jint NS_SendData(JNIEnv *env, jobject object, jlong handler, jbyteArray data, jint size)
{
#ifdef DEBUG
unsigned long cost = GTimeGet();
#endif
LPSERIAL engine = (LPSERIAL)handler;
env->GetByteArrayRegion(data, 0, size, (signed char*)engine->pWriteBuffer);
Write_Port(engine->mHandle, engine->pWriteBuffer, size);
#ifdef DEBUG
engine->pWriteBuffer[size] = '\0';
LOGI("(%s,%d) cost = %ld", engine->pWriteBuffer, size, GTimeGet() - cost);
#endif
return 0;
}
jint NV_ReadData(JNIEnv *env, jobject object, jlong handler, jbyteArray data, jint size)
{
#ifdef DEBUG
unsigned long cost = GTimeGet();
#endif
jint ret = 0;
jboolean isCopy = false;
LPVIDEO engine = (LPVIDEO)handler;
signed char* buffer = env->GetByteArrayElements(data, &isCopy);
if (buffer == NULL) {
LOGI("buffer failed!\n");
return 0;
}
//LOGE("%d, %d", engine->mSourceFormat, engine->mTargetFormat);
ret = Read_Video(engine->mHandle, engine->pSourceBuffer, engine->mSourceSize);
#ifdef DEBUG
LOGE("Read_Video = %d", ret);
#endif
if (ret > 0) {
if (engine->mSourceFormat == CP_MJPEG) { //MJPG PROCESS
ret = mjpg_raw_insert_huffman(engine->pSourceBuffer, ret, (unsigned char *)engine->pTargetBuffer);
//mjpg data. decode to raw and convert.
#ifdef DEBUG
LOGE("mjpeg full size = %d", ret);
#endif
if (engine->mTargetFormat == CP_MJPEG) {
memcpy(buffer, engine->pTargetBuffer, ret);
#ifdef DEBUG_DUMP
if (engine->frame > 0) {
fwrite(engine->pTargetBuffer, sizeof(char), ret, engine->pfile);
fclose(engine->pfile);
engine->frame = 0;
}
#endif
} else {
LOGE("NOT SUPPORT DECODE!");
}
} else if (engine->mSourceFormat != engine->mTargetFormat) {
if (engine->mSourceFormat == CP_PAF_YUYV && engine->mTargetFormat == CP_PAF_NV21) {
convert_YUYV_NV21(engine->pSourceBuffer, (unsigned char *)buffer, engine->mWidth, engine->mHeight);
ret = calcImageSize(engine->mWidth, engine->mHeight, engine->mTargetFormat);
} else if (engine->mSourceFormat == CP_PAF_YUYV && engine->mTargetFormat == CP_PAF_NV12) {
convert_YUYV_NV12(engine->pSourceBuffer, (unsigned char *)buffer, engine->mWidth, engine->mHeight);
ret = calcImageSize(engine->mWidth, engine->mHeight, engine->mTargetFormat);
} else {
LOGE("convert color format failed!");
ret = 0;
}
} else {
// copy out
memcpy(buffer, engine->pSourceBuffer, engine->mSourceSize);
}
}
env->ReleaseByteArrayElements(data, buffer, isCopy);
return ret;
}
