Prvni ulozeni z chegewara githubu

tools/sdk/esp32/include/esp-dsp/modules/windows/blackman/include/dsps_wind_blackman.h

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+// Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+#ifndef _dsps_wind_blackman_H_
+#define _dsps_wind_blackman_H_
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/**
+ * @brief   Blackman window
+ * 
+ * The function generates Blackman window for plpha = 0.16.
+ *
+ * @param window: buffer to store window array.
+ * @param len: length of the window array
+ *
+ */
+void dsps_wind_blackman_f32(float *window, int len);
+
+#ifdef __cplusplus
+}
+#endif
+#endif // _dsps_wind_blackman_H_

tools/sdk/esp32/include/esp-dsp/modules/windows/blackman_harris/include/dsps_wind_blackman_harris.h

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+// Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+#ifndef _dsps_wind_blackman_harris_H_
+#define _dsps_wind_blackman_harris_H_
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/**
+ * @brief   Blackman-Harris window
+ * 
+ * The function generates Blackman-Harris window.
+ *
+ * @param window: buffer to store window array.
+ * @param len: length of the window array
+ *
+ */
+void dsps_wind_blackman_harris_f32(float *window, int len);
+
+#ifdef __cplusplus
+}
+#endif
+#endif // _dsps_wind_blackman_harris_H_

tools/sdk/esp32/include/esp-dsp/modules/windows/blackman_nuttall/include/dsps_wind_blackman_nuttall.h

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+// Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+#ifndef _dsps_wind_blackman_nuttall_H_
+#define _dsps_wind_blackman_nuttall_H_
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/**
+ * @brief   Blackman-Nuttall window
+ * 
+ * The function generates Blackman-Nuttall window.
+ *
+ * @param window: buffer to store window array.
+ * @param len: length of the window array
+ *
+ */
+void dsps_wind_blackman_nuttall_f32(float *window, int len);
+
+#ifdef __cplusplus
+}
+#endif
+#endif // _dsps_wind_blackman_nuttall_H_

tools/sdk/esp32/include/esp-dsp/modules/windows/flat_top/include/dsps_wind_flat_top.h

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+// Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+#ifndef _dsps_wind_flat_top_H_
+#define _dsps_wind_flat_top_H_
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/**
+ * @brief   Flat-Top window
+ * 
+ * The function generates Flat-Top window.
+ *
+ * @param window: buffer to store window array.
+ * @param len: length of the window array
+ *
+ */
+void dsps_wind_flat_top_f32(float *window, int len);
+
+#ifdef __cplusplus
+}
+#endif
+#endif // _dsps_wind_flat_top_H_

tools/sdk/esp32/include/esp-dsp/modules/windows/hann/include/dsps_wind_hann.h

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+// Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+#ifndef _dsps_wind_hann_H_
+#define _dsps_wind_hann_H_
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/**
+ * @brief   Hann window
+ * 
+ * The function generates Hann window.
+ *
+ * @param window: buffer to store window array.
+ * @param len: length of the window array
+ *
+ */
+void dsps_wind_hann_f32(float *window, int len);
+
+#ifdef __cplusplus
+}
+#endif
+#endif // _dsps_wind_hann_H_

tools/sdk/esp32/include/esp-dsp/modules/windows/include/dsps_wind.h

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+// Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+#ifndef _dsps_wind_H_
+#define _dsps_wind_H_
+
+#include "dsps_wind_hann.h"
+#include "dsps_wind_blackman.h"
+#include "dsps_wind_blackman_harris.h"
+#include "dsps_wind_blackman_nuttall.h"
+#include "dsps_wind_nuttall.h"
+#include "dsps_wind_flat_top.h"
+
+#endif // _dsps_wind_H_

tools/sdk/esp32/include/esp-dsp/modules/windows/nuttall/include/dsps_wind_nuttall.h

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+// Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+#ifndef _dsps_wind_nuttall_H_
+#define _dsps_wind_nuttall_H_
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/**
+ * @brief   Nuttall window
+ * 
+ * The function generates Nuttall window.
+ *
+ * @param window: buffer to store window array.
+ * @param len: length of the window array
+ *
+ */
+void dsps_wind_nuttall_f32(float *window, int len);
+
+#ifdef __cplusplus
+}
+#endif
+#endif // _dsps_wind_nuttall_H_