It is accomplished ...

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-07-09 12:24:59 +00:00
commit 52a3801208
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+
+// this header is similar to functions found in libmedia.so 
+// and the media_kit decoder add-ons
+// we will use it as basic information, but are not trying to
+// create a binary compatible interface
+// this API will totally change, as we are creating our own API
+
+#include <MediaDefs.h>
+#include <MediaFormats.h>
+
+namespace media_kit_private {
+
+class Decoder
+{
+public:
+	virtual ~Decoder(void); /* this needs to be virtual */
+	Decoder(void);
+
+	/* not sure if all three need to be virtual */
+	virtual status_t SetTrack(BMediaTrack *track);
+	/* what does this one do? strange parameters */
+	virtual status_t Reset(long, long long, long long *, long long, long long *);
+	virtual status_t GetNextChunk(void const **chunkData, size_t *chunkSize, 
+								  media_header *mh, media_decode_info *mdi);
+
+	virtual status_t Decode(void *out_buffer, int64 *out_frameCount,
+							media_header *out_mh, media_decode_info *info) = 0;
+	virtual status_t Format(media_format *) = 0;
+	virtual status_t Sniff(media_format const *, void const *in_buffer, unsigned long in_buffersize) = 0;
+	virtual status_t GetCodecInfo(media_codec_info *out_mci) const = 0;
+
+private:
+	virtual status_t Perform(long, void *);
+	//virtual function and data stuffing will be done later
+};
+
+}; // namespace media_kit_private
+
+
+extern "C" status_t register_decoder();
+extern "C" BPrivate::Decoder * instantiate_decoder();
+