67,
+//  ChapterSegmentEditionUID = 0x6EBC,
+//  ChapterPhysicalEquiv = 0x63C3,
+//  ChapterTrack = 0x8F,
+//  ChapterTrackNumber = 0x89,
+//  ChapterDisplay = 0x80,
+//  ChapString = 0x85,
+//  ChapLanguage = 0x437C,
+//  ChapCountry = 0x437E,
+//  ChapProcess = 0x6944,
+//  ChapProcessCodecID = 0x6955,
+//  ChapProcessPrivate = 0x450D,
+//  ChapProcessCommand = 0x6911,
+//  ChapProcessTime = 0x6922,
+//  ChapProcessData = 0x6933,
+    //Tagging
+//  Tags = 0x1254C367,
+//  Tag = 0x7373,
+//  Targets = 0x63C0,
+//  TargetTypeValue = 0x68CA,
+//  TargetType = 0x63CA,
+//  Tagging_TrackUID = 0x63C5,
+//  Tagging_EditionUID = 0x63C9,
+//  Tagging_ChapterUID = 0x63C4,
+//  AttachmentUID = 0x63C6,
+//  SimpleTag = 0x67C8,
+//  TagName = 0x45A3,
+//  TagLanguage = 0x447A,
+//  TagDefault = 0x4484,
+//  TagString = 0x4487,
+//  TagBinary = 0x4485,
+};
+#endif
\ No newline at end of file

libmkv/EbmlWriter.c

+// Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+//
+// Use of this source code is governed by a BSD-style license
+// that can be found in the LICENSE file in the root of the source
+// tree. An additional intellectual property rights grant can be found
+// in the file PATENTS.  All contributing project authors may
+// be found in the AUTHORS file in the root of the source tree.
+
+
+#include "EbmlWriter.h"
+#include <stdlib.h>
+#include <wchar.h>
+#include <string.h>
+#if defined(_MSC_VER)
+#define LITERALU64(n) n
+#else
+#define LITERALU64(n) n##LLU
+#endif
+
+void Ebml_WriteLen(EbmlGlobal *glob, long long val)
+{
+    //TODO check and make sure we are not > than 0x0100000000000000LLU
+    unsigned char size = 8; //size in bytes to output
+    unsigned long long minVal = LITERALU64(0x00000000000000ff); //mask to compare for byte size
+
+    for (size = 1; size < 8; size ++)
+    {
+        if (val < minVal)
+            break;
+
+        minVal = (minVal << 7);
+    }
+
+    val |= (LITERALU64(0x000000000000080) << ((size - 1) * 7));
+
+    Ebml_Serialize(glob, (void *) &val, size);
+}
+
+void Ebml_WriteString(EbmlGlobal *glob, const char *str)
+{
+    const size_t size_ = strlen(str);
+    const unsigned long long  size = size_;
+    Ebml_WriteLen(glob, size);
+    //TODO: it's not clear from the spec whether the nul terminator
+    //should be serialized too.  For now we omit the null terminator.
+    Ebml_Write(glob, str, size);
+}
+
+void Ebml_WriteUTF8(EbmlGlobal *glob, const wchar_t *wstr)
+{
+    const size_t strlen = wcslen(wstr);
+
+    //TODO: it's not clear from the spec whether the nul terminator
+    //should be serialized too.  For now we include it.
+    const unsigned long long  size = strlen;
+
+    Ebml_WriteLen(glob, size);
+    Ebml_Write(glob, wstr, size);
+}
+
+void Ebml_WriteID(EbmlGlobal *glob, unsigned long class_id)
+{
+    if (class_id >= 0x01000000)
+        Ebml_Serialize(glob, (void *)&class_id, 4);
+    else if (class_id >= 0x00010000)
+        Ebml_Serialize(glob, (void *)&class_id, 3);
+    else if (class_id >= 0x00000100)
+        Ebml_Serialize(glob, (void *)&class_id, 2);
+    else
+        Ebml_Serialize(glob, (void *)&class_id, 1);
+}
+void Ebml_SerializeUnsigned64(EbmlGlobal *glob, unsigned long class_id, uint64_t ui)
+{
+    unsigned char sizeSerialized = 8 | 0x80;
+    Ebml_WriteID(glob, class_id);
+    Ebml_Serialize(glob, &sizeSerialized, 1);
+    Ebml_Serialize(glob, &ui, 8);
+}
+
+void Ebml_SerializeUnsigned(EbmlGlobal *glob, unsigned long class_id, unsigned long ui)
+{
+    unsigned char size = 8; //size in bytes to output
+    unsigned char sizeSerialized = 0;
+    unsigned long minVal;
+
+    Ebml_WriteID(glob, class_id);
+    minVal = 0x7fLU; //mask to compare for byte size
+
+    for (size = 1; size < 4; size ++)
+    {
+        if (ui < minVal)
+        {
+            break;
+        }
+
+        minVal <<= 7;
+    }
+
+    sizeSerialized = 0x80 | size;
+    Ebml_Serialize(glob, &sizeSerialized, 1);
+    Ebml_Serialize(glob, &ui, size);
+}
+//TODO: perhaps this is a poor name for this id serializer helper function
+void Ebml_SerializeBinary(EbmlGlobal *glob, unsigned long class_id, unsigned long bin)
+{
+    int size;
+    for (size=4; size > 1; size--)
+    {
+        if (bin & 0x000000ff << ((size-1) * 8))
+            break;
+    }
+    Ebml_WriteID(glob, class_id);
+    Ebml_WriteLen(glob, size);
+    Ebml_WriteID(glob, bin);
+}
+
+void Ebml_SerializeFloat(EbmlGlobal *glob, unsigned long class_id, double d)
+{
+    unsigned char len = 0x88;
+
+    Ebml_WriteID(glob, class_id);
+    Ebml_Serialize(glob, &len, 1);
+    Ebml_Serialize(glob,  &d, 8);
+}
+
+void Ebml_WriteSigned16(EbmlGlobal *glob, short val)
+{
+    signed long out = ((val & 0x003FFFFF) | 0x00200000) << 8;
+    Ebml_Serialize(glob, &out, 3);
+}
+
+void Ebml_SerializeString(EbmlGlobal *glob, unsigned long class_id, const char *s)
+{
+    Ebml_WriteID(glob, class_id);
+    Ebml_WriteString(glob, s);
+}
+
+void Ebml_SerializeUTF8(EbmlGlobal *glob, unsigned long class_id, wchar_t *s)
+{
+    Ebml_WriteID(glob,  class_id);
+    Ebml_WriteUTF8(glob,  s);
+}
+
+void Ebml_SerializeData(EbmlGlobal *glob, unsigned long class_id, unsigned char *data, unsigned long data_length)
+{
+    unsigned char size = 4;
+    Ebml_WriteID(glob, class_id);
+    Ebml_WriteLen(glob, data_length);
+    Ebml_Write(glob,  data, data_length);
+}
+
+void Ebml_WriteVoid(EbmlGlobal *glob, unsigned long vSize)
+{
+    unsigned char tmp = 0;
+    unsigned long i = 0;
+
+    Ebml_WriteID(glob, 0xEC);
+    Ebml_WriteLen(glob, vSize);
+
+    for (i = 0; i < vSize; i++)
+    {
+        Ebml_Write(glob, &tmp, 1);
+    }
+}
+
+//TODO Serialize Date

