我想在 Windows 中为 Java 创建一个库。
在 Ubuntu 中编译的代码和 make.so库。
但是当我在 Windows 中编译 C 代码时，会出现以下错误。
D:\WorkSpace\LogReceiver\jni>gcc -Wall -D_JNI_IMPLEMENTATION_ -Wl,--kill-at -shared -o JavaImp.dll amr-nb-jni.c
amr-nb-jni.c: In function 'Java_XXX_logic_voice_vocoder_AMRNB_EIFamrnbencode':
amr-nb-jni.c:74:5: warning: pointer targets in passing argument 3 of 'E_IF_amrnb_encode' differ in signedness [-Wpointer
-sign]
amrnb_if.h:59:8: note: expected 'UWord8 *' but argument is of type 'jbyte *'
amr-nb-jni.c:74:5: warning: passing argument 4 of 'E_IF_amrnb_encode' from incompatible pointer type [enabled by default
]
amrnb_if.h:59:8: note: expected 'Word32 *' but argument is of type 'jint *'
amr-nb-jni.c: In function 'Java_XXX_logic_voice_vocoder_AMRNB_EIFamrnbqueryBlockSize':
amr-nb-jni.c:94:5: warning: passing argument 1 of 'E_IF_amrnb_queryBlockSize' from incompatible pointer type [enabled by
default]
amrnb_if.h:67:6: note: expected 'Word32 *' but argument is of type 'jint *'
amr-nb-jni.c: In function 'Java_XXX_logic_voice_vocoder_AMRNB_DIFamrnbdecode':
amr-nb-jni.c:138:5: warning: pointer targets in passing argument 2 of 'D_IF_amrnb_decode' differ in signedness [-Wpointe
r-sign]
amrnb_if.h:75:8: note: expected 'UWord8 *' but argument is of type 'jbyte *'
amr-nb-jni.c: In function 'Java_XXX_logic_voice_vocoder_AMRNB_DIFamrnbqueryBlockSize':
amr-nb-jni.c:157:5: warning: passing argument 1 of 'D_IF_amrnb_queryBlockSize' from incompatible pointer type [enabled b
y default]
amrnb_if.h:82:6: note: expected 'Word32 *' but argument is of type 'jint *'
amr-nb-jni.c: In function 'Java_XXX_logic_voice_vocoder_AMRNB_DIFamrnbgetFrameProperties':
amr-nb-jni.c:177:5: warning: pointer targets in passing argument 1 of 'D_IF_amrnb_getFrameProperties' differ in signedne
ss [-Wpointer-sign]
amrnb_if.h:86:8: note: expected 'UWord8 *' but argument is of type 'jbyte *'
amr-nb-jni.c:177:5: warning: passing argument 2 of 'D_IF_amrnb_getFrameProperties' from incompatible pointer type [enabl
ed by default]
amrnb_if.h:86:8: note: expected 'Word32 *' but argument is of type 'jint *'
C:\Users\xxx~1\AppData\Local\Temp\ccYB8RmO.o:amr-nb-jni.c:(.text+0x49): undefined reference to `E_IF_amrnb_init'
C:\Users\xxx~1\AppData\Local\Temp\ccYB8RmO.o:amr-nb-jni.c:(.text+0x189): undefined reference to `E_IF_amrnb_encode'
C:\Users\xxx~1\AppData\Local\Temp\ccYB8RmO.o:amr-nb-jni.c:(.text+0x287): undefined reference to `E_IF_amrnb_queryBloc
kSize'
C:\Users\xxx~1\AppData\Local\Temp\ccYB8RmO.o:amr-nb-jni.c:(.text+0x300): undefined reference to `D_IF_amrnb_init'
C:\Users\xxx~1\AppData\Local\Temp\ccYB8RmO.o:amr-nb-jni.c:(.text+0x401): undefined reference to `D_IF_amrnb_decode'
