making act segmenter

1 files changed, 51 insertions, 0 deletions

diff --git a/ffmpeg/libavcodec/h261.h b/ffmpeg/libavcodec/h261.h
new file mode 100644
index 0000000..5b60dd6
--- /dev/null
+++ b/ffmpeg/libavcodec/h261.h
@@ -0,0 +1,51 @@
+/*
+ * H261 decoder
+ * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ * Copyright (c) 2004 Maarten Daniels
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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.
+ *
+ * FFmpeg 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/**
+ * @file
+ * h261codec.
+ */
+
+#ifndef AVCODEC_H261_H
+#define AVCODEC_H261_H
+
+#include "mpegvideo.h"
+
+/**
+ * H261Context
+ */
+typedef struct H261Context{
+    MpegEncContext s;
+
+    int current_mba;
+    int previous_mba;
+    int mba_diff;
+    int mtype;
+    int current_mv_x;
+    int current_mv_y;
+    int gob_number;
+    int gob_start_code_skipped; // 1 if gob start code is already read before gob header is read
+}H261Context;
+
+#define MB_TYPE_H261_FIL 0x800000
+
+#endif /* AVCODEC_H261_H */