C++ (Cpp) DSCaptureDevice::getFormat示例

示例#1

文件： net_java_sip_communicator_impl_neomedia_directshow_DSCaptureDevice.cpp 项目： Echo-tcx/Jitsi

/**
 * \brief Get current format.
 * \param env JNI environment
 * \param obj object
 * \param native pointer
 * \return current format
 */
JNIEXPORT jobject JNICALL Java_net_java_sip_communicator_impl_neomedia_directshow_DSCaptureDevice_getFormat
  (JNIEnv* env, jobject obj, jlong ptr)
{
    DSCaptureDevice* dev = reinterpret_cast<DSCaptureDevice*>(ptr);
    VideoFormat fmt = dev->getFormat();
    jclass clazzDSFormat = NULL;
    jmethodID initDSFormat = NULL;
    jobject ret = NULL;

    /* get DSFormat class to instantiate some object */
    clazzDSFormat = env->FindClass("net/java/sip/communicator/impl/neomedia/directshow/DSFormat");
    if(clazzDSFormat == NULL)
    {
        return NULL;
    }

    initDSFormat = env->GetMethodID(clazzDSFormat, "<init>", "(IIJ)V");

    if(initDSFormat == NULL)
    {
        return NULL;
    }

    ret = env->NewObject(clazzDSFormat, initDSFormat, static_cast<size_t>(fmt.width),
            static_cast<size_t>(fmt.height), static_cast<jlong>(fmt.pixelFormat));
    return ret;
}

示例#2

文件： org_jitsi_impl_neomedia_jmfext_media_protocol_directshow_DSCaptureDevice.cpp 项目： Sts0mrg0/libjitsi

/**
 * \brief Get current format.
 * \param env JNI environment
 * \param obj object
 * \param native pointer
 * \return current format
 */
JNIEXPORT jobject JNICALL Java_org_jitsi_impl_neomedia_jmfext_media_protocol_directshow_DSCaptureDevice_getFormat
  (JNIEnv* env, jobject obj, jlong ptr)
{
    DSCaptureDevice* dev = reinterpret_cast<DSCaptureDevice*>(ptr);
    DSFormat fmt = dev->getFormat();
    jclass clazzDSFormat = NULL;
    jmethodID initDSFormat = NULL;

    /* get DSFormat class to instantiate some object */
    clazzDSFormat = env->FindClass("org/jitsi/impl/neomedia/jmfext/media/protocol/directshow/DSFormat");
    if(clazzDSFormat == NULL)
        return NULL;

    initDSFormat = env->GetMethodID(clazzDSFormat, "<init>", "(III)V");

    if(initDSFormat == NULL)
        return NULL;

    return
        env->NewObject(
                clazzDSFormat,
                initDSFormat,
                static_cast<jint>(fmt.width),
                static_cast<jint>(fmt.height),
                static_cast<jint>(fmt.pixelFormat));
}