C:\Users\xxx~1\AppData\Local\Temp\ccYB8RmO.o:amr-nb-jni.c:(.text+0x4d3): undefined reference to `D_IF_amrnb_queryBloc
kSize'
C:\Users\xxx~1\AppData\Local\Temp\ccYB8RmO.o:amr-nb-jni.c:(.text+0x58b): undefined reference to `D_IF_amrnb_getFrameP
roperties'
collect2: ld returned 1 exit status
C源是：
#include "jni.h"
#include "typedef.h"
#include "amrnb_if.h"
JNIEXPORT jint
Java_XXX_logic_voice_vocoder_AMRNB_EIFamrnbinit( JNIEnv* env, jobject this,
jintArray hState,
jint iEnableVAD
)
{
jint *p0;
p0 = (*env)->GetIntArrayElements(env, hState, 0);
if (p0 == 0) return 1;
E_IF_amrnb_init(p0, iEnableVAD);
(*env)->ReleaseIntArrayElements(env, hState, p0, 0);
return 0;
}
JNIEXPORT jint
Java_XXX_logic_voice_vocoder_AMRNB_EIFamrnbencode( JNIEnv* env, jobject this,
jintArray hState,
jshortArray pSpeech,
jbyteArray pBitstream,
jintArray iOutputSize,
jint iMode
)
{
jint *p0;
jshort *p1;
jbyte *p2;
jint *p3;
jint errCode;
p0 = (*env)->GetIntArrayElements(env, hState, 0);
if (p0 == 0) return 1;
p1 = (*env)->GetShortArrayElements(env, pSpeech, 0);
if (p1 == 0) return 1;
p2 = (*env)->GetByteArrayElements(env, pBitstream, 0);
if (p2 == 0) return 1;
p3 = (*env)->GetIntArrayElements(env, iOutputSize, 0);
if (p3 == 0) return 1;
errCode = E_IF_amrnb_encode(p0, p1, p2, p3, iMode);
(*env)->ReleaseIntArrayElements(env, hState, p0, 0);
(*env)->ReleaseShortArrayElements(env, pSpeech, p1, 0);
(*env)->ReleaseByteArrayElements(env, pBitstream, p2, 0);
(*env)->ReleaseIntArrayElements(env, iOutputSize, p3, 0);
return errCode;
}
JNIEXPORT jint
Java_XXX_logic_voice_vocoder_AMRNB_EIFamrnbqueryBlockSize( JNIEnv* env, jobject this,
jintArray iSize
)
{
jint *p0;
p0 = (*env)->GetIntArrayElements(env, iSize, 0);
if (p0 == 0) return 1;
E_IF_amrnb_queryBlockSize(p0);
(*env)->ReleaseIntArrayElements(env, iSize, p0, 0);
return 0;
}
JNIEXPORT jint
Java_XXX_logic_voice_vocoder_AMRNB_DIFamrnbinit( JNIEnv* env, jobject this,
jintArray hState
)
{
jint *p0;
p0 = (*env)->GetIntArrayElements(env, hState, 0);
if (p0 == 0) return 1;
D_IF_amrnb_init(p0);
(*env)->ReleaseIntArrayElements(env, hState, p0, 0);
return 0;
}
JNIEXPORT jint
Java_XXX_logic_voice_vocoder_AMRNB_DIFamrnbdecode( JNIEnv* env, jobject this,
jintArray hState,
jbyteArray pBitstream,
jshortArray pSpeech,
jint iBadFrame
)
{
jint *p0;
jbyte *p1;
jshort *p2;
jint errCode;
p0 = (*env)->GetIntArrayElements(env, hState, 0);
if (p0 == 0) return 1;
p1 = (*env)->GetByteArrayElements(env, pBitstream, 0);
if (p1 == 0) return 1;
p2 = (*env)->GetShortArrayElements(env, pSpeech, 0);
if (p2 == 0) return 1;
errCode = D_IF_amrnb_decode(p0, p1, p2, iBadFrame);
(*env)->ReleaseIntArrayElements(env, hState, p0, 0);
