put_be32(pb,0);
put_be32(pb,frame->reserved);
static void DumpFrame(ByteIOContext *pb, FLVFrame *frame){    put_byte(pb,frame->type); // message type    put_be24(pb,frame->size+1); // include flags    put_be24(pb,frame->timestamp); // time stamp    put_be32(pb,0); // reserved    put_byte(pb,frame->flags);    put_buffer(pb, frame->data, frame->size);    put_be32(pb,frame->size+1+11); // reserved    av_free(frame->data);}