public void GetThumbnail(uint cx, out IntPtr phbmp, out WTS_ALPHATYPE pdwAlpha) { phbmp = IntPtr.Zero; pdwAlpha = WTS_ALPHATYPE.WTSAT_UNKNOWN; if (cx == 0 || cx > MaxThumbnailSize) { return; } Bitmap thumbnail = null; using (FileStream isoStream = File.OpenRead(this.FilePath)) { UdfReader cd = new UdfReader(isoStream); //read META\DL img if (cd.Exists(@"BDMV\META\DL")) { string[] files = cd.GetFiles(@"BDMV\META\DL", "*.jpg"); //find file that size is most similar and bigger than cx; foreach (var item in files) { Stream fileStream = cd.OpenFile(item, FileMode.Open); Bitmap bmp = new Bitmap(fileStream); if (thumbnail != null) { if ((cx < Math.Max(thumbnail.Width, thumbnail.Height) && Math.Max(bmp.Width, bmp.Height) < Math.Max(thumbnail.Width, thumbnail.Height)) || (cx > Math.Max(thumbnail.Width, thumbnail.Height) && Math.Max(bmp.Width, bmp.Height) > Math.Max(thumbnail.Width, thumbnail.Height))) { thumbnail = bmp; } } } if (thumbnail == null) { return; } if (thumbnail.Width != cx && thumbnail.Height != cx) { // We are not the appropriate size for caller. Resize now while // respecting the aspect ratio. float scale = Math.Min((float)cx / thumbnail.Width, (float)cx / thumbnail.Height); int scaleWidth = (int)(thumbnail.Width * scale); int scaleHeight = (int)(thumbnail.Height * scale); thumbnail = ResizeImage(thumbnail, scaleWidth, scaleHeight); } phbmp = thumbnail.GetHbitmap(); pdwAlpha = WTS_ALPHATYPE.WTSAT_RGB; } } }
public void Scan( Dictionary <string, TSStreamFile> streamFiles, Dictionary <string, TSStreamClipFile> streamClipFiles) { FileStream fileStream = null; Stream discFileStream = null; BinaryReader fileReader = null; ulong streamLength = 0; try { Streams.Clear(); StreamClips.Clear(); if (FileInfo != null) { fileStream = File.OpenRead(FileInfo.FullName); fileReader = new BinaryReader(fileStream); streamLength = (ulong)fileStream.Length; } else { CdReader.OpenFile(DFileInfo.FullName, FileMode.Open); discFileStream = CdReader.GetFileInfo(DFileInfo.FullName).OpenRead(); fileReader = new BinaryReader(discFileStream); streamLength = (ulong)discFileStream.Length; } byte[] data = new byte[streamLength]; int dataLength = fileReader.Read(data, 0, data.Length); int pos = 0; FileType = ToolBox.ReadString(data, 8, ref pos); if (FileType != "MPLS0100" && FileType != "MPLS0200" && FileType != "MPLS0300") { throw new Exception(string.Format( "Playlist {0} has an unknown file type {1}.", FileInfo.Name, FileType)); } int playlistOffset = ReadInt32(data, ref pos); int chaptersOffset = ReadInt32(data, ref pos); int extensionsOffset = ReadInt32(data, ref pos); // misc flags pos = 0x38; byte miscFlags = ReadByte(data, ref pos); // MVC_Base_view_R_flag is stored in 4th bit MVCBaseViewR = (miscFlags & 0x10) != 0; pos = playlistOffset; int playlistLength = ReadInt32(data, ref pos); int playlistReserved = ReadInt16(data, ref pos); int itemCount = ReadInt16(data, ref pos); int subitemCount = ReadInt16(data, ref pos); List <TSStreamClip> chapterClips = new List <TSStreamClip>(); for (int itemIndex = 0; itemIndex < itemCount; itemIndex++) { int itemStart = pos; int itemLength = ReadInt16(data, ref pos); string itemName = ToolBox.ReadString(data, 5, ref pos); string itemType = ToolBox.ReadString(data, 4, ref pos); TSStreamFile streamFile = null; string streamFileName = string.Format( "{0}.M2TS", itemName); if (streamFiles.ContainsKey(streamFileName)) { streamFile = streamFiles[streamFileName]; } if (streamFile == null) { Debug.WriteLine(string.Format( "Playlist {0} referenced missing file {1}.", FileInfo.Name, streamFileName)); } TSStreamClipFile streamClipFile = null; string streamClipFileName = string.Format( "{0}.CLPI", itemName); if (streamClipFiles.ContainsKey(streamClipFileName)) { streamClipFile = streamClipFiles[streamClipFileName]; } if (streamClipFile == null) { throw new Exception(string.Format( "Playlist {0} referenced missing file {1}.", FileInfo.Name, streamFileName)); } pos += 1; int multiangle = (data[pos] >> 4) & 0x01; int condition = data[pos] & 0x0F; pos += 2; int inTime = ReadInt32(data, ref pos); if (inTime < 0) { inTime &= 0x7FFFFFFF; } double timeIn = (double)inTime / 45000; int outTime = ReadInt32(data, ref pos); if (outTime < 0) { outTime &= 0x7FFFFFFF; } double timeOut = (double)outTime / 45000; TSStreamClip streamClip = new TSStreamClip( streamFile, streamClipFile); streamClip.Name = streamFileName; //TODO streamClip.TimeIn = timeIn; streamClip.TimeOut = timeOut; streamClip.Length = streamClip.TimeOut - streamClip.TimeIn; streamClip.RelativeTimeIn = TotalLength; streamClip.RelativeTimeOut = streamClip.RelativeTimeIn + streamClip.Length; StreamClips.Add(streamClip); chapterClips.Add(streamClip); pos += 12; if (multiangle > 0) { int angles = data[pos]; pos += 2; for (int angle = 0; angle < angles - 1; angle++) { string angleName = ToolBox.ReadString(data, 5, ref pos); string angleType = ToolBox.ReadString(data, 4, ref pos); pos += 1; TSStreamFile angleFile = null; string angleFileName = string.Format( "{0}.M2TS", angleName); if (streamFiles.ContainsKey(angleFileName)) { angleFile = streamFiles[angleFileName]; } if (angleFile == null) { throw new Exception(string.Format( "Playlist {0} referenced missing angle file {1}.", FileInfo.Name, angleFileName)); } TSStreamClipFile angleClipFile = null; string angleClipFileName = string.Format( "{0}.CLPI", angleName); if (streamClipFiles.ContainsKey(angleClipFileName)) { angleClipFile = streamClipFiles[angleClipFileName]; } if (angleClipFile == null) { throw new Exception(string.Format( "Playlist {0} referenced missing angle file {1}.", FileInfo.Name, angleClipFileName)); } TSStreamClip angleClip = new TSStreamClip(angleFile, angleClipFile); angleClip.AngleIndex = angle + 1; angleClip.TimeIn = streamClip.TimeIn; angleClip.TimeOut = streamClip.TimeOut; angleClip.RelativeTimeIn = streamClip.RelativeTimeIn; angleClip.RelativeTimeOut = streamClip.RelativeTimeOut; angleClip.Length = streamClip.Length; StreamClips.Add(angleClip); } if (angles - 1 > AngleCount) { AngleCount = angles - 1; } } int streamInfoLength = ReadInt16(data, ref pos); pos += 2; int streamCountVideo = data[pos++]; int streamCountAudio = data[pos++]; int streamCountPG = data[pos++]; int streamCountIG = data[pos++]; int streamCountSecondaryAudio = data[pos++]; int streamCountSecondaryVideo = data[pos++]; int streamCountPIP = data[pos++]; pos += 5; #if DEBUG Debug.WriteLine(string.Format( "{0} : {1} -> V:{2} A:{3} PG:{4} IG:{5} 2A:{6} 2V:{7} PIP:{8}", Name, streamFileName, streamCountVideo, streamCountAudio, streamCountPG, streamCountIG, streamCountSecondaryAudio, streamCountSecondaryVideo, streamCountPIP)); #endif for (int i = 0; i < streamCountVideo; i++) { TSStream stream = CreatePlaylistStream(data, ref pos); if (stream != null) { PlaylistStreams[stream.PID] = stream; } } for (int i = 0; i < streamCountAudio; i++) { TSStream stream = CreatePlaylistStream(data, ref