xref: /aosp_15_r20/external/oboe/src/common/SourceFloatCaller.cpp (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 #include <algorithm>
18*05767d91SRobert Wu #include <unistd.h>
19*05767d91SRobert Wu #include "flowgraph/FlowGraphNode.h"
20*05767d91SRobert Wu #include "SourceFloatCaller.h"
21*05767d91SRobert Wu 
22*05767d91SRobert Wu using namespace oboe;
23*05767d91SRobert Wu using namespace flowgraph;
24*05767d91SRobert Wu 
onProcess(int32_t numFrames)25*05767d91SRobert Wu int32_t SourceFloatCaller::onProcess(int32_t numFrames) {
26*05767d91SRobert Wu     int32_t numBytes = mStream->getBytesPerFrame() * numFrames;
27*05767d91SRobert Wu     int32_t bytesRead = mBlockReader.read((uint8_t *) output.getBuffer(), numBytes);
28*05767d91SRobert Wu     int32_t framesRead = bytesRead / mStream->getBytesPerFrame();
29*05767d91SRobert Wu     return framesRead;
30*05767d91SRobert Wu }
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