status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
 int32_t iFramesInterval, frameRate, bitRate;
 bool success = meta->findInt32(kKeyBitRate, &bitRate);
    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
    CHECK(success);
    OMX_VIDEO_PARAM_H263TYPE h263type;
 InitOMXParams(&h263type);
    h263type.nPortIndex = kPortIndexOutput;

 status_t err = mOMX->getParameter(
            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
    CHECK_EQ(err, (status_t)OK);

    h263type.nAllowedPictureTypes =
        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;

    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
 if (h263type.nPFrames == 0) {
        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
 }
    h263type.nBFrames = 0;

 CodecProfileLevel defaultProfileLevel, profileLevel;
    defaultProfileLevel.mProfile = h263type.eProfile;
    defaultProfileLevel.mLevel = h263type.eLevel;
    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
 if (err != OK) return err;
    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);

    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
    h263type.bForceRoundingTypeToZero = OMX_FALSE;
    h263type.nPictureHeaderRepetition = 0;
    h263type.nGOBHeaderInterval = 0;

    err = mOMX->setParameter(
            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
    CHECK_EQ(err, (status_t)OK);

    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);

 return OK;
}

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