libmkv/EbmlWriter.h

+#ifndef EBMLWRITER_HPP
+#define EBMLWRITER_HPP
+
+// Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+//
+// Use of this source code is governed by a BSD-style license
+// that can be found in the LICENSE file in the root of the source
+// tree. An additional intellectual property rights grant can be found
+// in the file PATENTS.  All contributing project authors may
+// be found in the AUTHORS file in the root of the source tree.
+
+//note: you must define write and serialize functions as well as your own EBML_GLOBAL
+//These functions MUST be implemented
+#include <stddef.h>
+#include "vpx/vpx_integer.h"
+
+typedef struct EbmlGlobal EbmlGlobal;
+void  Ebml_Serialize(EbmlGlobal *glob, const void *, unsigned long);
+void  Ebml_Write(EbmlGlobal *glob, const void *, unsigned long);
+/////
+
+
+void Ebml_WriteLen(EbmlGlobal *glob, long long val);
+void Ebml_WriteString(EbmlGlobal *glob, const char *str);
+void Ebml_WriteUTF8(EbmlGlobal *glob, const wchar_t *wstr);
+void Ebml_WriteID(EbmlGlobal *glob, unsigned long class_id);
+void Ebml_SerializeUnsigned64(EbmlGlobal *glob, unsigned long class_id, uint64_t ui);
+void Ebml_SerializeUnsigned(EbmlGlobal *glob, unsigned long class_id, unsigned long ui);
+void Ebml_SerializeBinary(EbmlGlobal *glob, unsigned long class_id, unsigned long ui);
+void Ebml_SerializeFloat(EbmlGlobal *glob, unsigned long class_id, double d);
+//TODO make this more generic to signed
+void Ebml_WriteSigned16(EbmlGlobal *glob, short val);
+void Ebml_SerializeString(EbmlGlobal *glob, unsigned long class_id, const char *s);
+void Ebml_SerializeUTF8(EbmlGlobal *glob, unsigned long class_id, wchar_t *s);
+void Ebml_SerializeData(EbmlGlobal *glob, unsigned long class_id, unsigned char *data, unsigned long data_length);
+void Ebml_WriteVoid(EbmlGlobal *glob, unsigned long vSize);
+//TODO need date function
+#endif

libmkv/Makefile

+#Variables
+CC=gcc
+LINKER=gcc
+FLAGS=
+
+
+#Build Targets
+EbmlWriter.o: EbmlWriter.c EbmlWriter.h
+	$(CC) $(FLAGS) -c EbmlWriter.c
+
+EbmlBufferWriter.o: EbmlBufferWriter.c EbmlBufferWriter.h
+	$(CC) $(FLAGS) -c EbmlBufferWriter.c
+	
+MkvElement.o: MkvElement.c WebMElement.h
+	$(CC) $(FLAGS) -c MkvElement.c
+	
+testlibmkv.o: testlibmkv.c
+	$(CC) $(FLAGS) -c testlibmkv.c
+	
+testlibmkv: testlibmkv.o MkvElement.o EbmlBufferWriter.o EbmlWriter.o
+	$(LINKER) $(FLAGS) testlibmkv.o MkvElement.o EbmlBufferWriter.o EbmlWriter.o -o testlibmkv
+
+clean:
+	rm -rf *.o testlibmkv
+	
\ No newline at end of file

libmkv/WebMElement.c

+// Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+//
+// Use of this source code is governed by a BSD-style license
+// that can be found in the LICENSE file in the root of the source
+// tree. An additional intellectual property rights grant can be found
+// in the file PATENTS.  All contributing project authors may
+// be found in the AUTHORS file in the root of the source tree.
+