diff options
Diffstat (limited to 'BDInfo/TSCodecMPEG2.cs')
| -rw-r--r-- | BDInfo/TSCodecMPEG2.cs | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/BDInfo/TSCodecMPEG2.cs b/BDInfo/TSCodecMPEG2.cs deleted file mode 100644 index 8bcd07d02..000000000 --- a/BDInfo/TSCodecMPEG2.cs +++ /dev/null @@ -1,208 +0,0 @@ -//============================================================================ -// BDInfo - Blu-ray Video and Audio Analysis Tool -// Copyright © 2010 Cinema Squid -// -// This library is free software; you can redistribute it and/or -// modify it under the terms of the GNU Lesser General Public -// License as published by the Free Software Foundation; either -// version 2.1 of the License, or (at your option) any later version. -// -// This library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -// Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public -// License along with this library; if not, write to the Free Software -// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -//============================================================================= - -#undef DEBUG - - -namespace BDInfo -{ - public abstract class TSCodecMPEG2 - { - public static void Scan( - TSVideoStream stream, - TSStreamBuffer buffer, - ref string tag) - { - int parse = 0; - int pictureParse = 0; - int sequenceHeaderParse = 0; - int extensionParse = 0; - int sequenceExtensionParse = 0; - - for (int i = 0; i < buffer.Length; i++) - { - parse = (parse << 8) + buffer.ReadByte(); - - if (parse == 0x00000100) - { - pictureParse = 2; - } - else if (parse == 0x000001B3) - { - sequenceHeaderParse = 7; - } - else if (sequenceHeaderParse > 0) - { - --sequenceHeaderParse; - switch (sequenceHeaderParse) - { -#if DEBUG - case 6: - break; - - case 5: - break; - - case 4: - stream.Width = - (int)((parse & 0xFFF000) >> 12); - stream.Height = - (int)(parse & 0xFFF); - break; - - case 3: - stream.AspectRatio = - (TSAspectRatio)((parse & 0xF0) >> 4); - - switch ((parse & 0xF0) >> 4) - { - case 0: // Forbidden - break; - case 1: // Square - break; - case 2: // 4:3 - break; - case 3: // 16:9 - break; - case 4: // 2.21:1 - break; - default: // Reserved - break; - } - - switch (parse & 0xF) - { - case 0: // Forbidden - break; - case 1: // 23.976 - stream.FrameRateEnumerator = 24000; - stream.FrameRateDenominator = 1001; - break; - case 2: // 24 - stream.FrameRateEnumerator = 24000; - stream.FrameRateDenominator = 1000; - break; - case 3: // 25 - stream.FrameRateEnumerator = 25000; - stream.FrameRateDenominator = 1000; - break; - case 4: // 29.97 - stream.FrameRateEnumerator = 30000; - stream.FrameRateDenominator = 1001; - break; - case 5: // 30 - stream.FrameRateEnumerator = 30000; - stream.FrameRateDenominator = 1000; - break; - case 6: // 50 - stream.FrameRateEnumerator = 50000; - stream.FrameRateDenominator = 1000; - break; - case 7: // 59.94 - stream.FrameRateEnumerator = 60000; - stream.FrameRateDenominator = 1001; - break; - case 8: // 60 - stream.FrameRateEnumerator = 60000; - stream.FrameRateDenominator = 1000; - break; - default: // Reserved - stream.FrameRateEnumerator = 0; - stream.FrameRateDenominator = 0; - break; - } - break; - - case 2: - break; - - case 1: - break; -#endif - - case 0: -#if DEBUG - stream.BitRate = - (((parse & 0xFFFFC0) >> 6) * 200); -#endif - stream.IsVBR = true; - stream.IsInitialized = true; - break; - } - } - else if (pictureParse > 0) - { - --pictureParse; - if (pictureParse == 0) - { - switch ((parse & 0x38) >> 3) - { - case 1: - tag = "I"; - break; - case 2: - tag = "P"; - break; - case 3: - tag = "B"; - break; - default: - break; - } - if (stream.IsInitialized) return; - } - } - else if (parse == 0x000001B5) - { - extensionParse = 1; - } - else if (extensionParse > 0) - { - --extensionParse; - if (extensionParse == 0) - { - if ((parse & 0xF0) == 0x10) - { - sequenceExtensionParse = 1; - } - } - } - else if (sequenceExtensionParse > 0) - { - --sequenceExtensionParse; -#if DEBUG - if (sequenceExtensionParse == 0) - { - uint sequenceExtension = - ((parse & 0x8) >> 3); - if (sequenceExtension == 0) - { - stream.IsInterlaced = true; - } - else - { - stream.IsInterlaced = false; - } - } -#endif - } - } - } - } -} |