1 files changed, 138 insertions, 0 deletions
diff --git a/source/blender/io/avi/intern/avi_codecs.c b/source/blender/io/avi/intern/avi_codecs.c
new file mode 100644
index 00000000000..15f498ac653
--- /dev/null
+++ b/source/blender/io/avi/intern/avi_codecs.c
@@ -0,0 +1,138 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ */
+
+/** \file
+ * \ingroup avi
+ *
+ * This is external code. Identify and convert different avi-files.
+ */
+
+#include "AVI_avi.h"
+#include "avi_intern.h"
+
+#include "avi_rgb.h"
+#include "avi_mjpeg.h"
+#include "avi_rgb32.h"
+
+void *avi_format_convert(
+    AviMovie *movie, int stream, void *buffer, AviFormat from, AviFormat to, size_t *size)
+{
+  if (from == to) {
+    return buffer;
+  }
+
+  if (from != AVI_FORMAT_RGB24 && to != AVI_FORMAT_RGB24) {
+    return avi_format_convert(
+        movie,
+        stream,
+        avi_format_convert(movie, stream, buffer, from, AVI_FORMAT_RGB24, size),
+        AVI_FORMAT_RGB24,
+        to,
+        size);
+  }
+
+  switch (to) {
+    case AVI_FORMAT_RGB24:
+      switch (from) {
+        case AVI_FORMAT_AVI_RGB:
+          buffer = avi_converter_from_avi_rgb(movie, stream, buffer, size);
+          break;
+        case AVI_FORMAT_MJPEG:
+          buffer = avi_converter_from_mjpeg(movie, stream, buffer, size);
+          break;
+        case AVI_FORMAT_RGB32:
+          buffer = avi_converter_from_rgb32(movie, stream, buffer, size);
+          break;
+        default:
+          break;
+      }
+      break;
+    case AVI_FORMAT_AVI_RGB:
+      buffer = avi_converter_to_avi_rgb(movie, stream, buffer, size);
+      break;
+    case AVI_FORMAT_MJPEG:
+      buffer = avi_converter_to_mjpeg(movie, stream, buffer, size);
+      break;
+    case AVI_FORMAT_RGB32:
+      buffer = avi_converter_to_rgb32(movie, stream, buffer, size);
+      break;
+    default:
+      break;
+  }
+
+  return buffer;
+}
+
+int avi_get_data_id(AviFormat format, int stream)
+{
+  char fcc[5];
+
+  if (avi_get_format_type(format) == FCC("vids")) {
+    sprintf(fcc, "%2.2ddc", stream);
+  }
+  else if (avi_get_format_type(format) == FCC("auds")) {
+    sprintf(fcc, "%2.2ddc", stream);
+  }
+  else {
+    return 0;
+  }
+
+  return FCC(fcc);
+}
+
+int avi_get_format_type(AviFormat format)
+{
+  switch (format) {
+    case AVI_FORMAT_RGB24:
+    case AVI_FORMAT_RGB32:
+    case AVI_FORMAT_AVI_RGB:
+    case AVI_FORMAT_MJPEG:
+      return FCC("vids");
+    default:
+      return 0;
+  }
+}
+
+int avi_get_format_fcc(AviFormat format)
+{
+  switch (format) {
+    case AVI_FORMAT_RGB24:
+    case AVI_FORMAT_RGB32:
+    case AVI_FORMAT_AVI_RGB:
+      return FCC("DIB ");
+    case AVI_FORMAT_MJPEG:
+      return FCC("MJPG");
+    default:
+      return 0;
+  }
+}
+
+int avi_get_format_compression(AviFormat format)
+{
+  switch (format) {
+    case AVI_FORMAT_RGB24:
+    case AVI_FORMAT_RGB32:
+    case AVI_FORMAT_AVI_RGB:
+      return 0;
+    case AVI_FORMAT_MJPEG:
+      return FCC("MJPG");
+    default:
+      return 0;
+  }
+}