spspps

if (VIDEO_TRACK == trackIndex) {
    if (firstVideoData) {
        byte[] spspps = {0, 0, 0, 1, 103, 66, -64, 30, -23, 1, 64, 123, 64, 60, 34, 17, -88, 0, 0, 0, 1, 104, -50, 6, -30}; //from media encoder
        MediaCodec.BufferInfo spsPpsBI = new MediaCodec.BufferInfo();
        spsPpsBI.flags = bufferInfo.flags;
        spsPpsBI.presentationTimeUs = bufferInfo.presentationTimeUs;
        spsPpsBI.offset = 0;
        spsPpsBI.size = spspps.length;
        flv.writeVideoSample(ByteBuffer.wrap(spspps), spsPpsBI);
        firstVideoData = false;
    }
    flv.writeVideoSample(byteBuf, bufferInfo);
} else {
    flv.writeAudioSample(byteBuf, bufferInfo);
}