pos); if (stream != null) { PlaylistStreams[stream.PID] = stream; } } for (int i = 0; i < streamCountPG; i++) { TSStream stream = CreatePlaylistStream(data, ref pos); if (stream != null) { PlaylistStreams[stream.PID] = stream; } } for (int i = 0; i < streamCountIG; i++) { TSStream stream = CreatePlaylistStream(data, ref pos); if (stream != null) { PlaylistStreams[stream.PID] = stream; } } for (int i = 0; i < streamCountSecondaryAudio; i++) { TSStream stream = CreatePlaylistStream(data, ref pos); if (stream != null) { PlaylistStreams[stream.PID] = stream; } pos += 2; } for (int i = 0; i < streamCountSecondaryVideo; i++) { TSStream stream = CreatePlaylistStream(data, ref pos); if (stream != null) { PlaylistStreams[stream.PID] = stream; } pos += 6; } /* * TODO * * for (int i = 0; i < streamCountPIP; i++) * { * TSStream stream = CreatePlaylistStream(data, ref pos); * if (stream != null) PlaylistStreams[stream.PID] = stream; * } */ pos += itemLength - (pos - itemStart) + 2; } pos = chaptersOffset + 4; int chapterCount = ReadInt16(data, ref pos); for (int chapterIndex = 0; chapterIndex < chapterCount; chapterIndex++) { int chapterType = data[pos + 1]; if (chapterType == 1) { int streamFileIndex = ((int)data[pos + 2] << 8) + data[pos + 3]; long chapterTime = ((long)data[pos + 4] << 24) + ((long)data[pos + 5] << 16) + ((long)data[pos + 6] << 8) + ((long)data[pos + 7]); TSStreamClip streamClip = chapterClips[streamFileIndex]; double chapterSeconds = (double)chapterTime / 45000; double relativeSeconds = chapterSeconds - streamClip.TimeIn + streamClip.RelativeTimeIn; // TODO: Ignore short last chapter? if (TotalLength - relativeSeconds > 1.0) { streamClip.Chapters.Add(chapterSeconds); this.Chapters.Add(relativeSeconds); } } else { // TODO: Handle other chapter types? } pos += 14; } } finally { if (fileReader != null) { fileReader.Close(); } if (fileStream != null) { fileStream.Close(); } if (discFileStream != null) { discFileStream.Close(); } } }
public void Scan() { FileStream fileStream = null; Stream discFileStream = null; BinaryReader fileReader = null; ulong streamLength = 0; try { #if DEBUG Debug.WriteLine(string.Format( "Scanning {0}...", Name)); #endif Streams.Clear(); if (FileInfo != null) { fileStream = File.OpenRead(FileInfo.FullName); fileReader = new BinaryReader(fileStream); streamLength = (ulong)fileStream.Length; } else { CdReader.OpenFile(DFileInfo.FullName, FileMode.Open); discFileStream = CdReader.GetFileInfo(DFileInfo.FullName).OpenRead(); fileReader = new BinaryReader(discFileStream); streamLength = (ulong)discFileStream.Length; } byte[] data = new byte[streamLength]; fileReader.Read(data, 0, data.Length); byte[] fileType = new byte[8]; Array.Copy(data, 0, fileType, 0, fileType.Length); FileType = ASCIIEncoding.ASCII.GetString(fileType); if (FileType != "HDMV0100" && FileType != "HDMV0200" && FileType != "HDMV0300") { throw new Exception(string.Format( "Clip info file {0} has an unknown file type {1}.", FileInfo.Name, FileType)); } #if DEBUG Debug.WriteLine(string.Format( "\tFileType: {0}", FileType)); #endif int clipIndex = ((int)data[12] << 24) + ((int)data[13] << 16) + ((int)data[14] << 8) + ((int)data[15]); int clipLength = ((int)data[clipIndex] << 24) + ((int)data[clipIndex + 1] << 16) + ((int)data[clipIndex + 2] << 8) + ((int)data[clipIndex + 3]); byte[] clipData = new byte[clipLength]; Array.Copy(data, clipIndex + 4, clipData, 0, clipData.Length); int streamCount = clipData[8]; #if DEBUG Debug.WriteLine(string.Format( "\tStreamCount: {0}", streamCount)); #endif int streamOffset = 10; for (int streamIndex = 0; streamIndex < streamCount; streamIndex++) { TSStream stream = null; ushort PID = (ushort) ((clipData[streamOffset] << 8) + clipData[streamOffset + 1]); streamOffset += 2; TSStreamType streamType = (TSStreamType) clipData[streamOffset + 1]; switch (streamType) { case TSStreamType.MVC_VIDEO: // TODO break; case TSStreamType.HEVC_VIDEO: case TSStreamType.AVC_VIDEO: case TSStreamType.MPEG1_VIDEO: case TSStreamType.MPEG2_VIDEO: case TSStreamType.VC1_VIDEO: { TSVideoFormat videoFormat = (TSVideoFormat) (clipData[streamOffset + 2] >> 4); TSFrameRate frameRate = (TSFrameRate) (clipData[streamOffset + 2] & 0xF); TSAspectRatio aspectRatio = (TSAspectRatio) (clipData[streamOffset + 3] >> 4); stream = new TSVideoStream(); ((TSVideoStream)stream).VideoFormat = videoFormat; ((TSVideoStream)stream).AspectRatio = aspectRatio; ((TSVideoStream)stream).FrameRate = frameRate; #if DEBUG Debug.WriteLine(string.Format( "\t{0} {1} {2} {3} {4}", PID, streamType, videoFormat, frameRate, aspectRatio)); #endif } break; case TSStreamType.AC3_AUDIO: case TSStreamType.AC3_PLUS_AUDIO: case TSStreamType.AC3_PLUS_SECONDARY_AUDIO: case TSStreamType.AC3_TRUE_HD_AUDIO: case TSStreamType.DTS_AUDIO: case TSStreamType.DTS_HD_AUDIO: case TSStreamType.DTS_HD_MASTER_AUDIO: case TSStreamType.DTS_HD_SECONDARY_AUDIO: case TSStreamType.LPCM_AUDIO: case TSStreamType.MPEG1_AUDIO: case TSStreamType.MPEG2_AUDIO: { byte[] languageBytes = new byte[3]; Array.Copy(clipData, streamOffset + 3, languageBytes, 0, languageBytes.Length); string languageCode = ASCIIEncoding.ASCII.GetString(languageBytes); TSChannelLayout channelLayout = (TSChannelLayout) (clipData[streamOffset + 2] >> 4); TSSampleRate sampleRate = (TSSampleRate) (clipData[streamOffset + 2] & 0xF); stream = new TSAudioStream(); ((TSAudioStream)stream).LanguageCode = languageCode; ((TSAudioStream)stream).ChannelLayout = channelLayout; ((TSAudioStream)stream).SampleRate = TSAudioStream.ConvertSampleRate(sampleRate); ((TSAudioStream)stream).LanguageCode = languageCode; #if DEBUG Debug.WriteLine(string.Format( "\t{0} {1} {2} {3} {4}", PID, streamType, languageCode, channelLayout, sampleRate)); #endif } break; case TSStreamType.INTERACTIVE_GRAPHICS: case TSStreamType.PRESENTATION_GRAPHICS: { byte[] languageBytes = new byte[3]; Array.Copy(clipData, streamOffset + 2, languageBytes, 0, languageBytes.Length); string languageCode = ASCIIEncoding.ASCII.GetString(languageBytes); stream = new TSGraphicsStream(); stream.LanguageCode = languageCode; #if DEBUG Debug.WriteLine(string.Format( "\t{0} {1} {2}", PID, streamType, languageCode)); #endif } break; case TSStreamType.SUBTITLE: { byte[] languageBytes = new byte[3]; Array.Copy(clipData, streamOffset + 3, languageBytes, 0, languageBytes.Length); string languageCode = ASCIIEncoding.ASCII.GetString(languageBytes); #if DEBUG Debug.WriteLine(string.Format( "\t{0} {1} {2}", PID, streamType, languageCode)); #endif stream = new TSTextStream(); stream.LanguageCode = languageCode; } break; } if (stream != null) { stream.PID = PID; stream.StreamType = streamType; Streams.Add(PID, stream); } streamOffset += clipData[streamOffset] + 1; } IsValid = true; } finally { if (fileReader != null) { fileReader.Close(); } if (fileStream != null) { fileStream.Close(); } if (discFileStream != null) { discFileStream.Close(); } } }