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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1000 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-09-09 05:33:21 +00:00 · 2002-09-09 05:33:21 +00:00 · 72e8e64eea
commit 72e8e64eea
parent 9b2094065e
1 changed files with 104 additions and 0 deletions
--- a/headers/private/media/experimental/MediaFileProducerAddOn.h
+++ b/headers/private/media/experimental/MediaFileProducerAddOn.h
@ -0,0 +1,104 @@
+// A MediaFileProducerAddOn is an add-on
+// that can make MediaFileProducer nodes
+
+#if !defined(_MEDIA_FILE_PRODUCER_ADD_ON_H)
+#define _MEDIA_FILE_PRODUCER_ADD_ON_H
+
+#include <MediaDefs.h>
+#include <MediaAddOn.h>
+
+class MediaFileProducerAddOn :
+    public BMediaAddOn
+{
+public:
+MediaFileProducerAddOn();
+virtual ~MediaFileProducerAddOn();
+
+/**************************/
+/* begin from BMediaAddOn */
+public:
+virtual	~BMediaAddOn();
+
+virtual	status_t InitCheck(
+				const char ** out_failure_text);
+virtual	int32 CountFlavors();
+virtual	status_t GetFlavorAt(
+				int32 n,
+				const flavor_info ** out_info);
+virtual	BMediaNode * InstantiateNodeFor(
+				const flavor_info * info,
+				BMessage * config,
+				status_t * out_error);
+virtual	status_t GetConfigurationFor(
+				BMediaNode * your_node,
+				BMessage * into_message);
+virtual	bool WantsAutoStart();
+virtual	status_t AutoStart(
+				int in_count,
+				BMediaNode ** out_node,
+				int32 * out_internal_id,
+				bool * out_has_more);
+/* only implement if you have a B_FILE_INTERFACE node */
+virtual	status_t SniffRef(
+				const entry_ref & file,
+				BMimeType * io_mime_type,
+				float * out_quality,
+				int32 * out_internal_id);
+virtual	status_t SniffType(					//	This is broken if you deal with producers 
+				const BMimeType & type,		//	and consumers both. Use SniffTypeKind instead.
+				float * out_quality,		//	If you implement SniffTypeKind, this doesn't
+				int32 * out_internal_id);	//	get called.
+virtual	status_t GetFileFormatList(
+				int32 flavor_id,			//	for this node flavor (if it matters)
+				media_file_format * out_writable_formats, 	//	don't write here if NULL
+				int32 in_write_items,		//	this many slots in out_writable_formats
+				int32 * out_write_items,	//	set this to actual # available, even if bigger than in count
+				media_file_format * out_readable_formats, 	//	don't write here if NULL
+				int32 in_read_items,		//	this many slots in out_readable_formats
+				int32 * out_read_items,		//	set this to actual # available, even if bigger than in count
+				void * _reserved);			//	ignore until further notice
+virtual	status_t SniffTypeKind(				//	Like SniffType, but for the specific kind(s)
+				const BMimeType & type,
+				uint64 in_kinds,
+				float * out_quality,
+				int32 * out_internal_id,
+				void * _reserved);
+
+
+/* end from BMediaAddOn */
+/************************/
+
+private:
+
+		MediaFileProducerAddOn(	/* private unimplemented */
+				const MediaFileProducerAddOn & clone);
+		MediaFileProducerAddOn & operator=(
+				const MediaFileProducerAddOn & clone);				
+
+		/* Mmmh, stuffing! */
+virtual		status_t _Reserved_MediaFileProducerAddOn_0(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_1(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_2(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_3(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_4(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_5(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_6(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_7(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_8(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_9(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_10(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_11(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_12(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_13(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_14(void *);
+virtual		status_t _Reserved_MediaFileProducerAddOn_15(void *);
+
+		uint32 _reserved_media_file_node_[16];
+
+};
+
+#if BUILDING_MEDIA_FILE_PRODUCER__ADD_ON
+extern "C" _EXPORT BMediaAddOn * make_media_file_producer_add_on(image_id you);
+#endif
+
+#endif /* _MEDIA_FILE_PRODUCER_ADD_ON_H */