1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <android/log.h>
18 #include "sles.h"
19 #include "jni_sles.h"
20 #include <stdio.h>
21 #include <stddef.h>
22 
23 /////
Java_com_android_cts_verifier_audio_NativeAudioThread_slesInit(JNIEnv * env __unused,jobject obj __unused,jint samplingRate,jint frameCount,jint micSource)24 JNIEXPORT jlong JNICALL Java_com_android_cts_verifier_audio_NativeAudioThread_slesInit
25   (JNIEnv *env __unused, jobject obj __unused, jint samplingRate, jint frameCount, jint micSource) {
26 
27     sles_data * pSles = NULL;
28 
29     if (slesInit(&pSles, samplingRate, frameCount, micSource) != SLES_FAIL) {
30 
31         return (long)pSles;
32     }
33     // FIXME This should be stored as a (long) field in the object,
34     //       so that incorrect Java code could not synthesize a bad sles pointer.
35     return 0;
36 }
37 
Java_com_android_cts_verifier_audio_NativeAudioThread_slesProcessNext(JNIEnv * env __unused,jobject obj __unused,jlong sles,jdoubleArray samplesArray,jlong offset)38 JNIEXPORT jint JNICALL Java_com_android_cts_verifier_audio_NativeAudioThread_slesProcessNext
39   (JNIEnv *env __unused, jobject obj __unused, jlong sles, jdoubleArray samplesArray,
40           jlong offset) {
41     sles_data * pSles= (sles_data*) ((long)sles);
42 
43     long maxSamples = (*env)->GetArrayLength(env, samplesArray);
44     double *pSamples = (*env)->GetDoubleArrayElements(env, samplesArray,0);
45 
46     long availableSamples = maxSamples-offset;
47     double *pCurrentSample = pSamples+offset;
48 
49     SLES_PRINTF("jni slesProcessNext pSles:%p, currentSample %p, availableSamples %ld ", pSles,
50             pCurrentSample, availableSamples);
51 
52     int samplesRead = slesProcessNext(pSles, pCurrentSample, availableSamples);
53 
54     return samplesRead;
55 }
56 
Java_com_android_cts_verifier_audio_NativeAudioThread_slesDestroy(JNIEnv * env __unused,jobject obj __unused,jlong sles)57 JNIEXPORT jint JNICALL Java_com_android_cts_verifier_audio_NativeAudioThread_slesDestroy
58   (JNIEnv *env __unused, jobject obj __unused, jlong sles) {
59     sles_data * pSles= (sles_data*) ((long) sles);
60 
61     int status = slesDestroy(&pSles);
62 
63     return status;
64 }
65