(*env)->ReleaseByteArrayElements(env, pBitstream, p1, 0);
(*env)->ReleaseShortArrayElements(env, pSpeech, p2, 0);
return errCode;
}
JNIEXPORT jint
Java_XXX_logic_voice_vocoder_AMRNB_DIFamrnbqueryBlockSize( JNIEnv* env, jobject this,
jintArray iSize
)
{
jint *p0;
p0 = (*env)->GetIntArrayElements(env, iSize, 0);
if (p0 == 0) return 1;
D_IF_amrnb_queryBlockSize(p0);
(*env)->ReleaseIntArrayElements(env, iSize, p0, 0);
return 0;
}
JNIEXPORT jint
Java_XXX_logic_voice_vocoder_AMRNB_DIFamrnbgetFrameProperties( JNIEnv* env, jobject this,
jbyteArray pBitstream,
jintArray iPackedFrameSize
)
{
jbyte *p0;
jint *p1;
p0 = (*env)->GetByteArrayElements(env, pBitstream, 0);
if (p0 == 0) return 1;
p1 = (*env)->GetIntArrayElements(env, iPackedFrameSize, 0);
if (p1 == 0) return 1;
D_IF_amrnb_getFrameProperties(p0, p1);
(*env)->ReleaseByteArrayElements(env, pBitstream, p0, 0);
(*env)->ReleaseIntArrayElements(env, iPackedFrameSize, p1, 0);
return 0;
}
更新： typedef.h：
#ifndef typedef_h
#define typedef_h "$Id $"
typedef int Word32;
typedef unsigned int UWord32;
typedef short Word16;
typedef unsigned short UWord16;
typedef char Word8;
typedef unsigned char UWord8;
#endif
amrnb_if.h：
#ifndef _AMRNB_IF_H_
#define _AMRNB_IF_H_
#include "typedef.h"
// codec version
extern const int amrnb_major_version;
extern const int amrnb_minor_version;
extern const int amrnb_build_version;
#define L_FRAME8K_AMR 160 /* Frame size at 8kHz */
#define L_PACKED_AMR 32 /* max serial size */
#define AMR_MAGIC_NUMBER "#!AMR\n"
#define _good_frame 0
#define _bad_frame 1
#define _lost_frame 2
#define _no_frame 3
// encoder error codes
#define AMRNBENC_ERROR_NONE 0x0 // no error
#define AMRNBENC_ERROR_GENERAL 0x1 // general error
#define AMRNBENC_ERROR_INVALIDMODE 0x2 // Encoder mode is out of range (0..7)
// decoder error codes
#define AMRNBDEC_ERROR_NONE 0x0 // no error
#define AMRNBDEC_ERROR_GENERAL 0x1 // general error
#define AMRNBDEC_ERROR_BITSTREAM 0x2 // bitstream is corrupt
#define AMR_GetModeFromBITSTREAM(a) ((a[0] >> 3) & 0x000F)
#ifdef __cplusplus
extern "C" {
#endif
Word32 E_IF_amrnb_init(
void *hState,
Word32 iEnableVAD);
Word32 E_IF_amrnb_encode(
void *hState,
Word16 *pSpeech,
UWord8 *pBitstream,
Word32 *iOutputSize,
Word32 iMode
);
void E_IF_amrnb_queryBlockSize(
Word32 *iSizeState
);
Word32 D_IF_amrnb_init(
void *hState
);
Word32 D_IF_amrnb_decode(
void *hState,
UWord8 *pBitstream,
Word16 *pSynthSpeech,
Word32 iBadFrame
);
void D_IF_amrnb_queryBlockSize(
Word32 *iSizeState
);
Word32 D_IF_amrnb_getFrameProperties(
UWord8 *pBitstream,
Word32 *iPackedFrameSize
);
#ifdef __cplusplus
}
#endif
#endif //_AMRNB_IF_H_