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Add a Java version of TJBench and extend the TurboJPEG Java API to support it (this involved adding a polymorphic method in TJCompressor that accepts x and y offsets into a larger buffer, similar to the previous modification that had been done to TJDecompressor.)

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This commit is contained in:
DRC
2012-09-24 02:27:55 +00:00
parent a6c9eaf155
commit 70d3c1aeec
31 changed files with 1405 additions and 121 deletions
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127
turbojpeg-jni.c
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@@ -41,7 +41,16 @@
goto bailout; \
}
#define bailif0(f) {if(!(f)) goto bailout;}
#ifdef WIN32
#define snprintf(str, n, format, ...) \
_snprintf_s(str, n, _TRUNCATE, format, __VA_ARGS__)
#endif
#define bailif0(f) {if(!(f)) { \
char temps[80]; \
snprintf(temps, 80, "Unexpected NULL condition in line %d", __LINE__); \
_throw(temps); \
}}
#define gethandle() \
jclass _cls=(*env)->GetObjectClass(env, obj); \
@@ -88,13 +97,14 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_init
return;
}
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3BIIII_3BIII
(JNIEnv *env, jobject obj, jbyteArray src, jint width, jint pitch,
jint height, jint pf, jbyteArray dst, jint jpegSubsamp, jint jpegQual,
jint flags)
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3BIIIIII_3BIII
(JNIEnv *env, jobject obj, jbyteArray src, jint x, jint y, jint width,
jint pitch, jint height, jint pf, jbyteArray dst, jint jpegSubsamp,
jint jpegQual, jint flags)
{
tjhandle handle=0;
unsigned long jpegSize=0; jsize arraySize=0;
unsigned long jpegSize=0;
jsize arraySize=0, actualPitch;
unsigned char *srcBuf=NULL, *jpegBuf=NULL;
gethandle();
@@ -105,7 +115,8 @@ JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throw("Mismatch between Java and C API");
arraySize=(pitch==0)? width*tjPixelSize[pf]*height:pitch*height;
actualPitch=(pitch==0)? width*tjPixelSize[pf]:pitch;
arraySize=(y+height-1)*actualPitch + x+width;
if((*env)->GetArrayLength(env, src)<arraySize)
_throw("Source buffer is not large enough");
jpegSize=tjBufSize(width, height, jpegSubsamp);
@@ -115,8 +126,66 @@ JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjCompress2(handle, srcBuf, width, pitch, height, pf, &jpegBuf,
&jpegSize, jpegSubsamp, jpegQual, flags|TJFLAG_NOREALLOC)==-1)
if(tjCompress2(handle, &srcBuf[y*actualPitch + x*tjPixelSize[pf]], width,
pitch, height, pf, &jpegBuf, &jpegSize, jpegSubsamp, jpegQual,
flags|TJFLAG_NOREALLOC)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
jpegBuf=srcBuf=NULL;
_throw(tjGetErrorStr());
}
bailout:
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
if(srcBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
return (jint)jpegSize;
}
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3BIIII_3BIII
(JNIEnv *env, jobject obj, jbyteArray src, jint width, jint pitch,
jint height, jint pf, jbyteArray dst, jint jpegSubsamp, jint jpegQual,
jint flags)
{
return Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3BIIIIII_3BIII(
env, obj, src, 0, 0, width, pitch, height, pf, dst, jpegSubsamp, jpegQual,
flags);
}
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3IIIIIII_3BIII
(JNIEnv *env, jobject obj, jintArray src, jint x, jint y, jint width,
jint stride, jint height, jint pf, jbyteArray dst, jint jpegSubsamp,
jint jpegQual, jint flags)
{
tjhandle handle=0;
unsigned long jpegSize=0;
jsize arraySize=0, actualStride;
unsigned char *srcBuf=NULL, *jpegBuf=NULL;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF || width<1 || height<1
|| stride<0)
_throw("Invalid argument in compress()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throw("Mismatch between Java and C API");
if(tjPixelSize[pf]!=sizeof(jint))
_throw("Pixel format must be 32-bit when compressing from an integer buffer.");
actualStride=(stride==0)? width:stride;
arraySize=(y+height-1)*actualStride + x+width;
if((*env)->GetArrayLength(env, src)<arraySize)
_throw("Source buffer is not large enough");
jpegSize=tjBufSize(width, height, jpegSubsamp);
if((*env)->GetArrayLength(env, dst)<(jsize)jpegSize)
_throw("Destination buffer is not large enough");
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjCompress2(handle, &srcBuf[(y*actualStride + x)*sizeof(int)], width,
stride*sizeof(jint), height, pf, &jpegBuf, &jpegSize, jpegSubsamp,
jpegQual, flags|TJFLAG_NOREALLOC)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
@@ -135,43 +204,9 @@ JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3
jint height, jint pf, jbyteArray dst, jint jpegSubsamp, jint jpegQual,
jint flags)
{
tjhandle handle=0;
unsigned long jpegSize=0; jsize arraySize=0;
unsigned char *srcBuf=NULL, *jpegBuf=NULL;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF || width<1 || height<1
|| pitch<0)
_throw("Invalid argument in compress()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throw("Mismatch between Java and C API");
if(tjPixelSize[pf]!=sizeof(jint))
_throw("Pixel format must be 32-bit when compressing from an integer buffer.");
arraySize=(pitch==0)? width*height:pitch*height;
if((*env)->GetArrayLength(env, src)<arraySize)
_throw("Source buffer is not large enough");
jpegSize=tjBufSize(width, height, jpegSubsamp);
if((*env)->GetArrayLength(env, dst)<(jsize)jpegSize)
_throw("Destination buffer is not large enough");
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjCompress2(handle, srcBuf, width, pitch*sizeof(jint), height, pf,
&jpegBuf, &jpegSize, jpegSubsamp, jpegQual, flags|TJFLAG_NOREALLOC)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
jpegBuf=srcBuf=NULL;
_throw(tjGetErrorStr());
}
bailout:
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
if(srcBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
return (jint)jpegSize;
return Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3IIIIIII_3BIII(
env, obj, src, 0, 0, width, pitch, height, pf, dst, jpegSubsamp, jpegQual,
flags);
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BII