Initial commit: TXW82x FPV v2.7.0.7-42229 SDK + project sources

sdk/lib/audio/wsola/wsola_process.c

@@ -0,0 +1,88 @@
+#include "lib/audio/wsola/wsola_process.h"
+
+WSOLA_MALLOC 	wsola_malloc  = NULL;
+WSOLA_ZALLOC 	wsola_zalloc  = NULL;
+WSOLA_CALLOC 	wsola_calloc  = NULL;
+WSOLA_REALLOC   wsola_realloc = NULL;
+WSOLA_FREE      wsola_free    = NULL;
+
+void reg_wsola_alloc(WSOLA_MALLOC m, WSOLA_ZALLOC z, WSOLA_CALLOC c, WSOLA_REALLOC r, WSOLA_FREE f)
+{
+	wsola_malloc  = m;
+	wsola_zalloc  = z;
+	wsola_calloc  = c;
+	wsola_realloc = r;
+	wsola_free    = f;
+}
+
+WsolaStream *wsolaStream_init(uint32_t samplerate, uint32_t channels, float speed, float pitch, 
+                              uint32_t max_input_nsamples, uint32_t max_output_nsamples)
+{
+    WsolaStream *stream = wsola_stream_init(samplerate, channels, max_input_nsamples, max_output_nsamples);
+    if(stream==NULL) {
+        return NULL;
+    }
+    wsola_stream_set_speed(stream, speed);
+    wsola_stream_set_pitch(stream, pitch);
+    return stream;
+}
+
+int32_t wsolaStream_input_data(WsolaStream* stream, int16_t *data, uint32_t nsamples)
+{
+    return wsola_stream_write_data(stream, data, nsamples);
+}
+
+int32_t wsolaStream_output_data(WsolaStream* stream, int16_t *data, uint32_t max_nsamples)
+{
+    return wsola_stream_read_data(stream, data, max_nsamples);
+}
+
+int32_t wsolaStream_input_available(WsolaStream* stream)
+{
+    return wsola_stream_write_available(stream);
+}
+
+int32_t wsolaStream_output_available(WsolaStream* stream)
+{
+    return wsola_stream_read_available(stream);
+}
+
+void wsolaStream_set_pitch(WsolaStream* stream, float pitch)
+{
+    wsola_stream_set_pitch(stream, pitch);
+}
+
+void wsolaStream_set_speed(WsolaStream* stream, float speed)
+{
+    wsola_stream_set_speed(stream, speed);
+}
+
+float wsolaStream_get_pitch(WsolaStream* stream) 
+{
+    return wsola_stream_get_pitch(stream);
+}
+
+float wsolaStream_get_speed(WsolaStream* stream) 
+{
+    return wsola_stream_get_speed(stream);
+}
+
+uint32_t wsolaStream_get_sampleRate(WsolaStream *stream)
+{
+    return wsola_stream_get_samplerate(stream);
+}
+
+void wsolaStream_clean(WsolaStream* stream)
+{
+    wsola_stream_clean(stream);
+}
+
+int32_t wsolaStream_flush(WsolaStream* stream)
+{
+    return wsola_stream_flush(stream);
+}
+
+void wsolaStream_deinit(WsolaStream *stream)
+{
+    wsola_stream_deinit(stream);
+}