xref: /aosp_15_r20/external/oboe/src/flowgraph/resampler/PolyphaseResamplerMono.h (revision 05767d913155b055644481607e6fa1e35e2fe72c)
1*05767d91SRobert Wu /*
2*05767d91SRobert Wu  * Copyright 2019 The Android Open Source Project
3*05767d91SRobert Wu  *
4*05767d91SRobert Wu  * Licensed under the Apache License, Version 2.0 (the "License");
5*05767d91SRobert Wu  * you may not use this file except in compliance with the License.
6*05767d91SRobert Wu  * You may obtain a copy of the License at
7*05767d91SRobert Wu  *
8*05767d91SRobert Wu  *      http://www.apache.org/licenses/LICENSE-2.0
9*05767d91SRobert Wu  *
10*05767d91SRobert Wu  * Unless required by applicable law or agreed to in writing, software
11*05767d91SRobert Wu  * distributed under the License is distributed on an "AS IS" BASIS,
12*05767d91SRobert Wu  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13*05767d91SRobert Wu  * See the License for the specific language governing permissions and
14*05767d91SRobert Wu  * limitations under the License.
15*05767d91SRobert Wu  */
16*05767d91SRobert Wu 
17*05767d91SRobert Wu #ifndef RESAMPLER_POLYPHASE_RESAMPLER_MONO_H
18*05767d91SRobert Wu #define RESAMPLER_POLYPHASE_RESAMPLER_MONO_H
19*05767d91SRobert Wu 
20*05767d91SRobert Wu #include <sys/types.h>
21*05767d91SRobert Wu #include <unistd.h>
22*05767d91SRobert Wu 
23*05767d91SRobert Wu #include "PolyphaseResampler.h"
24*05767d91SRobert Wu #include "ResamplerDefinitions.h"
25*05767d91SRobert Wu 
26*05767d91SRobert Wu namespace RESAMPLER_OUTER_NAMESPACE::resampler {
27*05767d91SRobert Wu 
28*05767d91SRobert Wu class PolyphaseResamplerMono : public PolyphaseResampler {
29*05767d91SRobert Wu public:
30*05767d91SRobert Wu     explicit PolyphaseResamplerMono(const MultiChannelResampler::Builder &builder);
31*05767d91SRobert Wu 
32*05767d91SRobert Wu     virtual ~PolyphaseResamplerMono() = default;
33*05767d91SRobert Wu 
34*05767d91SRobert Wu     void writeFrame(const float *frame) override;
35*05767d91SRobert Wu 
36*05767d91SRobert Wu     void readFrame(float *frame) override;
37*05767d91SRobert Wu };
38*05767d91SRobert Wu 
39*05767d91SRobert Wu } /* namespace RESAMPLER_OUTER_NAMESPACE::resampler */
40*05767d91SRobert Wu 
41*05767d91SRobert Wu #endif //RESAMPLER_POLYPHASE_RESAMPLER_MONO_H
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