Esempio n. 1
0
        public override void Parse(BoxInfo bi, HDSBinaryReader br)
        {
            base.Parse(bi, br);

            uint sizes            = br.ReadByte();
            bool longIdFields     = ((sizes & AFRA_MASK_LONG_ID) > 0);
            bool longOffsetFields = ((sizes & AFRA_MASK_LONG_OFFSET) > 0);
            bool globalEntries    = ((sizes & AFRA_MASK_GLOBAL_ENTRIES) > 0);

            timeScale = br.ReadUInt32();

            localRandomAccessEntries.Clear();
            uint entryCount = br.ReadUInt32();

            for (uint i = 0; i < entryCount; i++)
            {
                LocalRandomAccessEntry lrae = new LocalRandomAccessEntry();
                lrae.Parse(br, longOffsetFields);
                localRandomAccessEntries.Add(lrae);
            }

            globalRandomAccessEntries.Clear();
            if (globalEntries)
            {
                entryCount = br.ReadUInt32();
                for (int i = 0; i < entryCount; i++)
                {
                    GlobalRandomAccessEntry grae = new GlobalRandomAccessEntry();
                    grae.Parse(br, longIdFields, longOffsetFields);
                    globalRandomAccessEntries.Add(grae);
                }
            }
        }
Esempio n. 2
0
        public static List <Box> GetBoxes(byte[] data, string boxType = "")
        {
            List <Box> boxes = new List <Box>();

            System.IO.MemoryStream stream = null;
            try {
                stream = new System.IO.MemoryStream(data);
                using (HDSBinaryReader br = new HDSBinaryReader(stream)) {
                    stream = null;
                    BoxInfo bi = BoxInfo.getNextBoxInfo(br);
                    while (bi != null)
                    {
                        if (!string.IsNullOrEmpty(boxType) && bi.Type != boxType)
                        {
                            bi.Type = ""; // for skip other boxes
                        }
                        switch (bi.Type)
                        {
                        case F4FConstants.BOX_TYPE_ABST:
                            AdobeBootstrapBox abst = new AdobeBootstrapBox();
                            abst.Parse(bi, br);
                            boxes.Add(abst);
                            break;

                        case F4FConstants.BOX_TYPE_AFRA:
                            AdobeFragmentRandomAccessBox arfa = new AdobeFragmentRandomAccessBox();
                            arfa.Parse(bi, br);
                            boxes.Add(arfa);
                            break;

                        case F4FConstants.BOX_TYPE_MDAT:
                            MediaDataBox mdat = new MediaDataBox();
                            mdat.Parse(bi, br);
                            boxes.Add(mdat);
                            break;

                        default:
                            br.Position += bi.Size - bi.Length;
                            break;
                        }
                        bi = BoxInfo.getNextBoxInfo(br);
                        if (bi != null && bi.Size <= 0)
                        {
                            break;
                        }
                    }
                }
            } finally {
                if (stream != null)
                {
                    stream.Dispose();
                }
            }
            return(boxes);
        }
        public override void Parse(BoxInfo bi, HDSBinaryReader br)
        {
            base.Parse(bi, br);

            qualitySegmentURLModifiers.Clear();
            uint qualityEntryCount = br.ReadByte();

            for (uint i = 0; i < qualityEntryCount; i++)
            {
                qualitySegmentURLModifiers.Add(br.ReadString());
            }

            uint entryCount = br.ReadUInt32();

            for (uint i = 0; i < entryCount; i++)
            {
                addSegmentFragmentPair(new SegmentFragmentPair(br.ReadUInt32(), br.ReadUInt32()));
            }
        }
        public override void Parse(BoxInfo bi, HDSBinaryReader br)
        {
            base.Parse(bi, br);

            timeScale = br.ReadUInt32();

            qualitySegmentURLModifiers.Clear();
            uint qualityEntryCount = br.ReadByte();

            for (uint i = 0; i < qualityEntryCount; i++)
            {
                qualitySegmentURLModifiers.Add(br.ReadString());
            }

            uint entryCount = br.ReadUInt32();

            for (uint i = 0; i < entryCount; i++)
            {
                FragmentDurationPair fdp = new FragmentDurationPair();
                fdp.Parse(br);
                fragmentDurationPairs.Add(fdp);
            }
        }
Esempio n. 5
0
 public virtual void Parse(BoxInfo bi, HDSBinaryReader br)
 {
     Size   = bi.Size;
     Type   = bi.Type;
     Length = bi.Length;
 }
Esempio n. 6
0
        public override void Parse(BoxInfo bi, HDSBinaryReader br)
        {
            base.Parse(bi, br);

            bootstrapVersion = br.ReadUInt32();

            byte temp = br.ReadByte();

            profile = (uint)(temp >> 6);
            live    = ((temp & 0x20) > 0);
            update  = ((temp & 0x01) > 0);

            timeScale           = br.ReadUInt32();
            currentMediaTime    = br.ReadUInt64();
            smpteTimeCodeOffset = br.ReadUInt64();
            movieIdentifier     = br.ReadString();

            serverBaseURLs.Clear();
            int serverEntryCount = br.ReadByte();

            for (int i = 0; i < serverEntryCount; i++)
            {
                serverBaseURLs.Add(br.ReadString());
            }

            qualitySegmentURLModifiers.Clear();
            int qualityEntryCount = br.ReadByte();

            for (int i = 0; i < qualityEntryCount; i++)
            {
                qualitySegmentURLModifiers.Add(br.ReadString());
            }

            drmData  = br.ReadString();
            metadata = br.ReadString();

            segmentRunTables.Clear();
            uint segmentRunTableCount = br.ReadByte();

            for (uint i = 0; i < segmentRunTableCount; i++)
            {
                BoxInfo boxInfo = BoxInfo.getNextBoxInfo(br);
                if (boxInfo == null)
                {
                    break;
                }
                if (boxInfo.Type == F4FConstants.BOX_TYPE_ASRT)
                {
                    AdobeSegmentRunTable asrt = new AdobeSegmentRunTable();
                    asrt.Parse(boxInfo, br);
                    segmentRunTables.Add(asrt);
                }
            }

            fragmentRunTables.Clear();
            uint fragmentRunTableCount = br.ReadByte();

            for (uint i = 0; i < fragmentRunTableCount; i++)
            {
                BoxInfo boxInfo = BoxInfo.getNextBoxInfo(br);
                if (boxInfo == null)
                {
                    break;
                }
                if (boxInfo.Type == F4FConstants.BOX_TYPE_AFRT)
                {
                    AdobeFragmentRunTable afrt = new AdobeFragmentRunTable();
                    afrt.Parse(boxInfo, br);
                    fragmentRunTables.Add(afrt);
                }
            }

            // Check if live stream is still live
            if (live && (fragmentRunTables.Count > 0) && ContentComplete())
            {
                live = false;
                RemoveLastFragment();
            }
        }