Changeset 659:ab1e80d9f873 in roaraudio

Timestamp:

08/26/08 17:02:54 (16 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

added a lot basic proto types

File:

• include/libroardsp/libroardsp.h (modified) (1 diff)

include/libroardsp/libroardsp.h

@@ -6 +6 @@
 #include <roaraudio.h>
 
+// defines
+#define ROARDSP_MAX_FILTERS_PER_CHAIN 8
+
+// types:
+
+struct roardsp_filter {
+ int    channels;
+ int    bits;
+ void * inst;
+ int (*calc  )(struct roardsp_filter * filter, void * data, size_t samples);
+ int (*uninit)(struct roardsp_filter * filter);
+};
+
+struct roardsp_filterchain {
+ int filters;
+ struct roardsp_filter * filter[ROARDSP_MAX_FILTERS_PER_CHAIN];
+};
+
+struct roardsp_lowp {
+ uint32_t freq; // in mHz (0Hz..4MHz)
+ uint16_t a, b;
+ int32_t  old[ROAR_MAX_CHANNELS];
+};
+
+// funcs:
+int roardsp_filter_init  (struct roardsp_filter * filter, struct roar_stream * stream, int id);
+int roardsp_filter_uninit(struct roardsp_filter * filter);
+int roardsp_filter_calc  (struct roardsp_filter * filter, void * data, size_t len);
+
+int roardsp_fchain_init  (struct roardsp_filterchain * chain);
+int roardsp_fchain_uninit(struct roardsp_filterchain * chain);
+int roardsp_fchain_add   (struct roardsp_filterchain * chain, struct roardsp_filter * filter);
+int roardsp_fchain_calc  (struct roardsp_filterchain * chain, void * data, size_t len);
+
 #endif