New meta_format structure that is used internally by BMediaFormats and

the FormatManager in the server. Update the plugin API. git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6241 a95241bf-73f2-0310-859d-f6bbb57e9c96
2004-01-23 07:24:51 +00:00
parent 6e53563dac
commit c38d73ee4c
4 changed files with 49 additions and 21 deletions
@@ -0,0 +1,42 @@
+/* 
+** Copyright 2004, Axel Dörfler, [email protected]. All rights reserved.
+** Distributed under the terms of the OpenBeOS License.
+*/
+#ifndef META_FORMAT_H
+#define META_FORMAT_H
+
+
+#include <MediaFormats.h>
+
+
+namespace BPrivate {
+namespace media {
+
+// Implementation can be found in MediaFormats.cpp
+
+#define MEDIA_META_FORMAT_TYPE 'MeFo'
+	// to be used in the MEDIA_SERVER_GET_FORMATS message reply
+
+struct meta_format {
+	meta_format();
+	meta_format(const media_format_description &description, const media_format &format, int32 id);
+	meta_format(const media_format_description &description);
+	meta_format(const meta_format &other);
+
+	bool Matches(const media_format &format, media_format_family family);
+	static int CompareDescriptions(const meta_format *a, const meta_format *b);
+	static int Compare(const meta_format *a, const meta_format *b);
+
+	media_format_description description;
+	media_format format;
+	int32 id;
+};
+
+typedef status_t (*_MakeFormatHookFunc)(const media_format_description *descriptions,
+						int32 descriptionsCount, media_format *format, uint32 flags);
+extern _MakeFormatHookFunc _gMakeFormatHook;
+
+}	// namespace media
+}	// namespace BPrivate
+
+#endif	/* META_FORMAT_H */